IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1963 ****** ****** ****** ****** ****** ****** 25.6 24.1 22.6 12.2 6.5 -6.1 ****** 1964 -14.4 -2.1 8.8 10.5 19.7 23.8 26.4 25.8 17.9 14.5 7.3 -0.3 40.8 1965 -4.0 -1.4 8.8 11.2 19.3 21.9 24.7 25.8 18.1 10.1 8.9 2.5 29.8 1966 4.9 7.6 7.8 11.6 16.4 23.2 25.0 24.3 18.6 13.9 12.3 3.8 21.2 1967 -0.3 -0.1 5.5 8.8 15.1 21.4 25.1 26.5 20.9 14.4 8.6 0.9 26.8 1968 -0.9 0.9 6.7 11.2 18.3 21.3 25.9 24.4 22.3 15.9 8.2 3.6 26.8 1969 -0.5 -4.0 7.4 11.1 18.5 22.9 24.2 25.5 21.0 14.1 4.9 4.1 29.5 1970 0.5 4.6 8.3 15.6 19.3 24.8 27.3 27.9 20.8 14.4 10.0 0.6 27.4 1971 -5.8 -2.2 9.9 12.8 21.4 23.5 ****** 26.4 24.3 17.2 11.8 4.2 ****** 1972 -5.1 -6.3 2.8 12.8 14.8 22.9 27.9 24.0 21.8 16.6 6.8 -1.1 34.2 1973 -7.4 2.2 6.2 10.2 15.8 21.1 27.2 29.2 20.8 13.1 6.2 -1.8 36.6 1974 -4.1 -4.5 4.4 11.8 20.3 25.0 26.2 23.3 18.5 13.5 8.0 -0.7 30.7 1975 -1.2 2.3 7.0 13.8 18.2 26.1 29.0 25.6 21.7 14.8 6.3 0.2 30.2 1976 1.3 0.5 4.2 14.6 17.9 22.8 24.5 27.1 21.6 17.9 10.1 4.3 26.6 1977 -5.3 1.2 10.0 14.8 16.5 23.6 25.9 24.8 20.8 12.2 6.0 2.9 31.2 1978 2.3 4.3 7.8 12.8 19.6 25.4 27.3 26.8 25.2 20.5 7.5 4.1 25.0 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 2.5 5.0 6.7 12.4 20.4 25.4 26.9 26.0 21.5 11.1 7.5 3.1 24.4 1988 -2.4 -2.3 6.8 12.3 17.7 23.0 26.0 25.0 21.8 15.8 7.9 2.1 28.4 1989 -9.8 -10.5 6.4 15.3 18.5 25.1 28.6 27.9 22.3 17.2 9.6 3.6 39.1 1990 -5.8 -0.8 6.3 11.5 17.4 24.6 27.6 26.0 23.6 14.9 10.0 1.4 33.4 1991 -3.3 -0.1 5.9 14.0 16.7 23.2 27.5 26.9 22.1 15.8 8.3 -0.2 30.8 1992 -8.4 -1.9 3.3 11.9 13.9 21.3 26.9 23.8 20.6 15.4 8.2 2.3 35.3 1993 -4.1 0.3 5.2 13.0 16.8 22.1 26.5 26.0 23.2 14.7 3.2 -0.2 30.6 1994 1.3 1.6 8.1 14.5 17.6 22.5 25.7 26.2 20.6 15.3 8.3 1.4 24.9 1995 3.1 4.7 9.0 13.3 18.4 22.4 27.0 28.3 22.6 14.3 8.2 2.0 26.3 1996 0.6 3.9 6.0 11.9 19.3 22.8 27.5 27.5 23.4 15.1 7.2 5.6 26.9 1997 0.4 -3.0 3.9 13.6 18.2 24.1 26.8 28.6 21.2 17.5 7.3 3.6 31.6 1998 -6.2 -3.2 6.2 14.2 18.3 25.5 26.9 27.7 23.1 15.9 11.2 5.5 33.9 1999 2.2 5.6 7.9 14.0 20.1 25.8 25.9 29.4 22.6 17.1 7.1 3.3 27.2 2000 1.0 1.2 7.1 15.8 20.0 24.5 28.7 28.1 23.2 14.1 7.0 3.0 27.7 MEAN -2.4 0.1 6.7 12.8 18.1 23.5 26.6 26.3 21.6 15.0 8.0 1.9 29.0 SD 4.43 3.93 1.86 1.72 1.80 1.47 1.23 1.65 1.75 2.12 1.95 2.49 2.20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 17.3 14.9 14.1 8.2 2.8 -11.4 ****** 1964 -21.3 -6.9 2.5 5.1 11.4 16.2 17.5 15.9 10.7 5.4 0.8 -6.5 4.2 1965 -9.3 -7.4 2.3 4.6 13.0 13.8 15.3 15.5 10.4 5.8 2.9 -5.3 5.1 1966 -2.3 1.1 1.6 5.7 10.2 12.9 15.9 14.2 10.2 8.2 6.6 -1.6 6.9 1967 -4.9 -5.2 -0.3 3.0 10.2 14.5 16.7 18.0 12.3 6.2 2.7 -5.4 5.7 1968 -8.0 -4.8 0.8 5.3 12.6 14.6 17.6 17.2 14.3 8.6 2.8 -0.5 6.7 1969 -4.1 -8.2 3.2 5.5 11.7 14.4 14.6 16.1 12.4 7.8 -1.5 -2.2 5.8 1970 -2.9 -1.5 3.3 9.8 11.9 16.1 19.2 20.6 13.5 7.1 3.0 -2.9 8.1 1971 -10.2 -6.8 2.7 6.5 12.6 13.8 ****** 16.9 14.8 8.3 6.6 -0.5 ****** 1972 -10.3 -14.5 -3.3 7.5 9.6 15.2 19.2 13.7 13.3 8.8 2.0 -4.5 4.7 1973 -14.9 -0.9 0.5 3.5 8.1 13.6 18.5 21.3 13.1 5.1 0.9 -6.5 5.2 1974 -8.6 -9.7 0.5 6.0 13.4 16.8 16.9 15.3 9.6 4.5 2.2 -5.4 5.1 1975 -5.7 -1.6 2.2 4.8 10.2 18.5 21.4 17.4 12.8 6.4 2.6 -4.1 7.1 1976 -3.0 -3.6 -0.2 6.7 9.6 14.8 17.0 20.0 13.4 11.4 3.7 -1.4 7.4 1977 -11.4 -2.6 6.2 8.3 7.8 14.2 16.7 16.4 13.2 5.0 1.4 -2.0 6.1 1978 -2.5 -0.4 3.7 8.7 12.9 17.3 19.0 19.3 18.0 12.8 0.4 -0.4 9.1 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 -3.7 -0.6 1.4 4.8 12.0 16.7 18.8 17.9 13.5 6.4 1.0 -0.5 7.3 1988 -5.5 -5.8 0.8 6.1 9.9 14.5 18.5 18.2 13.6 9.0 1.6 -2.9 6.5 1989 -14.6 -15.6 1.4 7.1 10.0 16.2 20.3 20.1 14.0 10.1 4.4 -1.6 6.0 1990 -9.9 -4.9 -0.0 4.8 9.5 15.8 19.8 17.9 14.4 7.5 2.3 -4.0 6.1 1991 -7.0 -5.2 1.3 7.3 9.6 15.0 19.2 18.7 13.3 9.3 2.3 -3.0 6.8 1992 -12.7 -6.2 -2.2 5.3 8.3 13.5 18.8 15.9 12.3 6.7 2.2 -1.4 5.1 1993 -8.4 -4.4 -0.7 5.9 10.2 14.1 18.6 18.1 14.7 7.0 0.1 -1.9 6.1 1994 -2.2 -3.5 2.2 7.5 10.1 14.5 17.8 18.3 12.4 8.6 3.2 -2.9 7.2 1995 -1.1 -1.1 2.0 6.9 10.8 14.7 19.5 20.0 14.5 6.6 0.5 -3.9 7.5 1996 -3.2 -0.8 1.2 6.1 12.2 14.6 19.7 19.0 15.1 8.4 0.9 0.3 7.8 1997 -4.8 -8.5 -1.9 6.0 10.6 16.1 19.4 20.6 13.2 10.1 2.5 -0.9 6.8 1998 -10.3 -7.4 0.8 7.4 11.1 17.1 19.0 19.3 15.0 8.0 4.5 -0.2 7.0 1999 -2.6 -1.4 0.8 6.7 11.7 17.7 18.1 21.2 14.9 9.2 1.4 -0.5 8.1 2000 -3.4 -4.2 0.3 8.8 12.1 16.1 20.3 20.0 15.4 7.8 2.1 -0.4 7.9 MEAN -7.2 -4.9 1.1 6.3 10.8 15.3 18.3 17.9 13.4 7.8 2.3 -2.8 6.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 33.9 33.2 31.2 16.2 10.1 -0.8 ****** 1964 -7.5 2.6 15.2 15.8 28.0 31.4 35.4 35.7 25.1 23.7 13.8 5.9 18.8 1965 1.3 4.6 15.3 17.9 25.7 30.0 34.0 36.1 25.7 14.5 14.9 10.4 19.2 1966 12.2 14.0 14.1 17.5 22.5 33.4 34.2 34.3 26.9 19.7 17.9 9.2 21.3 1967 4.3 5.0 11.2 14.5 20.1 27.6 33.5 35.0 29.6 22.6 14.6 7.1 18.8 1968 6.2 6.6 12.6 17.1 24.0 28.0 34.2 31.7 30.3 23.3 13.5 7.8 19.6 1969 3.2 0.1 11.5 16.6 25.2 31.4 33.9 34.8 29.6 20.4 11.3 10.3 19.0 1970 4.0 10.7 13.3 21.3 26.6 33.6 35.3 35.3 28.2 21.6 17.0 4.1 20.9 1971 -1.3 2.4 17.0 19.0 30.3 33.2 ****** 35.8 33.7 26.1 17.1 8.8 ****** 1972 0.0 2.0 8.8 18.1 20.0 30.7 36.6 34.1 30.2 24.5 11.7 2.3 18.3 1973 0.1 5.3 12.0 16.9 23.6 28.6 35.9 37.1 28.5 21.2 11.5 2.9 18.6 1974 0.3 0.8 8.3 17.6 27.1 33.2 35.5 31.2 27.3 22.4 13.8 3.9 18.5 1975 3.4 6.3 11.7 22.8 26.2 33.6 36.6 33.7 30.7 23.3 10.0 4.5 20.2 1976 5.5 4.5 8.6 22.4 26.3 30.8 32.0 34.2 29.7 24.4 16.5 10.1 20.4 1977 0.7 5.0 13.8 21.4 25.2 33.1 35.0 33.3 28.5 19.4 10.5 7.7 19.5 1978 7.0 9.0 11.9 16.9 26.2 33.4 35.6 34.3 32.3 28.2 14.6 8.6 21.5 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 8.8 10.7 12.0 20.1 28.8 34.1 34.9 34.1 29.4 16.0 14.0 6.8 20.8 1988 0.6 1.2 12.9 18.6 25.4 31.5 33.5 31.9 29.9 22.5 14.2 7.0 19.1 1989 -4.9 -5.3 11.3 23.6 27.0 33.9 36.9 35.7 30.6 24.3 14.9 8.8 19.7 1990 -1.7 3.2 12.6 18.2 25.3 33.4 35.3 34.0 32.7 22.3 17.7 6.8 20.0 1991 0.4 5.1 10.6 20.7 23.8 31.4 35.7 35.1 30.8 22.3 14.2 2.5 19.4 1992 -4.0 2.3 8.8 18.5 19.5 29.1 35.1 31.7 28.9 24.0 14.3 6.0 17.9 1993 0.2 5.0 11.1 20.0 23.4 30.2 34.3 33.9 31.8 22.3 6.2 1.5 18.3 1994 4.9 6.6 14.1 21.5 25.0 30.5 33.7 34.0 28.8 21.9 13.4 5.7 20.0 1995 7.4 10.6 16.0 19.8 25.9 30.1 34.5 36.6 30.6 22.0 16.0 7.8 21.4 1996 4.3 8.5 10.8 17.7 26.5 31.1 35.2 36.0 31.7 21.9 13.5 11.0 20.7 1997 5.6 2.6 9.7 21.2 25.8 32.1 34.3 36.6 29.1 24.9 12.2 8.1 20.2 1998 -2.1 1.0 11.6 21.1 25.6 33.9 34.9 36.0 31.1 23.9 17.8 11.3 20.5 1999 6.9 12.5 14.9 21.4 28.5 33.9 33.7 37.6 30.4 25.0 12.8 7.2 22.1 2000 5.4 6.7 13.9 22.8 28.0 33.0 37.0 36.1 31.1 20.4 12.0 6.4 21.1 MEAN 2.5 5.2 12.3 19.4 25.4 31.7 34.9 34.6 29.8 22.2 13.7 6.7 19.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 16.6 18.3 17.1 8.0 7.3 10.6 ****** 1964 13.8 9.5 12.7 10.7 16.6 15.2 17.9 19.8 14.4 18.3 13.0 12.4 14.5 1965 10.6 12.0 13.0 13.3 12.7 16.2 18.7 20.6 15.3 8.7 12.0 15.7 14.1 1966 14.5 12.9 12.5 11.8 12.3 20.5 18.3 20.1 16.7 11.5 11.3 10.8 14.4 1967 9.2 10.2 11.5 11.5 9.9 13.1 16.8 17.0 17.3 16.4 11.9 12.5 13.1 1968 14.2 11.4 11.8 11.8 11.4 13.4 16.6 14.5 16.1 14.7 10.7 8.3 12.9 1969 7.3 8.3 8.3 11.1 13.5 17.0 19.3 18.7 17.2 12.6 12.8 12.5 13.2 1970 6.9 12.2 10.0 11.5 14.7 17.5 16.1 14.7 14.7 14.5 14.0 7.0 12.8 1971 8.9 9.2 14.3 12.5 17.7 19.4 ****** 18.9 18.9 17.8 10.5 9.3 ****** 1972 10.3 16.5 12.1 10.6 10.4 15.5 17.4 20.4 16.9 15.7 9.7 6.8 13.5 1973 15.0 6.2 11.5 13.4 15.5 15.0 17.4 15.8 15.4 16.1 10.6 9.4 13.4 1974 8.9 10.5 7.8 11.6 13.7 16.4 18.6 15.9 17.7 17.9 11.6 9.3 13.3 1975 9.1 7.9 9.5 18.0 16.0 15.1 15.2 16.3 17.9 16.9 7.4 8.6 13.2 1976 8.5 8.1 8.8 15.7 16.7 16.0 15.0 14.2 16.3 13.0 12.8 11.5 13.0 1977 12.1 7.6 7.6 13.1 17.4 18.9 18.3 16.9 15.3 14.4 9.1 9.7 13.4 1978 9.5 9.4 8.2 8.2 13.3 16.1 16.6 15.0 14.3 15.4 14.2 9.0 12.4 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 12.5 11.3 10.6 15.3 16.8 17.4 16.1 16.2 15.9 9.6 13.0 7.3 13.5 1988 6.1 7.0 12.1 12.5 15.5 17.0 15.0 13.7 16.3 13.5 12.6 9.9 12.6 1989 9.7 10.3 9.9 16.5 17.0 17.7 16.6 15.6 16.6 14.2 10.5 10.4 13.7 1990 8.2 8.1 12.6 13.4 15.8 17.6 15.5 16.1 18.3 14.8 15.4 10.8 13.9 1991 7.4 10.3 9.3 13.4 14.2 16.4 16.5 16.4 17.5 13.0 11.9 5.5 12.6 1992 8.7 8.5 11.0 13.2 11.2 15.6 16.3 15.8 16.6 17.3 12.1 7.4 12.8 1993 8.6 9.4 11.8 14.1 13.2 16.1 15.7 15.8 17.1 15.3 6.1 3.4 12.2 1994 7.1 10.1 11.9 14.0 14.9 16.0 15.9 15.7 16.4 13.3 10.2 8.6 12.8 1995 8.5 11.7 14.0 12.9 15.1 15.4 15.0 16.6 16.1 15.4 15.5 11.7 14.0 1996 7.5 9.3 9.6 11.6 14.3 16.5 15.5 17.0 16.6 13.5 12.6 10.7 12.9 1997 10.4 11.1 11.6 15.2 15.2 16.0 14.9 16.0 15.9 14.8 9.7 9.0 13.3 1998 8.2 8.4 10.8 13.7 14.5 16.8 15.9 16.7 16.1 15.9 13.3 11.5 13.5 1999 9.5 13.9 14.1 14.7 16.8 16.2 15.6 16.4 15.5 15.8 11.4 7.7 14.0 2000 8.8 10.9 13.6 14.0 15.9 16.9 16.7 16.1 15.7 12.6 9.9 6.8 13.2 MEAN 9.7 10.1 11.1 13.1 14.6 16.4 16.6 16.7 16.4 14.4 11.4 9.5 13.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 10.35 11.22 10.00 6.59 4.84 1.51 ****** 1964 0.68 2.65 5.31 5.53 8.45 10.19 12.52 12.88 7.84 6.24 4.58 1.85 6.56 1965 2.20 2.51 4.60 5.92 9.55 6.98 8.15 6.46 5.30 6.36 5.73 3.59 5.61 1966 3.12 4.07 3.83 3.96 5.81 8.15 4.70 5.29 5.08 5.27 4.82 3.45 4.79 1967 2.60 2.44 3.56 4.46 6.87 7.73 8.17 8.84 7.09 5.38 4.93 2.98 5.42 1968 2.22 3.05 3.85 4.99 8.48 8.31 9.82 10.10 8.29 6.08 4.69 3.81 6.14 1969 2.79 2.14 4.85 4.79 6.72 5.86 5.76 6.35 5.08 5.55 3.28 2.99 4.68 1970 3.10 3.17 4.48 6.78 8.30 10.69 11.29 12.66 7.82 4.92 4.37 3.19 6.73 1971 1.80 2.35 3.94 5.15 5.98 5.44 ****** 9.39 7.16 7.16 6.33 4.09 ****** 1972 1.91 1.42 3.07 6.86 7.54 11.16 13.91 9.51 10.08 6.88 4.35 3.49 6.68 1973 1.19 3.89 4.22 5.37 7.58 10.70 8.77 11.53 8.62 3.77 4.55 2.92 6.09 1974 2.19 2.12 4.07 4.88 9.01 11.29 9.71 10.00 7.07 4.87 4.60 2.46 6.02 1975 2.41 3.55 4.68 5.29 8.67 14.03 17.36 12.81 9.37 6.03 4.56 3.01 7.65 1976 3.11 3.06 4.25 6.73 8.16 11.71 12.45 16.36 10.21 9.02 5.24 3.59 7.82 1977 1.51 3.41 6.47 7.35 7.38 10.62 12.56 12.68 10.01 5.86 4.32 3.45 7.13 1978 3.13 3.76 5.03 7.02 9.69 13.26 14.85 14.91 13.92 10.21 3.95 3.59 8.61 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 2.83 3.84 4.00 4.38 5.78 6.34 7.73 8.54 6.58 5.61 3.97 3.80 5.28 1988 2.69 2.60 3.93 6.05 7.03 7.79 9.15 9.51 6.63 5.95 4.01 3.26 5.72 1989 1.56 1.35 4.44 5.30 6.28 7.12 8.69 8.73 5.79 5.01 5.18 3.66 5.26 1990 2.20 2.73 3.77 5.30 6.20 8.36 8.92 8.58 6.01 5.47 4.15 3.27 5.41 1991 2.60 2.68 4.43 5.94 6.64 7.60 8.12 8.91 6.61 6.35 4.49 3.27 5.64 1992 1.73 2.42 3.08 5.21 7.25 8.87 8.84 7.38 6.05 3.81 4.18 3.61 5.20 1993 2.17 2.81 3.23 4.75 7.26 8.12 7.93 7.51 6.15 4.10 4.38 3.65 5.17 1994 3.57 2.97 4.58 5.94 7.04 7.35 8.41 9.15 5.57 5.93 4.95 2.82 5.69 1995 3.48 3.38 3.91 5.60 6.82 8.14 8.70 8.78 6.29 4.65 3.13 2.20 5.42 1996 2.87 3.49 4.13 5.52 8.25 6.99 8.94 7.34 6.34 5.47 4.12 3.86 5.61 1997 2.69 2.42 3.35 4.75 6.87 8.34 10.16 9.05 5.97 5.06 4.83 3.89 5.62 1998 2.14 2.36 3.97 5.93 7.63 8.43 8.74 9.30 7.36 4.81 4.77 3.46 5.74 1999 3.30 3.21 3.43 5.15 5.86 7.04 7.79 8.62 7.27 4.65 4.14 3.90 5.36 2000 2.98 2.78 3.62 5.89 6.50 6.51 7.34 7.96 7.32 5.58 4.52 3.94 5.41 MEAN 2.44 2.86 4.15 5.55 7.37 8.73 9.65 9.68 7.43 5.76 4.54 3.29 5.95 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 10.11 9.45 8.59 7.03 4.82 2.96 ****** 1964 1.30 3.86 8.04 9.28 17.13 18.47 27.99 29.16 14.27 14.72 7.90 3.93 13.00 1965 3.36 4.35 8.21 11.02 16.44 13.88 15.33 12.86 7.88 7.90 8.77 6.17 9.68 1966 6.78 7.64 5.90 6.34 8.98 16.99 9.72 11.98 7.41 5.95 6.64 5.85 8.35 1967 4.39 4.09 5.61 7.82 10.71 13.48 18.56 15.28 13.21 10.26 7.86 5.10 9.70 1968 5.03 4.97 6.25 8.16 13.61 14.29 19.47 19.95 17.62 10.82 8.14 6.05 11.20 1969 4.21 3.12 7.00 6.69 10.35 8.93 10.23 11.76 11.17 9.72 5.11 4.73 7.75 1970 3.85 4.17 4.88 8.23 10.91 12.81 12.29 11.77 10.73 8.15 6.06 4.02 8.16 1971 2.54 3.04 4.34 5.71 8.12 7.63 ****** 12.19 9.08 9.91 6.86 5.38 ****** 1972 3.16 3.29 4.95 9.72 12.54 19.85 22.31 18.62 18.72 13.87 6.88 3.89 11.48 1973 0.98 5.07 7.18 10.79 18.19 22.79 11.93 12.63 13.03 8.23 6.95 4.52 10.19 1974 3.66 3.96 6.06 8.27 13.73 16.11 12.98 14.52 12.77 12.05 8.39 4.56 9.75 1975 4.38 5.40 6.99 11.82 15.98 23.06 20.94 18.68 18.64 12.89 6.01 5.07 12.49 1976 5.18 4.94 6.21 14.50 18.70 21.14 17.54 22.14 18.60 15.29 9.88 6.71 13.40 1977 3.67 4.84 7.80 14.12 11.96 18.67 18.66 17.42 13.90 9.15 5.86 5.46 10.96 1978 5.21 5.46 6.43 6.23 12.63 16.71 18.59 17.40 17.58 15.66 8.42 5.34 11.31 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 3.63 4.13 4.10 5.10 7.02 6.40 7.43 8.01 7.10 6.05 4.60 3.94 5.63 1988 2.80 2.72 3.97 6.22 6.90 6.78 9.56 9.41 7.44 6.98 4.31 3.54 5.88 1989 1.85 1.53 4.85 5.31 6.12 6.88 8.22 8.75 6.63 5.68 5.49 4.05 5.45 1990 2.34 2.78 3.68 5.41 5.91 10.48 9.08 8.53 6.97 6.34 4.55 3.66 5.81 1991 2.86 2.76 4.36 6.00 6.49 7.49 8.01 10.22 8.57 7.39 5.25 3.39 6.07 1992 1.87 2.60 2.98 5.06 7.79 8.80 8.67 7.37 6.54 4.36 4.52 3.65 5.35 1993 2.39 2.82 3.25 4.69 7.63 6.96 8.17 7.57 6.50 4.92 4.57 3.70 5.27 1994 3.75 3.06 4.59 6.12 6.93 6.87 8.45 8.54 5.54 6.48 5.35 2.88 5.71 1995 3.86 3.80 3.93 5.59 6.23 7.16 8.70 8.84 6.44 5.14 3.46 2.70 5.49 1996 3.28 3.63 4.22 5.22 7.99 6.92 8.68 7.69 6.95 5.68 4.96 4.46 5.81 1997 3.16 2.73 3.55 4.50 6.57 7.82 10.27 9.36 6.66 5.76 5.61 4.28 5.86 1998 2.30 2.59 4.26 6.39 7.80 8.13 8.54 9.72 7.89 5.61 5.45 3.93 6.05 1999 3.57 3.52 3.72 5.08 5.82 6.72 7.68 8.99 7.76 5.31 4.55 4.08 5.57 2000 3.09 2.93 3.61 6.38 6.75 6.24 7.48 8.55 8.20 6.14 5.16 4.19 5.73 MEAN 3.40 3.79 5.21 7.45 10.21 12.02 12.61 12.58 10.42 8.45 6.08 4.41 8.05 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 9.19 9.61 8.63 6.39 4.83 2.52 ****** 1964 0.60 3.16 7.12 8.34 14.63 18.34 26.95 26.08 12.43 11.81 5.53 3.15 11.51 1965 2.41 2.99 6.45 9.00 15.06 12.73 15.18 14.64 7.98 7.10 6.39 4.69 8.72 1966 5.65 6.18 4.80 5.86 7.41 17.18 8.38 10.89 7.33 5.50 5.71 4.25 7.43 1967 3.19 3.48 4.23 4.97 7.73 9.77 16.72 14.74 11.27 7.23 5.99 3.77 7.76 1968 3.20 3.95 4.89 6.65 11.41 12.99 16.75 18.02 15.63 9.33 6.51 5.37 9.56 1969 3.55 2.55 6.03 6.38 9.02 7.62 8.05 10.70 8.47 7.69 4.24 3.55 6.49 1970 3.27 3.30 4.12 8.04 10.46 11.66 11.56 11.19 10.70 6.68 4.84 3.59 7.45 1971 2.30 2.70 4.83 5.63 8.22 6.63 ****** 11.66 9.69 9.60 6.92 5.22 ****** 1972 2.40 2.12 4.10 10.15 10.31 16.02 18.26 15.74 15.32 12.59 6.09 3.62 9.73 1973 0.80 4.52 6.15 9.54 15.55 18.36 11.93 12.52 11.26 6.98 5.69 3.54 8.91 1974 2.87 3.02 5.01 5.93 11.27 14.33 13.48 11.68 9.15 9.96 7.02 3.84 8.13 1975 3.64 4.54 5.26 10.59 11.99 16.23 17.41 12.51 11.33 9.25 5.33 3.92 9.33 1976 4.04 4.04 4.97 10.12 13.89 12.92 10.38 13.80 13.08 10.73 7.13 5.13 9.19 1977 2.71 4.09 6.17 9.75 7.94 11.64 10.72 10.36 9.00 6.30 4.74 3.97 7.28 1978 4.27 4.44 5.23 5.01 8.24 9.38 9.57 10.38 9.38 10.70 6.96 4.67 7.35 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 3.43 4.26 3.83 4.39 6.21 5.78 6.98 6.88 6.67 5.90 4.46 4.03 5.23 1988 2.89 2.79 3.80 6.27 6.65 6.47 9.08 9.30 6.64 6.41 4.15 3.60 5.67 1989 1.74 1.69 4.55 4.68 5.39 5.60 7.54 7.67 5.35 5.05 5.39 3.98 4.89 1990 2.36 2.96 3.30 4.94 5.65 10.18 8.39 7.82 5.13 6.04 4.53 3.87 5.43 1991 2.79 2.76 4.27 5.25 5.86 7.20 7.54 9.00 6.83 6.80 5.04 3.38 5.56 1992 1.97 2.44 2.90 4.59 7.88 7.85 7.79 7.22 5.47 4.25 4.53 3.41 5.02 1993 2.48 2.81 3.01 4.56 6.65 6.38 7.09 6.84 5.32 4.40 4.55 3.94 4.84 1994 3.89 2.92 4.30 5.97 6.09 6.34 8.12 7.72 5.35 6.00 5.26 2.85 5.40 1995 3.93 3.57 3.74 5.40 6.20 6.87 8.47 6.98 5.21 4.49 3.32 2.81 5.08 1996 3.32 3.59 4.08 5.53 7.04 6.54 8.48 5.60 5.39 5.46 4.86 4.46 5.36 1997 3.10 2.78 3.58 4.00 6.26 6.84 9.22 8.33 5.92 5.24 5.71 4.30 5.44 1998 2.37 2.66 4.41 6.42 7.22 7.72 8.03 8.33 6.79 5.13 5.31 4.01 5.70 1999 3.64 3.56 3.64 4.58 5.05 6.23 7.61 7.46 6.29 5.09 4.57 4.22 5.16 2000 3.21 2.93 3.63 5.68 5.78 5.86 7.68 8.04 6.71 5.72 5.01 4.26 5.38 MEAN 2.97 3.34 4.57 6.50 8.66 10.06 10.92 10.73 8.46 7.13 5.36 3.94 6.88 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. ABSOLUTE OF MINIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1963 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 15.0 3 12.0 3 11.0 26 6.5 20 -7.0 30 -18.0 27 ***** 1964 -29.0 7 -20.0 1 -2.5 9 -1.5 13 7.0 3 15.0 25 16.5 7 14.5 2 9.5 9 4.0 25 -10.0 30 -13.5 28 -29.0 1965 -16.0 18 -17.5 3 -6.5 16 -3.0 6 6.5 1 11.5 28 12.5 13 13.5 31 5.0 4 1.0 28 -4.5 30 -10.5 21 -17.5 1966 -6.5 1 -3.5 10 -2.5 2 2.5 1 5.5 9 10.5 25 14.0 20 10.5 7 7.5 15 6.0 9 -4.0 28 -6.0 23 -6.5 1967 -12.5 8 -16.5 3 -5.0 31 -5.5 1 7.0 5 8.0 8 13.5 10 15.0 28 7.5 25 3.5 27 -7.0 29 -26.5 25 -26.5 1968 -19.5 23 -16.0 8 -5.0 23 1.5 2 8.0 31 9.0 1 12.0 13 15.0 19 10.5 26 2.5 29 0.0 25 -4.5 22 -19.5 1969 -12.5 31 -20.5 5 -3.5 23 1.5 14 7.0 31 9.0 1 10.5 8 13.5 9 5.0 13 0.0 30 -6.5 19 -6.7 11 -20.5 1970 -12.5 29 -9.0 2 -1.5 8 6.5 24 7.0 10 12.0 12 16.5 17 18.0 30 7.0 11 2.5 25 -3.5 23 -9.0 16 -12.5 1971 -24.5 27 -17.0 2 -3.0 22 -1.0 2 7.5 2 12.5 5 ***** ** 12.0 2 10.5 21 5.0 3 4.0 30 -7.0 27 ***** 1972 -17.5 31 -22.0 4 -7.0 1 1.0 1 6.0 10 12.5 10 15.0 31 9.0 2 11.0 30 5.0 29 -0.5 30 -19.5 30 -22.0 1973 -20.5 5 -6.0 2 -2.0 3 1.5 1 5.5 2 12.0 1 11.5 3 18.0 13 9.0 29 2.2 23 -4.0 11 -15.0 31 -20.5 1974 -21.0 27 -24.0 7 -5.0 5 3.0 1 9.0 1 15.0 3 14.0 7 12.0 29 6.0 30 0.0 26 -4.0 30 -10.0 24 -24.0 1975 -8.0 28 -6.0 1 -5.0 17 3.0 21 6.0 2 14.0 1 19.0 10 12.0 18 8.0 30 5.0 24 -5.0 29 -7.0 15 -8.0 1976 -5.0 27 -12.0 21 -12.0 2 5.0 1 7.0 1 13.0 4 13.0 1 15.0 28 11.0 29 7.0 31 -2.0 24 -5.0 30 -12.0 1977 -18.0 9 -10.0 1 2.0 1 6.0 8 7.0 1 8.0 2 14.0 11 14.0 27 11.0 27 -2.0 25 0.0 1 -11.0 29 -18.0 1978 -8.0 1 -4.0 22 -1.5 7 6.0 2 10.0 7 15.0 3 17.0 3 17.0 4 16.0 1 2.0 31 -2.0 12 -4.0 23 -8.0 1979 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1983 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 -8.4 14 -6.5 12 -3.8 22 -3.0 6 7.0 6 11.5 16 13.0 4 12.0 30 6.7 24 1.4 12 -8.0 30 -9.3 31 -9.3 1988 -15.0 3 -12.8 6 -5.0 7 -2.6 6 4.8 3 10.8 3 11.0 28 13.4 31 9.8 30 4.4 24 -5.0 15 -17.0 30 -17.0 1989 -22.7 16 -25.6 7 -6.6 1 1.6 3 5.4 1 12.8 12 17.2 16 16.4 18 6.4 20 2.4 24 -6.0 22 -7.0 6 -25.6 1990 -18.6 13 -14.7 1 -8.0 18 -2.8 3 4.3 4 13.4 18 12.6 1 14.2 30 10.6 29 2.0 16 -3.0 19 -20.6 29 -20.6 1991 -16.0 1 -11.6 13 -13.6 11 4.0 6 5.0 25 9.4 13 14.2 12 15.0 27 6.8 27 5.7 31 -4.0 28 -9.6 18 -16.0 1992 -21.0 13 -13.5 1 -9.0 1 0.6 8 -0.4 5 10.0 5 12.4 12 10.0 12 6.0 30 2.2 8 -8.2 27 -11.0 29 -21.0 1993 -18.8 22 -13.7 16 -6.2 23 0.6 23 4.0 9 9.4 22 14.3 23 13.6 29 10.4 30 3.0 7 -11.0 15 -8.0 1 -18.8 1994 -8.8 24 -10.4 20 -3.0 2 1.4 5 5.0 7 9.8 30 12.2 2 15.8 8 7.2 16 3.2 13 -0.8 10 -11.6 7 -11.6 1995 -6.3 23 -8.5 26 -3.0 1 1.8 8 4.3 9 11.2 23 15.6 6 17.0 20 7.4 22 1.6 18 -7.0 28 -10.6 21 -10.6 1996 -7.6 27 -8.6 4 -5.2 17 0.4 4 8.0 2 10.0 12 13.2 15 15.0 4 10.0 21 1.0 29 -4.6 14 -4.0 1 -8.6 1997 -15.6 29 -20.0 2 -11.8 9 -3.2 12 3.8 6 11.8 2 15.7 6 16.0 21 7.8 15 5.0 24 -2.2 29 -7.6 29 -20.0 1998 -22.6 17 -14.4 18 -9.8 2 0.6 1 5.0 4 2.0 13 14.2 25 15.6 5 10.6 27 0.7 28 0.4 28 -5.2 20 -22.6 1999 -8.0 3 -6.0 22 -3.4 19 0.4 10 4.0 21 14.0 3 10.6 15 16.6 20 8.0 28 3.2 26 -6.6 29 -6.0 7 -8.0 2000 -11.4 18 -11.6 9 -7.0 16 3.6 11 6.8 11 7.0 13 16.0 4 16.0 17 11.4 27 1.8 30 -1.8 29 -4.0 6 -11.6 LOW. -29.0 7 -25.6 7 -13.6 11 -5.5 1 -0.4 5 2.0 13 10.5 8 9.0 2 5.0 4 -2.0 25 -11.0 15 -26.5 25 -29.0 YEAR 1964 1989 1991 1967 1992 1998 1969 1972 1965 1977 1993 1967 1964 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. ABSOLUTE OF MAXIMUM TEMPERATURE WITH DAY YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1963 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 38.0 18 35.5 12 33.5 26 30.0 1 12.5 1 5.0 8 ***** 1964 4.8 18 7.5 29 21.5 31 26.0 6 32.0 10 34.5 26 39.5 27 41.5 14 29.5 29 25.5 1 17.0 1 11.5 8 41.5 1965 6.5 1 13.5 28 22.0 11 27.0 27 37.5 8 33.5 14 38.5 23 43.5 5 34.0 14 20.0 2 18.5 10 17.5 6 43.5 1966 15.5 22 18.5 23 19.0 17 19.5 20 31.0 20 39.0 19 42.5 27 39.0 21 34.5 3 26.5 4 22.5 2 15.0 3 42.5 1967 10.5 18 9.5 10 15.5 23 23.5 23 27.0 27 35.5 24 35.5 6 37.5 17 35.5 4 26.5 11 23.0 3 14.5 8 37.5 1968 13.8 7 14.5 26 18.5 18 24.0 15 29.5 19 36.0 28 42.0 21 36.5 6 33.5 4 30.0 2 17.5 27 14.0 2 42.0 1969 9.0 1 8.0 27 17.5 31 28.0 28 32.0 14 37.0 28 38.5 14 39.5 23 36.0 6 32.0 6 17.0 6 16.0 21 39.5 1970 9.0 20 17.0 16 25.0 29 28.0 11 34.0 23 38.0 29 38.5 31 38.0 4 34.0 2 33.5 1 25.0 6 11.0 7 38.5 1971 8.5 6 11.0 9 24.0 27 28.0 26 34.5 7 36.5 10 ***** ** 39.0 7 39.0 8 36.0 16 23.0 2 14.5 3 ***** 1972 6.0 29 8.0 18 14.0 16 24.5 29 25.0 28 37.0 27 40.0 10 38.5 21 35.0 4 30.0 20 20.0 1 6.5 2 40.0 1973 5.0 29 10.0 28 16.0 11 21.0 27 30.0 29 32.0 21 43.0 29 42.0 1 34.0 3 25.0 9 17.0 2 10.0 8 43.0 1974 5.0 6 10.0 27 16.0 27 24.0 18 32.0 23 38.0 14 41.5 3 35.0 1 30.0 2 25.0 1 20.0 1 9.0 2 41.5 1975 6.0 8 10.0 26 19.0 28 26.0 13 32.0 24 39.0 27 39.0 3 39.0 6 36.0 7 28.0 10 16.0 1 6.0 1 39.0 1976 9.0 15 9.0 11 17.0 26 25.0 16 30.0 24 36.0 20 42.0 31 38.0 5 34.2 4 29.0 3 22.0 2 13.0 1 42.0 1977 6.0 1 9.0 28 19.0 29 24.0 23 28.0 30 38.0 26 38.0 1 38.0 13 31.0 11 28.0 1 13.0 8 13.0 3 38.0 1978 10.0 25 11.0 15 16.0 30 21.0 28 37.0 12 38.0 23 40.0 9 38.0 7 35.0 16 33.0 3 23.0 3 13.0 5 40.0 1979 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1983 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 18.2 31 19.4 25 18.4 9 28.5 25 33.1 9 39.0 24 40.0 16 39.6 13 34.0 5 32.2 2 20.0 21 11.2 21 40.0 1988 7.6 31 11.8 1 19.6 19 23.6 17 30.6 18 36.7 13 40.8 31 36.8 12 35.7 9 28.3 5 23.5 8 16.6 3 40.8 1989 3.0 21 3.2 28 22.4 25 28.3 17 33.6 30 38.8 29 39.7 21 40.2 8 38.0 2 32.6 5 22.0 29 12.7 11 40.2 1990 7.6 3 11.0 28 18.7 31 29.4 27 31.4 31 37.3 3 41.5 27 40.6 4 36.4 13 28.4 10 24.8 9 20.4 5 41.5 1991 4.8 31 12.0 27 22.6 29 28.0 26 29.0 9 37.2 30 40.0 30 41.0 4 38.2 1 27.6 6 20.4 1 11.8 1 41.0 1992 4.8 21 8.4 23 19.0 30 26.6 12 29.8 29 36.6 30 40.6 25 38.6 24 33.8 3 29.6 10 20.6 1 14.5 16 40.6 1993 8.4 29 16.0 27 23.0 31 31.0 19 28.8 17 38.0 28 39.2 24 37.7 13 38.0 7 31.8 1 17.0 8 7.6 28 39.2 1994 12.0 3 15.2 27 22.0 29 29.4 21 31.2 29 36.6 10 38.2 30 37.2 18 34.5 12 27.5 14 22.0 1 14.0 3 38.2 1995 12.8 13 16.8 22 22.2 24 25.4 30 31.0 22 37.8 21 38.6 26 41.8 5 37.0 4 32.6 3 24.0 8 14.4 29 41.8 1996 13.4 1 17.4 9 21.8 30 25.2 30 33.2 24 37.6 29 40.0 24 40.6 21 35.7 7 28.4 3 18.7 2 16.8 27 40.6 1997 15.2 6 11.3 20 19.6 31 33.0 26 33.0 27 36.2 26 40.7 29 41.0 14 35.8 1 30.0 2 16.0 20 15.2 8 41.0 1998 5.2 1 9.8 8 20.8 24 30.0 15 32.0 28 39.6 24 39.4 18 41.6 29 39.6 1 31.4 1 23.8 9 18.8 11 41.6 1999 12.5 31 17.0 27 21.2 31 30.0 30 37.5 31 38.2 24 39.6 31 41.2 26 36.6 3 32.0 1 21.8 19 16.4 29 41.2 2000 13.2 1 16.4 24 20.4 20 27.8 15 33.6 26 40.0 30 40.2 16 41.0 2 36.0 8 27.8 10 15.5 13 13.8 1 41.0 HIG. 18.2 31 19.4 25 25.0 29 33.0 26 37.5 8 40.0 30 43.0 29 43.5 5 39.6 1 36.0 16 25.0 6 20.4 5 43.5 YEAR 1987 1987 1970 1997 1965 2000 1973 1965 1998 1971 1970 1990 1965 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. 24 HOUR MAXIMUM PRECIPITATION. YEAR JAN. DAY FEB. DAY MAR. DAY APR. DAY MAY DAY JUNE DAY JULY DAY AUG. DAY SEP. DAY OCT. DAY NOV. DAY DEC. DAY ANNUAL 1963 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 7.0 28 0.0 ** 49.5 24 0.0 ** 56.6 31 ***** 1964 27.0 29 19.5 3 23.0 19 25.0 12 4.0 1 3.0 7 0.0 ** 0.0 ** 0.0 ** 5.0 28 6.2 27 16.0 24 27.0 1965 7.0 8 7.0 7 7.0 23 17.8 19 16.0 1 4.0 8 1.5 3 0.0 ** 15.5 29 30.0 18 2.0 17 4.0 20 30.0 1966 12.0 30 18.5 2 10.0 13 22.0 8 9.5 5 2.5 4 0.5 17 5.0 5 2.0 15 17.0 25 0.0 ** 20.5 26 22.0 1967 6.5 17 11.0 12 8.5 6 17.5 14 24.5 18 13.5 11 0.0 ** 0.0 ** 1.0 23 7.0 19 14.5 10 8.0 23 24.5 1968 10.0 25 8.0 2 9.0 10 12.0 20 14.5 27 3.5 15 0.0 ** 0.0 ** 2.0 17 4.0 25 11.2 17 8.0 15 14.5 1969 16.5 18 17.5 9 19.0 8 31.0 30 11.0 30 16.0 15 0.0 ** 0.0 ** 17.0 10 11.5 22 19.5 9 18.0 26 31.0 1970 32.0 1 0.0 ** 7.5 11 16.0 19 8.0 10 0.0 ** 11.0 24 0.0 ** 21.0 11 0.0 ** 11.0 27 16.0 14 32.0 1971 15.5 13 11.0 12 10.5 15 22.5 14 6.5 28 3.0 4 ***** ** 0.0 ** 0.0 ** 0.0 ** 7.0 16 7.5 28 ***** 1972 18.2 22 3.5 6 5.0 4 3.4 11 4.2 3 1.0 9 10.0 31 9.0 22 0.0 ** 0.6 30 2.6 4 2.2 31 18.2 1973 6.0 16 2.4 22 1.5 28 3.8 8 3.6 17 1.2 15 0.0 ** 3.0 18 0.0 ** 0.0 ** 4.0 23 6.3 29 6.3 1974 13.4 14 10.0 25 10.2 2 12.8 18 3.6 29 3.2 8 10.0 9 10.0 11 0.0 ** 0.0 ** 2.8 19 3.0 5 13.4 1975 5.0 3 11.2 21 8.0 18 9.2 23 11.8 5 0.0 ** 0.0 ** 0.0 ** 29.8 1 2.6 15 12.0 28 5.6 30 29.8 1976 2.4 21 16.0 5 17.0 1 14.2 6 12.8 15 0.0 ** 0.0 ** 0.0 ** 4.2 19 1.8 23 0.2 19 1.2 22 17.0 1977 5.8 6 1.0 3 2.0 18 8.6 19 18.4 26 4.6 2 0.0 ** 0.0 ** 0.0 ** 5.2 27 12.2 21 13.4 14 18.4 1978 2.0 5 6.8 23 2.8 14 0.0 ** 11.8 7 11.0 16 0.0 ** 0.0 ** 0.0 ** 4.0 31 4.6 9 18.0 12 18.0 1979 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1980 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1981 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1983 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 1.0 7 6.0 17 7.0 16 7.0 17 7.0 12 3.0 17 0.2 24 2.0 7 1.0 27 19.6 20 5.0 3 14.0 23 19.6 1988 7.0 7 16.2 2 20.0 9 18.0 21 25.0 22 4.0 10 23.0 10 10.0 5 1.0 18 17.0 17 8.0 11 34.0 17 34.0 1989 11.0 13 3.0 2 16.0 29 11.0 13 6.0 18 0.2 12 0.0 ** 3.0 17 15.0 19 32.0 30 3.0 14 5.0 5 32.0 1990 11.0 2 11.0 2 14.0 11 29.0 2 5.8 13 3.0 27 0.0 ** 0.0 ** 0.0 ** 8.0 14 11.0 12 15.0 22 29.0 1991 4.0 14 21.1 21 20.0 24 24.0 4 17.0 15 0.8 12 2.0 18 0.0 ** 0.0 ** 10.0 15 3.2 5 37.0 9 37.0 1992 30.0 8 12.0 24 7.0 16 24.0 18 14.0 4 7.0 10 0.0 ** 3.0 11 3.0 16 0.0 ** 6.0 8 23.0 3 30.0 1993 17.0 8 11.0 2 27.0 8 14.5 26 16.0 3 12.0 1 3.0 12 3.0 28 0.0 ** 14.0 28 37.0 1 14.4 8 37.0 1994 12.0 2 11.0 28 13.5 12 11.0 30 7.0 6 0.4 3 0.0 ** 0.0 ** 1.0 29 8.6 15 32.0 5 3.2 29 32.0 1995 12.3 16 9.8 5 6.0 10 18.2 24 7.0 13 5.0 22 2.0 6 0.0 ** 7.0 21 1.2 24 1.5 2 0.1 13 18.2 1996 10.0 6 8.0 29 18.0 8 17.0 8 15.4 12 1.0 4 0.0 ** 0.0 ** 7.0 22 9.0 16 9.0 8 6.0 11 18.0 1997 32.2 16 3.0 27 13.0 7 8.0 5 23.0 18 12.0 10 36.0 5 0.0 ** 3.3 14 2.0 21 18.0 3 6.0 1 36.0 1998 25.0 6 6.0 7 16.0 18 17.0 28 12.0 25 4.0 1 5.0 2 11.0 3 2.0 12 4.2 11 13.0 11 6.0 27 25.0 1999 21.0 9 7.0 8 4.0 16 8.0 18 6.0 14 0.3 16 4.7 14 5.0 9 1.0 27 7.0 31 17.2 1 2.0 14 21.0 2000 11.0 6 6.9 14 47.0 24 10.0 20 11.0 9 7.0 1 1.8 8 0.1 10 6.0 30 5.1 24 19.0 1 18.0 26 47.0 HIG. 32.2 16 21.1 21 47.0 24 31.0 30 25.0 22 16.0 15 36.0 5 11.0 3 29.8 1 49.5 24 37.0 1 56.6 31 56.6 YEAR 1997 1991 2000 1969 1988 1969 1997 1998 1975 1963 1993 1963 1963 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1963 ****** ****** ****** ****** ****** ****** 0.0 7.0 0.0 130.5 0.0 90.6 ****** ***** ***** 3.1 96.9 1964 36.0 64.4 105.0 165.9 11.0 3.0 0.0 0.0 0.0 5.0 9.2 23.5 423.0 48.6 42.5 0.0 8.9 1965 49.7 14.0 21.5 47.2 52.0 10.0 3.0 0.0 21.5 106.5 3.0 9.0 337.4 25.3 32.4 7.3 35.1 1966 30.5 48.0 36.0 74.5 30.5 2.5 0.5 5.0 2.0 62.0 0.0 48.5 340.0 33.7 31.6 2.2 32.5 1967 16.5 40.0 27.2 55.5 61.5 15.5 0.0 0.0 2.5 10.5 51.2 12.1 292.5 28.6 45.3 0.9 25.2 1968 21.5 16.0 21.5 42.6 38.0 13.0 0.0 0.0 2.0 6.5 42.2 45.0 248.3 23.8 37.7 0.8 37.7 1969 64.0 50.1 86.5 69.3 38.5 28.0 0.0 0.0 17.0 53.5 30.0 41.5 478.4 41.9 28.4 3.6 26.1 1970 72.5 0.0 23.8 38.5 31.5 0.0 11.0 0.0 21.0 0.0 14.0 25.5 237.8 40.5 29.4 13.5 16.6 1971 33.5 17.7 18.5 66.5 21.0 3.0 ****** 0.0 0.0 0.0 13.0 34.0 ****** 33.6 43.7 0.0 22.7 1972 34.6 7.7 27.6 7.8 27.6 3.2 10.0 11.0 0.0 0.6 7.5 3.7 141.3 49.5 27.3 14.9 8.4 1973 15.0 3.7 3.7 10.0 12.6 1.2 0.0 9.0 0.0 0.0 4.4 10.4 70.0 32.0 34.0 12.9 21.1 1974 38.8 22.8 39.6 44.2 6.2 5.8 16.0 10.0 0.0 0.0 6.6 6.8 196.8 51.4 28.6 13.2 6.8 1975 7.4 15.2 18.2 41.0 52.0 0.0 0.0 0.0 32.6 5.8 15.0 16.6 203.8 20.0 45.6 16.0 18.4 1976 6.6 44.0 38.4 78.0 48.8 0.0 0.0 0.0 4.2 2.2 0.2 2.0 224.4 39.7 56.5 1.9 2.0 1977 20.8 1.0 3.6 18.4 74.2 10.6 0.0 0.0 0.0 10.8 24.2 28.8 192.4 13.2 53.6 0.0 33.2 1978 2.8 13.8 4.8 0.0 18.6 26.4 0.0 0.0 0.0 9.0 15.8 24.8 116.0 18.4 38.8 0.0 42.8 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1987 1.3 29.4 25.5 19.1 11.3 3.0 0.2 2.6 2.0 86.2 5.2 50.9 236.7 23.7 14.1 2.0 60.1 1988 40.3 63.9 50.8 79.2 35.6 10.4 28.0 19.5 1.0 37.2 19.0 56.6 441.5 35.1 28.4 11.0 25.5 1989 43.2 10.5 58.4 12.0 14.7 0.2 0.0 6.0 15.0 45.8 8.2 12.0 226.0 49.6 11.9 9.3 29.2 1990 51.4 40.6 40.4 69.3 14.6 3.2 0.0 0.0 0.0 17.9 13.0 39.0 289.4 45.7 30.1 0.0 24.2 1991 19.1 41.9 87.2 63.0 34.7 1.5 2.0 0.0 0.0 23.5 7.1 79.2 359.2 41.3 27.6 0.6 30.6 1992 62.6 21.1 26.3 47.5 49.3 17.2 0.0 4.0 3.6 0.0 16.2 30.5 278.3 39.5 41.0 2.7 16.8 1993 28.8 29.2 71.9 47.2 50.7 21.8 3.0 5.6 0.0 20.0 115.1 32.5 425.8 30.5 28.1 2.0 39.4 1994 52.2 24.2 53.8 34.4 21.8 0.6 0.0 0.0 2.3 16.8 93.0 6.9 306.0 42.5 18.6 0.8 38.1 1995 18.6 11.8 20.0 57.2 27.9 5.8 2.0 0.0 13.0 1.2 4.0 0.1 161.6 31.2 56.3 9.3 3.3 1996 33.0 20.5 58.9 55.1 34.0 1.0 0.0 0.0 7.0 16.6 19.4 14.3 259.8 43.3 34.7 2.7 19.4 1997 46.1 8.3 23.1 13.4 56.9 28.9 37.4 0.0 4.3 3.5 56.8 18.6 297.3 26.1 33.4 14.0 26.5 1998 88.1 19.5 38.5 41.0 34.8 5.7 11.3 13.0 3.2 7.2 16.4 8.0 286.7 51.0 28.4 9.6 11.0 1999 40.0 11.6 14.7 27.7 13.6 0.3 5.0 7.9 2.0 13.3 31.4 5.0 172.5 38.4 24.1 8.6 28.8 2000 21.6 15.6 76.6 30.6 18.9 8.4 2.3 0.1 8.2 12.3 36.2 43.6 274.4 41.5 21.1 3.9 33.6 MEAN 34.4 24.4 38.7 46.8 32.5 7.9 4.5 3.4 5.5 23.5 22.6 27.3 271.5 35.9 32.2 4.9 27.0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 1 0 4 0 5 *** 1964 5 7 14 14 3 1 0 0 0 1 2 4 51 1965 11 3 7 11 6 4 2 0 4 10 2 3 63 1966 4 4 8 8 7 1 1 1 1 11 0 7 53 1967 5 9 9 10 14 2 0 0 3 3 11 6 72 1968 4 4 8 8 15 5 0 0 1 3 9 12 69 1969 11 12 13 12 8 2 0 0 1 12 4 7 82 1970 9 0 7 7 6 0 1 0 1 0 4 4 39 1971 3 5 3 13 6 1 *** 0 0 0 3 9 *** 1972 9 5 10 5 14 4 1 2 0 1 8 7 66 1973 4 3 3 4 6 1 0 5 0 0 2 4 32 1974 8 6 10 7 2 2 2 1 0 0 3 3 44 1975 4 2 4 8 11 0 0 0 4 3 2 6 44 1976 3 4 5 12 8 0 0 0 1 2 1 2 38 1977 9 1 2 5 9 4 0 0 0 4 3 7 44 1978 2 4 2 0 5 5 0 0 0 3 7 3 31 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 3 13 12 8 5 1 1 2 2 12 2 16 77 1988 14 12 10 15 5 7 3 3 1 8 5 6 89 1989 9 6 13 2 10 1 0 4 1 6 5 5 62 1990 13 10 9 16 9 2 0 0 0 7 2 5 73 1991 8 7 15 11 10 4 1 0 0 5 4 13 78 1992 10 9 8 10 18 7 0 2 2 0 6 8 80 1993 12 7 11 12 12 7 1 2 0 4 14 8 90 1994 10 10 13 14 10 2 0 0 4 7 9 6 85 1995 7 6 7 13 8 3 1 0 4 1 5 1 56 1996 11 7 16 12 10 1 0 0 1 4 4 4 70 1997 7 4 7 8 9 10 6 0 2 4 10 8 75 1998 14 10 10 9 10 5 5 2 3 2 5 3 78 1999 5 4 7 8 8 1 2 4 3 4 8 3 57 2000 8 5 6 9 7 3 2 1 2 7 8 9 67 MEAN 8 6 9 9 9 3 1 1 1 4 5 6 62 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 1 0 4 0 5 *** 1964 5 7 14 14 3 1 0 0 0 1 2 4 51 1965 11 3 7 11 6 4 2 0 3 10 2 3 62 1966 4 4 8 8 7 1 0 1 1 11 0 7 52 1967 5 9 8 10 13 2 0 0 2 3 10 4 66 1968 3 3 7 8 11 4 0 0 1 3 9 12 61 1969 11 10 13 12 8 2 0 0 1 12 4 7 80 1970 9 0 5 7 6 0 1 0 1 0 3 4 36 1971 3 4 3 12 5 1 *** 0 0 0 3 8 *** 1972 5 3 10 3 13 3 1 2 0 0 3 1 44 1973 4 2 2 4 6 1 0 5 0 0 1 3 28 1974 8 6 9 7 2 2 2 1 0 0 3 3 43 1975 2 2 4 8 10 0 0 0 2 3 2 6 39 1976 3 4 5 11 8 0 0 0 1 1 0 1 34 1977 8 1 2 4 9 4 0 0 0 4 3 7 42 1978 1 3 2 0 4 5 0 0 0 3 6 3 27 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 1 8 6 6 2 1 0 1 2 10 1 9 47 1988 10 11 8 13 4 3 3 2 1 3 3 5 66 1989 7 3 11 2 5 0 0 2 1 4 3 3 41 1990 7 8 8 10 5 1 0 0 0 5 2 5 51 1991 6 3 14 9 6 0 1 0 0 5 3 9 56 1992 7 4 6 6 12 3 0 2 1 0 5 4 50 1993 6 4 10 6 8 5 1 2 0 3 13 6 64 1994 8 5 8 8 5 0 0 0 1 3 7 2 47 1995 3 1 5 8 6 1 1 0 4 1 3 0 33 1996 8 4 8 6 8 1 0 0 1 3 3 3 45 1997 5 4 6 3 7 9 1 0 2 1 6 5 49 1998 12 6 5 6 8 2 4 2 2 2 3 3 55 1999 5 3 5 7 4 0 1 2 1 3 5 3 39 2000 3 3 5 6 4 2 1 0 2 3 5 6 40 MEAN 6 4 7 7 7 2 1 1 1 3 4 5 48 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 4 0 3 *** 1964 1 2 4 8 0 0 0 0 0 0 0 1 16 1965 0 0 0 1 2 0 0 0 1 3 0 0 7 1966 2 3 1 3 0 0 0 0 0 2 0 1 12 1967 0 1 0 2 1 1 0 0 0 0 2 0 7 1968 1 0 0 1 1 0 0 0 0 0 1 0 4 1969 2 1 4 1 1 2 0 0 1 1 1 2 16 1970 2 0 0 1 0 0 1 0 1 0 1 1 7 1971 2 1 1 2 0 0 *** 0 0 0 0 0 *** 1972 1 0 0 0 0 0 1 0 0 0 0 0 2 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 1 1 1 2 0 0 1 1 0 0 0 0 7 1975 0 1 0 0 1 0 0 0 1 0 1 0 4 1976 0 3 2 4 2 0 0 0 0 0 0 0 11 1977 0 0 0 0 3 0 0 0 0 0 2 1 6 1978 0 0 0 0 1 1 0 0 0 0 0 1 3 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 0 0 0 0 0 4 0 2 6 1988 0 2 1 3 1 0 1 1 0 2 0 1 12 1989 2 0 1 1 0 0 0 0 1 1 0 0 6 1990 1 1 1 3 0 0 0 0 0 0 1 2 9 1991 0 2 4 2 1 0 0 0 0 1 0 2 12 1992 1 1 0 2 1 0 0 0 0 0 0 1 6 1993 1 1 2 2 1 1 0 0 0 1 3 1 13 1994 2 1 3 1 0 0 0 0 0 0 3 0 10 1995 1 0 0 2 0 0 0 0 0 0 0 0 3 1996 1 0 2 2 1 0 0 0 0 0 0 0 6 1997 1 0 1 0 2 1 1 0 0 0 3 0 9 1998 3 0 2 1 1 0 0 1 0 0 1 0 9 1999 2 0 0 0 0 0 0 0 0 0 1 0 3 2000 1 0 2 1 1 0 0 0 0 0 1 1 7 MEAN 1 1 1 2 1 0 0 0 0 1 1 1 9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 51 72 71 68 72 56 *** 1964 40 77 77 78 74 72 80 75 69 76 71 51 70 1965 72 78 75 81 78 47 50 41 50 76 84 75 67 1966 77 79 69 54 52 56 30 38 40 53 56 76 57 1967 71 67 80 78 72 62 55 54 62 75 85 82 70 1968 77 81 81 77 79 69 67 71 70 75 86 88 77 1969 81 73 87 73 68 49 49 48 49 72 78 76 67 1970 82 78 80 77 77 74 59 62 62 66 79 85 73 1971 73 77 74 74 57 48 *** 58 56 77 81 81 *** 1972 83 83 85 80 75 80 64 50 74 70 75 86 75 1973 73 89 88 87 92 88 45 53 57 44 77 83 73 1974 77 78 82 57 60 61 54 57 58 66 78 76 67 1975 78 83 83 72 79 72 75 71 73 77 76 88 77 1976 84 84 86 88 88 90 72 83 77 80 80 83 83 1977 68 87 88 87 78 66 68 72 72 78 79 76 77 1978 76 80 74 73 75 75 73 74 77 74 77 74 75 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 80 85 78 66 52 42 46 54 57 78 80 82 67 1988 83 82 78 82 73 59 56 63 58 71 75 85 72 1989 86 85 87 69 63 48 47 52 52 56 81 87 68 1990 86 84 80 81 64 58 51 57 48 72 73 83 70 1991 89 79 86 77 70 55 47 55 58 74 80 82 71 1992 83 78 76 77 84 72 53 55 57 53 76 84 71 1993 82 82 76 68 76 65 48 50 50 57 91 92 70 1994 89 78 86 76 73 57 54 59 52 71 85 73 71 1995 83 79 74 75 68 62 52 51 54 65 60 63 66 1996 78 80 83 78 78 53 51 46 51 68 84 83 69 1997 82 87 84 67 69 58 60 52 55 56 90 90 71 1998 87 85 81 76 75 54 52 57 60 60 76 77 70 1999 84 76 69 71 57 46 49 47 60 55 81 87 65 2000 79 79 75 69 62 47 41 47 57 72 85 89 67 MEAN 79 80 80 75 71 62 55 57 60 68 78 80 70 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 31 29 30 58 62 75 *** 1964 55 84 77 79 74 71 80 77 70 81 73 67 74 1965 78 83 77 83 81 53 47 38 41 76 86 77 68 1966 78 77 61 52 49 57 30 37 32 45 53 76 54 1967 79 73 64 73 71 59 59 44 51 60 74 72 65 1968 76 75 67 65 70 62 58 68 64 60 81 87 69 1969 84 74 80 59 55 37 34 36 44 64 61 58 57 1970 73 55 53 55 54 43 38 36 47 50 52 76 53 1971 63 64 40 46 35 27 *** 41 33 55 59 79 *** 1972 83 86 78 70 78 69 57 54 67 71 75 85 73 1973 44 87 80 87 93 88 37 31 50 50 80 90 68 1974 86 86 81 60 57 49 37 51 57 66 78 84 66 1975 88 86 74 65 72 66 51 54 64 68 72 89 71 1976 85 88 83 79 81 71 54 61 67 72 75 80 75 1977 84 85 78 81 57 55 50 51 54 61 70 79 67 1978 77 71 68 49 55 48 47 47 53 60 74 71 60 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 55 58 49 38 31 21 24 27 31 57 49 64 42 1988 69 66 48 48 38 25 32 35 32 47 45 59 45 1989 72 61 63 32 30 23 24 27 28 35 52 60 42 1990 68 61 47 49 33 36 28 29 27 43 41 60 44 1991 74 52 57 46 38 28 24 32 35 48 54 69 46 1992 63 60 44 44 56 38 28 28 29 27 47 61 44 1993 64 55 44 37 43 29 27 25 26 34 77 82 45 1994 72 57 51 44 38 28 29 30 25 44 61 51 44 1995 65 57 41 43 32 30 29 27 30 36 34 46 39 1996 65 57 58 46 42 27 27 25 28 39 57 59 44 1997 60 61 54 32 35 28 35 28 31 32 67 67 44 1998 71 70 54 46 40 26 27 30 31 35 53 54 45 1999 62 45 40 36 29 23 26 25 33 31 55 67 39 2000 57 54 41 41 32 23 21 26 33 45 62 70 42 MEAN 71 69 60 55 52 43 38 38 41 52 63 70 54 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 30 35 37 58 67 69 *** 1964 39 80 78 79 74 73 81 77 71 79 74 65 73 1965 74 80 77 84 81 49 48 40 43 75 82 75 67 1966 76 74 59 52 52 59 29 38 35 47 54 73 54 1967 75 75 68 74 70 63 59 48 53 61 73 71 66 1968 75 75 66 63 71 62 58 69 63 62 80 88 69 1969 83 69 80 61 54 34 32 35 40 63 61 59 56 1970 73 55 52 59 58 47 42 42 54 52 53 79 56 1971 70 64 47 53 39 26 *** 39 34 53 59 77 *** 1972 83 81 82 84 80 71 47 49 67 75 77 88 74 1973 39 90 79 88 93 84 36 36 49 50 79 86 67 1974 82 85 83 60 63 52 42 55 60 69 79 83 68 1975 87 85 73 73 73 63 52 54 60 67 76 90 71 1976 85 87 86 79 79 68 51 58 63 76 76 82 74 1977 81 87 82 81 57 53 46 48 54 61 75 78 67 1978 78 74 70 53 54 45 42 47 46 59 76 73 60 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 57 61 48 34 29 19 22 25 31 60 51 68 42 1988 75 74 45 51 35 27 32 37 31 45 48 66 47 1989 77 72 61 30 27 18 21 25 24 35 56 64 43 1990 77 68 41 44 32 33 26 26 19 45 45 68 44 1991 77 53 59 41 36 29 24 29 28 47 57 75 46 1992 73 58 45 43 60 36 25 29 26 28 51 62 45 1993 69 58 43 38 43 27 23 24 22 34 81 88 46 1994 76 54 49 43 35 27 27 25 25 43 63 52 43 1995 65 51 37 42 35 31 26 20 25 33 34 49 37 1996 68 58 56 49 38 25 26 17 21 40 58 62 43 1997 60 60 54 29 36 28 31 24 28 31 69 70 43 1998 80 72 55 45 38 25 26 24 28 33 52 57 45 1999 63 44 38 33 25 21 26 21 26 33 58 71 38 2000 60 52 42 36 27 21 21 24 29 45 63 76 41 MEAN 72 69 61 55 52 42 36 37 40 52 64 72 54 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR LESS THAN -4 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 0 3 31 *** 1964 31 24 0 0 0 0 0 0 0 0 3 24 82 1965 30 23 5 0 0 0 0 0 0 0 1 19 78 1966 7 0 0 0 0 0 0 0 0 0 1 5 13 1967 21 13 4 1 0 0 0 0 0 0 4 14 57 1968 18 14 3 0 0 0 0 0 0 0 0 4 39 1969 17 19 0 0 0 0 0 0 0 0 6 12 54 1970 12 7 0 0 0 0 0 0 0 0 0 14 33 1971 26 16 0 0 0 0 *** 0 0 0 0 13 *** 1972 29 29 11 0 0 0 0 0 0 0 0 10 79 1973 31 4 0 0 0 0 0 0 0 0 5 23 63 1974 31 25 2 0 0 0 0 0 0 0 1 27 86 1975 31 8 1 0 0 0 0 0 0 0 2 21 63 1976 12 10 10 0 0 0 0 0 0 0 0 3 35 1977 30 7 0 0 0 0 0 0 0 0 0 8 45 1978 8 1 0 0 0 0 0 0 0 0 0 2 11 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 18 3 0 0 0 0 0 0 0 0 2 7 30 1988 18 22 2 0 0 0 0 0 0 0 3 8 53 1989 31 28 1 0 0 0 0 0 0 0 2 10 72 1990 25 14 6 0 0 0 0 0 0 0 0 11 56 1991 23 17 3 0 0 0 0 0 0 0 1 16 60 1992 27 19 10 0 0 0 0 0 0 0 3 8 67 1993 21 13 4 0 0 0 0 0 0 0 6 4 48 1994 9 11 0 0 0 0 0 0 0 0 0 13 33 1995 4 3 0 0 0 0 0 0 0 0 7 17 31 1996 14 4 1 0 0 0 0 0 0 0 1 2 22 1997 16 17 8 0 0 0 0 0 0 0 0 7 48 1998 26 22 7 0 0 0 0 0 0 0 0 3 58 1999 11 5 0 0 0 0 0 0 0 0 2 4 22 2000 13 13 5 0 0 0 0 0 0 0 0 2 33 MEAN 20 13 3 0 0 0 0 0 0 0 2 11 49 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MINIMUM TEMPERATURE EQUAL OR MORE THAN 21 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 0 0 0 *** 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 2 0 0 0 0 2 1968 0 0 0 0 0 0 1 1 0 0 0 0 2 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 6 19 1 0 0 0 26 1971 0 0 0 0 0 0 *** 0 0 0 0 0 *** 1972 0 0 0 0 0 0 4 0 0 0 0 0 4 1973 0 0 0 0 0 0 10 19 0 0 0 0 29 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 8 26 7 0 0 0 0 41 1976 0 0 0 0 0 0 4 16 0 0 0 0 20 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 3 5 1 2 0 0 11 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 0 0 6 4 0 0 0 0 10 1988 0 0 0 0 0 0 4 2 0 0 0 0 6 1989 0 0 0 0 0 1 13 10 0 0 0 0 24 1990 0 0 0 0 0 0 15 2 0 0 0 0 17 1991 0 0 0 0 0 0 7 7 0 0 0 0 14 1992 0 0 0 0 0 0 5 0 0 0 0 0 5 1993 0 0 0 0 0 0 6 2 0 0 0 0 8 1994 0 0 0 0 0 0 1 1 0 0 0 0 2 1995 0 0 0 0 0 0 7 9 0 0 0 0 16 1996 0 0 0 0 0 0 11 7 0 0 0 0 18 1997 0 0 0 0 0 0 5 14 0 0 0 0 19 1998 0 0 0 0 0 2 8 10 1 0 0 0 21 1999 0 0 0 0 0 0 6 19 0 0 0 0 25 2000 0 0 0 0 0 1 11 13 0 0 0 0 25 MEAN 0 0 0 0 0 0 5 6 0 0 0 0 11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR LESS THAN 0 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 0 0 20 *** 1964 28 7 0 0 0 0 0 0 0 0 0 2 37 1965 9 6 0 0 0 0 0 0 0 0 0 0 15 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 2 5 0 0 0 0 0 0 0 0 0 6 13 1968 3 2 0 0 0 0 0 0 0 0 0 0 5 1969 8 14 1 0 0 0 0 0 0 0 0 0 23 1970 1 0 0 0 0 0 0 0 0 0 0 7 8 1971 16 11 0 0 0 0 *** 0 0 0 0 0 *** 1972 17 10 0 0 0 0 0 0 0 0 0 7 34 1973 15 0 0 0 0 0 0 0 0 0 0 4 19 1974 9 10 0 0 0 0 0 0 0 0 0 6 25 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 3 1 0 0 0 0 0 0 0 0 0 4 1977 15 1 0 0 0 0 0 0 0 0 0 0 16 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 0 0 0 0 0 0 0 2 2 1988 13 12 0 0 0 0 0 0 0 0 0 5 30 1989 28 26 0 0 0 0 0 0 0 0 0 0 54 1990 23 4 0 0 0 0 0 0 0 0 0 8 35 1991 16 1 2 0 0 0 0 0 0 0 0 11 30 1992 24 10 0 0 0 0 0 0 0 0 0 2 36 1993 13 3 0 0 0 0 0 0 0 0 3 7 26 1994 2 1 0 0 0 0 0 0 0 0 0 2 5 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 1 3 0 0 0 0 0 0 0 0 0 0 4 1997 8 11 3 0 0 0 0 0 0 0 0 0 22 1998 19 13 1 0 0 0 0 0 0 0 0 0 33 1999 0 0 0 0 0 0 0 0 0 0 0 1 1 2000 2 1 0 0 0 0 0 0 0 0 0 0 3 MEAN 9 5 0 0 0 0 0 0 0 0 0 3 17 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 30 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 30 30 27 1 0 0 *** 1964 0 0 0 0 14 26 31 31 0 0 0 0 102 1965 0 0 0 0 1 13 31 25 7 0 0 0 77 1966 0 0 0 0 1 22 29 25 9 0 0 0 86 1967 0 0 0 0 0 11 31 31 15 0 0 0 88 1968 0 0 0 0 0 10 27 24 21 3 0 0 85 1969 0 0 0 0 3 22 27 31 17 5 0 0 105 1970 0 0 0 0 12 27 30 31 14 3 0 0 117 1971 0 0 0 0 23 27 *** 31 30 4 0 0 *** 1972 0 0 0 0 0 14 31 30 12 1 0 0 88 1973 0 0 0 0 1 7 31 31 14 0 0 0 84 1974 0 0 0 0 7 29 29 23 2 0 0 0 90 1975 0 0 0 0 4 29 31 25 20 0 0 0 109 1976 0 0 0 0 3 21 23 31 12 0 0 0 90 1977 0 0 0 0 0 24 31 29 9 0 0 0 93 1978 0 0 0 0 6 28 31 31 30 12 0 0 138 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 14 29 29 26 14 2 0 0 114 1988 0 0 0 0 2 19 28 22 18 0 0 0 89 1989 0 0 0 0 8 25 31 29 17 5 0 0 115 1990 0 0 0 0 4 26 28 27 27 0 0 0 112 1991 0 0 0 0 0 20 30 30 17 0 0 0 97 1992 0 0 0 0 0 9 28 21 12 0 0 0 70 1993 0 0 0 1 0 17 30 29 19 1 0 0 97 1994 0 0 0 0 6 19 29 31 8 0 0 0 93 1995 0 0 0 0 4 16 30 31 20 1 0 0 102 1996 0 0 0 0 8 21 31 30 23 0 0 0 113 1997 0 0 0 4 5 26 28 31 13 2 0 0 109 1998 0 0 0 1 4 28 30 31 19 1 0 0 114 1999 0 0 0 1 14 28 27 31 18 6 0 0 125 2000 0 0 0 0 9 23 31 31 22 0 0 0 116 MEAN 0 0 0 0 5 21 29 29 16 2 0 0 102 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 40 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 0 0 0 *** 1964 0 0 0 0 0 0 0 2 0 0 0 0 2 1965 0 0 0 0 0 0 0 3 0 0 0 0 3 1966 0 0 0 0 0 0 3 0 0 0 0 0 3 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 1 0 0 0 0 0 1 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 *** 0 0 0 0 0 *** 1972 0 0 0 0 0 0 1 0 0 0 0 0 1 1973 0 0 0 0 0 0 7 5 0 0 0 0 12 1974 0 0 0 0 0 0 4 0 0 0 0 0 4 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 2 0 0 0 0 0 2 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 2 0 0 0 0 0 2 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 0 0 1 0 0 0 0 0 1 1988 0 0 0 0 0 0 1 0 0 0 0 0 1 1989 0 0 0 0 0 0 0 1 0 0 0 0 1 1990 0 0 0 0 0 0 4 1 0 0 0 0 5 1991 0 0 0 0 0 0 1 2 0 0 0 0 3 1992 0 0 0 0 0 0 1 0 0 0 0 0 1 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 3 0 0 0 0 3 1996 0 0 0 0 0 0 1 2 0 0 0 0 3 1997 0 0 0 0 0 0 1 3 0 0 0 0 4 1998 0 0 0 0 0 0 0 6 0 0 0 0 6 1999 0 0 0 0 0 0 0 8 0 0 0 0 8 2000 0 0 0 0 0 1 1 2 0 0 0 0 4 MEAN 0 0 0 0 0 0 1 1 0 0 0 0 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS MAXIMUM TEMPERATURE EQUAL OR MORE THAN 45 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 0 0 0 0 0 *** 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 *** 0 0 0 0 0 *** 1972 0 0 0 0 0 0 0 0 0 0 0 0 0 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF FREEZING DAYS , DATE OF START AND END FREEZING START END YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MO DAY MO DAY -------------- 1963 *** *** *** *** *** *** 0 0 0 0 6 31 *** 11 25 12 31 1964 31 29 8 2 0 0 0 0 0 0 7 31 108 11 19 4 15 1965 31 28 6 6 0 0 0 0 0 0 3 31 105 11 28 4 9 1966 27 9 11 0 0 0 0 0 0 0 5 28 80 11 26 3 31 1967 26 25 17 5 0 0 0 0 0 0 6 25 104 11 19 4 15 1968 31 25 11 0 0 0 0 0 0 0 2 14 83 11 25 3 30 1969 25 25 3 0 0 0 0 0 0 1 21 22 97 10 30 3 25 1970 23 19 5 0 0 0 0 0 0 0 4 25 76 11 21 3 16 1971 31 25 5 1 0 0 *** 0 0 0 0 18 *** 12 10 4 2 1972 31 29 27 0 0 0 0 0 0 0 2 24 113 11 19 3 30 1973 31 16 10 0 0 0 0 0 0 0 11 29 97 11 10 3 30 1974 31 28 17 0 0 0 0 0 0 1 4 31 112 10 26 3 17 1975 31 21 2 0 0 0 0 0 0 0 4 30 88 11 27 3 18 1976 30 29 19 0 0 0 0 0 0 0 7 23 108 11 21 3 19 1977 31 25 0 0 0 0 0 0 0 3 3 18 80 10 25 2 25 1978 27 16 5 0 0 0 0 0 0 0 16 16 80 11 8 3 9 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1987 28 17 13 5 0 0 0 0 0 0 12 14 89 11 9 4 21 1988 31 28 15 3 0 0 0 0 0 0 14 23 114 11 14 4 6 1989 31 28 7 0 0 0 0 0 0 0 4 22 92 11 21 3 31 1990 29 27 15 3 0 0 0 0 0 0 12 21 107 11 14 4 5 1991 31 25 10 0 0 0 0 0 0 0 8 23 97 11 17 3 17 1992 31 26 21 0 1 0 0 0 0 0 8 17 104 11 18 5 5 1993 31 26 20 0 0 0 0 0 0 0 14 27 118 11 13 3 27 1994 23 24 6 0 0 0 0 0 0 0 3 23 79 11 10 3 19 1995 20 18 8 0 0 0 0 0 0 0 14 25 85 11 12 3 28 1996 24 17 11 0 0 0 0 0 0 0 15 15 82 11 12 3 20 1997 28 23 19 3 0 0 0 0 0 0 3 20 96 11 28 4 13 1998 31 28 11 0 0 0 0 0 0 0 0 19 89 12 5 3 26 1999 22 22 12 0 0 0 0 0 0 0 9 21 86 11 2 3 19 2000 26 26 14 0 0 0 0 0 0 0 11 15 92 11 8 3 28 MEAN 28 24 11 1 0 0 0 0 0 0 8 23 95 10 25 5 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 28.5 26.6 24.4 13.6 7.2 -4.3 ****** 1964 -13.9 -1.7 10.0 11.1 20.4 23.9 27.6 28.5 19.2 16.3 8.3 0.3 12.5 1965 -3.4 -1.5 8.6 11.8 19.6 24.6 27.2 28.0 19.5 11.1 8.9 4.4 13.2 1966 5.4 7.9 8.1 12.3 17.0 25.5 26.9 26.1 21.2 14.8 12.7 4.4 15.2 1967 -0.5 -0.4 5.2 7.6 14.4 20.1 25.9 27.5 22.0 14.0 8.4 1.2 12.1 1968 -1.0 1.4 6.7 11.3 18.2 21.3 26.1 24.8 23.1 16.1 8.1 3.7 13.3 1969 -0.9 -4.4 6.9 11.2 18.2 22.4 24.4 26.1 21.4 14.1 4.9 3.8 12.3 1970 0.2 3.9 7.9 15.3 19.3 24.7 27.6 27.6 21.2 14.3 9.5 0.2 14.3 1971 -6.4 -2.8 9.7 12.1 21.0 23.4 ****** 26.4 24.7 17.9 12.6 4.5 ****** 1972 -5.7 -7.3 1.6 13.6 15.7 23.6 31.1 28.3 23.5 18.1 7.8 -1.7 12.4 1973 -10.7 1.9 6.8 11.1 17.1 22.2 28.7 30.6 23.9 15.8 7.1 -1.2 12.8 1974 -3.9 -4.0 4.7 12.8 21.8 27.3 28.4 24.5 19.6 15.7 9.1 -0.2 13.0 1975 -1.1 2.6 7.3 15.6 19.3 27.2 30.7 26.1 22.6 15.9 6.8 0.2 14.4 1976 1.3 0.5 4.0 15.1 19.0 22.6 24.8 27.1 22.8 18.4 10.7 4.9 14.3 1977 -4.9 0.9 9.0 15.1 17.5 25.3 27.1 25.9 21.6 13.0 6.0 2.7 13.3 1978 2.9 4.7 8.3 13.2 20.0 25.7 27.6 27.0 25.4 21.6 8.9 4.9 15.9 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 2.7 5.0 7.0 13.3 21.5 26.7 27.8 26.7 21.8 11.1 7.5 3.0 14.5 1988 -2.4 -2.6 7.0 12.7 18.8 24.2 26.7 25.1 22.1 15.7 7.7 1.8 13.1 1989 -9.9 -10.6 6.5 16.3 20.0 26.6 29.6 28.1 22.8 17.3 9.8 3.5 13.3 1990 -5.9 -1.1 6.2 11.7 18.6 26.3 28.3 26.3 24.2 15.0 10.1 1.2 13.4 1991 -3.4 0.1 6.1 14.3 17.9 24.5 28.4 27.6 22.7 15.8 8.4 -0.3 13.5 1992 -8.3 -1.9 3.4 12.0 14.3 22.3 27.6 24.5 21.2 15.6 8.3 2.1 11.8 1993 -4.4 0.1 5.3 13.5 17.6 23.6 27.3 26.5 23.4 14.5 2.8 -0.2 12.5 1994 1.1 1.5 8.3 14.9 18.5 23.5 26.4 26.5 21.2 15.4 8.1 1.1 13.9 1995 2.9 4.4 9.3 13.8 19.3 23.4 27.5 28.8 22.8 14.3 8.2 1.7 14.7 1996 0.2 3.5 5.7 12.0 19.8 24.0 28.2 28.2 24.0 15.1 6.9 5.5 14.4 1997 0.1 -3.2 3.8 14.1 19.1 25.1 27.5 29.1 21.5 17.9 7.1 3.3 13.8 1998 -6.6 -3.7 6.4 14.8 19.1 27.0 27.8 28.3 23.5 16.2 10.6 5.1 14.0 1999 2.2 5.8 8.5 14.5 21.0 26.8 27.1 29.9 22.9 17.5 7.0 3.2 15.5 2000 1.0 1.3 7.4 16.3 20.9 25.7 29.7 28.7 23.4 14.3 6.9 2.9 14.9 MEAN -2.5 0.0 6.7 13.2 18.8 24.5 27.7 27.2 22.4 15.5 8.2 2.1 13.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 11.8 12.1 10.5 5.9 1.2 -10.3 ****** 1964 -23.9 -4.8 6.1 7.3 15.5 18.4 23.8 23.8 13.4 12.5 3.7 -6.8 7.4 1965 -7.4 -4.6 4.8 8.9 16.1 13.1 15.1 12.5 6.4 6.9 6.3 0.4 6.5 1966 1.6 3.9 1.3 2.7 6.6 16.0 7.2 10.1 5.0 3.4 3.6 0.1 5.1 1967 -4.4 -5.2 0.0 3.3 9.2 12.2 16.9 15.6 12.3 7.5 4.4 -2.9 5.7 1968 -4.7 -2.3 1.6 5.4 13.3 14.0 17.8 18.7 16.1 9.4 5.2 1.8 8.0 1969 -3.5 -8.9 4.0 3.8 9.6 7.3 8.1 10.8 7.8 7.4 -1.1 -2.6 3.6 1970 -3.7 -3.0 0.2 7.5 11.4 14.3 14.4 14.5 11.2 5.3 1.8 -2.9 5.9 1971 -11.3 -8.2 -0.0 3.1 7.2 5.3 ****** 13.3 9.4 9.6 6.0 1.0 ****** 1972 -8.1 -9.8 -1.3 9.7 11.8 18.4 20.8 16.8 17.4 12.9 3.6 -3.7 7.4 1973 -19.7 0.2 3.8 9.1 15.9 19.8 12.8 14.8 13.2 4.6 3.6 -3.1 6.2 1974 -6.6 -6.5 1.7 4.8 13.6 17.0 13.8 14.6 11.1 9.5 5.4 -3.1 6.3 1975 -3.4 0.2 3.3 10.0 14.5 20.5 21.6 17.5 15.5 10.4 2.6 -1.4 9.3 1976 -1.0 -1.5 1.7 11.9 15.9 18.0 15.9 20.3 16.6 14.0 6.8 1.9 10.0 1977 -8.3 -1.1 6.1 12.1 10.2 16.2 16.8 16.3 13.2 6.5 1.8 -0.9 7.4 1978 -0.8 0.5 3.3 4.6 11.8 15.7 17.0 17.1 16.3 14.5 4.8 0.3 8.8 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 -3.9 -1.2 -1.6 0.4 5.0 4.6 7.3 7.9 6.0 3.8 -0.4 -2.0 2.2 1988 -6.3 -6.7 -1.9 4.2 6.2 6.4 10.8 10.9 6.3 5.4 -1.6 -3.6 2.5 1989 -13.1 -14.7 0.7 1.9 4.0 5.5 8.6 9.0 4.0 2.2 2.4 -1.7 0.7 1990 -9.4 -6.1 -3.3 2.2 3.6 10.9 9.9 9.1 4.0 4.1 0.0 -4.0 1.7 1991 -6.5 -7.1 -0.4 3.6 4.9 7.6 8.3 10.7 7.0 6.2 1.5 -4.4 2.6 1992 -12.5 -8.2 -5.9 1.6 7.6 9.5 9.2 7.2 4.3 -0.9 -0.5 -3.5 0.7 1993 -9.0 -6.3 -4.7 0.3 6.8 6.5 7.9 6.9 3.6 -0.1 -0.0 -2.2 0.8 1994 -2.4 -5.6 0.2 4.1 5.9 6.2 9.2 9.2 2.4 4.2 2.2 -6.7 2.4 1995 -2.2 -3.1 -2.2 2.8 5.1 7.2 9.8 8.6 4.0 1.1 -5.3 -7.4 1.5 1996 -4.9 -3.1 -1.1 2.4 8.0 6.0 9.3 5.6 4.7 3.1 0.6 -0.4 2.5 1997 -5.7 -8.3 -3.4 -0.3 5.4 7.5 11.7 10.0 4.8 2.8 2.8 -0.9 2.2 1998 -9.7 -7.6 -0.9 4.8 7.5 8.7 9.2 10.4 7.3 2.3 2.1 -2.0 2.7 1999 -3.2 -3.5 -2.9 1.6 3.1 5.9 8.1 8.9 6.6 1.7 -0.0 -1.1 2.1 2000 -5.1 -6.1 -3.3 4.1 5.2 4.7 7.5 8.7 7.0 3.9 1.4 -0.8 2.3 MEAN -6.9 -4.8 0.2 4.8 9.0 11.2 12.4 12.4 8.9 6.0 2.2 -2.4 4.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 9.88 10.10 9.07 6.67 4.83 2.33 ****** 1964 0.89 3.22 6.88 7.71 13.40 15.67 22.49 22.70 11.51 10.92 6.00 2.99 10.37 1965 2.66 3.28 6.50 8.65 13.68 11.20 12.89 11.32 7.05 7.12 6.96 4.82 8.01 1966 5.17 5.96 4.84 5.39 7.40 14.12 7.60 9.39 6.60 5.57 5.72 4.52 6.86 1967 3.39 3.34 4.47 5.75 8.43 10.45 14.48 12.97 10.52 7.64 6.21 3.95 7.63 1968 3.48 3.99 5.00 6.60 11.16 11.86 15.34 16.02 13.85 8.74 6.44 5.08 8.96 1969 3.52 2.60 5.96 5.94 8.70 7.47 8.01 9.50 8.24 7.65 4.21 3.76 6.30 1970 3.43 3.55 4.49 7.68 9.89 11.72 11.71 11.77 9.75 6.58 5.09 3.60 7.44 1971 2.21 2.70 4.37 5.50 7.44 6.57 ****** 11.14 8.64 8.89 6.70 4.90 ****** 1972 2.49 2.30 4.04 8.94 10.13 15.68 18.15 14.63 14.71 11.11 5.77 3.67 9.30 1973 0.99 4.49 5.83 8.57 13.77 17.28 10.88 12.23 10.97 6.33 5.73 3.66 8.39 1974 2.91 3.03 5.05 6.36 11.34 13.91 12.05 12.06 9.66 8.96 6.67 3.62 7.97 1975 3.47 4.50 5.64 9.24 12.21 17.77 18.57 14.67 13.11 9.39 5.30 4.00 9.82 1976 4.11 4.01 5.14 10.45 13.58 15.26 13.46 17.43 13.96 11.68 7.42 5.14 10.14 1977 2.63 4.11 6.81 10.40 9.09 13.64 13.98 13.49 10.97 7.10 4.97 4.29 8.46 1978 4.21 4.56 5.57 6.09 10.19 13.12 14.34 14.23 13.63 12.19 6.44 4.53 9.09 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 3.30 4.08 3.98 4.64 6.34 6.17 7.38 7.81 6.78 5.86 4.34 3.92 5.38 1988 2.79 2.70 3.90 6.18 6.86 7.01 9.26 9.41 6.90 6.44 4.16 3.47 5.76 1989 1.72 1.53 4.61 5.10 5.93 6.53 8.15 8.38 5.92 5.25 5.35 3.90 5.20 1990 2.30 2.82 3.58 5.21 5.92 9.67 8.79 8.31 6.04 5.95 4.41 3.60 5.55 1991 2.75 2.73 4.35 5.73 6.33 7.43 7.89 9.38 7.34 6.85 4.93 3.35 5.75 1992 1.85 2.49 2.98 4.95 7.64 8.50 8.44 7.32 6.02 4.14 4.41 3.55 5.19 1993 2.35 2.82 3.16 4.67 7.18 7.15 7.73 7.31 5.99 4.47 4.50 3.76 5.09 1994 3.74 2.98 4.49 6.01 6.69 6.85 8.33 8.47 5.49 6.14 5.19 2.85 5.60 1995 3.76 3.58 3.86 5.53 6.41 7.39 8.62 8.20 5.98 4.76 3.30 2.57 5.33 1996 3.16 3.57 4.15 5.42 7.76 6.82 8.70 6.88 6.22 5.54 4.65 4.26 5.59 1997 2.98 2.64 3.50 4.42 6.57 7.66 9.89 8.91 6.18 5.36 5.38 4.16 5.64 1998 2.27 2.54 4.21 6.25 7.55 8.09 8.43 9.11 7.35 5.18 5.18 3.80 5.83 1999 3.50 3.43 3.60 4.94 5.58 6.66 7.70 8.36 7.11 5.02 4.42 4.07 5.36 2000 3.09 2.88 3.62 5.98 6.34 6.20 7.50 8.18 7.41 5.82 4.89 4.13 5.50 MEAN 2.94 3.32 4.64 6.49 8.74 10.27 11.06 10.99 8.77 7.11 5.32 3.87 6.96 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 14.01 14.29 12.85 9.44 6.84 3.29 ****** 1964 1.26 4.56 9.71 10.88 18.79 21.94 31.14 31.42 16.19 15.36 8.48 4.22 14.50 1965 3.76 4.64 9.18 12.18 19.17 15.79 18.13 15.97 10.00 10.06 9.82 6.81 11.29 1966 7.30 8.42 6.86 7.64 10.46 19.81 10.79 13.28 9.37 7.90 8.11 6.39 9.69 1967 4.79 4.72 6.32 8.13 11.91 14.74 20.32 18.27 14.85 10.80 8.78 5.59 10.77 1968 4.92 5.64 7.07 9.33 15.72 16.69 21.49 22.43 19.43 12.34 9.09 7.17 12.61 1969 4.97 3.68 8.42 8.41 12.29 10.59 11.36 13.45 11.66 10.81 5.96 5.32 8.91 1970 4.85 5.02 6.36 10.86 13.96 16.53 16.54 16.62 13.77 9.32 7.21 5.09 10.51 1971 3.13 3.82 6.20 7.79 10.55 9.33 ****** 15.73 12.25 12.55 9.48 6.92 ****** 1972 3.52 3.24 5.71 12.60 14.26 21.94 25.37 20.52 20.62 15.64 8.16 5.18 13.06 1973 1.40 6.34 8.24 12.07 19.27 24.11 15.37 17.26 15.49 8.97 8.10 5.17 11.82 1974 4.11 4.28 7.13 9.00 15.98 19.57 16.97 17.00 13.64 12.64 9.42 5.12 11.24 1975 4.91 6.35 7.98 13.02 17.16 24.83 25.97 20.59 18.42 13.24 7.49 5.65 13.80 1976 5.81 5.67 7.26 14.70 19.04 21.36 18.91 24.37 19.59 16.43 10.47 7.27 14.24 1977 3.71 5.81 9.62 14.64 12.84 19.17 19.65 18.98 15.47 10.04 7.03 6.07 11.92 1978 5.95 6.45 7.87 8.62 14.37 18.46 20.14 20.00 19.16 17.15 9.10 6.41 12.81 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 4.67 5.77 5.63 6.59 9.00 8.78 10.49 11.08 9.63 8.29 6.15 5.55 7.64 1988 3.95 3.82 5.53 8.75 9.72 9.95 13.12 13.32 9.80 9.13 5.89 4.91 8.16 1989 2.42 2.15 6.53 7.24 8.42 9.29 11.58 11.90 8.42 7.45 7.58 5.52 7.38 1990 3.25 3.99 5.07 7.39 8.40 13.69 12.48 11.79 8.58 8.43 6.26 5.09 7.87 1991 3.89 3.87 6.16 8.12 8.97 10.55 11.21 13.28 10.41 9.70 6.97 4.73 8.16 1992 2.62 3.52 4.22 7.02 10.80 12.04 11.97 10.40 8.55 5.89 6.25 5.03 7.36 1993 3.32 3.99 4.48 6.62 10.17 10.15 10.98 10.38 8.52 6.35 6.36 5.32 7.22 1994 5.28 4.22 6.36 8.52 9.48 9.73 11.82 12.01 7.80 8.69 7.34 4.04 7.94 1995 5.32 5.07 5.47 7.84 9.10 10.49 12.24 11.64 8.50 6.76 4.69 3.64 7.56 1996 4.47 5.05 5.87 7.67 10.99 9.68 12.33 9.77 8.85 7.86 6.58 6.03 7.93 1997 4.22 3.74 4.95 6.27 9.31 10.87 14.00 12.64 8.79 7.61 7.61 5.88 7.99 1998 3.21 3.59 5.96 8.85 10.69 11.49 11.97 12.92 10.43 7.36 7.33 5.38 8.27 1999 4.95 4.86 5.10 7.01 7.93 9.48 10.93 11.87 10.09 7.13 6.26 5.75 7.61 2000 4.38 4.08 5.13 8.49 9.01 8.82 10.67 11.62 10.51 8.24 6.92 5.84 7.81 MEAN 4.15 4.70 6.57 9.18 12.34 14.48 15.59 15.49 12.39 10.05 7.52 5.48 9.83 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 ****** ****** ****** ****** ****** ****** 25.95 22.14 19.14 6.56 3.36 1.38 ****** 1964 1.15 1.01 2.86 3.44 6.55 8.63 7.80 9.78 6.81 4.05 2.97 2.33 4.78 1965 1.15 1.10 2.78 2.64 4.59 16.13 19.67 24.65 13.85 3.45 1.83 2.11 7.83 1966 2.19 2.65 4.35 7.05 9.84 14.62 26.41 22.76 16.90 9.22 7.00 2.36 10.45 1967 1.43 1.58 2.91 2.83 4.92 9.80 14.63 20.08 13.68 6.23 2.89 1.86 6.90 1968 1.46 1.63 3.29 4.90 6.03 10.12 14.54 10.39 10.68 7.53 2.14 1.04 6.15 1969 0.97 1.16 1.95 5.78 9.63 18.25 21.59 22.87 16.09 6.69 3.20 3.19 9.28 1970 1.52 3.42 5.00 7.46 10.08 16.25 21.57 21.07 12.99 8.10 5.52 1.38 9.53 1971 1.30 1.67 6.50 7.21 15.77 21.51 ****** 20.12 20.98 9.04 5.45 1.92 ****** 1972 0.70 0.59 1.39 3.71 3.98 8.76 21.66 19.45 9.55 6.08 2.74 0.69 6.61 1973 1.37 0.81 2.02 1.68 1.53 3.75 25.91 28.09 15.31 9.70 2.24 0.70 7.76 1974 0.74 0.69 1.73 6.42 10.78 17.71 23.76 14.43 9.78 6.39 2.77 1.16 8.03 1975 0.85 1.14 2.70 5.82 6.42 12.31 19.26 14.92 10.57 6.03 2.66 0.69 6.95 1976 1.05 0.84 1.41 3.49 4.37 7.44 14.13 12.91 9.47 5.54 3.24 1.69 5.46 1977 0.85 0.90 2.16 3.21 8.08 14.78 17.70 15.93 11.14 6.28 2.48 1.71 7.10 1978 1.79 2.28 3.31 6.76 10.09 16.05 18.46 16.95 14.39 10.25 3.00 2.45 8.82 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1984 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 3.12 3.27 4.81 10.03 18.19 28.29 28.97 26.23 18.10 5.75 4.78 2.30 12.82 1988 1.34 1.41 5.06 6.75 13.48 21.99 23.56 19.95 18.49 9.75 5.42 2.66 10.82 1989 0.66 0.86 3.67 12.58 16.53 27.66 31.76 28.09 21.95 13.83 4.99 2.64 13.77 1990 0.96 1.83 5.08 7.64 14.51 22.49 28.29 24.36 23.60 9.78 6.94 2.57 12.34 1991 1.02 2.65 3.95 9.14 12.61 21.88 29.47 25.81 19.08 9.06 4.49 1.54 11.73 1992 0.96 2.01 3.98 7.88 6.51 16.42 27.09 22.18 18.43 13.08 5.36 2.33 10.52 1993 1.46 2.53 5.14 9.93 11.13 21.11 27.23 26.18 22.33 11.26 1.53 0.77 11.72 1994 1.48 2.90 5.18 9.61 13.32 21.16 24.26 24.24 18.88 9.57 3.88 2.90 11.45 1995 2.42 3.63 6.97 8.76 14.62 19.98 25.99 30.09 21.77 10.62 7.14 3.56 12.96 1996 1.97 3.27 3.78 7.06 13.42 21.83 27.89 30.92 23.14 10.28 3.94 3.26 12.56 1997 2.50 1.71 3.74 11.49 14.35 22.70 24.83 29.86 18.68 14.24 2.76 2.13 12.42 1998 0.84 1.24 4.39 9.27 12.58 26.24 27.18 28.04 20.40 12.44 6.10 3.77 12.71 1999 2.41 4.87 6.76 10.72 19.18 27.73 27.03 32.84 19.92 14.55 4.32 2.26 14.38 2000 2.49 3.04 5.96 11.03 17.23 26.76 33.27 29.92 19.93 8.83 3.26 1.84 13.63 MEAN 1.45 1.95 3.89 7.05 10.70 18.01 23.44 22.51 16.53 8.81 3.95 2.04 10.03 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 38 45 46 62 67 67 *** 1964 46 80 77 79 74 72 80 76 70 79 73 62 72 1965 75 80 77 82 80 49 48 40 44 76 84 76 68 1966 77 77 63 53 51 57 30 38 36 48 54 75 55 1967 75 72 71 75 71 61 58 49 55 66 77 75 67 1968 76 77 71 68 74 64 61 69 66 66 82 88 72 1969 83 72 82 64 59 40 38 39 44 67 67 64 60 1970 76 63 62 64 63 55 46 47 54 56 61 80 61 1971 69 68 54 58 43 34 *** 46 41 62 66 79 *** 1972 83 83 82 78 78 73 56 51 69 72 75 87 74 1973 52 88 82 88 93 87 39 40 52 48 79 87 70 1974 82 83 82 59 60 54 44 54 58 67 79 81 67 1975 84 85 77 70 75 67 59 60 65 71 75 89 73 1976 85 86 85 82 83 76 59 67 69 76 77 82 77 1977 77 86 83 83 64 58 54 57 60 67 75 78 70 1978 77 75 71 58 61 56 54 56 59 64 76 73 65 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 64 68 58 46 37 28 31 35 39 65 60 72 50 1988 76 74 57 60 49 37 40 45 40 55 56 70 55 1989 78 73 71 44 40 30 31 35 34 42 63 70 51 1990 77 71 56 58 43 42 35 37 31 53 53 70 52 1991 80 61 67 55 48 37 32 39 40 56 64 75 55 1992 73 65 56 54 67 49 35 37 37 36 58 69 53 1993 72 65 54 48 54 40 33 33 33 42 83 88 54 1994 79 63 62 54 49 37 37 38 34 53 70 59 53 1995 71 62 51 53 45 41 36 33 36 45 43 53 47 1996 70 65 66 57 52 35 35 29 33 49 66 68 52 1997 68 70 64 43 47 38 42 35 38 40 75 76 53 1998 79 76 63 56 51 35 35 37 40 43 61 63 53 1999 69 55 49 47 37 30 33 31 40 40 65 75 48 2000 65 62 53 49 40 30 28 32 40 54 70 78 50 MEAN 74 73 67 62 58 49 43 44 47 57 68 74 60 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 51 72 71 70 75 79 *** 1964 59 88 82 84 80 78 84 81 76 84 79 72 79 1965 83 84 81 87 84 55 56 47 53 80 88 82 73 1966 82 81 70 58 57 63 34 44 42 55 60 83 61 1967 81 82 83 81 75 66 61 55 63 77 86 85 75 1968 83 86 82 77 80 71 68 73 71 75 87 91 79 1969 87 78 87 73 68 50 49 47 50 74 78 76 68 1970 85 78 80 77 77 74 60 62 63 66 79 87 74 1971 76 80 74 75 57 48 *** 58 56 78 81 86 *** 1972 87 89 87 85 82 82 67 63 75 77 81 91 81 1973 76 93 88 91 95 90 49 53 58 52 83 92 77 1974 87 89 86 64 65 61 56 59 62 71 83 86 72 1975 89 88 84 79 81 73 75 71 73 78 79 92 80 1976 89 90 91 90 89 90 72 83 77 81 82 86 85 1977 86 91 89 87 80 67 68 72 72 79 81 85 80 1978 82 81 76 73 75 75 73 74 77 75 80 77 77 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 82 86 79 67 54 42 46 54 57 80 80 85 68 1988 84 83 81 82 73 60 56 64 58 73 76 85 73 1989 87 86 88 70 63 48 47 52 52 58 83 87 68 1990 87 85 81 83 64 58 51 57 48 72 73 84 70 1991 90 80 88 78 71 55 47 55 58 75 81 83 72 1992 84 80 77 78 84 72 53 55 57 53 79 84 71 1993 83 83 76 70 78 65 48 51 50 60 93 93 71 1994 90 80 86 78 73 57 54 59 52 72 86 73 72 1995 84 79 74 77 69 62 52 51 55 66 61 64 66 1996 81 82 85 79 78 53 52 46 51 68 84 84 70 1997 83 88 84 67 72 59 62 52 56 56 90 90 72 1998 88 86 82 76 75 54 52 57 60 60 77 77 70 1999 84 76 71 71 58 46 49 47 60 56 84 87 66 2000 80 79 75 70 62 47 41 47 58 72 86 90 67 MEAN 83 84 82 77 73 63 56 59 60 70 81 84 73 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 29 28 29 54 59 52 *** 1964 32 72 73 74 68 66 75 72 64 74 67 49 66 1965 66 75 72 78 76 43 42 33 37 71 79 70 62 1966 72 72 56 48 46 51 25 32 30 43 49 68 49 1967 68 61 60 69 66 57 53 43 49 57 70 67 60 1968 70 69 63 62 69 58 55 66 61 59 77 84 66 1969 79 65 77 57 52 33 30 34 37 60 58 56 53 1970 70 52 49 54 53 43 36 36 47 49 51 74 51 1971 61 59 39 45 33 23 *** 37 29 47 55 70 *** 1972 78 77 76 69 73 64 45 41 64 67 70 81 67 1973 34 83 77 84 90 83 31 30 47 43 74 81 63 1974 76 76 78 53 55 48 33 50 54 63 74 75 61 1975 78 80 70 63 69 62 50 52 59 65 71 86 67 1976 81 81 79 76 78 68 49 57 61 72 73 77 71 1977 67 81 77 79 53 51 45 47 52 58 69 71 63 1978 70 69 66 48 52 44 41 45 46 57 71 69 57 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 51 53 43 31 25 17 20 22 27 53 46 61 37 1988 68 65 40 45 33 23 28 32 27 42 42 58 42 1989 68 61 57 27 24 17 20 22 21 31 51 58 38 1990 67 59 38 41 29 31 24 25 18 39 39 59 39 1991 71 48 52 37 31 25 22 27 27 44 51 68 42 1992 63 53 39 37 53 32 23 26 23 25 44 58 40 1993 62 51 37 32 36 24 22 20 21 29 74 81 41 1994 69 51 46 38 32 24 25 23 22 41 58 48 40 1995 61 50 34 36 29 26 24 19 23 30 30 44 34 1996 61 52 51 40 34 23 23 16 20 35 54 57 39 1997 56 57 49 25 30 22 27 23 24 29 65 65 39 1998 71 67 51 41 35 22 23 23 26 31 49 53 41 1999 59 42 34 31 22 18 23 19 25 28 51 66 35 2000 55 49 37 32 25 19 19 22 26 41 59 69 38 MEAN 65 63 56 50 47 39 33 34 37 48 59 66 50 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. NO. OF DAYS PRECIPITATION EQUAL OR MORE THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1963 *** *** *** *** *** *** 0 1 0 4 0 5 *** 1964 1 6 9 11 0 0 0 0 0 1 1 1 30 1965 4 2 2 3 4 0 0 0 1 7 0 0 23 1966 3 4 3 5 2 0 0 1 0 6 0 3 27 1967 1 4 2 4 4 1 0 0 0 1 3 1 21 1968 2 1 1 4 2 0 0 0 0 0 3 5 18 1969 5 4 7 4 3 2 0 0 1 5 1 3 35 1970 5 0 3 3 4 0 1 0 1 0 1 1 19 1971 2 1 2 4 2 0 *** 0 0 0 1 4 *** 1972 2 0 1 0 0 0 1 1 0 0 0 0 5 1973 2 0 0 0 0 0 0 0 0 0 0 1 3 1974 3 2 3 4 0 0 2 1 0 0 0 0 15 1975 1 1 2 4 4 0 0 0 1 0 1 1 15 1976 0 3 2 7 4 0 0 0 0 0 0 0 16 1977 1 0 0 1 5 0 0 0 0 1 2 2 12 1978 0 1 0 0 1 2 0 0 0 0 0 1 5 1979 *** *** *** *** *** *** *** *** *** *** *** *** *** 1980 *** *** *** *** *** *** *** *** *** *** *** *** *** 1981 *** *** *** *** *** *** *** *** *** *** *** *** *** 1982 *** *** *** *** *** *** *** *** *** *** *** *** *** 1983 *** *** *** *** *** *** *** *** *** *** *** *** *** 1984 *** *** *** *** *** *** *** *** *** *** *** *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 0 1 2 1 1 0 0 0 0 6 1 3 15 1988 3 4 4 6 2 0 1 2 0 2 2 4 30 1989 4 0 4 1 1 0 0 0 1 2 0 1 14 1990 5 2 3 4 1 0 0 0 0 1 1 3 20 1991 0 3 6 3 2 0 0 0 0 2 0 5 21 1992 5 1 2 3 4 2 0 0 0 0 1 1 19 1993 1 2 4 4 4 1 0 0 0 1 7 2 26 1994 5 1 3 3 2 0 0 0 0 2 5 0 21 1995 1 1 2 4 4 1 0 0 1 0 0 0 14 1996 3 2 6 4 2 0 0 0 1 1 2 2 23 1997 2 0 1 1 3 2 1 0 0 0 5 2 17 1998 5 1 2 3 1 0 1 1 0 0 1 1 16 1999 2 1 0 3 1 0 0 1 0 1 2 0 11 2000 2 1 3 3 1 1 0 0 1 1 3 3 19 MEAN 2 2 3 3 2 0 0 0 0 1 1 2 16 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. HIGHEST AND LOWEST LIMITS FOR 38 YEARS DURING 1963-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 5.4 7.8 13.0 16.0 27.2 26.4 32.0 28.0 24.6 24.6 14.6 9.2 1 YEAR - DAY 1996- 4 1987- 4 1995-25 1994-23 1964-31 1975-27 1973-24 1972-10 1978-28 1978- 1 1992- 7 1992-16 LOW. DRY 03 -24.4 -24.4 -12.6 -5.2 0.4 7.8 11.4 11.2 5.4 0.6 -10.8 -25.6 2 YEAR - DAY 1971-27 1989- 7 1991-11 1967- 1 1992- 5 1967- 7 1969-10 1992-12 1969-13 1969-30 1993-15 1967-25 HIG. WET 03 4.8 6.4 10.0 14.0 24.8 23.2 26.2 24.6 21.2 21.4 9.8 7.8 3 YEAR - DAY 1996- 4 1987- 4 1977-26 1972-29 1964-31 1975-27 1972-17 1976- 6 1978-28 1978- 1 1971-14 1971- 1 LOW. WET 03 -24.8 -24.4 -12.8 -6.4 0.0 5.0 7.0 8.0 2.2 -1.0 -10.8 -25.8 4 YEAR - DAY 1971-27 1989- 7 1991-11 1967- 1 1992- 5 1969- 1 1969-13 1966-10 1969-12 1977-25 1993-15 1967-25 HIG. DRY 09 15.6 17.8 22.6 29.6 36.0 37.2 40.2 40.2 35.2 32.4 23.0 19.0 5 YEAR - DAY 1987-31 1966-27 1970-31 1993-19 1978-12 1978-23 1976-31 1973- 1 1998- 1 1978- 3 1988- 8 1990- 5 LOW. DRY 09 -19.6 -15.4 -4.8 -0.4 7.4 14.8 17.0 20.6 14.2 5.6 -4.4 -14.2 6 YEAR - DAY 1971-26 1989- 4 1997- 9 1990- 2 1992- 4 1967- 6 1997- 5 1965-30 1965-29 1987-26 1993-15 1972-28 HIG. WET 09 11.4 15.6 16.8 23.6 27.2 31.8 32.0 33.4 29.4 26.0 19.6 14.0 7 YEAR - DAY 1966-22 1966-27 1964-31 1965-27 1973-29 1975-27 1972-19 1964- 3 1972- 4 1978- 5 1976- 1 1965- 5 LOW. WET 09 -20.4 -16.2 -6.4 -0.7 4.2 10.5 13.0 11.2 9.8 2.8 -5.0 -14.4 8 YEAR - DAY 1971-26 1989- 7 1991-11 1990- 2 1992- 2 1996-13 1974- 7 1965-31 1989-20 1987-26 1993-30 1972-28 HIG. DRY 15 13.2 14.6 21.6 29.4 35.6 38.8 41.0 39.4 37.6 28.8 21.0 14.0 9 YEAR - DAY 1987-31 1966-23 1970-31 1997-26 1999-30 2000-30 1973-27 1997-13 1998- 1 1972-20 1971- 2 1971- 3 LOW. DRY 15 -21.0 -16.2 -4.0 -0.8 6.4 5.2 16.6 16.8 11.0 3.2 -6.4 -18.6 10 YEAR - DAY 1964-12 1974- 6 1990-16 1964-13 1967-17 1967- 6 1997- 4 1988- 4 1969-10 1977-25 1993-14 1967-25 HIG. WET 15 10.0 11.4 13.2 20.2 25.0 30.6 32.4 34.6 28.0 22.0 16.0 12.0 11 YEAR - DAY 1966- 6 1966-23 1964-20 1972-28 1964-27 1966-19 1964-28 1964- 4 1972- 4 1971-10 1978- 3 1971- 3 LOW. WET 15 -22.0 -16.8 -6.2 -1.2 4.0 3.0 12.2 11.6 8.0 1.6 -6.9 -18.8 12 YEAR - DAY 1964-12 1974- 6 1990-16 1964-13 1967-17 1967- 6 1976-17 1987-27 1969-10 1987-26 1993-14 1967-25 HIG. MIN. 4.6 5.7 11.0 15.4 17.8 23.0 26.0 26.0 22.6 21.0 11.5 8.0 13 YEAR - DAY 1996- 4 1999-18 1970-30 1993-20 1999-30 1975-27 1990-22 1996- 1 1998- 1 1978- 1 1966- 1 1971- 1 LOW. MIN. -29.0 -25.6 -13.6 -5.5 -0.4 2.0 10.5 9.0 5.0 -2.0 -11.0 -26.5 14 YEAR - DAY 1964- 7 1989- 7 1991-11 1967- 1 1992- 5 1998-13 1969- 8 1972- 2 1965- 4 1977-25 1993-15 1967-25 HIG. MAX. 18.2 19.4 25.0 33.0 37.5 40.0 43.0 43.5 39.6 36.0 25.0 20.4 15 YEAR - DAY 1987-31 1987-25 1970-29 1997-26 1965- 8 2000-30 1973-29 1965- 5 1998- 1 1971-16 1970- 6 1990- 5 LOW. MAX. -15.0 -11.3 -2.6 3.4 8.0 16.5 21.2 22.0 16.0 7.2 -3.2 -9.3 16 YEAR - DAY 1971-26 1989-10 1997- 9 1990- 3 1992- 3 1967- 6 1999-14 1992-11 1965-30 1987-27 1993-15 1990-29 HIG. PPTN 32.2 21.1 47.0 31.0 25.0 16.0 36.0 11.0 29.8 49.5 37.0 56.6 17 YEAR - DAY 1997-16 1991-21 2000-24 1969-30 1988-22 1969-15 1997- 5 1998- 3 1975- 1 1963-24 1993- 1 1963-31 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 38 YEARS DURING 1963-2000 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 19.2 17.6 16.6 20.4 20.4 19.6 22.0 18.2 19.4 19.2 16.8 18.2 18 YEAR - DAY 1968-26 1968- 1 2000-17 1993-19 1978-12 1971-21 1969-13 1964-15 1968-28 1968- 6 1988- 8 1967-25 DRY 15 - DRY 09 14.0 9.2 9.8 13.6 16.6 13.4 11.0 10.6 9.6 9.4 13.2 11.2 19 YEAR - DAY 1964-29 1968- 5 1965-12 1967-13 1978-12 1967-29 1978-12 1978- 3 1978- 3 1990- 1 1966-28 1967-25 DRY 15 - DRY 03 15.4 15.2 19.0 18.8 18.6 19.2 19.4 19.2 20.0 19.4 17.4 14.6 20 YEAR - DAY 2000-19 1995-27 2000-16 1987-22 1999- 6 2000-22 1966-27 1992-21 1991- 7 1971-10 1998- 9 1995-22 WET 09 - WET 03 18.4 16.4 12.8 17.6 18.0 16.0 16.0 18.0 15.4 15.8 14.6 17.0 21 YEAR - DAY 1968-26 1968- 1 1965- 6 1975-28 1973-31 1972-24 1964- 7 1966- 4 1968-28 1971-17 1978- 1 1967-25 WET 15 - WET 09 15.0 8.8 9.6 11.4 12.0 12.2 10.6 10.8 10.8 9.2 10.2 10.0 22 YEAR - DAY 1964-29 1968- 5 1965-12 1967-13 1993-20 1966-17 1974- 1 1972-25 1964- 9 1969-28 1966-27 1967-25 WET 15 - WET 03 13.2 13.8 12.8 14.4 14.8 17.2 17.6 21.0 14.4 16.2 12.0 13.2 23 YEAR - DAY 1966- 6 1968- 1 2000-16 1975-29 1965-26 1966-19 1965-21 1965-16 1969-11 1971-10 1970- 3 1963- 9 DAY BY DAY DRY 03 15.2 12.4 10.4 11.2 11.0 10.4 9.2 8.0 9.8 9.8 14.4 18.4 24 YEAR - DAY 1998-10 1971-21 1995-25 1993-21 1964-31 1964- 1 1973-20 1993-29 1994-14 1994-14 1995-25 1967-25 DAY BY DAY WET 03 15.2 12.4 8.6 9.6 10.4 11.0 10.2 6.8 7.0 7.8 14.2 18.0 25 YEAR - DAY 1971-17 1969-15 1991-11 1997-15 1964-31 1964- 1 1974-22 1995-14 1970- 8 1987-26 1995-25 1967-25 DAY BY DAY DRY 09 13.2 14.4 12.2 14.4 14.2 12.4 10.2 9.4 15.8 14.0 11.2 10.0 26 YEAR - DAY 1998-10 1971-22 1969-23 1990-29 1978-12 1995-22 1997- 5 1973- 1 1969-11 1987- 5 1999-26 1972-31 DAY BY DAY WET 09 11.8 13.6 11.4 11.0 11.0 15.8 13.0 10.0 11.0 8.0 8.6 9.0 27 YEAR - DAY 1971-17 1971-22 1969-23 1967-14 1993-21 1966-18 1974- 8 1971-17 1969-11 1968-19 1993-11 1972-31 DAY BY DAY DRY 15 13.0 16.6 14.8 13.6 20.6 15.8 12.0 13.0 18.4 13.0 12.8 10.8 28 YEAR - DAY 1964-17 1971-22 1990-16 1992-30 1999-20 1995-22 1997- 4 1993-28 1969-11 1995-12 1993-11 1967-25 DAY BY DAY WET 15 13.0 15.6 10.4 10.6 9.6 9.2 10.0 9.2 12.8 9.0 9.2 10.2 29 YEAR - DAY 1964-17 1971-22 1969-23 1968-19 1992-22 1966-11 1974- 2 1965-17 1969-11 1969-14 1970-24 1967-25 DAY BY DAY MIN. 15.0 14.0 9.0 12.4 8.6 14.7 8.0 7.5 10.1 8.4 9.0 18.5 30 YEAR - DAY 1964-30 1971-21 1965-13 1993-21 1989- 7 1998-13 1990-14 1989-17 1994-14 1996-28 1989-21 1967-25 DAY BY DAY MAX. 11.2 14.0 13.0 11.2 15.0 10.5 8.5 16.0 16.5 11.0 11.8 9.0 31 YEAR - DAY 1989-21 1971-22 1969-23 2000- 9 1978-12 1972- 6 1965-24 1965- 6 1969-11 1971- 2 1993-12 1968-13 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** 25.6 24.1 22.6 12.2 6.5 -6.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 17.3 14.9 14.1 8.2 2.8 -11.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 33.9 33.2 31.2 16.2 10.1 -0.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** 16.6 18.3 17.1 8.0 7.3 10.6 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** 10.35 11.22 10.00 6.59 4.84 1.51 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** 10.11 9.45 8.59 7.03 4.82 2.96 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** 9.19 9.61 8.63 6.39 4.83 2.52 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 15.0 12.0 11.0 6.5 -7.0 -18.0 ****** DAY ** ** ** ** ** ** 3 3 26 20 30 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 38.0 35.5 33.5 30.0 12.5 5.0 ****** DAY ** ** ** ** ** ** 18 12 26 1 1 8 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** 0.0 7.0 0.0 49.5 0.0 56.6 ****** DAY ** ** ** ** ** ** ** 28 ** 24 ** 31 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** 0.0 7.0 0.0 130.5 0.0 90.6 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** 3.1 96.9 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** 0 1 0 4 0 5 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** 0 1 0 4 0 5 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** 0 0 0 4 0 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** 51 72 71 68 72 56 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** 31 29 30 58 62 75 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** 30 35 37 58 67 69 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 3 31 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 20 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 30 30 27 1 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** 0 0 0 0 6 31 *** DATE OF START AND END FREEZING START = 25 NOV. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.-14.4 -2.1 8.8 10.5 19.7 23.8 26.4 25.8 17.9 14.5 7.3 -0.3 11.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -21.3 -6.9 2.5 5.1 11.4 16.2 17.5 15.9 10.7 5.4 0.8 -6.5 4.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. -7.5 2.6 15.2 15.8 28.0 31.4 35.4 35.7 25.1 23.7 13.8 5.9 18.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.8 9.5 12.7 10.7 16.6 15.2 17.9 19.8 14.4 18.3 13.0 12.4 14.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 0.68 2.65 5.31 5.53 8.45 10.19 12.52 12.88 7.84 6.24 4.58 1.85 6.56 MEAN OF MIXING RATIO AT 09 GMT. 1.30 3.86 8.04 9.28 17.13 18.47 27.99 29.16 14.27 14.72 7.90 3.93 13.00 MEAN OF MIXING RATIO AT 15 GMT. 0.60 3.16 7.12 8.34 14.63 18.34 26.95 26.08 12.43 11.81 5.53 3.15 11.51 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -29.0 -20.0 -2.5 -1.5 7.0 15.0 16.5 14.5 9.5 4.0 -10.0 -13.5 -29.0 DAY 7 1 9 13 3 25 7 2 9 25 30 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.8 7.5 21.5 26.0 32.0 34.5 39.5 41.5 29.5 25.5 17.0 11.5 41.5 DAY 18 29 31 6 10 26 27 14 29 1 1 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.0 19.5 23.0 25.0 4.0 3.0 0.0 0.0 0.0 5.0 6.2 16.0 27.0 DAY 29 3 19 12 1 7 ** ** ** 28 27 24 MONTHLY TOTAL PRECIPITATION IN MM. 36.0 64.4 105.0 165.9 11.0 3.0 0.0 0.0 0.0 5.0 9.2 23.5 423.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.6 42.5 0.0 8.9 NO. OF DAYS WITH PRECIPITATION. 5 7 14 14 3 1 0 0 0 1 2 4 51 NO. OF DAYS PRECIPITATION EQUAL 5 7 14 14 3 1 0 0 0 1 2 4 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 4 8 0 0 0 0 0 0 0 1 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 40 77 77 78 74 72 80 75 69 76 71 51 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 55 84 77 79 74 71 80 77 70 81 73 67 74 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 39 80 78 79 74 73 81 77 71 79 74 65 73 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 24 0 0 0 0 0 0 0 0 3 24 82 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 28 7 0 0 0 0 0 0 0 0 0 2 37 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 26 31 31 0 0 0 0 102 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 2 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 8 2 0 0 0 0 0 0 7 31 108 DATE OF START AND END FREEZING START = 19 NOV. END = 15 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.0 -1.4 8.8 11.2 19.3 21.9 24.7 25.8 18.1 10.1 8.9 2.5 12.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.3 -7.4 2.3 4.6 13.0 13.8 15.3 15.5 10.4 5.8 2.9 -5.3 5.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.3 4.6 15.3 17.9 25.7 30.0 34.0 36.1 25.7 14.5 14.9 10.4 19.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.6 12.0 13.0 13.3 12.7 16.2 18.7 20.6 15.3 8.7 12.0 15.7 14.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.20 2.51 4.60 5.92 9.55 6.98 8.15 6.46 5.30 6.36 5.73 3.59 5.61 MEAN OF MIXING RATIO AT 09 GMT. 3.36 4.35 8.21 11.02 16.44 13.88 15.33 12.86 7.88 7.90 8.77 6.17 9.68 MEAN OF MIXING RATIO AT 15 GMT. 2.41 2.99 6.45 9.00 15.06 12.73 15.18 14.64 7.98 7.10 6.39 4.69 8.72 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.0 -17.5 -6.5 -3.0 6.5 11.5 12.5 13.5 5.0 1.0 -4.5 -10.5 -17.5 DAY 18 3 16 6 1 28 13 31 4 28 30 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.5 13.5 22.0 27.0 37.5 33.5 38.5 43.5 34.0 20.0 18.5 17.5 43.5 DAY 1 28 11 27 8 14 23 5 14 2 10 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 7.0 7.0 17.8 16.0 4.0 1.5 0.0 15.5 30.0 2.0 4.0 30.0 DAY 8 7 23 19 1 8 3 ** 29 18 17 20 MONTHLY TOTAL PRECIPITATION IN MM. 49.7 14.0 21.5 47.2 52.0 10.0 3.0 0.0 21.5 106.5 3.0 9.0 337.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.3 32.4 7.3 35.1 NO. OF DAYS WITH PRECIPITATION. 11 3 7 11 6 4 2 0 4 10 2 3 63 NO. OF DAYS PRECIPITATION EQUAL 11 3 7 11 6 4 2 0 3 10 2 3 62 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 2 0 0 0 1 3 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 78 75 81 78 47 50 41 50 76 84 75 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 78 83 77 83 81 53 47 38 41 76 86 77 68 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 74 80 77 84 81 49 48 40 43 75 82 75 67 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 23 5 0 0 0 0 0 0 0 1 19 78 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 6 0 0 0 0 0 0 0 0 0 0 15 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 13 31 25 7 0 0 0 77 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 3 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 6 6 0 0 0 0 0 0 3 31 105 DATE OF START AND END FREEZING START = 28 NOV. END = 9 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.9 7.6 7.8 11.6 16.4 23.2 25.0 24.3 18.6 13.9 12.3 3.8 14.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.3 1.1 1.6 5.7 10.2 12.9 15.9 14.2 10.2 8.2 6.6 -1.6 6.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.2 14.0 14.1 17.5 22.5 33.4 34.2 34.3 26.9 19.7 17.9 9.2 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.5 12.9 12.5 11.8 12.3 20.5 18.3 20.1 16.7 11.5 11.3 10.8 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.12 4.07 3.83 3.96 5.81 8.15 4.70 5.29 5.08 5.27 4.82 3.45 4.79 MEAN OF MIXING RATIO AT 09 GMT. 6.78 7.64 5.90 6.34 8.98 16.99 9.72 11.98 7.41 5.95 6.64 5.85 8.35 MEAN OF MIXING RATIO AT 15 GMT. 5.65 6.18 4.80 5.86 7.41 17.18 8.38 10.89 7.33 5.50 5.71 4.25 7.43 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.5 -3.5 -2.5 2.5 5.5 10.5 14.0 10.5 7.5 6.0 -4.0 -6.0 -6.5 DAY 1 10 2 1 9 25 20 7 15 9 28 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 18.5 19.0 19.5 31.0 39.0 42.5 39.0 34.5 26.5 22.5 15.0 42.5 DAY 22 23 17 20 20 19 27 21 3 4 2 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 18.5 10.0 22.0 9.5 2.5 0.5 5.0 2.0 17.0 0.0 20.5 22.0 DAY 30 2 13 8 5 4 17 5 15 25 ** 26 MONTHLY TOTAL PRECIPITATION IN MM. 30.5 48.0 36.0 74.5 30.5 2.5 0.5 5.0 2.0 62.0 0.0 48.5 340.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.7 31.6 2.2 32.5 NO. OF DAYS WITH PRECIPITATION. 4 4 8 8 7 1 1 1 1 11 0 7 53 NO. OF DAYS PRECIPITATION EQUAL 4 4 8 8 7 1 0 1 1 11 0 7 52 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 1 3 0 0 0 0 0 2 0 1 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 79 69 54 52 56 30 38 40 53 56 76 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 78 77 61 52 49 57 30 37 32 45 53 76 54 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 74 59 52 52 59 29 38 35 47 54 73 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 0 0 0 0 0 0 0 0 0 1 5 13 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 22 29 25 9 0 0 0 86 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 0 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 9 11 0 0 0 0 0 0 0 5 28 80 DATE OF START AND END FREEZING START = 26 NOV. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.3 -0.1 5.5 8.8 15.1 21.4 25.1 26.5 20.9 14.4 8.6 0.9 12.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.9 -5.2 -0.3 3.0 10.2 14.5 16.7 18.0 12.3 6.2 2.7 -5.4 5.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.3 5.0 11.2 14.5 20.1 27.6 33.5 35.0 29.6 22.6 14.6 7.1 18.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.2 10.2 11.5 11.5 9.9 13.1 16.8 17.0 17.3 16.4 11.9 12.5 13.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.60 2.44 3.56 4.46 6.87 7.73 8.17 8.84 7.09 5.38 4.93 2.98 5.42 MEAN OF MIXING RATIO AT 09 GMT. 4.39 4.09 5.61 7.82 10.71 13.48 18.56 15.28 13.21 10.26 7.86 5.10 9.70 MEAN OF MIXING RATIO AT 15 GMT. 3.19 3.48 4.23 4.97 7.73 9.77 16.72 14.74 11.27 7.23 5.99 3.77 7.76 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -16.5 -5.0 -5.5 7.0 8.0 13.5 15.0 7.5 3.5 -7.0 -26.5 -26.5 DAY 8 3 31 1 5 8 10 28 25 27 29 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.5 9.5 15.5 23.5 27.0 35.5 35.5 37.5 35.5 26.5 23.0 14.5 37.5 DAY 18 10 23 23 27 24 6 17 4 11 3 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.5 11.0 8.5 17.5 24.5 13.5 0.0 0.0 1.0 7.0 14.5 8.0 24.5 DAY 17 12 6 14 18 11 ** ** 23 19 10 23 MONTHLY TOTAL PRECIPITATION IN MM. 16.5 40.0 27.2 55.5 61.5 15.5 0.0 0.0 2.5 10.5 51.2 12.1 292.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 28.6 45.3 0.9 25.2 NO. OF DAYS WITH PRECIPITATION. 5 9 9 10 14 2 0 0 3 3 11 6 72 NO. OF DAYS PRECIPITATION EQUAL 5 9 8 10 13 2 0 0 2 3 10 4 66 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 2 1 1 0 0 0 0 2 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 67 80 78 72 62 55 54 62 75 85 82 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 73 64 73 71 59 59 44 51 60 74 72 65 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 75 68 74 70 63 59 48 53 61 73 71 66 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 13 4 1 0 0 0 0 0 0 4 14 57 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 2 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 5 0 0 0 0 0 0 0 0 0 6 13 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 11 31 31 15 0 0 0 88 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 25 17 5 0 0 0 0 0 0 6 25 104 DATE OF START AND END FREEZING START = 19 NOV. END = 15 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.9 0.9 6.7 11.2 18.3 21.3 25.9 24.4 22.3 15.9 8.2 3.6 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.0 -4.8 0.8 5.3 12.6 14.6 17.6 17.2 14.3 8.6 2.8 -0.5 6.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.2 6.6 12.6 17.1 24.0 28.0 34.2 31.7 30.3 23.3 13.5 7.8 19.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.2 11.4 11.8 11.8 11.4 13.4 16.6 14.5 16.1 14.7 10.7 8.3 12.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.22 3.05 3.85 4.99 8.48 8.31 9.82 10.10 8.29 6.08 4.69 3.81 6.14 MEAN OF MIXING RATIO AT 09 GMT. 5.03 4.97 6.25 8.16 13.61 14.29 19.47 19.95 17.62 10.82 8.14 6.05 11.20 MEAN OF MIXING RATIO AT 15 GMT. 3.20 3.95 4.89 6.65 11.41 12.99 16.75 18.02 15.63 9.33 6.51 5.37 9.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -19.5 -16.0 -5.0 1.5 8.0 9.0 12.0 15.0 10.5 2.5 0.0 -4.5 -19.5 DAY 23 8 23 2 31 1 13 19 26 29 25 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.8 14.5 18.5 24.0 29.5 36.0 42.0 36.5 33.5 30.0 17.5 14.0 42.0 DAY 7 26 18 15 19 28 21 6 4 2 27 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 8.0 9.0 12.0 14.5 3.5 0.0 0.0 2.0 4.0 11.2 8.0 14.5 DAY 25 2 10 20 27 15 ** ** 17 25 17 15 MONTHLY TOTAL PRECIPITATION IN MM. 21.5 16.0 21.5 42.6 38.0 13.0 0.0 0.0 2.0 6.5 42.2 45.0 248.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.8 37.7 0.8 37.7 NO. OF DAYS WITH PRECIPITATION. 4 4 8 8 15 5 0 0 1 3 9 12 69 NO. OF DAYS PRECIPITATION EQUAL 3 3 7 8 11 4 0 0 1 3 9 12 61 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 1 0 0 0 0 0 1 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 81 81 77 79 69 67 71 70 75 86 88 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 75 67 65 70 62 58 68 64 60 81 87 69 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 75 66 63 71 62 58 69 63 62 80 88 69 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 14 3 0 0 0 0 0 0 0 0 4 39 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 2 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 27 24 21 3 0 0 85 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 11 0 0 0 0 0 0 0 2 14 83 DATE OF START AND END FREEZING START = 25 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.5 -4.0 7.4 11.1 18.5 22.9 24.2 25.5 21.0 14.1 4.9 4.1 12.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.1 -8.2 3.2 5.5 11.7 14.4 14.6 16.1 12.4 7.8 -1.5 -2.2 5.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.2 0.1 11.5 16.6 25.2 31.4 33.9 34.8 29.6 20.4 11.3 10.3 19.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.3 8.3 8.3 11.1 13.5 17.0 19.3 18.7 17.2 12.6 12.8 12.5 13.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.79 2.14 4.85 4.79 6.72 5.86 5.76 6.35 5.08 5.55 3.28 2.99 4.68 MEAN OF MIXING RATIO AT 09 GMT. 4.21 3.12 7.00 6.69 10.35 8.93 10.23 11.76 11.17 9.72 5.11 4.73 7.75 MEAN OF MIXING RATIO AT 15 GMT. 3.55 2.55 6.03 6.38 9.02 7.62 8.05 10.70 8.47 7.69 4.24 3.55 6.49 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -20.5 -3.5 1.5 7.0 9.0 10.5 13.5 5.0 0.0 -6.5 -6.7 -20.5 DAY 31 5 23 14 31 1 8 9 13 30 19 11 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 8.0 17.5 28.0 32.0 37.0 38.5 39.5 36.0 32.0 17.0 16.0 39.5 DAY 1 27 31 28 14 28 14 23 6 6 6 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.5 17.5 19.0 31.0 11.0 16.0 0.0 0.0 17.0 11.5 19.5 18.0 31.0 DAY 18 9 8 30 30 15 ** ** 10 22 9 26 MONTHLY TOTAL PRECIPITATION IN MM. 64.0 50.1 86.5 69.3 38.5 28.0 0.0 0.0 17.0 53.5 30.0 41.5 478.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.9 28.4 3.6 26.1 NO. OF DAYS WITH PRECIPITATION. 11 12 13 12 8 2 0 0 1 12 4 7 82 NO. OF DAYS PRECIPITATION EQUAL 11 10 13 12 8 2 0 0 1 12 4 7 80 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 4 1 1 2 0 0 1 1 1 2 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 73 87 73 68 49 49 48 49 72 78 76 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 84 74 80 59 55 37 34 36 44 64 61 58 57 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 69 80 61 54 34 32 35 40 63 61 59 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 19 0 0 0 0 0 0 0 0 6 12 54 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 8 14 1 0 0 0 0 0 0 0 0 0 23 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 22 27 31 17 5 0 0 105 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 25 3 0 0 0 0 0 0 1 21 22 97 DATE OF START AND END FREEZING START = 30 OCT. END = 25 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.5 4.6 8.3 15.6 19.3 24.8 27.3 27.9 20.8 14.4 10.0 0.6 14.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.9 -1.5 3.3 9.8 11.9 16.1 19.2 20.6 13.5 7.1 3.0 -2.9 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.0 10.7 13.3 21.3 26.6 33.6 35.3 35.3 28.2 21.6 17.0 4.1 20.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.9 12.2 10.0 11.5 14.7 17.5 16.1 14.7 14.7 14.5 14.0 7.0 12.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.10 3.17 4.48 6.78 8.30 10.69 11.29 12.66 7.82 4.92 4.37 3.19 6.73 MEAN OF MIXING RATIO AT 09 GMT. 3.85 4.17 4.88 8.23 10.91 12.81 12.29 11.77 10.73 8.15 6.06 4.02 8.16 MEAN OF MIXING RATIO AT 15 GMT. 3.27 3.30 4.12 8.04 10.46 11.66 11.56 11.19 10.70 6.68 4.84 3.59 7.45 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -9.0 -1.5 6.5 7.0 12.0 16.5 18.0 7.0 2.5 -3.5 -9.0 -12.5 DAY 29 2 8 24 10 12 17 30 11 25 23 16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 17.0 25.0 28.0 34.0 38.0 38.5 38.0 34.0 33.5 25.0 11.0 38.5 DAY 20 16 29 11 23 29 31 4 2 1 6 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.0 0.0 7.5 16.0 8.0 0.0 11.0 0.0 21.0 0.0 11.0 16.0 32.0 DAY 1 ** 11 19 10 ** 24 ** 11 ** 27 14 MONTHLY TOTAL PRECIPITATION IN MM. 72.5 0.0 23.8 38.5 31.5 0.0 11.0 0.0 21.0 0.0 14.0 25.5 237.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.5 29.4 13.5 16.6 NO. OF DAYS WITH PRECIPITATION. 9 0 7 7 6 0 1 0 1 0 4 4 39 NO. OF DAYS PRECIPITATION EQUAL 9 0 5 7 6 0 1 0 1 0 3 4 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 1 0 0 1 0 1 0 1 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 78 80 77 77 74 59 62 62 66 79 85 73 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 55 53 55 54 43 38 36 47 50 52 76 53 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 55 52 59 58 47 42 42 54 52 53 79 56 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 7 0 0 0 0 0 0 0 0 0 14 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 6 19 1 0 0 0 26 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 7 8 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 12 27 30 31 14 3 0 0 117 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 19 5 0 0 0 0 0 0 0 4 25 76 DATE OF START AND END FREEZING START = 21 NOV. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.8 -2.2 9.9 12.8 21.4 23.5 ***** 26.4 24.3 17.2 11.8 4.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -10.2 -6.8 2.7 6.5 12.6 13.8 ***** 16.9 14.8 8.3 6.6 -0.5 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.3 2.4 17.0 19.0 30.3 33.2 ***** 35.8 33.7 26.1 17.1 8.8 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.9 9.2 14.3 12.5 17.7 19.4 ***** 18.9 18.9 17.8 10.5 9.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.80 2.35 3.94 5.15 5.98 5.44 ***** 9.39 7.16 7.16 6.33 4.09 ***** MEAN OF MIXING RATIO AT 09 GMT. 2.54 3.04 4.34 5.71 8.12 7.63 ***** 12.19 9.08 9.91 6.86 5.38 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.30 2.70 4.83 5.63 8.22 6.63 ***** 11.66 9.69 9.60 6.92 5.22 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -24.5 -17.0 -3.0 -1.0 7.5 12.5 ***** 12.0 10.5 5.0 4.0 -7.0 ****** DAY 27 2 22 2 2 5 ** 2 21 3 30 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.5 11.0 24.0 28.0 34.5 36.5 ***** 39.0 39.0 36.0 23.0 14.5 ****** DAY 6 9 27 26 7 10 ** 7 8 16 2 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.5 11.0 10.5 22.5 6.5 3.0 ***** 0.0 0.0 0.0 7.0 7.5 ****** DAY 13 12 15 14 28 4 ** ** ** ** 16 28 MONTHLY TOTAL PRECIPITATION IN MM. 33.5 17.7 18.5 66.5 21.0 3.0 ***** 0.0 0.0 0.0 13.0 34.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.6 43.7 0.0 22.7 NO. OF DAYS WITH PRECIPITATION. 3 5 3 13 6 1 *** 0 0 0 3 9 *** NO. OF DAYS PRECIPITATION EQUAL 3 4 3 12 5 1 *** 0 0 0 3 8 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 1 2 0 0 *** 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 77 74 74 57 48 *** 58 56 77 81 81 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 64 40 46 35 27 *** 41 33 55 59 79 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 64 47 53 39 26 *** 39 34 53 59 77 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 16 0 0 0 0 *** 0 0 0 0 13 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 16 11 0 0 0 0 *** 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 23 27 *** 31 30 4 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 5 1 0 0 *** 0 0 0 0 18 *** DATE OF START AND END FREEZING START = 10 DEC. END = 2 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.1 -6.3 2.8 12.8 14.8 22.9 27.9 24.0 21.8 16.6 6.8 -1.1 11.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.3 -14.5 -3.3 7.5 9.6 15.2 19.2 13.7 13.3 8.8 2.0 -4.5 4.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.0 2.0 8.8 18.1 20.0 30.7 36.6 34.1 30.2 24.5 11.7 2.3 18.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 16.5 12.1 10.6 10.4 15.5 17.4 20.4 16.9 15.7 9.7 6.8 13.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.91 1.42 3.07 6.86 7.54 11.16 13.91 9.51 10.08 6.88 4.35 3.49 6.68 MEAN OF MIXING RATIO AT 09 GMT. 3.16 3.29 4.95 9.72 12.54 19.85 22.31 18.62 18.72 13.87 6.88 3.89 11.48 MEAN OF MIXING RATIO AT 15 GMT. 2.40 2.12 4.10 10.15 10.31 16.02 18.26 15.74 15.32 12.59 6.09 3.62 9.73 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.5 -22.0 -7.0 1.0 6.0 12.5 15.0 9.0 11.0 5.0 -0.5 -19.5 -22.0 DAY 31 4 1 1 10 10 31 2 30 29 30 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 8.0 14.0 24.5 25.0 37.0 40.0 38.5 35.0 30.0 20.0 6.5 40.0 DAY 29 18 16 29 28 27 10 21 4 20 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.2 3.5 5.0 3.4 4.2 1.0 10.0 9.0 0.0 0.6 2.6 2.2 18.2 DAY 22 6 4 11 3 9 31 22 ** 30 4 31 MONTHLY TOTAL PRECIPITATION IN MM. 34.6 7.7 27.6 7.8 27.6 3.2 10.0 11.0 0.0 0.6 7.5 3.7 141.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.5 27.3 14.9 8.4 NO. OF DAYS WITH PRECIPITATION. 9 5 10 5 14 4 1 2 0 1 8 7 66 NO. OF DAYS PRECIPITATION EQUAL 5 3 10 3 13 3 1 2 0 0 3 1 44 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 0 0 0 1 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 83 85 80 75 80 64 50 74 70 75 86 75 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 83 86 78 70 78 69 57 54 67 71 75 85 73 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 81 82 84 80 71 47 49 67 75 77 88 74 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 29 29 11 0 0 0 0 0 0 0 0 10 79 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 0 0 0 0 0 4 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 17 10 0 0 0 0 0 0 0 0 0 7 34 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 14 31 30 12 1 0 0 88 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 27 0 0 0 0 0 0 0 2 24 113 DATE OF START AND END FREEZING START = 19 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -7.4 2.2 6.2 10.2 15.8 21.1 27.2 29.2 20.8 13.1 6.2 -1.8 11.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.9 -0.9 0.5 3.5 8.1 13.6 18.5 21.3 13.1 5.1 0.9 -6.5 5.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.1 5.3 12.0 16.9 23.6 28.6 35.9 37.1 28.5 21.2 11.5 2.9 18.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.0 6.2 11.5 13.4 15.5 15.0 17.4 15.8 15.4 16.1 10.6 9.4 13.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.19 3.89 4.22 5.37 7.58 10.70 8.77 11.53 8.62 3.77 4.55 2.92 6.09 MEAN OF MIXING RATIO AT 09 GMT. 0.98 5.07 7.18 10.79 18.19 22.79 11.93 12.63 13.03 8.23 6.95 4.52 10.19 MEAN OF MIXING RATIO AT 15 GMT. 0.80 4.52 6.15 9.54 15.55 18.36 11.93 12.52 11.26 6.98 5.69 3.54 8.91 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -20.5 -6.0 -2.0 1.5 5.5 12.0 11.5 18.0 9.0 2.2 -4.0 -15.0 -20.5 DAY 5 2 3 1 2 1 3 13 29 23 11 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.0 10.0 16.0 21.0 30.0 32.0 43.0 42.0 34.0 25.0 17.0 10.0 43.0 DAY 29 28 11 27 29 21 29 1 3 9 2 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 2.4 1.5 3.8 3.6 1.2 0.0 3.0 0.0 0.0 4.0 6.3 6.3 DAY 16 22 28 8 17 15 ** 18 ** ** 23 29 MONTHLY TOTAL PRECIPITATION IN MM. 15.0 3.7 3.7 10.0 12.6 1.2 0.0 9.0 0.0 0.0 4.4 10.4 70.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 32.0 34.0 12.9 21.1 NO. OF DAYS WITH PRECIPITATION. 4 3 3 4 6 1 0 5 0 0 2 4 32 NO. OF DAYS PRECIPITATION EQUAL 4 2 2 4 6 1 0 5 0 0 1 3 28 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 89 88 87 92 88 45 53 57 44 77 83 73 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 44 87 80 87 93 88 37 31 50 50 80 90 68 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 39 90 79 88 93 84 36 36 49 50 79 86 67 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 4 0 0 0 0 0 0 0 0 5 23 63 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 10 19 0 0 0 0 29 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 0 0 0 0 0 0 0 0 0 0 4 19 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 7 31 31 14 0 0 0 84 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 5 0 0 0 0 12 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 16 10 0 0 0 0 0 0 0 11 29 97 DATE OF START AND END FREEZING START = 10 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.1 -4.5 4.4 11.8 20.3 25.0 26.2 23.3 18.5 13.5 8.0 -0.7 11.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.6 -9.7 0.5 6.0 13.4 16.8 16.9 15.3 9.6 4.5 2.2 -5.4 5.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.3 0.8 8.3 17.6 27.1 33.2 35.5 31.2 27.3 22.4 13.8 3.9 18.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.9 10.5 7.8 11.6 13.7 16.4 18.6 15.9 17.7 17.9 11.6 9.3 13.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.19 2.12 4.07 4.88 9.01 11.29 9.71 10.00 7.07 4.87 4.60 2.46 6.02 MEAN OF MIXING RATIO AT 09 GMT. 3.66 3.96 6.06 8.27 13.73 16.11 12.98 14.52 12.77 12.05 8.39 4.56 9.75 MEAN OF MIXING RATIO AT 15 GMT. 2.87 3.02 5.01 5.93 11.27 14.33 13.48 11.68 9.15 9.96 7.02 3.84 8.13 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -24.0 -5.0 3.0 9.0 15.0 14.0 12.0 6.0 0.0 -4.0 -10.0 -24.0 DAY 27 7 5 1 1 3 7 29 30 26 30 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.0 10.0 16.0 24.0 32.0 38.0 41.5 35.0 30.0 25.0 20.0 9.0 41.5 DAY 6 27 27 18 23 14 3 1 2 1 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.4 10.0 10.2 12.8 3.6 3.2 10.0 10.0 0.0 0.0 2.8 3.0 13.4 DAY 14 25 2 18 29 8 9 11 ** ** 19 5 MONTHLY TOTAL PRECIPITATION IN MM. 38.8 22.8 39.6 44.2 6.2 5.8 16.0 10.0 0.0 0.0 6.6 6.8 196.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.4 28.6 13.2 6.8 NO. OF DAYS WITH PRECIPITATION. 8 6 10 7 2 2 2 1 0 0 3 3 44 NO. OF DAYS PRECIPITATION EQUAL 8 6 9 7 2 2 2 1 0 0 3 3 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 2 0 0 1 1 0 0 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 78 82 57 60 61 54 57 58 66 78 76 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 86 86 81 60 57 49 37 51 57 66 78 84 66 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 85 83 60 63 52 42 55 60 69 79 83 68 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 25 2 0 0 0 0 0 0 0 1 27 86 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 10 0 0 0 0 0 0 0 0 0 6 25 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 29 29 23 2 0 0 0 90 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 0 0 0 0 0 4 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 17 0 0 0 0 0 0 1 4 31 112 DATE OF START AND END FREEZING START = 26 OCT. END = 17 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.2 2.3 7.0 13.8 18.2 26.1 29.0 25.6 21.7 14.8 6.3 0.2 13.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.7 -1.6 2.2 4.8 10.2 18.5 21.4 17.4 12.8 6.4 2.6 -4.1 7.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.4 6.3 11.7 22.8 26.2 33.6 36.6 33.7 30.7 23.3 10.0 4.5 20.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.1 7.9 9.5 18.0 16.0 15.1 15.2 16.3 17.9 16.9 7.4 8.6 13.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.41 3.55 4.68 5.29 8.67 14.03 17.36 12.81 9.37 6.03 4.56 3.01 7.65 MEAN OF MIXING RATIO AT 09 GMT. 4.38 5.40 6.99 11.82 15.98 23.06 20.94 18.68 18.64 12.89 6.01 5.07 12.49 MEAN OF MIXING RATIO AT 15 GMT. 3.64 4.54 5.26 10.59 11.99 16.23 17.41 12.51 11.33 9.25 5.33 3.92 9.33 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -6.0 -5.0 3.0 6.0 14.0 19.0 12.0 8.0 5.0 -5.0 -7.0 -8.0 DAY 28 1 17 21 2 1 10 18 30 24 29 15 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 10.0 19.0 26.0 32.0 39.0 39.0 39.0 36.0 28.0 16.0 6.0 39.0 DAY 8 26 28 13 24 27 3 6 7 10 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 11.2 8.0 9.2 11.8 0.0 0.0 0.0 29.8 2.6 12.0 5.6 29.8 DAY 3 21 18 23 5 ** ** ** 1 15 28 30 MONTHLY TOTAL PRECIPITATION IN MM. 7.4 15.2 18.2 41.0 52.0 0.0 0.0 0.0 32.6 5.8 15.0 16.6 203.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 20.0 45.6 16.0 18.4 NO. OF DAYS WITH PRECIPITATION. 4 2 4 8 11 0 0 0 4 3 2 6 44 NO. OF DAYS PRECIPITATION EQUAL 2 2 4 8 10 0 0 0 2 3 2 6 39 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 0 0 1 0 0 0 1 0 1 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 83 83 72 79 72 75 71 73 77 76 88 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 88 86 74 65 72 66 51 54 64 68 72 89 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 85 73 73 73 63 52 54 60 67 76 90 71 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 8 1 0 0 0 0 0 0 0 2 21 63 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 26 7 0 0 0 0 41 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 29 31 25 20 0 0 0 109 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 21 2 0 0 0 0 0 0 0 4 30 88 DATE OF START AND END FREEZING START = 27 NOV. END = 18 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.3 0.5 4.2 14.6 17.9 22.8 24.5 27.1 21.6 17.9 10.1 4.3 13.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.0 -3.6 -0.2 6.7 9.6 14.8 17.0 20.0 13.4 11.4 3.7 -1.4 7.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.5 4.5 8.6 22.4 26.3 30.8 32.0 34.2 29.7 24.4 16.5 10.1 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 8.1 8.8 15.7 16.7 16.0 15.0 14.2 16.3 13.0 12.8 11.5 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.11 3.06 4.25 6.73 8.16 11.71 12.45 16.36 10.21 9.02 5.24 3.59 7.82 MEAN OF MIXING RATIO AT 09 GMT. 5.18 4.94 6.21 14.50 18.70 21.14 17.54 22.14 18.60 15.29 9.88 6.71 13.40 MEAN OF MIXING RATIO AT 15 GMT. 4.04 4.04 4.97 10.12 13.89 12.92 10.38 13.80 13.08 10.73 7.13 5.13 9.19 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -12.0 -12.0 5.0 7.0 13.0 13.0 15.0 11.0 7.0 -2.0 -5.0 -12.0 DAY 27 21 2 1 1 4 1 28 29 31 24 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 9.0 17.0 25.0 30.0 36.0 42.0 38.0 34.2 29.0 22.0 13.0 42.0 DAY 15 11 26 16 24 20 31 5 4 3 2 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.4 16.0 17.0 14.2 12.8 0.0 0.0 0.0 4.2 1.8 0.2 1.2 17.0 DAY 21 5 1 6 15 ** ** ** 19 23 19 22 MONTHLY TOTAL PRECIPITATION IN MM. 6.6 44.0 38.4 78.0 48.8 0.0 0.0 0.0 4.2 2.2 0.2 2.0 224.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.7 56.5 1.9 2.0 NO. OF DAYS WITH PRECIPITATION. 3 4 5 12 8 0 0 0 1 2 1 2 38 NO. OF DAYS PRECIPITATION EQUAL 3 4 5 11 8 0 0 0 1 1 0 1 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 2 4 2 0 0 0 0 0 0 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 84 86 88 88 90 72 83 77 80 80 83 83 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 85 88 83 79 81 71 54 61 67 72 75 80 75 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 87 86 79 79 68 51 58 63 76 76 82 74 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 10 10 0 0 0 0 0 0 0 0 3 35 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 16 0 0 0 0 20 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 1 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 21 23 31 12 0 0 0 90 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 29 19 0 0 0 0 0 0 0 7 23 108 DATE OF START AND END FREEZING START = 21 NOV. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.3 1.2 10.0 14.8 16.5 23.6 25.9 24.8 20.8 12.2 6.0 2.9 12.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -11.4 -2.6 6.2 8.3 7.8 14.2 16.7 16.4 13.2 5.0 1.4 -2.0 6.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.7 5.0 13.8 21.4 25.2 33.1 35.0 33.3 28.5 19.4 10.5 7.7 19.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.1 7.6 7.6 13.1 17.4 18.9 18.3 16.9 15.3 14.4 9.1 9.7 13.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.51 3.41 6.47 7.35 7.38 10.62 12.56 12.68 10.01 5.86 4.32 3.45 7.13 MEAN OF MIXING RATIO AT 09 GMT. 3.67 4.84 7.80 14.12 11.96 18.67 18.66 17.42 13.90 9.15 5.86 5.46 10.96 MEAN OF MIXING RATIO AT 15 GMT. 2.71 4.09 6.17 9.75 7.94 11.64 10.72 10.36 9.00 6.30 4.74 3.97 7.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -10.0 2.0 6.0 7.0 8.0 14.0 14.0 11.0 -2.0 0.0 -11.0 -18.0 DAY 9 1 1 8 1 2 11 27 27 25 1 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 9.0 19.0 24.0 28.0 38.0 38.0 38.0 31.0 28.0 13.0 13.0 38.0 DAY 1 28 29 23 30 26 1 13 11 1 8 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.8 1.0 2.0 8.6 18.4 4.6 0.0 0.0 0.0 5.2 12.2 13.4 18.4 DAY 6 3 18 19 26 2 ** ** ** 27 21 14 MONTHLY TOTAL PRECIPITATION IN MM. 20.8 1.0 3.6 18.4 74.2 10.6 0.0 0.0 0.0 10.8 24.2 28.8 192.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 13.2 53.6 0.0 33.2 NO. OF DAYS WITH PRECIPITATION. 9 1 2 5 9 4 0 0 0 4 3 7 44 NO. OF DAYS PRECIPITATION EQUAL 8 1 2 4 9 4 0 0 0 4 3 7 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 3 0 0 0 0 0 2 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 87 88 87 78 66 68 72 72 78 79 76 77 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 84 85 78 81 57 55 50 51 54 61 70 79 67 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 87 82 81 57 53 46 48 54 61 75 78 67 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 30 7 0 0 0 0 0 0 0 0 0 8 45 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 1 0 0 0 0 0 0 0 0 0 0 16 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 24 31 29 9 0 0 0 93 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 0 0 0 0 0 0 0 3 3 18 80 DATE OF START AND END FREEZING START = 25 OCT. END = 25 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.3 4.3 7.8 12.8 19.6 25.4 27.3 26.8 25.2 20.5 7.5 4.1 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 -0.4 3.7 8.7 12.9 17.3 19.0 19.3 18.0 12.8 0.4 -0.4 9.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 9.0 11.9 16.9 26.2 33.4 35.6 34.3 32.3 28.2 14.6 8.6 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 9.4 8.2 8.2 13.3 16.1 16.6 15.0 14.3 15.4 14.2 9.0 12.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.13 3.76 5.03 7.02 9.69 13.26 14.85 14.91 13.92 10.21 3.95 3.59 8.61 MEAN OF MIXING RATIO AT 09 GMT. 5.21 5.46 6.43 6.23 12.63 16.71 18.59 17.40 17.58 15.66 8.42 5.34 11.31 MEAN OF MIXING RATIO AT 15 GMT. 4.27 4.44 5.23 5.01 8.24 9.38 9.57 10.38 9.38 10.70 6.96 4.67 7.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -4.0 -1.5 6.0 10.0 15.0 17.0 17.0 16.0 2.0 -2.0 -4.0 -8.0 DAY 1 22 7 2 7 3 3 4 1 31 12 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 11.0 16.0 21.0 37.0 38.0 40.0 38.0 35.0 33.0 23.0 13.0 40.0 DAY 25 15 30 28 12 23 9 7 16 3 3 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 6.8 2.8 0.0 11.8 11.0 0.0 0.0 0.0 4.0 4.6 18.0 18.0 DAY 5 23 14 ** 7 16 ** ** ** 31 9 12 MONTHLY TOTAL PRECIPITATION IN MM. 2.8 13.8 4.8 0.0 18.6 26.4 0.0 0.0 0.0 9.0 15.8 24.8 116.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 18.4 38.8 0.0 42.8 NO. OF DAYS WITH PRECIPITATION. 2 4 2 0 5 5 0 0 0 3 7 3 31 NO. OF DAYS PRECIPITATION EQUAL 1 3 2 0 4 5 0 0 0 3 6 3 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 1 1 0 0 0 0 0 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 80 74 73 75 75 73 74 77 74 77 74 75 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 77 71 68 49 55 48 47 47 53 60 74 71 60 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 74 70 53 54 45 42 47 46 59 76 73 60 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 1 0 0 0 0 0 0 0 0 0 2 11 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 5 1 2 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 6 28 31 31 30 12 0 0 138 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 16 5 0 0 0 0 0 0 0 16 16 80 DATE OF START AND END FREEZING START = 8 NOV. END = 9 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.5 5.0 6.7 12.4 20.4 25.4 26.9 26.0 21.5 11.1 7.5 3.1 14.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.7 -0.6 1.4 4.8 12.0 16.7 18.8 17.9 13.5 6.4 1.0 -0.5 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.8 10.7 12.0 20.1 28.8 34.1 34.9 34.1 29.4 16.0 14.0 6.8 20.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 11.3 10.6 15.3 16.8 17.4 16.1 16.2 15.9 9.6 13.0 7.3 13.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.83 3.84 4.00 4.38 5.78 6.34 7.73 8.54 6.58 5.61 3.97 3.80 5.28 MEAN OF MIXING RATIO AT 09 GMT. 3.63 4.13 4.10 5.10 7.02 6.40 7.43 8.01 7.10 6.05 4.60 3.94 5.63 MEAN OF MIXING RATIO AT 15 GMT. 3.43 4.26 3.83 4.39 6.21 5.78 6.98 6.88 6.67 5.90 4.46 4.03 5.23 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.4 -6.5 -3.8 -3.0 7.0 11.5 13.0 12.0 6.7 1.4 -8.0 -9.3 -9.3 DAY 14 12 22 6 6 16 4 30 24 12 30 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.2 19.4 18.4 28.5 33.1 39.0 40.0 39.6 34.0 32.2 20.0 11.2 40.0 DAY 31 25 9 25 9 24 16 13 5 2 21 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 1.0 6.0 7.0 7.0 7.0 3.0 0.2 2.0 1.0 19.6 5.0 14.0 19.6 DAY 7 17 16 17 12 17 24 7 27 20 3 23 MONTHLY TOTAL PRECIPITATION IN MM. 1.3 29.4 25.5 19.1 11.3 3.0 0.2 2.6 2.0 86.2 5.2 50.9 236.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.7 14.1 2.0 60.1 NO. OF DAYS WITH PRECIPITATION. 3 13 12 8 5 1 1 2 2 12 2 16 77 NO. OF DAYS PRECIPITATION EQUAL 1 8 6 6 2 1 0 1 2 10 1 9 47 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 4 0 2 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 85 78 66 52 42 46 54 57 78 80 82 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 55 58 49 38 31 21 24 27 31 57 49 64 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 61 48 34 29 19 22 25 31 60 51 68 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 3 0 0 0 0 0 0 0 0 2 7 30 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 6 4 0 0 0 0 10 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 2 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 14 29 29 26 14 2 0 0 114 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 17 13 5 0 0 0 0 0 0 12 14 89 DATE OF START AND END FREEZING START = 9 NOV. END = 21 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -2.4 -2.3 6.8 12.3 17.7 23.0 26.0 25.0 21.8 15.8 7.9 2.1 12.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.5 -5.8 0.8 6.1 9.9 14.5 18.5 18.2 13.6 9.0 1.6 -2.9 6.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.6 1.2 12.9 18.6 25.4 31.5 33.5 31.9 29.9 22.5 14.2 7.0 19.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.1 7.0 12.1 12.5 15.5 17.0 15.0 13.7 16.3 13.5 12.6 9.9 12.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.69 2.60 3.93 6.05 7.03 7.79 9.15 9.51 6.63 5.95 4.01 3.26 5.72 MEAN OF MIXING RATIO AT 09 GMT. 2.80 2.72 3.97 6.22 6.90 6.78 9.56 9.41 7.44 6.98 4.31 3.54 5.88 MEAN OF MIXING RATIO AT 15 GMT. 2.89 2.79 3.80 6.27 6.65 6.47 9.08 9.30 6.64 6.41 4.15 3.60 5.67 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -12.8 -5.0 -2.6 4.8 10.8 11.0 13.4 9.8 4.4 -5.0 -17.0 -17.0 DAY 3 6 7 6 3 3 28 31 30 24 15 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.6 11.8 19.6 23.6 30.6 36.7 40.8 36.8 35.7 28.3 23.5 16.6 40.8 DAY 31 1 19 17 18 13 31 12 9 5 8 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 16.2 20.0 18.0 25.0 4.0 23.0 10.0 1.0 17.0 8.0 34.0 34.0 DAY 7 2 9 21 22 10 10 5 18 17 11 17 MONTHLY TOTAL PRECIPITATION IN MM. 40.3 63.9 50.8 79.2 35.6 10.4 28.0 19.5 1.0 37.2 19.0 56.6 441.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.1 28.4 11.0 25.5 NO. OF DAYS WITH PRECIPITATION. 14 12 10 15 5 7 3 3 1 8 5 6 89 NO. OF DAYS PRECIPITATION EQUAL 10 11 8 13 4 3 3 2 1 3 3 5 66 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 3 1 0 1 1 0 2 0 1 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 82 78 82 73 59 56 63 58 71 75 85 72 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 66 48 48 38 25 32 35 32 47 45 59 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 74 45 51 35 27 32 37 31 45 48 66 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 22 2 0 0 0 0 0 0 0 3 8 53 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 2 0 0 0 0 6 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 13 12 0 0 0 0 0 0 0 0 0 5 30 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 19 28 22 18 0 0 0 89 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 15 3 0 0 0 0 0 0 14 23 114 DATE OF START AND END FREEZING START = 14 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -9.8 -10.5 6.4 15.3 18.5 25.1 28.6 27.9 22.3 17.2 9.6 3.6 12.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -14.6 -15.6 1.4 7.1 10.0 16.2 20.3 20.1 14.0 10.1 4.4 -1.6 6.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.9 -5.3 11.3 23.6 27.0 33.9 36.9 35.7 30.6 24.3 14.9 8.8 19.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 10.3 9.9 16.5 17.0 17.7 16.6 15.6 16.6 14.2 10.5 10.4 13.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.56 1.35 4.44 5.30 6.28 7.12 8.69 8.73 5.79 5.01 5.18 3.66 5.26 MEAN OF MIXING RATIO AT 09 GMT. 1.85 1.53 4.85 5.31 6.12 6.88 8.22 8.75 6.63 5.68 5.49 4.05 5.45 MEAN OF MIXING RATIO AT 15 GMT. 1.74 1.69 4.55 4.68 5.39 5.60 7.54 7.67 5.35 5.05 5.39 3.98 4.89 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.7 -25.6 -6.6 1.6 5.4 12.8 17.2 16.4 6.4 2.4 -6.0 -7.0 -25.6 DAY 16 7 1 3 1 12 16 18 20 24 22 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 3.0 3.2 22.4 28.3 33.6 38.8 39.7 40.2 38.0 32.6 22.0 12.7 40.2 DAY 21 28 25 17 30 29 21 8 2 5 29 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 3.0 16.0 11.0 6.0 0.2 0.0 3.0 15.0 32.0 3.0 5.0 32.0 DAY 13 2 29 13 18 12 ** 17 19 30 14 5 MONTHLY TOTAL PRECIPITATION IN MM. 43.2 10.5 58.4 12.0 14.7 0.2 0.0 6.0 15.0 45.8 8.2 12.0 226.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.6 11.9 9.3 29.2 NO. OF DAYS WITH PRECIPITATION. 9 6 13 2 10 1 0 4 1 6 5 5 62 NO. OF DAYS PRECIPITATION EQUAL 7 3 11 2 5 0 0 2 1 4 3 3 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 1 0 0 0 0 1 1 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 85 87 69 63 48 47 52 52 56 81 87 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 61 63 32 30 23 24 27 28 35 52 60 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 72 61 30 27 18 21 25 24 35 56 64 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 31 28 1 0 0 0 0 0 0 0 2 10 72 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 13 10 0 0 0 0 24 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 28 26 0 0 0 0 0 0 0 0 0 0 54 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 25 31 29 17 5 0 0 115 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 7 0 0 0 0 0 0 0 4 22 92 DATE OF START AND END FREEZING START = 21 NOV. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -5.8 -0.8 6.3 11.5 17.4 24.6 27.6 26.0 23.6 14.9 10.0 1.4 13.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -9.9 -4.9 -0.0 4.8 9.5 15.8 19.8 17.9 14.4 7.5 2.3 -4.0 6.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. -1.7 3.2 12.6 18.2 25.3 33.4 35.3 34.0 32.7 22.3 17.7 6.8 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.2 8.1 12.6 13.4 15.8 17.6 15.5 16.1 18.3 14.8 15.4 10.8 13.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.20 2.73 3.77 5.30 6.20 8.36 8.92 8.58 6.01 5.47 4.15 3.27 5.41 MEAN OF MIXING RATIO AT 09 GMT. 2.34 2.78 3.68 5.41 5.91 10.48 9.08 8.53 6.97 6.34 4.55 3.66 5.81 MEAN OF MIXING RATIO AT 15 GMT. 2.36 2.96 3.30 4.94 5.65 10.18 8.39 7.82 5.13 6.04 4.53 3.87 5.43 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.6 -14.7 -8.0 -2.8 4.3 13.4 12.6 14.2 10.6 2.0 -3.0 -20.6 -20.6 DAY 13 1 18 3 4 18 1 30 29 16 19 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.6 11.0 18.7 29.4 31.4 37.3 41.5 40.6 36.4 28.4 24.8 20.4 41.5 DAY 3 28 31 27 31 3 27 4 13 10 9 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 11.0 14.0 29.0 5.8 3.0 0.0 0.0 0.0 8.0 11.0 15.0 29.0 DAY 2 2 11 2 13 27 ** ** ** 14 12 22 MONTHLY TOTAL PRECIPITATION IN MM. 51.4 40.6 40.4 69.3 14.6 3.2 0.0 0.0 0.0 17.9 13.0 39.0 289.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 45.7 30.1 0.0 24.2 NO. OF DAYS WITH PRECIPITATION. 13 10 9 16 9 2 0 0 0 7 2 5 73 NO. OF DAYS PRECIPITATION EQUAL 7 8 8 10 5 1 0 0 0 5 2 5 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 3 0 0 0 0 0 0 1 2 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 84 80 81 64 58 51 57 48 72 73 83 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 61 47 49 33 36 28 29 27 43 41 60 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 68 41 44 32 33 26 26 19 45 45 68 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 25 14 6 0 0 0 0 0 0 0 0 11 56 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 15 2 0 0 0 0 17 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 23 4 0 0 0 0 0 0 0 0 0 8 35 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 26 28 27 27 0 0 0 112 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 1 0 0 0 0 5 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 27 15 3 0 0 0 0 0 0 12 21 107 DATE OF START AND END FREEZING START = 14 NOV. END = 5 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -3.3 -0.1 5.9 14.0 16.7 23.2 27.5 26.9 22.1 15.8 8.3 -0.2 13.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.0 -5.2 1.3 7.3 9.6 15.0 19.2 18.7 13.3 9.3 2.3 -3.0 6.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.4 5.1 10.6 20.7 23.8 31.4 35.7 35.1 30.8 22.3 14.2 2.5 19.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.4 10.3 9.3 13.4 14.2 16.4 16.5 16.4 17.5 13.0 11.9 5.5 12.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.60 2.68 4.43 5.94 6.64 7.60 8.12 8.91 6.61 6.35 4.49 3.27 5.64 MEAN OF MIXING RATIO AT 09 GMT. 2.86 2.76 4.36 6.00 6.49 7.49 8.01 10.22 8.57 7.39 5.25 3.39 6.07 MEAN OF MIXING RATIO AT 15 GMT. 2.79 2.76 4.27 5.25 5.86 7.20 7.54 9.00 6.83 6.80 5.04 3.38 5.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.0 -11.6 -13.6 4.0 5.0 9.4 14.2 15.0 6.8 5.7 -4.0 -9.6 -16.0 DAY 1 13 11 6 25 13 12 27 27 31 28 18 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.8 12.0 22.6 28.0 29.0 37.2 40.0 41.0 38.2 27.6 20.4 11.8 41.0 DAY 31 27 29 26 9 30 30 4 1 6 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 21.1 20.0 24.0 17.0 0.8 2.0 0.0 0.0 10.0 3.2 37.0 37.0 DAY 14 21 24 4 15 12 18 ** ** 15 5 9 MONTHLY TOTAL PRECIPITATION IN MM. 19.1 41.9 87.2 63.0 34.7 1.5 2.0 0.0 0.0 23.5 7.1 79.2 359.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.3 27.6 0.6 30.6 NO. OF DAYS WITH PRECIPITATION. 8 7 15 11 10 4 1 0 0 5 4 13 78 NO. OF DAYS PRECIPITATION EQUAL 6 3 14 9 6 0 1 0 0 5 3 9 56 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 4 2 1 0 0 0 0 1 0 2 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 79 86 77 70 55 47 55 58 74 80 82 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 52 57 46 38 28 24 32 35 48 54 69 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 53 59 41 36 29 24 29 28 47 57 75 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 17 3 0 0 0 0 0 0 0 1 16 60 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 7 0 0 0 0 14 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 16 1 2 0 0 0 0 0 0 0 0 11 30 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 20 30 30 17 0 0 0 97 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 2 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 10 0 0 0 0 0 0 0 8 23 97 DATE OF START AND END FREEZING START = 17 NOV. END = 17 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -8.4 -1.9 3.3 11.9 13.9 21.3 26.9 23.8 20.6 15.4 8.2 2.3 11.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -12.7 -6.2 -2.2 5.3 8.3 13.5 18.8 15.9 12.3 6.7 2.2 -1.4 5.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. -4.0 2.3 8.8 18.5 19.5 29.1 35.1 31.7 28.9 24.0 14.3 6.0 17.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.7 8.5 11.0 13.2 11.2 15.6 16.3 15.8 16.6 17.3 12.1 7.4 12.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.73 2.42 3.08 5.21 7.25 8.87 8.84 7.38 6.05 3.81 4.18 3.61 5.20 MEAN OF MIXING RATIO AT 09 GMT. 1.87 2.60 2.98 5.06 7.79 8.80 8.67 7.37 6.54 4.36 4.52 3.65 5.35 MEAN OF MIXING RATIO AT 15 GMT. 1.97 2.44 2.90 4.59 7.88 7.85 7.79 7.22 5.47 4.25 4.53 3.41 5.02 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -21.0 -13.5 -9.0 0.6 -0.4 10.0 12.4 10.0 6.0 2.2 -8.2 -11.0 -21.0 DAY 13 1 1 8 5 5 12 12 30 8 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 4.8 8.4 19.0 26.6 29.8 36.6 40.6 38.6 33.8 29.6 20.6 14.5 40.6 DAY 21 23 30 12 29 30 25 24 3 10 1 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.0 12.0 7.0 24.0 14.0 7.0 0.0 3.0 3.0 0.0 6.0 23.0 30.0 DAY 8 24 16 18 4 10 ** 11 16 ** 8 3 MONTHLY TOTAL PRECIPITATION IN MM. 62.6 21.1 26.3 47.5 49.3 17.2 0.0 4.0 3.6 0.0 16.2 30.5 278.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.5 41.0 2.7 16.8 NO. OF DAYS WITH PRECIPITATION. 10 9 8 10 18 7 0 2 2 0 6 8 80 NO. OF DAYS PRECIPITATION EQUAL 7 4 6 6 12 3 0 2 1 0 5 4 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 0 2 1 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 78 76 77 84 72 53 55 57 53 76 84 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 60 44 44 56 38 28 28 29 27 47 61 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 58 45 43 60 36 25 29 26 28 51 62 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 27 19 10 0 0 0 0 0 0 0 3 8 67 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 5 0 0 0 0 0 5 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 24 10 0 0 0 0 0 0 0 0 0 2 36 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 9 28 21 12 0 0 0 70 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 26 21 0 1 0 0 0 0 0 8 17 104 DATE OF START AND END FREEZING START = 18 NOV. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -4.1 0.3 5.2 13.0 16.8 22.1 26.5 26.0 23.2 14.7 3.2 -0.2 12.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.4 -4.4 -0.7 5.9 10.2 14.1 18.6 18.1 14.7 7.0 0.1 -1.9 6.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 0.2 5.0 11.1 20.0 23.4 30.2 34.3 33.9 31.8 22.3 6.2 1.5 18.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.6 9.4 11.8 14.1 13.2 16.1 15.7 15.8 17.1 15.3 6.1 3.4 12.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.17 2.81 3.23 4.75 7.26 8.12 7.93 7.51 6.15 4.10 4.38 3.65 5.17 MEAN OF MIXING RATIO AT 09 GMT. 2.39 2.82 3.25 4.69 7.63 6.96 8.17 7.57 6.50 4.92 4.57 3.70 5.27 MEAN OF MIXING RATIO AT 15 GMT. 2.48 2.81 3.01 4.56 6.65 6.38 7.09 6.84 5.32 4.40 4.55 3.94 4.84 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.8 -13.7 -6.2 0.6 4.0 9.4 14.3 13.6 10.4 3.0 -11.0 -8.0 -18.8 DAY 22 16 23 23 9 22 23 29 30 7 15 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.4 16.0 23.0 31.0 28.8 38.0 39.2 37.7 38.0 31.8 17.0 7.6 39.2 DAY 29 27 31 19 17 28 24 13 7 1 8 28 24 HOUR MAXIMUM PRECIPITATION IN MM. 17.0 11.0 27.0 14.5 16.0 12.0 3.0 3.0 0.0 14.0 37.0 14.4 37.0 DAY 8 2 8 26 3 1 12 28 ** 28 1 8 MONTHLY TOTAL PRECIPITATION IN MM. 28.8 29.2 71.9 47.2 50.7 21.8 3.0 5.6 0.0 20.0 115.1 32.5 425.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 30.5 28.1 2.0 39.4 NO. OF DAYS WITH PRECIPITATION. 12 7 11 12 12 7 1 2 0 4 14 8 90 NO. OF DAYS PRECIPITATION EQUAL 6 4 10 6 8 5 1 2 0 3 13 6 64 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 2 1 1 0 0 0 1 3 1 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 82 76 68 76 65 48 50 50 57 91 92 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 55 44 37 43 29 27 25 26 34 77 82 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 58 43 38 43 27 23 24 22 34 81 88 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 13 4 0 0 0 0 0 0 0 6 4 48 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 6 2 0 0 0 0 8 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 13 3 0 0 0 0 0 0 0 0 3 7 26 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 0 17 30 29 19 1 0 0 97 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 26 20 0 0 0 0 0 0 0 14 27 118 DATE OF START AND END FREEZING START = 13 NOV. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.3 1.6 8.1 14.5 17.6 22.5 25.7 26.2 20.6 15.3 8.3 1.4 13.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.2 -3.5 2.2 7.5 10.1 14.5 17.8 18.3 12.4 8.6 3.2 -2.9 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.9 6.6 14.1 21.5 25.0 30.5 33.7 34.0 28.8 21.9 13.4 5.7 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.1 10.1 11.9 14.0 14.9 16.0 15.9 15.7 16.4 13.3 10.2 8.6 12.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.57 2.97 4.58 5.94 7.04 7.35 8.41 9.15 5.57 5.93 4.95 2.82 5.69 MEAN OF MIXING RATIO AT 09 GMT. 3.75 3.06 4.59 6.12 6.93 6.87 8.45 8.54 5.54 6.48 5.35 2.88 5.71 MEAN OF MIXING RATIO AT 15 GMT. 3.89 2.92 4.30 5.97 6.09 6.34 8.12 7.72 5.35 6.00 5.26 2.85 5.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.8 -10.4 -3.0 1.4 5.0 9.8 12.2 15.8 7.2 3.2 -0.8 -11.6 -11.6 DAY 24 20 2 5 7 30 2 8 16 13 10 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 15.2 22.0 29.4 31.2 36.6 38.2 37.2 34.5 27.5 22.0 14.0 38.2 DAY 3 27 29 21 29 10 30 18 12 14 1 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 11.0 13.5 11.0 7.0 0.4 0.0 0.0 1.0 8.6 32.0 3.2 32.0 DAY 2 28 12 30 6 3 ** ** 29 15 5 29 MONTHLY TOTAL PRECIPITATION IN MM. 52.2 24.2 53.8 34.4 21.8 0.6 0.0 0.0 2.3 16.8 93.0 6.9 306.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 42.5 18.6 0.8 38.1 NO. OF DAYS WITH PRECIPITATION. 10 10 13 14 10 2 0 0 4 7 9 6 85 NO. OF DAYS PRECIPITATION EQUAL 8 5 8 8 5 0 0 0 1 3 7 2 47 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 3 1 0 0 0 0 0 0 3 0 10 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 78 86 76 73 57 54 59 52 71 85 73 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 57 51 44 38 28 29 30 25 44 61 51 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 54 49 43 35 27 27 25 25 43 63 52 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 11 0 0 0 0 0 0 0 0 0 13 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 1 0 0 0 0 0 0 0 0 0 2 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 6 19 29 31 8 0 0 0 93 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 24 6 0 0 0 0 0 0 0 3 23 79 DATE OF START AND END FREEZING START = 10 NOV. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.1 4.7 9.0 13.3 18.4 22.4 27.0 28.3 22.6 14.3 8.2 2.0 14.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.1 -1.1 2.0 6.9 10.8 14.7 19.5 20.0 14.5 6.6 0.5 -3.9 7.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.4 10.6 16.0 19.8 25.9 30.1 34.5 36.6 30.6 22.0 16.0 7.8 21.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 11.7 14.0 12.9 15.1 15.4 15.0 16.6 16.1 15.4 15.5 11.7 14.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.48 3.38 3.91 5.60 6.82 8.14 8.70 8.78 6.29 4.65 3.13 2.20 5.42 MEAN OF MIXING RATIO AT 09 GMT. 3.86 3.80 3.93 5.59 6.23 7.16 8.70 8.84 6.44 5.14 3.46 2.70 5.49 MEAN OF MIXING RATIO AT 15 GMT. 3.93 3.57 3.74 5.40 6.20 6.87 8.47 6.98 5.21 4.49 3.32 2.81 5.08 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.3 -8.5 -3.0 1.8 4.3 11.2 15.6 17.0 7.4 1.6 -7.0 -10.6 -10.6 DAY 23 26 1 8 9 23 6 20 22 18 28 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.8 16.8 22.2 25.4 31.0 37.8 38.6 41.8 37.0 32.6 24.0 14.4 41.8 DAY 13 22 24 30 22 21 26 5 4 3 8 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.3 9.8 6.0 18.2 7.0 5.0 2.0 0.0 7.0 1.2 1.5 0.1 18.2 DAY 16 5 10 24 13 22 6 ** 21 24 2 13 MONTHLY TOTAL PRECIPITATION IN MM. 18.6 11.8 20.0 57.2 27.9 5.8 2.0 0.0 13.0 1.2 4.0 0.1 161.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.2 56.3 9.3 3.3 NO. OF DAYS WITH PRECIPITATION. 7 6 7 13 8 3 1 0 4 1 5 1 56 NO. OF DAYS PRECIPITATION EQUAL 3 1 5 8 6 1 1 0 4 1 3 0 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 2 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 79 74 75 68 62 52 51 54 65 60 63 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 57 41 43 32 30 29 27 30 36 34 46 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 51 37 42 35 31 26 20 25 33 34 49 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 3 0 0 0 0 0 0 0 0 7 17 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 9 0 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 16 30 31 20 1 0 0 102 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 3 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 20 18 8 0 0 0 0 0 0 0 14 25 85 DATE OF START AND END FREEZING START = 12 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.6 3.9 6.0 11.9 19.3 22.8 27.5 27.5 23.4 15.1 7.2 5.6 14.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.2 -0.8 1.2 6.1 12.2 14.6 19.7 19.0 15.1 8.4 0.9 0.3 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.3 8.5 10.8 17.7 26.5 31.1 35.2 36.0 31.7 21.9 13.5 11.0 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.5 9.3 9.6 11.6 14.3 16.5 15.5 17.0 16.6 13.5 12.6 10.7 12.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.87 3.49 4.13 5.52 8.25 6.99 8.94 7.34 6.34 5.47 4.12 3.86 5.61 MEAN OF MIXING RATIO AT 09 GMT. 3.28 3.63 4.22 5.22 7.99 6.92 8.68 7.69 6.95 5.68 4.96 4.46 5.81 MEAN OF MIXING RATIO AT 15 GMT. 3.32 3.59 4.08 5.53 7.04 6.54 8.48 5.60 5.39 5.46 4.86 4.46 5.36 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.6 -8.6 -5.2 0.4 8.0 10.0 13.2 15.0 10.0 1.0 -4.6 -4.0 -8.6 DAY 27 4 17 4 2 12 15 4 21 29 14 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.4 17.4 21.8 25.2 33.2 37.6 40.0 40.6 35.7 28.4 18.7 16.8 40.6 DAY 1 9 30 30 24 29 24 21 7 3 2 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 8.0 18.0 17.0 15.4 1.0 0.0 0.0 7.0 9.0 9.0 6.0 18.0 DAY 6 29 8 8 12 4 ** ** 22 16 8 11 MONTHLY TOTAL PRECIPITATION IN MM. 33.0 20.5 58.9 55.1 34.0 1.0 0.0 0.0 7.0 16.6 19.4 14.3 259.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.3 34.7 2.7 19.4 NO. OF DAYS WITH PRECIPITATION. 11 7 16 12 10 1 0 0 1 4 4 4 70 NO. OF DAYS PRECIPITATION EQUAL 8 4 8 6 8 1 0 0 1 3 3 3 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 2 1 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 80 83 78 78 53 51 46 51 68 84 83 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 57 58 46 42 27 27 25 28 39 57 59 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 58 56 49 38 25 26 17 21 40 58 62 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 4 1 0 0 0 0 0 0 0 1 2 22 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 11 7 0 0 0 0 18 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 3 0 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 21 31 30 23 0 0 0 113 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 2 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 24 17 11 0 0 0 0 0 0 0 15 15 82 DATE OF START AND END FREEZING START = 12 NOV. END = 20 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.4 -3.0 3.9 13.6 18.2 24.1 26.8 28.6 21.2 17.5 7.3 3.6 13.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.8 -8.5 -1.9 6.0 10.6 16.1 19.4 20.6 13.2 10.1 2.5 -0.9 6.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.6 2.6 9.7 21.2 25.8 32.1 34.3 36.6 29.1 24.9 12.2 8.1 20.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.4 11.1 11.6 15.2 15.2 16.0 14.9 16.0 15.9 14.8 9.7 9.0 13.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.69 2.42 3.35 4.75 6.87 8.34 10.16 9.05 5.97 5.06 4.83 3.89 5.62 MEAN OF MIXING RATIO AT 09 GMT. 3.16 2.73 3.55 4.50 6.57 7.82 10.27 9.36 6.66 5.76 5.61 4.28 5.86 MEAN OF MIXING RATIO AT 15 GMT. 3.10 2.78 3.58 4.00 6.26 6.84 9.22 8.33 5.92 5.24 5.71 4.30 5.44 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.6 -20.0 -11.8 -3.2 3.8 11.8 15.7 16.0 7.8 5.0 -2.2 -7.6 -20.0 DAY 29 2 9 12 6 2 6 21 15 24 29 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.2 11.3 19.6 33.0 33.0 36.2 40.7 41.0 35.8 30.0 16.0 15.2 41.0 DAY 6 20 31 26 27 26 29 14 1 2 20 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.2 3.0 13.0 8.0 23.0 12.0 36.0 0.0 3.3 2.0 18.0 6.0 36.0 DAY 16 27 7 5 18 10 5 ** 14 21 3 1 MONTHLY TOTAL PRECIPITATION IN MM. 46.1 8.3 23.1 13.4 56.9 28.9 37.4 0.0 4.3 3.5 56.8 18.6 297.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 26.1 33.4 14.0 26.5 NO. OF DAYS WITH PRECIPITATION. 7 4 7 8 9 10 6 0 2 4 10 8 75 NO. OF DAYS PRECIPITATION EQUAL 5 4 6 3 7 9 1 0 2 1 6 5 49 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 0 2 1 1 0 0 0 3 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 87 84 67 69 58 60 52 55 56 90 90 71 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 61 54 32 35 28 35 28 31 32 67 67 44 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 60 54 29 36 28 31 24 28 31 69 70 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 17 8 0 0 0 0 0 0 0 0 7 48 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 5 14 0 0 0 0 19 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 8 11 3 0 0 0 0 0 0 0 0 0 22 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 5 26 28 31 13 2 0 0 109 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 3 0 0 0 0 4 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 23 19 3 0 0 0 0 0 0 3 20 96 DATE OF START AND END FREEZING START = 28 NOV. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -6.2 -3.2 6.2 14.2 18.3 25.5 26.9 27.7 23.1 15.9 11.2 5.5 13.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -10.3 -7.4 0.8 7.4 11.1 17.1 19.0 19.3 15.0 8.0 4.5 -0.2 7.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. -2.1 1.0 11.6 21.1 25.6 33.9 34.9 36.0 31.1 23.9 17.8 11.3 20.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.2 8.4 10.8 13.7 14.5 16.8 15.9 16.7 16.1 15.9 13.3 11.5 13.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.14 2.36 3.97 5.93 7.63 8.43 8.74 9.30 7.36 4.81 4.77 3.46 5.74 MEAN OF MIXING RATIO AT 09 GMT. 2.30 2.59 4.26 6.39 7.80 8.13 8.54 9.72 7.89 5.61 5.45 3.93 6.05 MEAN OF MIXING RATIO AT 15 GMT. 2.37 2.66 4.41 6.42 7.22 7.72 8.03 8.33 6.79 5.13 5.31 4.01 5.70 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -22.6 -14.4 -9.8 0.6 5.0 2.0 14.2 15.6 10.6 0.7 0.4 -5.2 -22.6 DAY 17 18 2 1 4 13 25 5 27 28 28 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 5.2 9.8 20.8 30.0 32.0 39.6 39.4 41.6 39.6 31.4 23.8 18.8 41.6 DAY 1 8 24 15 28 24 18 29 1 1 9 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.0 6.0 16.0 17.0 12.0 4.0 5.0 11.0 2.0 4.2 13.0 6.0 25.0 DAY 6 7 18 28 25 1 2 3 12 11 11 27 MONTHLY TOTAL PRECIPITATION IN MM. 88.1 19.5 38.5 41.0 34.8 5.7 11.3 13.0 3.2 7.2 16.4 8.0 286.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 51.0 28.4 9.6 11.0 NO. OF DAYS WITH PRECIPITATION. 14 10 10 9 10 5 5 2 3 2 5 3 78 NO. OF DAYS PRECIPITATION EQUAL 12 6 5 6 8 2 4 2 2 2 3 3 55 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 0 2 1 1 0 0 1 0 0 1 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 85 81 76 75 54 52 57 60 60 76 77 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 70 54 46 40 26 27 30 31 35 53 54 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 72 55 45 38 25 26 24 28 33 52 57 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 22 7 0 0 0 0 0 0 0 0 3 58 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 8 10 1 0 0 0 21 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 19 13 1 0 0 0 0 0 0 0 0 0 33 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 28 30 31 19 1 0 0 114 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 6 0 0 0 0 6 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 28 11 0 0 0 0 0 0 0 0 19 89 DATE OF START AND END FREEZING START = 5 DEC. END = 26 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.2 5.6 7.9 14.0 20.1 25.8 25.9 29.4 22.6 17.1 7.1 3.3 15.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.6 -1.4 0.8 6.7 11.7 17.7 18.1 21.2 14.9 9.2 1.4 -0.5 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.9 12.5 14.9 21.4 28.5 33.9 33.7 37.6 30.4 25.0 12.8 7.2 22.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 13.9 14.1 14.7 16.8 16.2 15.6 16.4 15.5 15.8 11.4 7.7 14.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.21 3.43 5.15 5.86 7.04 7.79 8.62 7.27 4.65 4.14 3.90 5.36 MEAN OF MIXING RATIO AT 09 GMT. 3.57 3.52 3.72 5.08 5.82 6.72 7.68 8.99 7.76 5.31 4.55 4.08 5.57 MEAN OF MIXING RATIO AT 15 GMT. 3.64 3.56 3.64 4.58 5.05 6.23 7.61 7.46 6.29 5.09 4.57 4.22 5.16 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -6.0 -3.4 0.4 4.0 14.0 10.6 16.6 8.0 3.2 -6.6 -6.0 -8.0 DAY 3 22 19 10 21 3 15 20 28 26 29 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.5 17.0 21.2 30.0 37.5 38.2 39.6 41.2 36.6 32.0 21.8 16.4 41.2 DAY 31 27 31 30 31 24 31 26 3 1 19 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 7.0 4.0 8.0 6.0 0.3 4.7 5.0 1.0 7.0 17.2 2.0 21.0 DAY 9 8 16 18 14 16 14 9 27 31 1 14 MONTHLY TOTAL PRECIPITATION IN MM. 40.0 11.6 14.7 27.7 13.6 0.3 5.0 7.9 2.0 13.3 31.4 5.0 172.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 38.4 24.1 8.6 28.8 NO. OF DAYS WITH PRECIPITATION. 5 4 7 8 8 1 2 4 3 4 8 3 57 NO. OF DAYS PRECIPITATION EQUAL 5 3 5 7 4 0 1 2 1 3 5 3 39 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 0 0 0 0 0 0 0 1 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 76 69 71 57 46 49 47 60 55 81 87 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 45 40 36 29 23 26 25 33 31 55 67 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 63 44 38 33 25 21 26 21 26 33 58 71 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 11 5 0 0 0 0 0 0 0 0 2 4 22 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 6 19 0 0 0 0 25 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 1 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 14 28 27 31 18 6 0 0 125 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 8 0 0 0 0 8 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 22 12 0 0 0 0 0 0 0 9 21 86 DATE OF START AND END FREEZING START = 2 NOV. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.0 1.2 7.1 15.8 20.0 24.5 28.7 28.1 23.2 14.1 7.0 3.0 14.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.4 -4.2 0.3 8.8 12.1 16.1 20.3 20.0 15.4 7.8 2.1 -0.4 7.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.4 6.7 13.9 22.8 28.0 33.0 37.0 36.1 31.1 20.4 12.0 6.4 21.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.8 10.9 13.6 14.0 15.9 16.9 16.7 16.1 15.7 12.6 9.9 6.8 13.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.98 2.78 3.62 5.89 6.50 6.51 7.34 7.96 7.32 5.58 4.52 3.94 5.41 MEAN OF MIXING RATIO AT 09 GMT. 3.09 2.93 3.61 6.38 6.75 6.24 7.48 8.55 8.20 6.14 5.16 4.19 5.73 MEAN OF MIXING RATIO AT 15 GMT. 3.21 2.93 3.63 5.68 5.78 5.86 7.68 8.04 6.71 5.72 5.01 4.26 5.38 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.4 -11.6 -7.0 3.6 6.8 7.0 16.0 16.0 11.4 1.8 -1.8 -4.0 -11.6 DAY 18 9 16 11 11 13 4 17 27 30 29 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.2 16.4 20.4 27.8 33.6 40.0 40.2 41.0 36.0 27.8 15.5 13.8 41.0 DAY 1 24 20 15 26 30 16 2 8 10 13 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 6.9 47.0 10.0 11.0 7.0 1.8 0.1 6.0 5.1 19.0 18.0 47.0 DAY 6 14 24 20 9 1 8 10 30 24 1 26 MONTHLY TOTAL PRECIPITATION IN MM. 21.6 15.6 76.6 30.6 18.9 8.4 2.3 0.1 8.2 12.3 36.2 43.6 274.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.5 21.1 3.9 33.6 NO. OF DAYS WITH PRECIPITATION. 8 5 6 9 7 3 2 1 2 7 8 9 67 NO. OF DAYS PRECIPITATION EQUAL 3 3 5 6 4 2 1 0 2 3 5 6 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 1 1 0 0 0 0 0 1 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 79 75 69 62 47 41 47 57 72 85 89 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 54 41 41 32 23 21 26 33 45 62 70 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 52 42 36 27 21 21 24 29 45 63 76 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 13 5 0 0 0 0 0 0 0 0 2 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 11 13 0 0 0 0 25 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 1 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 9 23 31 31 22 0 0 0 116 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 1 2 0 0 0 0 4 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 26 14 0 0 0 0 0 0 0 11 15 92 DATE OF START AND END FREEZING START = 8 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE PERIOD 1963 TO 2000 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. -2.4 0.1 6.7 12.8 18.1 23.5 26.6 26.3 21.6 15.0 8.0 1.9 13.2 SD OF MEAN DAILY TEMPERATURE IN C. 4.43 3.93 1.86 1.72 1.80 1.47 1.23 1.65 1.75 2.12 1.95 2.49 2.20 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.2 -4.9 1.1 6.3 10.8 15.3 18.3 17.9 13.4 7.8 2.3 -2.8 6.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.5 5.2 12.3 19.4 25.4 31.7 34.9 34.6 29.8 22.2 13.7 6.7 19.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 10.1 11.1 13.1 14.6 16.4 16.6 16.7 16.4 14.4 11.4 9.5 13.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.44 2.86 4.15 5.55 7.37 8.73 9.65 9.68 7.43 5.76 4.54 3.29 5.95 MEAN OF MIXING RATIO AT 09 GMT. 3.40 3.79 5.21 7.45 10.21 12.02 12.61 12.58 10.42 8.45 6.08 4.41 8.05 MEAN OF MIXING RATIO AT 15 GMT. 2.97 3.34 4.57 6.50 8.66 10.06 10.92 10.73 8.46 7.13 5.36 3.94 6.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -29.0 -25.6 -13.6 -5.5 -0.4 2.0 10.5 9.0 5.0 -2.0 -11.0 -26.5 -29.0 YEAR - DAY 64- 7 89- 7 91-11 67- 1 92- 5 98-13 69- 8 72- 2 65- 4 77-25 93-15 67-25 64- 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.2 19.4 25.0 33.0 37.5 40.0 43.0 43.5 39.6 36.0 25.0 20.4 43.5 YEAR - DAY 87-31 87-25 70-29 97-26 65- 8 0-30 73-29 65- 5 98- 1 71-16 70- 6 90- 5 65- 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.2 21.1 47.0 31.0 25.0 16.0 36.0 11.0 29.8 49.5 37.0 56.6 56.6 YEAR - DAY 97-16 91-21 0-24 69-30 88-22 69-15 97- 5 98- 3 75- 1 63-24 93- 1 63-31 63-31 MONTHLY TOTAL PRECIPITATION IN MM. 34.4 24.4 38.7 46.8 32.5 7.9 4.5 3.4 5.5 23.5 22.6 27.3 271.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.9 32.2 4.9 27.0 NO. OF DAYS WITH PRECIPITATION. 8 6 9 9 9 3 1 1 1 4 5 6 62 NO. OF DAYS PRECIPITATION EQUAL 6 4 7 7 7 2 1 1 1 3 4 5 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 2 1 0 0 0 0 1 1 1 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 80 80 75 71 62 55 57 60 68 78 80 70 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 71 69 60 55 52 43 38 38 41 52 63 70 54 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 72 69 61 55 52 42 36 37 40 52 64 72 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 13 3 0 0 0 0 0 0 0 2 11 49 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 5 6 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 5 0 0 0 0 0 0 0 0 0 3 17 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 21 29 29 16 2 0 0 102 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 24 11 1 0 0 0 0 0 0 8 23 95 DATE OF START AND END FREEZING START = 25 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION MIANEH-(HAVASHENASI) LATITUDE 37 20 N DATA PROCESSING CENTER LONGITUDE 47 42 E ELEVATION 1100 MET. MEAN AND EXTREMES FOR THE PERIOD 1963 TO 2000 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. -2.5 0.0 6.7 13.2 18.8 24.5 27.7 27.2 22.4 15.5 8.2 2.1 13.7 AVERAGE DEW POINT TEMPERATURE. IN C. -6.9 -4.8 0.2 4.8 9.0 11.2 12.4 12.4 8.9 6.0 2.2 -2.4 4.4 AVERAGE OF MIXING RATIO IN G/KG 2.94 3.32 4.64 6.49 8.74 10.27 11.06 10.99 8.77 7.11 5.32 3.87 6.96 AVERAGE OF VAPOUR PRESSURE HPA 4.15 4.70 6.57 9.18 12.34 14.48 15.59 15.49 12.39 10.05 7.52 5.48 9.83 AVERAGE OF SATURATION DEFICIT IN HPA 1.45 1.95 3.89 7.05 10.70 18.01 23.44 22.51 16.53 8.81 3.95 2.04 10.03 AVERAGE RELATIVE HUMIDITY IN PERCENT 74 73 67 62 58 49 43 44 47 57 68 74 60 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 83 84 82 77 73 63 56 59 60 70 81 84 73 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 65 63 56 50 47 39 33 34 37 48 59 66 50 NO. OF DAYS PRECIPITATION EQUAL 2 2 3 3 2 0 0 0 0 1 1 2 16 OR MORE THAN 5 MM.