IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1983 ****** ****** ****** 15.5 21.1 23.2 26.7 24.8 21.2 16.9 15.1 8.2 ****** 1984 7.8 3.5 8.8 14.7 18.3 23.0 27.2 24.0 22.9 17.5 13.4 5.5 23.7 1985 6.2 7.6 6.0 15.6 21.4 24.8 24.7 25.2 22.9 16.5 13.6 8.5 19.2 1986 8.2 7.0 6.8 15.4 18.6 23.5 26.2 26.4 24.0 17.7 11.7 8.8 19.6 1987 10.8 7.9 8.6 13.1 20.5 24.8 25.8 25.5 21.4 13.9 11.8 9.6 17.9 1988 5.8 6.7 9.8 15.4 19.1 25.5 25.6 24.4 21.8 18.0 ****** 9.7 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 4.7 6.7 10.3 14.1 18.2 24.1 25.9 24.4 22.9 17.4 14.0 8.6 21.2 1991 5.4 5.5 8.5 15.1 18.8 24.0 26.3 25.5 21.6 18.9 12.2 8.4 20.9 1992 4.6 5.9 7.3 13.1 16.7 23.5 23.9 22.7 20.9 16.8 12.5 8.5 19.3 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 7.4 4.5 ****** ****** 19.5 21.3 24.6 25.1 21.1 17.5 12.8 6.9 ****** 1995 8.3 8.4 10.4 16.2 21.0 24.2 26.2 26.0 23.3 16.7 14.8 8.3 17.9 1996 6.0 7.2 7.9 11.9 20.9 22.2 26.3 25.8 23.4 18.0 12.4 11.8 20.2 1997 7.6 5.8 8.4 16.0 20.5 24.4 25.4 26.1 19.8 19.9 12.5 9.2 20.3 1998 5.9 5.0 10.2 16.4 20.5 26.2 26.1 26.7 22.1 18.0 14.5 10.4 21.7 1999 8.4 10.8 10.1 14.7 18.5 23.7 25.6 27.0 22.3 18.3 11.3 10.2 18.6 2000 7.5 6.8 9.1 17.4 19.3 23.1 26.9 26.5 23.0 16.3 11.9 9.8 20.1 2001 6.4 9.2 12.4 15.3 19.9 23.9 25.3 26.4 23.3 ****** 14.2 9.7 ****** 2002 7.7 10.1 12.8 13.4 17.7 24.5 26.7 26.7 24.6 21.6 14.4 13.6 19.0 2003 8.8 8.4 7.9 12.0 20.0 22.5 25.6 26.2 21.6 20.9 13.4 10.5 18.3 MEAN 7.1 7.1 9.1 14.7 19.5 23.8 25.8 25.5 22.3 17.8 13.2 9.3 18.7 SD 1.59 1.91 1.83 1.53 1.29 1.14 0.83 1.10 1.19 1.77 1.17 1.73 1.42 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 10.0 17.1 19.3 21.7 21.1 17.6 12.2 11.3 4.1 ****** 1984 4.1 1.4 7.0 11.3 13.3 18.2 21.7 20.0 17.9 12.2 10.6 2.7 11.7 1985 2.5 3.2 2.8 11.2 15.9 20.2 20.7 19.1 18.1 12.7 10.0 5.2 11.8 1986 3.0 3.8 3.5 10.3 14.4 18.6 21.6 20.4 18.0 13.9 9.4 3.5 11.7 1987 6.0 4.4 5.6 8.6 15.3 19.0 20.3 21.1 16.1 10.1 6.9 4.9 11.5 1988 2.4 2.7 5.4 10.2 14.2 19.7 20.1 20.1 17.5 13.7 ****** 5.7 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 -0.0 2.6 5.4 9.6 13.1 19.1 21.1 19.6 17.4 12.2 9.0 4.6 11.1 1991 1.5 1.8 5.4 10.5 14.1 18.8 20.2 20.3 16.4 13.7 8.3 4.2 11.3 1992 -0.1 1.3 3.2 8.4 12.2 18.7 20.3 17.6 15.8 11.1 7.5 5.1 10.1 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 4.0 1.5 ****** ****** 15.7 17.7 19.7 20.4 15.4 12.7 8.6 3.2 ****** 1995 4.7 5.2 6.6 11.3 16.3 19.2 21.7 21.5 18.1 12.5 9.2 4.0 12.5 1996 3.4 3.7 5.4 8.4 16.2 18.3 21.2 20.8 18.5 13.2 8.8 7.5 12.1 1997 3.5 1.2 3.7 10.6 15.7 20.5 21.4 21.6 16.3 15.1 8.6 4.8 11.9 1998 2.9 1.1 6.1 11.2 15.4 20.9 21.1 21.2 18.5 13.5 10.9 7.2 12.5 1999 4.6 5.6 6.2 10.1 14.0 18.6 20.1 21.9 18.2 13.8 7.1 5.4 12.1 2000 4.1 2.2 5.0 12.1 14.7 17.7 21.2 21.3 19.3 13.4 9.4 6.3 12.2 2001 3.6 3.8 7.1 11.0 15.1 18.0 19.9 20.6 18.3 ****** 9.3 6.2 ****** 2002 3.1 4.4 7.4 10.1 13.1 19.0 20.8 21.6 18.7 16.2 8.8 8.2 12.6 2003 4.5 4.9 4.9 8.1 14.5 17.8 21.0 20.9 17.6 15.6 8.9 5.7 12.0 MEAN 3.2 3.0 5.3 10.2 14.8 18.9 20.8 20.6 17.6 13.2 9.0 5.2 11.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 21.1 25.1 27.1 31.7 28.5 24.7 21.8 18.9 12.3 ****** 1984 11.5 5.5 10.6 18.2 23.2 27.8 32.6 28.0 27.8 22.8 16.3 8.5 19.4 1985 10.2 11.9 9.2 20.0 26.5 29.4 28.8 31.3 27.6 20.5 17.3 11.7 20.4 1986 13.1 10.7 10.0 20.3 23.3 28.4 30.9 32.4 30.0 21.5 14.1 14.0 20.7 1987 15.5 11.4 11.5 17.5 25.6 30.6 31.3 29.9 26.6 17.9 16.9 14.7 20.8 1988 9.2 10.6 14.7 20.5 23.8 31.2 31.3 29.0 26.2 22.4 ****** 13.6 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 9.5 11.8 14.9 19.0 23.2 29.1 30.7 29.3 28.6 22.8 19.3 12.5 20.9 1991 9.4 9.7 11.3 19.8 23.5 29.3 32.3 30.7 26.8 24.1 16.0 12.5 20.5 1992 9.4 10.6 11.5 17.7 21.2 28.3 27.6 27.9 25.9 22.5 17.6 11.8 19.3 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 10.8 7.6 ****** ****** 23.4 25.0 29.4 29.8 26.9 22.2 17.0 10.5 ****** 1995 11.9 11.6 14.2 21.2 25.6 29.2 30.8 30.6 28.5 21.0 20.5 12.7 21.5 1996 8.6 10.7 10.4 15.5 25.5 26.1 31.3 30.7 28.3 22.8 16.1 16.1 20.2 1997 11.8 10.4 12.9 21.4 25.4 28.2 29.5 30.6 23.4 24.8 16.5 13.5 20.7 1998 9.0 9.1 14.3 21.6 25.6 31.5 31.0 32.2 25.7 22.5 18.1 13.6 21.2 1999 12.2 16.0 13.9 19.3 23.0 28.7 31.1 32.0 26.4 22.8 15.5 15.1 21.3 2000 11.0 11.4 13.2 22.7 23.9 28.4 32.6 31.7 26.6 19.2 14.4 13.3 20.7 2001 9.1 14.7 17.7 19.6 24.7 29.7 30.7 32.1 28.3 ****** 19.0 13.1 ****** 2002 12.4 15.8 18.3 16.7 22.3 30.0 32.6 31.8 30.4 27.0 20.1 19.0 23.0 2003 13.2 11.8 10.9 15.8 25.4 27.2 30.3 31.6 25.5 26.2 17.9 15.4 20.9 MEAN 11.0 11.2 12.9 19.3 24.2 28.7 30.9 30.5 27.1 22.5 17.3 13.4 20.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 11.1 8.0 7.8 10.0 7.4 7.1 9.6 7.6 8.2 ****** 1984 7.4 4.1 3.6 6.9 9.9 9.6 10.9 8.0 9.9 10.6 5.7 5.8 7.7 1985 7.7 8.7 6.4 8.8 10.6 9.2 8.1 12.2 9.5 7.8 7.3 6.5 8.6 1986 10.1 6.9 6.5 10.0 8.9 9.8 9.3 12.0 12.0 7.6 4.7 10.5 9.0 1987 9.5 7.0 5.9 8.9 10.3 11.6 11.0 8.8 10.5 7.8 10.0 9.8 9.3 1988 6.8 7.9 9.3 10.3 9.6 11.5 11.2 8.9 8.7 8.7 ****** 7.9 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 9.5 9.2 9.5 9.4 10.1 10.0 9.6 9.7 11.2 10.6 10.3 7.9 9.7 1991 7.9 7.9 5.9 9.3 9.4 10.5 12.1 10.4 10.4 10.4 7.7 8.3 9.2 1992 9.5 9.3 8.3 9.3 9.0 9.6 7.3 10.3 10.1 11.4 10.1 6.7 9.2 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 6.8 6.1 ****** ****** 7.7 7.3 9.7 9.4 11.5 9.5 8.4 7.3 ****** 1995 7.2 6.4 7.6 9.9 9.3 10.0 9.1 9.1 10.4 8.5 11.3 8.7 9.0 1996 5.2 7.0 5.0 7.1 9.3 7.8 10.1 9.9 9.7 9.6 7.3 8.6 8.0 1997 8.3 9.2 9.2 10.8 9.7 7.7 8.1 9.0 7.1 9.7 7.9 8.7 8.8 1998 6.1 8.0 8.2 10.4 10.2 10.6 9.9 11.0 7.2 9.0 7.2 6.4 8.7 1999 7.6 10.4 7.7 9.2 9.0 10.1 11.0 10.1 8.2 9.0 8.4 9.7 9.2 2000 6.9 9.2 8.2 10.6 9.2 10.7 11.4 10.4 7.3 5.8 5.0 7.0 8.5 2001 5.5 10.9 10.6 8.6 9.6 11.7 10.8 11.5 10.0 ****** 9.7 6.9 ****** 2002 9.3 11.4 10.9 6.6 9.2 11.0 11.8 10.2 11.7 10.8 11.4 10.8 10.4 2003 8.7 6.9 6.0 7.7 10.9 9.4 9.3 10.7 7.9 10.6 9.0 9.7 8.9 MEAN 7.8 8.1 7.6 9.2 9.5 9.8 10.0 9.9 9.5 9.3 8.3 8.2 8.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 7.75 12.19 14.32 16.55 15.84 12.58 9.29 8.83 5.75 ****** 1984 5.10 4.08 6.20 8.32 9.85 13.12 16.28 14.62 12.90 9.09 8.05 4.54 9.35 1985 4.77 4.24 5.50 8.19 11.62 14.78 15.02 14.15 13.17 9.48 7.91 5.72 9.55 1986 4.99 5.09 5.11 8.37 10.73 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 12.00 8.23 6.41 5.41 ****** 1988 4.70 4.72 5.96 8.01 10.55 14.92 15.71 15.14 13.28 10.46 ****** 5.93 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 4.12 4.69 5.55 7.95 10.03 14.34 15.92 14.85 13.32 9.70 7.91 5.81 9.52 1991 4.61 4.37 5.78 8.33 10.47 13.62 15.40 15.53 12.48 10.39 7.47 5.56 9.50 1992 3.80 4.07 4.97 7.19 9.49 14.07 15.60 12.87 11.49 8.57 6.62 5.57 8.69 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 5.27 4.44 ****** ****** 11.86 13.40 15.11 15.53 11.35 9.60 7.36 5.31 ****** 1995 6.28 6.05 6.06 8.70 12.20 14.86 16.98 16.80 13.68 9.81 8.26 5.63 10.44 1996 5.13 5.53 5.80 7.42 12.80 14.11 16.87 16.72 14.18 10.33 7.63 6.96 10.29 1997 5.22 4.49 5.26 8.61 11.93 16.01 16.87 17.53 12.54 11.77 7.49 6.05 10.31 1998 4.88 4.61 6.31 8.73 11.93 17.34 16.77 16.97 14.32 10.62 8.79 6.13 10.62 1999 5.64 6.17 6.27 8.13 10.68 14.34 15.41 17.82 13.86 10.19 6.85 5.78 10.10 2000 5.45 4.51 5.49 9.38 11.52 14.33 16.48 16.40 14.71 9.97 7.79 6.42 10.20 2001 5.18 5.29 6.48 8.89 11.92 14.93 15.37 16.32 14.21 ****** 8.01 6.40 ****** 2002 4.97 5.66 7.27 8.28 10.40 14.82 17.29 17.22 14.38 12.26 7.62 7.26 10.62 2003 5.53 5.64 5.60 6.99 11.70 13.88 16.42 16.42 14.14 12.98 7.62 6.34 10.27 MEAN 5.04 4.93 5.86 8.20 11.22 14.54 16.13 15.93 13.26 10.17 7.69 5.93 9.90 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 10.69 16.00 17.87 22.94 19.57 15.79 12.64 10.62 7.18 ****** 1984 6.66 4.52 6.71 9.90 12.44 16.67 21.35 18.00 18.30 11.99 9.03 5.19 11.73 1985 5.54 4.70 5.53 9.66 14.81 18.01 16.89 17.60 15.44 11.26 9.56 6.66 11.30 1986 6.15 5.92 5.58 9.93 11.84 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 13.55 9.36 7.85 6.31 ****** 1988 5.42 5.39 6.63 8.76 11.19 15.94 18.26 16.45 14.91 12.64 ****** 6.78 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 4.97 5.25 6.18 8.69 10.76 14.77 16.47 16.04 15.00 11.71 9.64 6.84 10.53 1991 5.70 5.04 6.56 9.56 13.23 15.33 17.56 17.24 14.14 12.84 9.04 6.60 11.07 1992 4.80 5.08 5.83 8.12 10.15 16.23 16.73 20.07 18.50 13.25 8.56 6.46 11.15 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 7.10 5.35 ****** ****** 15.67 17.88 22.67 19.82 19.48 15.27 11.14 7.17 ****** 1995 7.96 7.47 8.81 13.09 18.75 22.46 24.84 24.72 22.29 14.44 14.28 8.53 15.64 1996 6.36 7.30 7.17 10.08 19.35 20.10 26.81 26.57 22.98 16.45 10.67 10.54 15.36 1997 8.15 7.03 8.14 14.47 18.46 22.72 23.59 25.95 17.01 18.38 10.64 8.75 15.28 1998 6.47 6.75 8.92 15.47 18.88 26.36 26.20 27.75 17.50 14.00 10.77 8.38 15.62 1999 7.06 8.96 7.77 10.67 15.87 22.42 25.26 25.58 17.66 15.15 8.08 8.45 14.41 2000 6.12 5.76 7.57 15.84 16.77 22.04 24.52 18.74 18.75 12.51 9.61 8.53 13.90 2001 6.61 9.12 10.65 12.96 17.67 22.51 25.22 27.46 21.23 ****** 11.36 8.61 ****** 2002 7.63 9.51 11.51 10.64 15.38 22.45 28.02 25.71 23.06 19.49 12.84 12.15 16.53 2003 8.50 8.28 7.13 10.44 18.39 20.12 24.79 27.39 19.61 19.87 11.67 10.12 15.53 MEAN 6.55 6.56 7.55 11.12 15.32 19.65 22.48 22.04 18.07 14.20 10.32 7.96 13.48 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 11.25 15.19 17.54 22.70 19.46 15.53 12.36 ****** ****** ****** 1984 6.37 4.89 6.84 9.67 12.94 16.80 21.64 18.18 17.05 12.07 8.75 5.23 11.70 1985 5.49 5.22 5.79 9.78 14.29 18.04 17.03 18.69 16.22 11.40 9.34 6.49 11.48 1986 6.22 5.82 5.70 9.72 11.62 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 14.20 9.40 7.80 6.37 ****** 1988 5.41 5.52 6.63 8.88 11.23 16.43 18.73 17.13 15.70 12.43 ****** 6.81 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 4.96 5.54 6.18 8.66 10.93 14.99 17.07 16.59 15.87 12.11 9.29 6.68 10.74 1991 5.54 5.19 6.30 9.34 12.30 15.49 18.46 17.92 14.51 12.60 8.64 6.34 11.05 1992 4.73 5.24 5.90 7.81 10.33 16.14 17.12 17.08 14.83 11.32 8.31 6.17 10.41 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 6.28 5.09 ****** ****** 14.41 16.58 20.68 20.87 17.19 12.44 9.23 6.03 ****** 1995 6.51 6.78 7.96 11.21 16.38 20.64 22.86 21.77 19.31 11.78 10.38 6.57 13.51 1996 5.90 6.48 6.67 9.36 16.76 17.72 24.00 22.85 18.75 13.32 9.24 8.79 13.32 1997 6.83 5.94 7.35 12.16 16.48 20.46 22.09 22.68 15.34 15.13 8.90 7.30 13.39 1998 5.94 5.46 7.88 12.61 16.60 23.17 23.00 24.10 16.79 12.40 9.30 7.30 13.71 1999 6.33 7.30 7.41 9.90 13.81 19.46 22.55 23.57 16.72 12.63 7.14 7.01 12.82 2000 6.26 5.96 6.26 11.57 13.76 17.16 20.48 18.70 15.56 10.04 7.85 6.76 11.70 2001 5.60 7.00 7.63 9.18 14.12 18.03 20.13 21.57 16.84 ****** 8.66 6.82 ****** 2002 5.68 6.73 7.93 8.61 12.48 20.19 24.13 23.11 20.21 14.67 9.59 8.94 13.52 2003 6.23 6.90 6.07 7.45 13.22 16.59 19.47 17.36 14.70 11.60 9.02 7.88 11.37 MEAN 5.90 5.95 6.79 9.84 13.72 17.97 20.72 20.10 16.41 12.22 8.84 6.92 12.11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 ***** ** ***** ** ***** ** 3.5 2 12.5 1 14.0 30 16.5 1 16.8 27 12.5 29 7.0 9 4.4 27 -5.0 31 ***** 1984 -2.0 1 -3.0 1 3.0 17 5.0 5 5.5 2 13.5 17 18.5 4 15.4 22 13.0 27 3.5 21 5.2 30 -2.0 12 -3.0 1985 -3.2 18 -2.0 24 -7.0 4 4.8 1 8.0 4 17.0 10 17.0 24 14.5 12 14.5 20 6.0 29 4.0 28 -0.5 31 -7.0 1986 -4.5 21 -1.0 8 -1.2 17 6.5 1 8.5 18 13.0 23 17.0 22 17.0 6 13.5 30 10.0 13 2.5 14 -3.0 12 -4.5 1987 -0.5 12 -1.5 7 2.5 23 2.0 6 10.0 6 15.5 6 15.0 4 15.0 30 11.5 24 4.5 11 -1.5 30 -1.0 1 -1.5 1988 -1.5 3 -2.5 7 1.0 6 1.0 6 7.5 2 15.0 1 15.0 28 15.5 26 12.0 22 9.5 25 ***** ** -4.5 29 ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 -4.5 14 -1.5 25 -4.0 18 3.0 3 9.5 8 14.5 8 16.5 6 16.5 1 15.0 10 7.5 17 3.0 14 -1.0 29 -4.5 1991 -3.0 6 -4.5 14 -2.5 11 5.5 14 9.0 7 14.5 6 16.5 15 16.5 28 9.5 28 7.0 17 2.0 30 -1.8 17 -4.5 1992 -11.5 28 -3.0 12 -2.5 1 5.0 3 6.0 5 12.0 8 16.0 12 13.0 21 10.5 28 6.0 8 0.0 27 -3.0 29 -11.5 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 0.0 22 -3.0 4 ***** ** ***** ** 10.5 18 13.0 5 14.0 1 17.5 13 12.0 20 9.0 9 3.0 10 -4.0 7 ***** 1995 1.0 28 1.0 25 2.6 9 7.0 8 12.0 11 16.0 1 20.0 2 20.0 4 13.0 28 10.0 6 2.0 28 -2.0 18 -2.0 1996 -1.0 16 -2.0 4 -1.0 19 3.0 6 9.0 2 14.0 13 16.0 15 17.0 18 14.0 21 9.0 20 2.0 13 3.0 4 -2.0 1997 -3.0 29 -4.0 1 -2.0 9 1.0 12 10.5 6 16.0 3 17.5 8 19.0 21 12.0 15 9.0 31 4.0 15 -1.0 21 -4.0 1998 -2.0 10 -5.0 17 1.0 3 5.0 25 8.0 4 18.0 18 17.0 26 19.0 10 14.0 29 8.5 13 8.0 15 2.8 29 -5.0 1999 -0.1 23 1.0 22 1.0 19 6.0 7 9.0 9 14.5 5 14.0 15 12.0 7 11.0 29 9.0 14 0.2 29 -2.0 6 -2.0 2000 -5.0 30 -3.0 10 0.0 16 6.5 2 10.5 9 11.0 14 17.0 28 17.0 5 17.0 11 10.0 16 5.0 14 1.0 28 -5.0 2001 -1.0 9 -3.0 1 2.0 10 7.0 22 11.0 3 14.0 6 16.0 20 16.0 13 15.0 22 ***** ** 1.0 25 -1.0 22 ***** 2002 -2.0 15 -1.5 17 2.0 7 7.0 6 8.0 14 16.0 7 17.0 2 17.5 30 15.0 27 10.0 24 2.0 21 0.0 31 -2.0 2003 0.0 2 0.0 17 -1.5 2 4.0 29 8.0 3 10.5 7 16.0 31 17.0 1 12.0 10 10.0 28 2.0 24 0.0 31 -1.5 LOW. -11.5 28 -5.0 17 -7.0 4 1.0 6 5.5 2 10.5 7 14.0 1 12.0 7 9.5 28 3.5 21 -1.5 30 -5.0 31 -11.5 YEAR 1992 1998 1985 1988 1984 2003 1994 1999 1991 1984 1987 1983 1992 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 ***** ** ***** ** ***** ** 34.5 18 30.4 26 31.0 18 35.1 12 35.1 15 30.0 9 28.3 11 28.5 12 21.0 2 ***** 1984 17.8 6 8.5 2 17.0 28 27.5 27 35.5 26 34.0 10 36.8 22 32.0 19 32.0 13 28.5 1 23.0 25 17.5 13 36.8 1985 24.0 21 28.5 15 17.0 15 27.0 11 32.0 30 32.5 26 32.5 12 35.0 6 32.5 1 25.5 8 24.0 3 16.5 8 35.0 1986 25.0 9 24.5 27 17.0 27 36.0 15 31.0 3 33.0 6 35.0 9 34.5 26 34.5 2 30.0 22 22.0 2 26.0 27 36.0 1987 28.5 31 28.5 25 18.0 6 31.0 24 37.5 23 36.0 20 36.0 30 38.0 9 32.0 30 29.5 2 26.0 3 30.0 12 38.0 1988 17.0 8 27.0 29 27.5 3 30.0 15 31.0 19 37.0 13 35.0 6 34.0 2 33.0 19 28.0 7 ***** ** 22.0 19 ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 14.0 19 26.5 17 27.5 2 29.5 12 29.5 31 33.0 3 33.0 8 33.5 24 35.5 14 32.0 23 25.0 3 23.0 2 35.5 1991 14.5 3 24.0 18 19.0 28 31.5 26 27.0 28 34.0 22 37.0 3 34.5 1 31.0 7 28.0 4 20.5 1 23.5 8 37.0 1992 17.0 18 24.0 19 17.0 31 31.0 21 31.0 29 34.5 19 32.5 3 31.5 26 30.5 3 33.0 24 29.5 22 24.0 15 34.5 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 25.0 31 14.5 5 ***** ** ***** ** 32.0 29 30.5 11 34.0 22 34.0 15 30.0 10 28.5 19 26.5 20 23.0 14 ***** 1995 20.5 1 21.5 10 25.0 31 32.0 11 32.0 24 34.0 21 34.0 13 34.0 12 33.0 8 29.0 3 32.5 8 22.0 22 34.0 1996 15.0 5 29.0 9 15.0 30 26.0 28 31.0 16 31.0 1 34.0 19 34.0 6 38.5 9 35.0 24 20.5 1 26.0 27 38.5 1997 25.0 6 20.0 15 29.0 23 31.0 29 29.0 7 32.0 1 34.8 11 35.0 12 33.5 1 32.0 14 23.0 5 22.0 9 35.0 1998 16.0 14 27.0 7 26.0 22 34.5 14 33.0 22 39.4 25 33.5 26 36.0 7 33.5 1 31.0 1 24.0 5 19.5 7 39.4 1999 22.0 11 26.0 3 19.0 7 30.5 19 29.5 27 33.0 27 35.0 11 36.0 23 32.0 2 29.5 2 28.5 17 25.0 7 36.0 2000 24.0 26 17.0 22 23.0 11 28.0 23 32.0 27 33.0 7 36.0 29 37.0 2 33.0 8 27.5 5 19.5 4 22.0 19 37.0 2001 16.0 1 27.0 18 25.0 21 29.0 26 29.0 9 33.0 15 36.0 29 35.0 3 39.5 14 ***** ** 24.5 16 21.0 29 ***** 2002 18.0 1 25.0 25 31.0 27 23.0 30 33.5 30 33.0 22 35.0 17 36.0 4 34.0 7 35.0 3 29.0 10 29.0 10 36.0 2003 29.0 7 27.0 3 16.0 22 26.0 9 31.0 30 32.5 17 35.0 7 35.5 11 35.0 2 32.0 24 29.0 21 29.0 18 35.5 HIG. 29.0 7 29.0 9 31.0 27 36.0 15 37.5 23 39.4 25 37.0 3 38.0 9 39.5 14 35.0 24 32.5 8 30.0 12 39.5 YEAR 2003 1996 2002 1986 1987 1998 1991 1987 2001 1996 1995 1987 2001 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 ***** ** ***** ** ***** ** 30.5 28 31.5 30 28.5 26 23.0 30 23.0 23 61.0 14 29.0 15 21.0 25 127.0 14 ***** 1984 28.5 17 22.0 4 33.0 26 14.0 23 30.5 1 19.0 15 9.0 3 69.0 11 3.5 4 80.0 19 82.0 30 24.0 19 82.0 1985 18.0 23 21.0 18 15.5 24 7.5 27 6.0 22 12.5 15 8.0 3 13.5 23 165.0 15 71.0 11 68.5 13 34.0 1 165.0 1986 19.5 20 14.0 1 18.0 20 8.5 17 13.0 13 42.0 20 3.0 19 42.0 24 71.5 29 88.0 24 51.5 11 50.5 9 88.0 1987 6.0 19 13.0 21 20.5 28 15.5 5 6.0 30 2.5 5 28.5 10 72.0 26 69.0 23 114.0 26 33.5 25 26.5 27 114.0 1988 47.0 19 22.0 17 10.5 9 12.5 1 10.0 2 35.0 19 11.5 26 35.5 5 25.5 21 50.5 22 ***** ** 18.5 18 ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 29.0 25 35.0 20 40.0 16 57.0 2 43.0 13 11.0 29 44.0 31 19.0 26 21.0 15 160.0 14 13.5 10 81.0 25 160.0 1991 12.0 15 33.5 21 29.5 10 3.0 4 6.0 11 0.0 ** 84.0 14 7.0 13 40.0 25 16.0 16 73.0 15 36.0 16 84.0 1992 41.5 8 23.0 15 26.0 9 73.0 18 23.0 4 11.5 6 77.0 11 43.5 2 55.5 15 92.0 6 33.0 26 58.5 17 92.0 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 45.5 5 11.5 28 ***** ** ***** ** 26.5 17 59.0 27 23.0 26 9.5 19 25.0 3 99.0 20 56.0 5 20.0 21 ***** 1995 14.5 21 23.5 5 12.0 14 75.0 25 9.0 6 22.5 22 0.0 ** 12.0 14 0.0 ** 85.5 24 22.0 12 21.0 13 85.5 1996 33.0 8 24.5 12 35.0 14 29.5 3 20.0 26 15.0 9 6.0 30 13.0 29 54.0 19 36.5 1 53.5 11 18.0 18 54.0 1997 30.0 16 13.0 20 29.0 20 7.5 11 10.0 4 46.0 23 31.0 6 22.5 20 86.5 13 44.0 29 37.5 24 17.0 11 86.5 1998 32.0 9 30.0 27 8.0 16 15.0 1 4.0 3 35.0 25 48.0 12 23.0 13 49.0 7 141.0 8 35.5 4 52.5 3 141.0 1999 36.5 18 101.0 26 34.0 17 20.0 10 17.0 10 2.0 25 75.0 13 37.0 7 70.5 16 44.5 25 26.0 27 21.5 24 101.0 2000 27.5 13 29.0 8 37.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 11.0 31 91.0 11 20.5 13 32.0 12 39.0 10 91.0 2001 38.1 28 14.0 5 22.0 23 1.5 9 20.0 24 2.0 9 15.0 19 29.0 28 90.0 1 60.5 1 57.0 19 28.0 8 90.0 2002 12.0 12 13.0 3 50.0 18 15.5 13 32.0 14 3.0 30 5.0 21 44.5 30 6.5 20 21.0 22 67.5 26 69.5 2 69.5 2003 22.5 18 24.5 28 24.5 27 39.5 28 16.0 8 23.0 6 8.0 27 5.0 15 40.5 6 33.0 20 30.5 3 35.0 4 40.5 HIG. 47.0 19 101.0 26 50.0 18 75.0 25 43.0 13 59.0 27 84.0 14 72.0 26 165.0 15 160.0 14 82.0 30 127.0 14 165.0 YEAR 1988 1999 2002 1995 1990 1994 1991 1987 1985 1990 1984 1983 1985 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1983 ****** ****** ****** 70.3 83.0 66.0 35.0 77.5 218.5 110.5 109.5 236.7 ****** ***** 21.8 32.9 45.4 1984 88.5 133.5 78.0 43.5 77.0 23.5 9.0 204.0 11.5 166.9 269.5 145.5 1250.4 24.0 11.5 18.0 46.5 1985 73.0 71.5 61.5 12.5 16.0 17.5 28.5 35.5 284.0 270.5 164.5 182.0 1217.0 16.9 3.8 28.6 50.7 1986 63.0 66.5 106.0 34.0 60.0 101.5 13.0 44.0 151.5 202.5 257.5 220.5 1320.0 17.8 14.8 15.8 51.6 1987 28.5 76.0 76.5 59.5 10.5 2.5 49.0 198.5 153.5 359.5 92.0 121.0 1227.0 14.8 5.9 32.7 46.7 1988 158.0 64.5 57.5 80.5 37.0 47.0 23.5 165.0 105.5 137.5 ****** 59.0 ****** 29.9 17.6 31.4 21.0 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1990 148.0 137.5 94.5 119.5 77.5 11.0 47.0 44.5 59.0 400.5 48.0 229.0 1416.0 26.8 14.7 10.6 47.8 1991 60.0 79.0 157.5 12.5 9.0 0.0 103.5 19.5 130.5 57.5 156.5 130.0 915.5 32.4 2.3 27.7 37.6 1992 162.5 103.0 83.5 184.5 96.0 33.5 133.0 127.0 159.0 187.5 134.0 143.0 1546.5 22.6 20.3 27.1 30.0 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1994 74.5 53.0 ****** ****** 57.5 158.0 23.0 20.0 44.5 231.5 233.5 61.5 ****** 13.3 22.5 9.1 55.0 1995 51.0 65.0 38.5 93.0 32.0 52.0 0.0 32.5 0.0 213.0 22.5 107.5 707.0 21.9 25.0 4.6 48.5 1996 117.0 96.0 124.0 110.0 49.5 54.5 7.0 32.5 107.0 167.0 176.5 49.5 1090.5 30.9 19.6 13.4 36.0 1997 67.0 63.0 73.5 8.5 23.0 93.5 106.0 45.0 339.5 93.0 132.5 41.5 1086.0 18.7 11.5 45.2 24.6 1998 139.3 86.5 37.0 50.5 14.5 39.5 88.0 67.5 344.5 281.5 173.0 150.0 1471.8 17.9 7.1 34.0 41.1 1999 115.0 123.5 69.5 51.0 62.5 3.0 116.5 122.5 270.0 136.5 121.0 75.5 1266.5 24.3 9.2 40.2 26.3 2000 156.5 72.5 116.0 0.0 0.0 0.0 0.0 24.5 163.0 168.5 105.5 134.5 941.0 36.7 0.0 19.9 43.4 2001 127.6 18.0 56.0 3.5 38.0 3.5 27.5 61.3 144.5 106.4 117.5 78.0 781.8 25.8 5.8 29.8 38.6 2002 17.0 32.5 92.0 82.5 107.5 5.0 13.0 90.5 20.0 52.0 170.5 253.0 935.5 15.1 20.8 13.2 50.8 2003 80.0 80.6 109.5 121.0 32.0 58.5 20.0 12.5 266.5 37.0 200.5 135.5 1153.6 23.4 18.3 25.9 32.3 MEAN 95.9 79.0 84.2 63.2 46.4 40.5 44.3 75.0 156.4 177.9 149.1 134.4 1146.3 22.6 13.1 24.1 40.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 9 13 12 6 11 12 11 13 18 *** 1984 13 19 17 12 11 4 1 11 8 10 16 19 141 1985 10 13 14 8 6 3 8 5 7 14 16 13 117 1986 9 11 16 10 15 5 6 3 6 13 22 10 126 1987 10 16 17 13 4 1 4 10 12 19 8 13 127 1988 15 11 13 15 8 4 6 17 9 12 *** 8 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 13 14 12 10 8 1 3 7 6 13 4 16 107 1991 15 12 19 7 6 0 5 4 7 9 14 13 111 1992 10 13 10 13 13 7 8 10 14 5 7 12 122 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 8 14 *** *** 8 11 1 5 7 13 13 10 *** 1995 7 9 7 3 7 8 0 5 0 10 2 11 69 1996 13 15 15 14 11 11 2 6 9 11 14 7 128 1997 10 11 8 2 6 9 11 7 16 8 11 8 107 1998 12 7 12 9 7 2 4 10 15 11 13 11 113 1999 7 5 13 8 10 2 5 9 14 11 17 11 112 2000 16 11 14 0 0 0 0 4 13 21 10 9 98 2001 12 3 6 3 4 2 3 6 7 6 7 8 67 2002 4 5 7 16 14 3 3 7 4 6 10 12 91 2003 7 11 17 7 4 4 4 6 14 3 12 12 101 MEAN 11 11 13 9 8 5 4 8 9 11 12 12 113 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 9 12 10 5 10 11 10 12 14 *** 1984 11 16 15 9 7 3 1 11 5 8 14 18 118 1985 8 12 11 2 3 2 7 5 7 12 13 11 93 1986 6 9 14 8 13 5 6 2 4 11 19 10 107 1987 7 16 14 10 4 1 4 7 12 17 8 12 112 1988 13 9 12 14 8 4 6 15 9 11 *** 7 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 12 14 11 10 7 1 2 7 5 13 4 14 100 1991 13 9 17 7 2 0 4 4 7 6 14 13 96 1992 9 12 9 12 11 5 5 10 14 5 7 10 109 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 5 13 *** *** 7 9 1 5 7 12 13 10 *** 1995 7 9 5 3 6 7 0 5 0 8 1 11 62 1996 13 13 15 13 8 11 2 5 8 11 13 7 119 1997 10 11 8 2 4 9 11 5 16 7 10 8 101 1998 10 7 12 9 6 2 3 9 15 10 13 10 106 1999 6 5 10 8 10 2 5 8 14 11 16 11 106 2000 14 11 12 0 0 0 0 4 13 19 9 9 91 2001 12 3 6 3 4 2 3 5 7 6 7 8 66 2002 4 5 7 13 14 3 3 7 4 6 10 12 88 2003 6 11 16 6 4 4 4 5 14 3 12 12 97 MEAN 9 10 11 8 7 4 4 7 9 10 11 11 101 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 2 3 2 1 3 8 4 5 3 *** 1984 2 5 2 1 2 1 0 8 0 5 5 6 37 1985 3 1 2 0 0 1 0 2 5 7 5 7 33 1986 3 3 4 0 2 3 0 1 3 6 11 6 42 1987 0 3 2 3 0 0 2 5 6 11 3 5 40 1988 6 2 1 4 1 1 1 6 4 5 *** 3 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 6 4 3 4 1 1 1 2 3 5 4 6 40 1991 1 2 7 0 0 0 2 0 4 3 2 4 25 1992 7 3 4 7 5 2 3 5 6 3 7 4 56 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 3 1 *** *** 2 5 1 0 1 6 7 2 *** 1995 2 2 2 2 0 1 0 2 0 4 1 4 20 1996 4 3 4 4 1 2 0 2 3 6 5 3 37 1997 2 2 1 0 1 2 4 2 10 2 4 2 32 1998 5 5 0 1 0 1 2 3 13 5 8 4 47 1999 5 2 2 1 2 0 3 4 8 4 5 3 39 2000 7 3 4 0 0 0 0 1 4 8 5 4 36 2001 3 1 3 0 2 0 2 3 2 3 3 3 25 2002 1 2 3 2 4 0 0 3 0 2 5 7 29 2003 4 3 5 4 1 2 0 0 10 1 7 5 42 MEAN 4 3 3 2 1 1 1 3 5 5 5 4 37 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 94 94 94 92 95 95 96 94 95 *** 1984 95 93 97 95 91 91 90 94 96 96 95 94 94 1985 94 84 96 94 92 91 92 94 96 97 97 96 94 1986 91 95 94 93 95 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 97 97 94 89 *** 1988 97 95 93 94 93 91 93 95 96 98 *** 93 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 94 91 91 95 93 92 93 95 97 97 96 96 94 1991 95 88 94 93 92 90 91 94 96 95 96 94 93 1992 88 88 93 93 92 93 93 90 90 91 90 89 91 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 94 96 *** *** 96 96 96 97 97 97 97 96 *** 1995 97 97 97 96 97 97 96 98 97 97 96 95 97 1996 96 97 96 97 97 97 98 97 96 97 97 96 97 1997 96 94 95 96 97 97 96 97 97 97 97 96 96 1998 96 93 95 95 97 97 96 96 97 97 97 93 96 1999 95 97 96 95 95 95 94 95 96 96 95 90 95 2000 93 87 92 97 95 95 96 92 95 97 95 94 94 2001 95 93 95 96 96 96 95 95 96 *** 93 95 *** 2002 93 92 95 96 96 96 96 96 96 96 96 95 95 2003 95 95 94 95 94 96 97 97 97 97 96 96 96 MEAN 94 93 95 95 95 94 94 95 96 96 95 94 95 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 76 86 84 83 84 85 82 83 84 *** 1984 84 85 87 83 77 77 76 81 83 75 84 81 81 1985 80 66 78 75 73 74 73 68 72 81 84 84 76 1986 76 81 80 75 74 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 70 82 76 73 *** 1988 85 77 77 69 69 63 72 75 77 88 *** 77 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 75 70 68 73 65 62 65 69 67 76 76 82 71 1991 82 76 86 73 80 68 67 68 70 74 84 79 76 1992 72 75 76 74 72 73 78 90 92 84 76 81 79 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 92 90 *** *** 91 94 92 95 94 95 95 95 *** 1995 96 95 94 91 93 94 93 93 95 97 96 96 94 1996 96 93 96 96 97 97 97 97 97 97 96 95 96 1997 95 95 95 96 96 97 96 96 97 96 95 94 96 1998 95 93 95 96 96 94 97 96 89 86 90 92 93 1999 86 85 83 82 95 93 92 88 87 89 82 82 87 2000 80 71 85 96 94 95 85 74 91 94 95 94 88 2001 94 93 94 95 95 94 96 95 95 *** 94 95 *** 2002 94 95 94 95 95 95 96 96 91 96 95 95 95 2003 94 94 95 95 95 95 96 97 97 97 96 95 96 MEAN 87 84 86 85 86 85 86 86 86 88 88 87 86 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 93 94 92 92 94 97 97 *** *** *** 1984 92 97 96 93 91 87 87 93 95 95 92 91 92 1985 92 84 93 87 85 84 84 84 89 94 96 94 89 1986 92 92 88 86 83 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 87 93 90 87 *** 1988 91 88 88 81 78 77 79 86 90 92 *** 89 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 89 85 80 82 77 74 74 81 85 93 89 93 84 1991 94 87 91 85 85 74 75 82 84 89 94 91 86 1992 91 87 84 81 79 83 85 90 90 88 91 88 86 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 95 94 *** *** 95 95 94 96 95 97 97 96 *** 1995 97 96 96 94 96 96 97 96 97 96 96 95 96 1996 97 96 96 97 97 97 97 97 96 97 97 96 97 1997 97 97 96 96 97 97 97 97 98 96 97 96 97 1998 97 96 96 96 96 96 97 97 96 97 89 96 96 1999 95 90 94 92 95 94 95 95 95 96 95 94 94 2000 94 93 94 95 95 95 95 88 93 95 95 95 94 2001 95 95 95 95 96 96 97 96 96 *** 95 95 *** 2002 92 95 95 95 96 96 96 96 97 96 95 93 95 2003 94 96 95 95 95 96 97 96 97 97 96 96 96 MEAN 94 92 92 91 91 90 90 92 93 95 94 93 92 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 0 0 0 0 0 0 0 0 2 *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 3 0 0 0 0 0 0 0 0 0 3 1986 1 0 0 0 0 0 0 0 0 0 0 0 1 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 *** 1 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 1 0 1 0 0 0 0 0 0 0 0 0 2 1991 0 3 0 0 0 0 0 0 0 0 0 0 3 1992 3 0 0 0 0 0 0 0 0 0 0 0 3 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 *** *** 0 0 0 0 0 0 0 1 *** 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 1 0 0 0 0 0 0 0 0 0 0 1 1998 0 3 0 0 0 0 0 0 0 0 0 0 3 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 1 0 0 0 0 0 0 0 0 0 0 0 1 2001 0 0 0 0 0 0 0 0 0 *** 0 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 19 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 0 0 3 22 19 0 0 0 0 *** 1984 0 0 0 0 0 6 20 8 3 0 0 0 37 1985 0 0 0 0 1 12 15 10 3 0 0 0 41 1986 0 0 0 0 0 6 22 12 5 0 0 0 45 1987 0 0 0 1 0 6 15 15 0 0 0 0 37 1988 0 0 0 0 0 10 9 9 0 0 *** 0 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 0 0 0 0 0 3 18 7 0 0 0 0 28 1991 0 0 0 0 0 6 13 11 1 0 0 0 31 1992 0 0 0 0 0 5 9 2 0 0 0 0 16 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 *** *** 1 4 12 14 0 0 0 0 *** 1995 0 0 0 0 0 4 26 21 6 0 0 0 57 1996 0 0 0 0 1 2 21 17 8 0 0 0 49 1997 0 0 0 0 0 16 21 21 1 1 0 0 60 1998 0 0 0 0 1 17 18 18 3 0 0 0 57 1999 0 0 0 0 0 3 15 25 3 0 0 0 46 2000 0 0 0 0 0 4 16 17 4 0 0 0 41 2001 0 0 0 0 2 5 7 15 3 *** 0 0 *** 2002 0 0 0 0 0 6 16 22 4 2 0 0 50 2003 0 0 0 0 0 1 17 16 1 0 0 0 35 MEAN 0 0 0 0 0 6 16 15 2 0 0 0 39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 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 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 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 2001 0 0 0 0 0 0 0 0 0 *** 0 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 21 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 1 2 6 28 15 1 0 0 0 *** 1984 0 0 0 0 2 9 29 15 3 0 0 0 58 1985 0 0 0 0 4 14 13 23 11 0 0 0 65 1986 0 0 0 1 1 13 23 28 19 1 0 0 86 1987 0 0 0 2 2 16 27 19 5 0 0 1 72 1988 0 0 0 1 2 23 27 16 6 0 *** 0 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 0 0 0 0 0 14 23 16 11 1 0 0 65 1991 0 0 0 1 0 13 23 23 2 0 0 0 62 1992 0 0 0 1 1 13 7 12 4 3 0 0 41 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 *** *** 1 1 12 18 3 0 0 0 *** 1995 0 0 0 2 5 12 26 23 16 0 1 0 85 1996 0 0 0 0 4 4 22 21 11 3 0 0 65 1997 0 0 0 3 0 10 18 21 2 2 0 0 56 1998 0 0 0 1 2 23 22 25 4 1 0 0 78 1999 0 0 0 1 0 10 26 24 3 0 0 0 64 2000 0 0 0 0 6 12 26 23 5 0 0 0 72 2001 0 0 0 0 0 16 22 25 12 *** 0 0 *** 2002 0 0 2 0 2 22 28 22 20 6 0 0 102 2003 0 0 0 0 2 5 21 25 7 6 0 0 66 MEAN 0 0 0 1 2 12 22 21 8 1 0 0 67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 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 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 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 2001 0 0 0 0 0 0 0 0 0 *** 0 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 23 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 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 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 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 2001 0 0 0 0 0 0 0 0 0 *** 0 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 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 PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 -------------- 1983 *** *** *** 0 0 0 0 0 0 0 0 8 *** 12 21 12 31 1984 2 7 0 0 0 0 0 0 0 0 0 6 15 12 8 2 20 1985 9 7 9 0 0 0 0 0 0 0 0 1 26 12 31 3 14 1986 3 2 5 0 0 0 0 0 0 0 0 9 19 12 4 3 22 1987 1 3 0 0 0 0 0 0 0 0 1 4 9 11 30 2 22 1988 9 6 0 0 0 0 0 0 0 0 *** 4 *** 12 24 2 17 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1990 17 4 4 0 0 0 0 0 0 0 0 2 27 12 26 3 21 1991 9 9 3 0 0 0 0 0 0 0 0 6 27 12 15 3 12 1992 15 12 9 0 0 0 0 0 0 0 2 3 41 11 27 3 13 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1994 4 11 *** *** 0 0 0 0 0 0 0 7 *** 12 6 2 21 1995 0 0 0 0 0 0 0 0 0 0 0 5 5 12 18 12 26 1996 6 4 1 0 0 0 0 0 0 0 0 0 11 1 12 3 19 1997 9 9 5 0 0 0 0 0 0 0 0 3 26 12 21 3 11 1998 6 12 0 0 0 0 0 0 0 0 0 0 18 1 4 2 28 1999 2 0 0 0 0 0 0 0 0 0 0 2 4 12 4 1 27 2000 6 8 1 0 0 0 0 0 0 0 0 0 15 1 18 3 16 2001 8 2 0 0 0 0 0 0 0 *** 0 3 *** 12 19 2 2 2002 7 5 0 0 0 0 0 0 0 0 0 1 13 12 31 2 22 2003 3 2 2 0 0 0 0 0 0 0 0 1 8 12 31 3 2 MEAN 6 6 2 0 0 0 0 0 0 0 0 3 17 11 27 3 22 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 15.6 21.0 23.4 27.3 24.8 21.0 16.9 14.7 8.4 ****** 1984 7.8 3.4 8.7 14.3 18.5 23.3 27.3 23.9 22.7 17.1 13.2 5.4 15.5 1985 6.1 6.9 5.8 15.3 21.4 25.3 24.8 25.5 22.8 16.5 13.4 8.4 16.0 1986 7.8 7.0 6.9 15.6 18.8 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 21.1 13.7 11.5 9.6 ****** 1988 5.7 6.5 9.7 14.8 18.9 25.5 26.3 24.3 21.9 17.7 ****** 9.6 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 5.0 7.7 9.8 14.2 18.9 24.7 26.2 24.6 23.2 17.6 14.4 8.6 16.2 1991 5.9 6.2 8.3 15.3 19.1 24.3 26.7 25.7 22.0 19.1 12.6 8.7 16.2 1992 4.7 6.1 7.7 13.1 17.2 23.9 24.4 23.3 21.2 17.2 12.6 8.7 15.0 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 7.6 4.6 ****** ****** 19.8 21.6 25.2 24.2 21.5 17.4 12.9 7.1 ****** 1995 8.7 8.5 10.2 16.1 21.4 24.6 26.6 26.2 23.5 16.9 15.1 8.6 17.2 1996 6.2 7.5 8.0 12.4 21.6 22.7 26.9 26.5 23.7 18.3 12.9 12.2 16.6 1997 7.9 6.2 8.5 16.2 21.0 24.8 25.8 26.6 20.2 20.4 12.7 9.5 16.7 1998 6.3 5.4 10.3 16.9 21.1 27.0 26.6 27.3 22.2 18.0 14.5 10.0 17.1 1999 8.3 10.9 10.2 14.7 18.7 24.5 26.3 27.6 22.4 18.1 10.7 10.3 16.9 2000 7.8 7.4 8.6 17.2 19.5 23.4 26.5 26.0 22.6 15.6 12.0 9.7 16.3 2001 6.3 9.1 11.3 14.8 20.1 24.1 25.3 26.6 23.0 ****** 13.4 9.7 ****** 2002 7.3 9.6 12.3 13.2 17.7 24.5 27.5 26.7 24.6 20.8 14.0 13.3 17.6 2003 8.4 8.4 7.7 11.4 19.7 22.5 25.3 25.2 21.4 20.0 13.2 10.5 16.1 MEAN 6.9 7.1 9.0 14.8 19.7 24.1 26.2 25.6 22.3 17.7 13.2 9.3 16.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 13.3 19.5 21.6 25.2 23.2 19.7 16.2 ****** ****** ****** 1984 5.9 2.3 7.7 12.7 15.8 20.5 24.5 22.0 21.1 15.0 11.5 3.7 13.6 1985 4.8 2.4 6.6 12.6 18.3 22.1 21.5 21.9 20.0 14.8 12.0 6.9 13.7 1986 5.5 5.3 4.9 12.7 15.8 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 18.1 12.0 9.1 6.2 ****** 1988 4.2 4.1 7.2 11.3 15.1 20.9 22.6 21.4 19.7 16.4 ****** 7.2 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 2.6 4.1 5.9 11.1 14.6 19.8 21.7 21.0 19.9 15.4 12.0 7.0 12.9 1991 4.4 3.0 6.7 12.3 16.5 19.8 22.2 22.0 18.7 16.5 11.1 6.6 13.3 1992 1.8 2.9 5.1 9.9 13.5 20.6 21.6 21.5 19.6 15.0 9.9 6.3 12.3 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 6.6 3.5 ****** ****** 18.8 20.8 24.1 23.5 20.7 16.8 12.3 6.4 ****** 1995 8.2 7.9 9.5 14.9 20.6 23.8 25.8 25.4 22.9 16.3 14.4 7.9 16.5 1996 5.6 6.7 7.5 11.8 21.0 22.2 26.4 26.0 23.1 17.8 12.4 11.6 16.0 1997 7.3 5.5 7.8 15.5 20.4 24.3 25.2 26.0 19.7 19.8 12.1 8.8 16.0 1998 5.6 4.5 9.6 16.2 20.5 26.2 26.0 26.6 21.2 16.8 13.1 8.7 16.3 1999 7.0 9.1 8.8 12.9 17.9 23.4 25.2 26.2 21.0 17.0 9.0 8.2 15.5 2000 5.7 4.6 7.0 16.5 18.6 22.6 24.8 22.9 21.4 14.8 11.2 8.8 14.9 2001 5.5 8.0 10.4 14.1 19.4 23.2 24.5 25.8 22.2 ****** 12.3 8.9 ****** 2002 6.1 8.6 11.5 12.4 17.0 23.8 26.8 26.0 23.5 20.2 13.3 12.3 16.8 2003 7.5 7.6 6.8 10.6 18.8 21.8 24.7 24.6 20.9 19.5 12.6 9.8 15.4 MEAN 5.5 5.3 7.7 13.0 17.9 22.2 24.3 23.9 20.7 16.5 11.8 8.0 14.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 9.90 14.48 16.58 20.73 18.29 14.63 11.78 ****** ****** ****** 1984 5.90 4.53 6.58 9.30 11.65 15.53 19.84 16.93 16.09 11.07 8.61 5.01 10.92 1985 5.40 4.67 6.20 9.25 13.57 16.94 16.31 16.81 14.94 10.71 8.93 6.29 10.84 1986 5.79 5.61 5.46 9.34 11.39 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 13.25 9.00 7.35 6.06 ****** 1988 5.18 5.21 6.41 8.55 10.99 15.77 17.57 16.24 14.69 11.86 ****** 6.51 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 4.68 5.16 5.97 8.43 10.57 14.70 16.49 15.83 14.73 11.17 8.95 6.44 10.26 1991 5.28 4.87 6.22 9.08 12.00 14.81 17.14 16.90 13.71 11.94 8.38 6.21 10.54 1992 4.44 4.79 5.56 7.71 9.99 15.48 16.48 16.67 14.94 11.05 7.83 6.07 10.08 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 6.22 4.96 ****** ****** 13.98 15.95 19.49 18.74 16.01 12.44 9.24 6.17 ****** 1995 6.92 6.77 7.61 11.00 15.78 19.32 21.56 21.10 18.43 12.01 10.96 6.91 13.20 1996 5.80 6.44 6.55 8.96 16.30 17.31 22.56 22.04 18.64 13.37 9.18 8.76 12.99 1997 6.73 5.82 6.92 11.75 15.62 19.73 20.85 22.06 14.96 15.09 9.01 7.37 12.99 1998 5.77 5.61 7.70 12.27 15.80 22.29 21.99 22.94 16.20 12.34 9.62 7.20 13.31 1999 6.34 7.48 7.15 9.57 13.45 18.74 21.07 22.32 16.08 12.65 7.36 7.08 12.44 2000 5.94 5.41 6.44 12.26 14.02 17.84 20.50 17.95 16.34 10.84 8.42 7.24 11.93 2001 5.80 7.14 8.25 10.34 14.57 18.49 20.24 21.79 17.43 ****** 9.34 7.27 ****** 2002 6.09 7.30 8.90 9.18 12.75 19.15 23.15 22.01 19.22 15.47 10.01 9.45 13.56 2003 6.75 6.94 6.27 8.29 14.44 16.87 20.23 20.39 16.15 14.82 9.44 8.11 12.39 MEAN 5.83 5.81 6.76 9.72 13.41 17.38 19.78 19.35 15.91 12.21 8.91 6.95 11.83 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 15.76 22.91 26.15 32.48 28.77 23.15 18.72 ****** ****** ****** 1984 9.47 7.29 10.54 14.84 18.51 24.53 31.13 26.70 25.39 17.61 13.75 8.04 17.32 1985 8.68 7.50 9.94 14.77 21.51 26.72 25.76 26.51 23.63 17.05 14.26 10.09 17.20 1986 9.28 9.01 8.77 14.90 18.12 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 21.01 14.36 11.77 9.71 ****** 1988 8.31 8.37 10.27 13.66 17.49 24.91 27.68 25.64 23.25 18.85 ****** 10.43 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 7.53 8.29 9.57 13.47 16.84 23.26 26.02 25.01 23.31 17.78 14.29 10.32 16.31 1991 8.48 7.82 9.97 14.49 19.06 23.44 27.02 26.65 21.72 18.98 13.40 9.95 16.75 1992 7.14 7.71 8.93 12.33 15.92 24.46 26.01 26.28 23.60 17.57 12.52 9.73 16.02 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 9.97 7.97 ****** ****** 22.14 25.17 30.59 29.44 25.24 19.73 14.74 9.89 ****** 1995 11.08 10.84 12.18 17.49 24.89 30.31 33.73 33.02 28.93 19.07 17.41 11.06 20.83 1996 9.30 10.31 10.49 14.29 25.70 27.26 35.23 34.44 29.25 21.16 14.65 13.99 20.50 1997 10.78 9.34 11.07 18.64 24.66 30.95 32.65 34.46 23.63 23.84 14.38 11.78 20.51 1998 9.25 8.99 12.32 19.45 24.93 34.81 34.37 35.78 25.56 19.59 15.34 11.53 20.99 1999 10.17 11.95 11.45 15.25 21.30 29.44 32.97 34.86 25.37 20.06 11.77 11.33 19.66 2000 9.53 8.69 10.32 19.45 22.16 28.06 32.10 28.25 25.78 17.25 13.45 11.58 18.89 2001 9.30 11.41 13.17 16.47 23.04 29.06 31.70 34.04 27.43 ****** 14.90 11.64 ****** 2002 9.76 11.68 14.19 14.64 20.20 30.07 36.10 34.39 30.14 24.41 15.94 15.06 21.38 2003 10.80 11.09 10.05 13.24 22.81 26.58 31.71 31.92 25.46 23.40 15.05 12.94 19.59 MEAN 9.34 9.31 10.83 15.48 21.23 27.36 31.01 30.36 25.10 19.38 14.23 11.12 18.73 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 ****** ****** ****** 2.91 2.48 3.19 4.40 3.42 2.24 1.89 ****** ****** ****** 1984 1.08 0.72 0.80 1.80 3.61 4.76 6.54 3.63 2.81 2.89 1.72 1.18 2.63 1985 1.31 3.39 1.13 3.02 4.88 6.00 5.99 7.16 4.99 2.11 1.54 1.09 3.55 1986 1.75 1.30 1.40 3.53 4.16 ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** 4.80 1.92 2.42 3.12 ****** 1988 1.00 1.85 2.08 3.69 5.19 8.44 7.14 5.35 3.92 1.74 ****** 1.97 ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 1.44 2.88 3.26 3.43 5.56 8.40 8.66 6.56 5.86 2.97 2.59 1.34 4.41 1991 1.00 2.23 1.18 3.49 3.52 7.68 9.13 7.07 5.39 3.71 1.47 1.63 3.96 1992 1.78 2.18 1.91 3.33 4.59 5.98 5.28 2.88 2.36 2.92 2.68 1.76 3.14 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 0.72 0.66 ****** ****** 1.54 1.32 2.00 1.42 1.33 0.82 0.63 0.48 ****** 1995 0.41 0.45 0.64 1.64 1.24 1.49 1.75 1.66 1.14 0.62 0.70 0.52 1.02 1996 0.37 0.49 0.40 0.52 0.84 0.83 0.96 0.96 1.15 0.65 0.49 0.62 0.69 1997 0.44 0.48 0.52 0.87 0.89 0.95 1.18 1.18 0.66 0.92 0.59 0.56 0.77 1998 0.42 0.51 0.57 0.79 0.94 1.69 1.10 1.36 1.82 1.72 1.43 0.83 1.10 1999 1.00 1.69 1.28 2.17 1.08 1.95 2.16 3.09 2.31 1.62 1.53 1.76 1.80 2000 1.54 1.90 1.22 0.84 1.31 1.46 3.36 6.29 2.07 0.88 0.68 0.70 1.85 2001 0.51 0.85 0.86 0.77 1.13 1.57 1.34 1.66 1.29 ****** 0.99 0.63 ****** 2002 0.76 0.73 0.82 0.74 0.96 1.31 1.53 1.58 1.60 0.97 0.79 0.96 1.06 2003 0.67 0.62 0.56 0.66 1.18 1.15 1.16 1.05 0.88 0.76 0.63 0.58 0.83 MEAN 0.95 1.35 1.17 2.01 2.51 3.42 3.75 3.31 2.59 1.71 1.30 1.16 2.10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 88 91 90 89 91 92 92 *** *** *** 1984 91 91 93 90 86 85 84 90 91 89 90 89 89 1985 90 78 91 85 84 83 83 82 85 91 92 91 86 1986 87 89 88 84 84 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 85 90 87 83 *** 1988 91 87 86 81 80 77 82 85 88 93 *** 86 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 86 82 80 83 78 76 78 82 83 89 87 90 83 1991 91 84 90 84 86 77 78 81 83 86 91 88 85 1992 84 83 84 83 81 83 85 90 91 88 86 86 85 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 94 93 *** *** 94 95 94 96 95 96 96 96 *** 1995 97 96 96 93 95 96 95 96 96 97 96 95 96 1996 96 95 96 96 97 97 97 97 96 97 97 96 96 1997 96 95 95 96 97 97 96 97 97 96 96 96 96 1998 96 94 96 96 96 96 97 96 94 93 92 94 95 1999 92 90 91 89 95 94 94 93 93 93 91 89 92 2000 89 84 90 96 95 95 92 85 93 95 95 94 92 2001 95 93 94 96 96 95 96 95 96 *** 94 95 *** 2002 93 94 95 95 96 96 96 96 95 96 95 94 95 2003 94 95 95 95 95 96 97 97 97 97 96 96 96 MEAN 92 90 91 90 90 90 90 91 92 93 93 92 91 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 96 95 95 93 96 97 98 *** *** *** 1984 97 97 97 96 93 92 91 95 97 98 96 95 95 1985 95 92 97 94 93 91 92 94 96 98 97 97 95 1986 95 96 95 94 95 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 97 97 95 93 *** 1988 97 96 95 95 94 91 93 95 97 98 *** 95 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 96 94 92 95 94 93 93 95 97 98 96 97 95 1991 96 91 95 94 93 91 91 94 96 96 96 96 94 1992 93 93 94 94 93 93 95 94 95 94 94 91 94 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 97 96 *** *** 97 97 97 97 97 98 98 97 *** 1995 98 97 97 97 98 98 98 98 98 98 98 97 98 1996 97 97 97 98 98 98 98 98 98 98 98 98 98 1997 97 97 97 97 97 98 98 98 98 98 98 97 98 1998 97 97 97 97 97 98 98 97 98 98 98 97 97 1999 97 97 96 96 97 97 96 97 97 97 97 96 97 2000 96 96 96 98 97 97 97 94 96 97 96 96 96 2001 97 96 97 97 97 97 97 97 97 *** 97 96 *** 2002 96 96 97 97 97 97 97 97 97 97 97 97 97 2003 96 96 96 96 96 97 97 98 98 98 97 97 97 MEAN 96 96 96 96 96 95 95 96 97 97 97 96 96 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1983 *** *** *** 76 86 84 83 84 84 84 *** *** *** 1984 84 85 87 83 77 77 75 81 83 74 83 81 81 1985 83 62 83 74 73 74 73 68 72 81 83 83 76 1986 76 81 80 74 73 *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** 70 81 76 72 *** 1988 83 76 76 68 68 63 72 74 76 88 *** 76 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 74 70 68 72 65 62 65 69 67 76 75 81 70 1991 82 75 84 73 78 65 66 68 70 73 84 77 75 1992 71 73 75 73 71 72 77 85 85 80 75 79 76 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 90 89 *** *** 91 93 90 93 93 95 95 94 *** 1995 95 95 93 89 93 93 92 92 94 95 94 93 93 1996 95 93 95 95 96 96 96 96 94 96 96 94 95 1997 95 92 94 94 96 96 94 95 96 94 95 93 95 1998 94 90 94 94 95 93 96 95 89 86 83 88 91 1999 85 82 83 80 93 91 91 88 86 87 81 77 85 2000 78 70 83 94 92 93 84 72 89 94 94 92 86 2001 92 90 92 94 94 93 94 94 94 *** 90 94 *** 2002 88 90 92 94 94 94 95 94 90 95 94 91 93 2003 93 93 93 94 93 94 96 96 95 95 95 95 94 MEAN 86 83 86 84 85 84 85 85 85 87 87 86 85 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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 1983 *** *** *** 3 4 4 1 4 9 5 7 7 *** 1984 5 10 4 3 4 1 1 8 0 6 9 12 63 1985 6 6 4 1 2 1 2 3 6 7 7 11 56 1986 4 6 8 2 3 5 0 1 3 7 12 7 58 1987 2 6 4 3 1 0 2 6 8 12 4 9 57 1988 6 5 5 7 3 2 2 9 5 5 *** 4 *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 9 8 4 6 5 1 1 3 4 9 4 10 64 1991 5 4 10 0 1 0 2 2 6 4 6 9 49 1992 8 6 5 9 6 3 3 5 7 5 7 6 70 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 3 4 *** *** 3 8 1 1 3 7 10 4 *** 1995 5 3 3 3 3 4 0 3 0 5 1 8 38 1996 5 6 9 9 3 4 1 3 6 8 7 3 64 1997 5 7 7 1 2 3 4 2 12 2 7 3 55 1998 5 6 2 5 0 1 2 5 14 6 9 7 62 1999 5 4 4 3 6 0 5 7 8 7 6 5 60 2000 9 5 7 0 0 0 0 2 6 13 8 6 56 2001 10 1 3 0 2 0 2 3 3 3 3 5 35 2002 1 2 4 8 5 0 2 4 3 4 6 8 47 2003 5 5 6 5 3 4 3 1 13 1 8 9 63 MEAN 5 5 5 4 3 2 2 4 6 6 7 7 56 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. HIGHEST AND LOWEST LIMITS FOR 21 YEARS DURING 1983-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 15.0 19.0 24.0 23.0 31.0 31.2 29.2 30.2 29.8 23.4 21.2 20.2 1 YEAR - DAY 2000-26 1991-17 2002-27 1986-16 2002-31 1998-13 2002-31 1997-13 1998-21 1997-18 1983-22 1987-23 LOW. DRY 03 -10.8 -4.0 -1.8 1.4 6.4 12.4 15.6 14.0 11.4 4.0 -1.0 -3.0 2 YEAR - DAY 1992-28 1998-17 1991-11 1988- 6 1992- 5 2003- 7 1999-15 1999- 7 1991-28 1984-21 1987-30 1988-29 HIG. WET 03 14.6 17.2 23.6 21.0 30.8 31.0 29.0 30.0 29.6 23.2 20.8 19.0 3 YEAR - DAY 2000-26 1998- 7 2002-27 2000-23 2002-31 1998-13 2002-31 1997-13 1998-21 1997-18 1995- 4 2003-18 LOW. WET 03 -11.0 -6.0 -3.2 1.2 6.2 12.0 15.0 13.0 11.2 3.8 -1.6 -3.4 4 YEAR - DAY 1992-28 1998-23 1990-18 1988- 6 1992- 5 2003- 7 1999-15 1999- 7 1991-28 1984-21 1987-30 1988-29 HIG. DRY 09 24.4 27.2 29.0 34.8 32.4 37.4 35.6 36.4 35.8 33.4 31.6 28.4 5 YEAR - DAY 2003- 7 1985-15 2002-27 1986-15 1984-26 1998-25 2001-29 2000- 3 1996- 9 1996-24 1995- 8 1987-12 LOW. DRY 09 0.2 -0.4 0.2 4.4 8.4 14.8 17.6 18.6 14.4 8.2 4.6 1.6 6 YEAR - DAY 2001-28 1997-12 1985- 7 1990- 2 1999- 9 1994- 4 1992-11 1984-11 1997-14 1987-26 1984-30 1990-25 HIG. WET 09 23.4 25.2 28.0 31.6 30.4 33.2 35.0 34.4 35.4 33.0 31.4 27.0 7 YEAR - DAY 2003- 7 2003- 3 2002-27 1998-14 1995-24 1998-19 2001-29 2003-12 1996- 9 1996-24 1995- 8 2003-16 LOW. WET 09 0.0 -0.6 0.0 4.0 8.0 12.6 17.2 16.8 11.9 7.6 4.4 1.2 8 YEAR - DAY 2001-28 1997-12 1985- 7 1990- 2 1992- 2 1991- 4 1992-11 1992-28 2002-18 1987-26 1984-30 1988-28 HIG. DRY 15 20.8 23.0 23.0 33.6 27.8 32.4 33.2 33.0 30.4 30.2 28.8 25.0 9 YEAR - DAY 1997- 6 1996- 9 2002-27 1983-18 1985-30 1995-19 1984-21 1999- 1 1996- 9 1992-24 1995- 8 2002-10 LOW. DRY 15 -2.4 -0.2 0.2 3.4 9.0 15.0 17.4 17.4 13.8 7.2 4.4 0.4 10 YEAR - DAY 2000-31 1994-14 1985- 2 1990- 2 1992- 2 1994- 4 1992-11 1984-30 1992-28 1987-26 1984-30 1990-25 HIG. WET 15 20.6 22.8 22.4 32.0 27.4 31.4 31.4 31.8 29.6 25.2 28.4 24.4 11 YEAR - DAY 1997- 6 1996- 9 2002-27 1983-18 1996-16 1998-21 2002-13 1999- 1 1996- 6 1998- 1 1995- 8 2002-10 LOW. WET 15 -2.6 -0.4 0.0 2.6 7.6 14.8 17.0 16.6 13.2 7.2 4.0 0.2 12 YEAR - DAY 2000-31 1994-14 1985- 7 1990- 2 1992- 2 1994- 4 1992-11 1992-28 1992-29 1987-26 1984-30 1990-25 HIG. MIN. 15.0 16.0 14.0 24.0 22.0 25.0 26.0 27.0 24.0 22.0 17.5 19.5 13 YEAR - DAY 1987-10 1991-17 1990- 2 1987-24 2001-15 1998-24 1996-25 1987-15 1985- 2 1997-18 1983-23 1987-23 LOW. MIN. -11.5 -5.0 -7.0 1.0 5.5 10.5 14.0 12.0 9.5 3.5 -1.5 -5.0 14 YEAR - DAY 1992-28 1998-17 1985- 4 1988- 6 1984- 2 2003- 7 1994- 1 1999- 7 1991-28 1984-21 1987-30 1983-31 HIG. MAX. 29.0 29.0 31.0 36.0 37.5 39.4 37.0 38.0 39.5 35.0 32.5 30.0 15 YEAR - DAY 2003- 7 1996- 9 2002-27 1986-15 1987-23 1998-25 1991- 3 1987- 9 2001-14 1996-24 1995- 8 1987-12 LOW. MAX. 1.0 1.0 1.0 7.5 10.0 17.0 19.2 19.0 15.5 10.0 5.5 3.5 16 YEAR - DAY 1997-31 1984-16 1985- 7 1997-11 1992- 2 1994- 4 1999-14 1987-28 1997-14 1987-27 1984-30 1984- 6 HIG. PPTN 47.0 101.0 50.0 75.0 43.0 59.0 84.0 72.0 165.0 160.0 82.0 127.0 17 YEAR - DAY 1988-19 1999-26 2002-18 1995-25 1990-13 1994-27 1991-14 1987-26 1985-15 1990-14 1984-30 1983-14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 21 YEARS DURING 1983-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 19.0 21.8 22.6 23.8 15.8 15.2 15.0 15.8 19.8 20.2 19.8 19.6 18 YEAR - DAY 2000-25 1985-15 2002- 8 1995-11 2003- 5 1998-25 2000-28 1985-12 1996-29 1996-24 1999-16 2003- 8 DRY 15 - DRY 09 12.6 15.4 16.4 15.8 13.4 10.8 9.4 10.4 9.4 14.8 16.2 13.8 19 YEAR - DAY 2000-26 1999- 3 2002- 8 2003- 2 2003- 5 1998-25 2003-31 2003- 3 2001-30 2003-25 1999-16 1999-29 DRY 15 - DRY 03 14.0 17.2 11.8 15.0 12.0 11.4 13.6 12.6 11.6 17.6 12.4 15.6 20 YEAR - DAY 2000-25 2003- 1 1995-30 1997- 6 1991- 7 1995-19 1996-15 1985-13 1995-16 1992-24 1992- 6 1984-13 WET 09 - WET 03 18.0 21.2 21.6 19.2 15.8 12.4 14.8 14.6 19.6 20.0 17.0 19.6 21 YEAR - DAY 1994-31 2001- 2 2002- 8 1998-14 2003- 5 1995- 6 1998-26 2003- 3 1996-29 1996-24 2003-21 2003- 8 WET 15 - WET 09 11.4 12.4 15.4 15.6 13.2 7.6 9.4 10.4 15.1 14.8 13.6 13.0 22 YEAR - DAY 2002-27 2001-24 2002- 8 2003- 2 2003- 5 1995-23 2003-31 2003- 3 2002-19 2003-25 1995- 9 1999-29 WET 15 - WET 03 13.8 17.2 11.8 15.0 11.0 10.2 13.6 12.6 13.2 10.8 11.6 15.2 23 YEAR - DAY 2000-25 2003- 1 1997- 1 1997- 6 1991- 7 1995-19 1996-15 1996-25 1996- 6 1983-10 2001-21 2003- 8 DAY BY DAY DRY 03 14.2 17.2 16.4 12.6 13.6 11.8 8.6 14.2 10.2 10.4 15.6 17.4 24 YEAR - DAY 1985-21 1998-23 1988- 3 1986-17 2003-19 2002- 1 2002-30 1999- 7 2000-25 1996-23 2001-30 2003-16 DAY BY DAY WET 03 13.4 19.0 11.6 9.2 13.8 11.8 8.8 15.0 10.2 10.2 10.4 17.2 25 YEAR - DAY 2000-19 1998-23 2002-28 1992-21 2003-19 2002- 1 1999-16 1999- 7 2000-25 1996-23 1995- 5 2003-16 DAY BY DAY DRY 09 15.4 19.6 21.0 18.0 12.2 13.0 10.2 11.4 12.6 16.0 14.4 18.2 26 YEAR - DAY 2000-25 1985-16 1997-23 1986-16 2003- 7 1995-22 2001-20 1994-16 2001- 1 1996- 2 1992-22 1987-13 DAY BY DAY WET 09 11.6 19.2 20.4 12.6 12.0 11.5 10.0 10.0 19.5 15.8 12.8 17.6 27 YEAR - DAY 1994-30 1998- 8 1997-23 2003- 3 2003- 7 1995-22 2001-20 2001-11 2002-18 1996- 2 2003-22 2003-16 DAY BY DAY DRY 15 11.0 14.6 15.4 16.0 8.6 11.6 9.0 11.6 9.2 14.0 13.6 14.2 28 YEAR - DAY 2000-25 1996-10 1988- 1 1983-19 1995-27 1995-22 1999-12 1999- 7 1987-23 1992-24 1995- 9 1999- 7 DAY BY DAY WET 15 10.6 14.6 11.8 15.4 8.6 10.8 8.6 11.4 8.8 10.0 13.6 11.2 29 YEAR - DAY 1997- 6 1996-10 2002-27 1997- 5 1995-27 1995-22 1999-12 1999- 7 1996-15 1994- 4 1995- 9 1999-15 DAY BY DAY MIN. 12.0 14.5 8.0 15.0 6.5 5.5 8.2 10.0 7.5 8.0 9.0 12.0 30 YEAR - DAY 2000-19 1991-18 1990- 3 1987-24 1984- 2 1984- 8 2001-21 1999- 7 1991-27 1992-12 1995-12 1995-22 DAY BY DAY MAX. 16.0 21.8 18.5 18.0 13.5 14.0 10.8 10.0 11.6 16.0 15.0 18.5 31 YEAR - DAY 2003- 7 1998- 8 1988- 1 1987-25 2001-24 1995-22 1999-14 2000- 6 2001- 1 2002-22 1992- 7 2003-20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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.***** ***** ***** 15.5 21.1 23.2 26.7 24.8 21.2 16.9 15.1 8.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 10.0 17.1 19.3 21.7 21.1 17.6 12.2 11.3 4.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 21.1 25.1 27.1 31.7 28.5 24.7 21.8 18.9 12.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 11.1 8.0 7.8 10.0 7.4 7.1 9.6 7.6 8.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** 7.75 12.19 14.32 16.55 15.84 12.58 9.29 8.83 5.75 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** 10.69 16.00 17.87 22.94 19.57 15.79 12.64 10.62 7.18 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** 11.25 15.19 17.54 22.70 19.46 15.53 12.36 ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 3.5 12.5 14.0 16.5 16.8 12.5 7.0 4.4 -5.0 ****** DAY ** ** ** 2 1 30 1 27 29 9 27 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 34.5 30.4 31.0 35.1 35.1 30.0 28.3 28.5 21.0 ****** DAY ** ** ** 18 26 18 12 15 9 11 12 2 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** 30.5 31.5 28.5 23.0 23.0 61.0 29.0 21.0 127.0 ****** DAY ** ** ** 28 30 26 30 23 14 15 25 14 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** 70.3 83.0 66.0 35.0 77.5 218.5 110.5 109.5 236.7 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 21.8 32.9 45.4 NO. OF DAYS WITH PRECIPITATION. *** *** *** 9 13 12 6 11 12 11 13 18 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** 9 12 10 5 10 11 10 12 14 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** 2 3 2 1 3 8 4 5 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** 94 94 94 92 95 95 96 94 95 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** 76 86 84 83 84 85 82 83 84 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** 93 94 92 92 94 97 97 *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 2 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 3 22 19 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 1 2 6 28 15 1 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 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 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** 0 0 0 0 0 0 0 0 8 *** DATE OF START AND END FREEZING START = 21 DEC. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 7.8 3.5 8.8 14.7 18.3 23.0 27.2 24.0 22.9 17.5 13.4 5.5 15.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.1 1.4 7.0 11.3 13.3 18.2 21.7 20.0 17.9 12.2 10.6 2.7 11.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.5 5.5 10.6 18.2 23.2 27.8 32.6 28.0 27.8 22.8 16.3 8.5 19.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.4 4.1 3.6 6.9 9.9 9.6 10.9 8.0 9.9 10.6 5.7 5.8 7.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.10 4.08 6.20 8.32 9.85 13.12 16.28 14.62 12.90 9.09 8.05 4.54 9.35 MEAN OF MIXING RATIO AT 09 GMT. 6.66 4.52 6.71 9.90 12.44 16.67 21.35 18.00 18.30 11.99 9.03 5.19 11.73 MEAN OF MIXING RATIO AT 15 GMT. 6.37 4.89 6.84 9.67 12.94 16.80 21.64 18.18 17.05 12.07 8.75 5.23 11.70 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -3.0 3.0 5.0 5.5 13.5 18.5 15.4 13.0 3.5 5.2 -2.0 -3.0 DAY 1 1 17 5 2 17 4 22 27 21 30 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.8 8.5 17.0 27.5 35.5 34.0 36.8 32.0 32.0 28.5 23.0 17.5 36.8 DAY 6 2 28 27 26 10 22 19 13 1 25 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 28.5 22.0 33.0 14.0 30.5 19.0 9.0 69.0 3.5 80.0 82.0 24.0 82.0 DAY 17 4 26 23 1 15 3 11 4 19 30 19 MONTHLY TOTAL PRECIPITATION IN MM. 88.5 133.5 78.0 43.5 77.0 23.5 9.0 204.0 11.5 166.9 269.5 145.5 1250.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.0 11.5 18.0 46.5 NO. OF DAYS WITH PRECIPITATION. 13 19 17 12 11 4 1 11 8 10 16 19 141 NO. OF DAYS PRECIPITATION EQUAL 11 16 15 9 7 3 1 11 5 8 14 18 118 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 5 2 1 2 1 0 8 0 5 5 6 37 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 93 97 95 91 91 90 94 96 96 95 94 94 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 84 85 87 83 77 77 76 81 83 75 84 81 81 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 92 97 96 93 91 87 87 93 95 95 92 91 92 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 20 8 3 0 0 0 37 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 2 9 29 15 3 0 0 0 58 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. 2 7 0 0 0 0 0 0 0 0 0 6 15 DATE OF START AND END FREEZING START = 8 DEC. END = 20 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 6.2 7.6 6.0 15.6 21.4 24.8 24.7 25.2 22.9 16.5 13.6 8.5 16.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.5 3.2 2.8 11.2 15.9 20.2 20.7 19.1 18.1 12.7 10.0 5.2 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.2 11.9 9.2 20.0 26.5 29.4 28.8 31.3 27.6 20.5 17.3 11.7 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.7 8.7 6.4 8.8 10.6 9.2 8.1 12.2 9.5 7.8 7.3 6.5 8.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.77 4.24 5.50 8.19 11.62 14.78 15.02 14.15 13.17 9.48 7.91 5.72 9.55 MEAN OF MIXING RATIO AT 09 GMT. 5.54 4.70 5.53 9.66 14.81 18.01 16.89 17.60 15.44 11.26 9.56 6.66 11.30 MEAN OF MIXING RATIO AT 15 GMT. 5.49 5.22 5.79 9.78 14.29 18.04 17.03 18.69 16.22 11.40 9.34 6.49 11.48 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.2 -2.0 -7.0 4.8 8.0 17.0 17.0 14.5 14.5 6.0 4.0 -0.5 -7.0 DAY 18 24 4 1 4 10 24 12 20 29 28 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.0 28.5 17.0 27.0 32.0 32.5 32.5 35.0 32.5 25.5 24.0 16.5 35.0 DAY 21 15 15 11 30 26 12 6 1 8 3 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 21.0 15.5 7.5 6.0 12.5 8.0 13.5 165.0 71.0 68.5 34.0 165.0 DAY 23 18 24 27 22 15 3 23 15 11 13 1 MONTHLY TOTAL PRECIPITATION IN MM. 73.0 71.5 61.5 12.5 16.0 17.5 28.5 35.5 284.0 270.5 164.5 182.0 1217.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 16.9 3.8 28.6 50.7 NO. OF DAYS WITH PRECIPITATION. 10 13 14 8 6 3 8 5 7 14 16 13 117 NO. OF DAYS PRECIPITATION EQUAL 8 12 11 2 3 2 7 5 7 12 13 11 93 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 2 0 0 1 0 2 5 7 5 7 33 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 84 96 94 92 91 92 94 96 97 97 96 94 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 80 66 78 75 73 74 73 68 72 81 84 84 76 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 92 84 93 87 85 84 84 84 89 94 96 94 89 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 3 0 0 0 0 0 0 0 0 0 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 12 15 10 3 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 14 13 23 11 0 0 0 65 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. 9 7 9 0 0 0 0 0 0 0 0 1 26 DATE OF START AND END FREEZING START = 31 DEC. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 8.2 7.0 6.8 15.4 18.6 23.5 26.2 26.4 24.0 17.7 11.7 8.8 16.2 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.0 3.8 3.5 10.3 14.4 18.6 21.6 20.4 18.0 13.9 9.4 3.5 11.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.1 10.7 10.0 20.3 23.3 28.4 30.9 32.4 30.0 21.5 14.1 14.0 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.1 6.9 6.5 10.0 8.9 9.8 9.3 12.0 12.0 7.6 4.7 10.5 9.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.99 5.09 5.11 8.37 10.73 ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 6.15 5.92 5.58 9.93 11.84 ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 6.22 5.82 5.70 9.72 11.62 ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.5 -1.0 -1.2 6.5 8.5 13.0 17.0 17.0 13.5 10.0 2.5 -3.0 -4.5 DAY 21 8 17 1 18 23 22 6 30 13 14 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 24.5 17.0 36.0 31.0 33.0 35.0 34.5 34.5 30.0 22.0 26.0 36.0 DAY 9 27 27 15 3 6 9 26 2 22 2 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 19.5 14.0 18.0 8.5 13.0 42.0 3.0 42.0 71.5 88.0 51.5 50.5 88.0 DAY 20 1 20 17 13 20 19 24 29 24 11 9 MONTHLY TOTAL PRECIPITATION IN MM. 63.0 66.5 106.0 34.0 60.0 101.5 13.0 44.0 151.5 202.5 257.5 220.5 1320.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 17.8 14.8 15.8 51.6 NO. OF DAYS WITH PRECIPITATION. 9 11 16 10 15 5 6 3 6 13 22 10 126 NO. OF DAYS PRECIPITATION EQUAL 6 9 14 8 13 5 6 2 4 11 19 10 107 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 3 4 0 2 3 0 1 3 6 11 6 42 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 91 95 94 93 95 *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 76 81 80 75 74 *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 92 92 88 86 83 *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 22 12 5 0 0 0 45 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 1 1 13 23 28 19 1 0 0 86 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. 3 2 5 0 0 0 0 0 0 0 0 9 19 DATE OF START AND END FREEZING START = 4 DEC. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 10.8 7.9 8.6 13.1 20.5 24.8 25.8 25.5 21.4 13.9 11.8 9.6 16.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 6.0 4.4 5.6 8.6 15.3 19.0 20.3 21.1 16.1 10.1 6.9 4.9 11.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 15.5 11.4 11.5 17.5 25.6 30.6 31.3 29.9 26.6 17.9 16.9 14.7 20.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 7.0 5.9 8.9 10.3 11.6 11.0 8.8 10.5 7.8 10.0 9.8 9.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** 12.00 8.23 6.41 5.41 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** 13.55 9.36 7.85 6.31 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** 14.20 9.40 7.80 6.37 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.5 -1.5 2.5 2.0 10.0 15.5 15.0 15.0 11.5 4.5 -1.5 -1.0 -1.5 DAY 12 7 23 6 6 6 4 30 24 11 30 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 28.5 28.5 18.0 31.0 37.5 36.0 36.0 38.0 32.0 29.5 26.0 30.0 38.0 DAY 31 25 6 24 23 20 30 9 30 2 3 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 13.0 20.5 15.5 6.0 2.5 28.5 72.0 69.0 114.0 33.5 26.5 114.0 DAY 19 21 28 5 30 5 10 26 23 26 25 27 MONTHLY TOTAL PRECIPITATION IN MM. 28.5 76.0 76.5 59.5 10.5 2.5 49.0 198.5 153.5 359.5 92.0 121.0 1227.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 14.8 5.9 32.7 46.7 NO. OF DAYS WITH PRECIPITATION. 10 16 17 13 4 1 4 10 12 19 8 13 127 NO. OF DAYS PRECIPITATION EQUAL 7 16 14 10 4 1 4 7 12 17 8 12 112 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 2 3 0 0 2 5 6 11 3 5 40 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** 97 97 94 89 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** 70 82 76 73 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** 87 93 90 87 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 1 0 6 15 15 0 0 0 0 37 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 2 2 16 27 19 5 0 0 1 72 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. 1 3 0 0 0 0 0 0 0 0 1 4 9 DATE OF START AND END FREEZING START = 30 NOV. END = 22 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 5.8 6.7 9.8 15.4 19.1 25.5 25.6 24.4 21.8 18.0 ***** 9.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 2.4 2.7 5.4 10.2 14.2 19.7 20.1 20.1 17.5 13.7 ***** 5.7 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.2 10.6 14.7 20.5 23.8 31.2 31.3 29.0 26.2 22.4 ***** 13.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.8 7.9 9.3 10.3 9.6 11.5 11.2 8.9 8.7 8.7 ***** 7.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.70 4.72 5.96 8.01 10.55 14.92 15.71 15.14 13.28 10.46 ***** 5.93 ***** MEAN OF MIXING RATIO AT 09 GMT. 5.42 5.39 6.63 8.76 11.19 15.94 18.26 16.45 14.91 12.64 ***** 6.78 ***** MEAN OF MIXING RATIO AT 15 GMT. 5.41 5.52 6.63 8.88 11.23 16.43 18.73 17.13 15.70 12.43 ***** 6.81 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.5 -2.5 1.0 1.0 7.5 15.0 15.0 15.5 12.0 9.5 ***** -4.5 ****** DAY 3 7 6 6 2 1 28 26 22 25 ** 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 27.0 27.5 30.0 31.0 37.0 35.0 34.0 33.0 28.0 ***** 22.0 ****** DAY 8 29 3 15 19 13 6 2 19 7 ** 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 47.0 22.0 10.5 12.5 10.0 35.0 11.5 35.5 25.5 50.5 ***** 18.5 ****** DAY 19 17 9 1 2 19 26 5 21 22 ** 18 MONTHLY TOTAL PRECIPITATION IN MM. 158.0 64.5 57.5 80.5 37.0 47.0 23.5 165.0 105.5 137.5 ***** 59.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.9 17.6 31.4 21.0 NO. OF DAYS WITH PRECIPITATION. 15 11 13 15 8 4 6 17 9 12 *** 8 *** NO. OF DAYS PRECIPITATION EQUAL 13 9 12 14 8 4 6 15 9 11 *** 7 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 6 2 1 4 1 1 1 6 4 5 *** 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 95 93 94 93 91 93 95 96 98 *** 93 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 85 77 77 69 69 63 72 75 77 88 *** 77 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 91 88 88 81 78 77 79 86 90 92 *** 89 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 1 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 9 9 0 0 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 2 23 27 16 6 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. 9 6 0 0 0 0 0 0 0 0 *** 4 *** DATE OF START AND END FREEZING START = 24 DEC. END = 17 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 4.7 6.7 10.3 14.1 18.2 24.1 25.9 24.4 22.9 17.4 14.0 8.6 15.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -0.0 2.6 5.4 9.6 13.1 19.1 21.1 19.6 17.4 12.2 9.0 4.6 11.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.5 11.8 14.9 19.0 23.2 29.1 30.7 29.3 28.6 22.8 19.3 12.5 20.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 9.2 9.5 9.4 10.1 10.0 9.6 9.7 11.2 10.6 10.3 7.9 9.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.12 4.69 5.55 7.95 10.03 14.34 15.92 14.85 13.32 9.70 7.91 5.81 9.52 MEAN OF MIXING RATIO AT 09 GMT. 4.97 5.25 6.18 8.69 10.76 14.77 16.47 16.04 15.00 11.71 9.64 6.84 10.53 MEAN OF MIXING RATIO AT 15 GMT. 4.96 5.54 6.18 8.66 10.93 14.99 17.07 16.59 15.87 12.11 9.29 6.68 10.74 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.5 -1.5 -4.0 3.0 9.5 14.5 16.5 16.5 15.0 7.5 3.0 -1.0 -4.5 DAY 14 25 18 3 8 8 6 1 10 17 14 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 26.5 27.5 29.5 29.5 33.0 33.0 33.5 35.5 32.0 25.0 23.0 35.5 DAY 19 17 2 12 31 3 8 24 14 23 3 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 29.0 35.0 40.0 57.0 43.0 11.0 44.0 19.0 21.0 160.0 13.5 81.0 160.0 DAY 25 20 16 2 13 29 31 26 15 14 10 25 MONTHLY TOTAL PRECIPITATION IN MM. 148.0 137.5 94.5 119.5 77.5 11.0 47.0 44.5 59.0 400.5 48.0 229.0 1416.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 26.8 14.7 10.6 47.8 NO. OF DAYS WITH PRECIPITATION. 13 14 12 10 8 1 3 7 6 13 4 16 107 NO. OF DAYS PRECIPITATION EQUAL 12 14 11 10 7 1 2 7 5 13 4 14 100 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 6 4 3 4 1 1 1 2 3 5 4 6 40 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 91 91 95 93 92 93 95 97 97 96 96 94 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 70 68 73 65 62 65 69 67 76 76 82 71 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 85 80 82 77 74 74 81 85 93 89 93 84 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 1 0 0 0 0 0 0 0 0 0 2 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 18 7 0 0 0 0 28 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 0 14 23 16 11 1 0 0 65 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. 17 4 4 0 0 0 0 0 0 0 0 2 27 DATE OF START AND END FREEZING START = 26 DEC. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 5.4 5.5 8.5 15.1 18.8 24.0 26.3 25.5 21.6 18.9 12.2 8.4 15.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 1.5 1.8 5.4 10.5 14.1 18.8 20.2 20.3 16.4 13.7 8.3 4.2 11.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.4 9.7 11.3 19.8 23.5 29.3 32.3 30.7 26.8 24.1 16.0 12.5 20.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.9 7.9 5.9 9.3 9.4 10.5 12.1 10.4 10.4 10.4 7.7 8.3 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.61 4.37 5.78 8.33 10.47 13.62 15.40 15.53 12.48 10.39 7.47 5.56 9.50 MEAN OF MIXING RATIO AT 09 GMT. 5.70 5.04 6.56 9.56 13.23 15.33 17.56 17.24 14.14 12.84 9.04 6.60 11.07 MEAN OF MIXING RATIO AT 15 GMT. 5.54 5.19 6.30 9.34 12.30 15.49 18.46 17.92 14.51 12.60 8.64 6.34 11.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 -4.5 -2.5 5.5 9.0 14.5 16.5 16.5 9.5 7.0 2.0 -1.8 -4.5 DAY 6 14 11 14 7 6 15 28 28 17 30 17 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.5 24.0 19.0 31.5 27.0 34.0 37.0 34.5 31.0 28.0 20.5 23.5 37.0 DAY 3 18 28 26 28 22 3 1 7 4 1 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 33.5 29.5 3.0 6.0 0.0 84.0 7.0 40.0 16.0 73.0 36.0 84.0 DAY 15 21 10 4 11 ** 14 13 25 16 15 16 MONTHLY TOTAL PRECIPITATION IN MM. 60.0 79.0 157.5 12.5 9.0 0.0 103.5 19.5 130.5 57.5 156.5 130.0 915.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 32.4 2.3 27.7 37.6 NO. OF DAYS WITH PRECIPITATION. 15 12 19 7 6 0 5 4 7 9 14 13 111 NO. OF DAYS PRECIPITATION EQUAL 13 9 17 7 2 0 4 4 7 6 14 13 96 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 7 0 0 0 2 0 4 3 2 4 25 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 88 94 93 92 90 91 94 96 95 96 94 93 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 82 76 86 73 80 68 67 68 70 74 84 79 76 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 94 87 91 85 85 74 75 82 84 89 94 91 86 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 13 11 1 0 0 0 31 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 1 0 13 23 23 2 0 0 0 62 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. 9 9 3 0 0 0 0 0 0 0 0 6 27 DATE OF START AND END FREEZING START = 15 DEC. END = 12 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 4.6 5.9 7.3 13.1 16.7 23.5 23.9 22.7 20.9 16.8 12.5 8.5 14.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -0.1 1.3 3.2 8.4 12.2 18.7 20.3 17.6 15.8 11.1 7.5 5.1 10.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.4 10.6 11.5 17.7 21.2 28.3 27.6 27.9 25.9 22.5 17.6 11.8 19.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.5 9.3 8.3 9.3 9.0 9.6 7.3 10.3 10.1 11.4 10.1 6.7 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.80 4.07 4.97 7.19 9.49 14.07 15.60 12.87 11.49 8.57 6.62 5.57 8.69 MEAN OF MIXING RATIO AT 09 GMT. 4.80 5.08 5.83 8.12 10.15 16.23 16.73 20.07 18.50 13.25 8.56 6.46 11.15 MEAN OF MIXING RATIO AT 15 GMT. 4.73 5.24 5.90 7.81 10.33 16.14 17.12 17.08 14.83 11.32 8.31 6.17 10.41 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.5 -3.0 -2.5 5.0 6.0 12.0 16.0 13.0 10.5 6.0 0.0 -3.0 -11.5 DAY 28 12 1 3 5 8 12 21 28 8 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 24.0 17.0 31.0 31.0 34.5 32.5 31.5 30.5 33.0 29.5 24.0 34.5 DAY 18 19 31 21 29 19 3 26 3 24 22 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 41.5 23.0 26.0 73.0 23.0 11.5 77.0 43.5 55.5 92.0 33.0 58.5 92.0 DAY 8 15 9 18 4 6 11 2 15 6 26 17 MONTHLY TOTAL PRECIPITATION IN MM. 162.5 103.0 83.5 184.5 96.0 33.5 133.0 127.0 159.0 187.5 134.0 143.0 1546.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.6 20.3 27.1 30.0 NO. OF DAYS WITH PRECIPITATION. 10 13 10 13 13 7 8 10 14 5 7 12 122 NO. OF DAYS PRECIPITATION EQUAL 9 12 9 12 11 5 5 10 14 5 7 10 109 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 7 3 4 7 5 2 3 5 6 3 7 4 56 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 88 88 93 93 92 93 93 90 90 91 90 89 91 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 75 76 74 72 73 78 90 92 84 76 81 79 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 91 87 84 81 79 83 85 90 90 88 91 88 86 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 0 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 9 2 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 1 1 13 7 12 4 3 0 0 41 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. 15 12 9 0 0 0 0 0 0 0 2 3 41 DATE OF START AND END FREEZING START = 27 NOV. END = 13 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 7.4 4.5 ***** ***** 19.5 21.3 24.6 25.1 21.1 17.5 12.8 6.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 4.0 1.5 ***** ***** 15.7 17.7 19.7 20.4 15.4 12.7 8.6 3.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.8 7.6 ***** ***** 23.4 25.0 29.4 29.8 26.9 22.2 17.0 10.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.8 6.1 ***** ***** 7.7 7.3 9.7 9.4 11.5 9.5 8.4 7.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.27 4.44 ***** ***** 11.86 13.40 15.11 15.53 11.35 9.60 7.36 5.31 ***** MEAN OF MIXING RATIO AT 09 GMT. 7.10 5.35 ***** ***** 15.67 17.88 22.67 19.82 19.48 15.27 11.14 7.17 ***** MEAN OF MIXING RATIO AT 15 GMT. 6.28 5.09 ***** ***** 14.41 16.58 20.68 20.87 17.19 12.44 9.23 6.03 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 -3.0 ***** ***** 10.5 13.0 14.0 17.5 12.0 9.0 3.0 -4.0 ****** DAY 22 4 ** ** 18 5 1 13 20 9 10 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 14.5 ***** ***** 32.0 30.5 34.0 34.0 30.0 28.5 26.5 23.0 ****** DAY 31 5 ** ** 29 11 22 15 10 19 20 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 45.5 11.5 ***** ***** 26.5 59.0 23.0 9.5 25.0 99.0 56.0 20.0 ****** DAY 5 28 ** ** 17 27 26 19 3 20 5 21 MONTHLY TOTAL PRECIPITATION IN MM. 74.5 53.0 ***** ***** 57.5 158.0 23.0 20.0 44.5 231.5 233.5 61.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 13.3 22.5 9.1 55.0 NO. OF DAYS WITH PRECIPITATION. 8 14 *** *** 8 11 1 5 7 13 13 10 *** NO. OF DAYS PRECIPITATION EQUAL 5 13 *** *** 7 9 1 5 7 12 13 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 *** *** 2 5 1 0 1 6 7 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 96 *** *** 96 96 96 97 97 97 97 96 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 92 90 *** *** 91 94 92 95 94 95 95 95 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 95 94 *** *** 95 95 94 96 95 97 97 96 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** 0 0 0 0 0 0 0 1 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** 1 4 12 14 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** 1 1 12 18 3 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 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 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 4 11 *** *** 0 0 0 0 0 0 0 7 *** DATE OF START AND END FREEZING START = 6 DEC. END = 21 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 8.3 8.4 10.4 16.2 21.0 24.2 26.2 26.0 23.3 16.7 14.8 8.3 17.0 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.7 5.2 6.6 11.3 16.3 19.2 21.7 21.5 18.1 12.5 9.2 4.0 12.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.9 11.6 14.2 21.2 25.6 29.2 30.8 30.6 28.5 21.0 20.5 12.7 21.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.2 6.4 7.6 9.9 9.3 10.0 9.1 9.1 10.4 8.5 11.3 8.7 9.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 6.28 6.05 6.06 8.70 12.20 14.86 16.98 16.80 13.68 9.81 8.26 5.63 10.44 MEAN OF MIXING RATIO AT 09 GMT. 7.96 7.47 8.81 13.09 18.75 22.46 24.84 24.72 22.29 14.44 14.28 8.53 15.64 MEAN OF MIXING RATIO AT 15 GMT. 6.51 6.78 7.96 11.21 16.38 20.64 22.86 21.77 19.31 11.78 10.38 6.57 13.51 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 1.0 1.0 2.6 7.0 12.0 16.0 20.0 20.0 13.0 10.0 2.0 -2.0 -2.0 DAY 28 25 9 8 11 1 2 4 28 6 28 18 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.5 21.5 25.0 32.0 32.0 34.0 34.0 34.0 33.0 29.0 32.5 22.0 34.0 DAY 1 10 31 11 24 21 13 12 8 3 8 22 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.5 23.5 12.0 75.0 9.0 22.5 0.0 12.0 0.0 85.5 22.0 21.0 85.5 DAY 21 5 14 25 6 22 ** 14 ** 24 12 13 MONTHLY TOTAL PRECIPITATION IN MM. 51.0 65.0 38.5 93.0 32.0 52.0 0.0 32.5 0.0 213.0 22.5 107.5 707.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 21.9 25.0 4.6 48.5 NO. OF DAYS WITH PRECIPITATION. 7 9 7 3 7 8 0 5 0 10 2 11 69 NO. OF DAYS PRECIPITATION EQUAL 7 9 5 3 6 7 0 5 0 8 1 11 62 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 2 2 0 1 0 2 0 4 1 4 20 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 97 97 97 96 97 97 96 98 97 97 96 95 97 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 96 95 94 91 93 94 93 93 95 97 96 96 94 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 97 96 96 94 96 96 97 96 97 96 96 95 96 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 26 21 6 0 0 0 57 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 2 5 12 26 23 16 0 1 0 85 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. 0 0 0 0 0 0 0 0 0 0 0 5 5 DATE OF START AND END FREEZING START = 18 DEC. END = 26 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 6.0 7.2 7.9 11.9 20.9 22.2 26.3 25.8 23.4 18.0 12.4 11.8 16.1 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.4 3.7 5.4 8.4 16.2 18.3 21.2 20.8 18.5 13.2 8.8 7.5 12.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.6 10.7 10.4 15.5 25.5 26.1 31.3 30.7 28.3 22.8 16.1 16.1 20.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 5.2 7.0 5.0 7.1 9.3 7.8 10.1 9.9 9.7 9.6 7.3 8.6 8.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.13 5.53 5.80 7.42 12.80 14.11 16.87 16.72 14.18 10.33 7.63 6.96 10.29 MEAN OF MIXING RATIO AT 09 GMT. 6.36 7.30 7.17 10.08 19.35 20.10 26.81 26.57 22.98 16.45 10.67 10.54 15.36 MEAN OF MIXING RATIO AT 15 GMT. 5.90 6.48 6.67 9.36 16.76 17.72 24.00 22.85 18.75 13.32 9.24 8.79 13.32 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.0 -2.0 -1.0 3.0 9.0 14.0 16.0 17.0 14.0 9.0 2.0 3.0 -2.0 DAY 16 4 19 6 2 13 15 18 21 20 13 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 29.0 15.0 26.0 31.0 31.0 34.0 34.0 38.5 35.0 20.5 26.0 38.5 DAY 5 9 30 28 16 1 19 6 9 24 1 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 33.0 24.5 35.0 29.5 20.0 15.0 6.0 13.0 54.0 36.5 53.5 18.0 54.0 DAY 8 12 14 3 26 9 30 29 19 1 11 18 MONTHLY TOTAL PRECIPITATION IN MM. 117.0 96.0 124.0 110.0 49.5 54.5 7.0 32.5 107.0 167.0 176.5 49.5 1090.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 30.9 19.6 13.4 36.0 NO. OF DAYS WITH PRECIPITATION. 13 15 15 14 11 11 2 6 9 11 14 7 128 NO. OF DAYS PRECIPITATION EQUAL 13 13 15 13 8 11 2 5 8 11 13 7 119 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 3 4 4 1 2 0 2 3 6 5 3 37 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 97 96 97 97 97 98 97 96 97 97 96 97 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 96 93 96 96 97 97 97 97 97 97 96 95 96 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 97 96 96 97 97 97 97 97 96 97 97 96 97 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 2 21 17 8 0 0 0 49 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 4 22 21 11 3 0 0 65 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. 6 4 1 0 0 0 0 0 0 0 0 0 11 DATE OF START AND END FREEZING START = 12 JAN. END = 19 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 7.6 5.8 8.4 16.0 20.5 24.4 25.4 26.1 19.8 19.9 12.5 9.2 16.3 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.5 1.2 3.7 10.6 15.7 20.5 21.4 21.6 16.3 15.1 8.6 4.8 11.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.8 10.4 12.9 21.4 25.4 28.2 29.5 30.6 23.4 24.8 16.5 13.5 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.3 9.2 9.2 10.8 9.7 7.7 8.1 9.0 7.1 9.7 7.9 8.7 8.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.22 4.49 5.26 8.61 11.93 16.01 16.87 17.53 12.54 11.77 7.49 6.05 10.31 MEAN OF MIXING RATIO AT 09 GMT. 8.15 7.03 8.14 14.47 18.46 22.72 23.59 25.95 17.01 18.38 10.64 8.75 15.28 MEAN OF MIXING RATIO AT 15 GMT. 6.83 5.94 7.35 12.16 16.48 20.46 22.09 22.68 15.34 15.13 8.90 7.30 13.39 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.0 -4.0 -2.0 1.0 10.5 16.0 17.5 19.0 12.0 9.0 4.0 -1.0 -4.0 DAY 29 1 9 12 6 3 8 21 15 31 15 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 25.0 20.0 29.0 31.0 29.0 32.0 34.8 35.0 33.5 32.0 23.0 22.0 35.0 DAY 6 15 23 29 7 1 11 12 1 14 5 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 30.0 13.0 29.0 7.5 10.0 46.0 31.0 22.5 86.5 44.0 37.5 17.0 86.5 DAY 16 20 20 11 4 23 6 20 13 29 24 11 MONTHLY TOTAL PRECIPITATION IN MM. 67.0 63.0 73.5 8.5 23.0 93.5 106.0 45.0 339.5 93.0 132.5 41.5 1086.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 18.7 11.5 45.2 24.6 NO. OF DAYS WITH PRECIPITATION. 10 11 8 2 6 9 11 7 16 8 11 8 107 NO. OF DAYS PRECIPITATION EQUAL 10 11 8 2 4 9 11 5 16 7 10 8 101 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 1 0 1 2 4 2 10 2 4 2 32 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 94 95 96 97 97 96 97 97 97 97 96 96 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 95 95 95 96 96 97 96 96 97 96 95 94 96 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 97 97 96 96 97 97 97 97 98 96 97 96 97 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 16 21 21 1 1 0 0 60 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 3 0 10 18 21 2 2 0 0 56 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. 9 9 5 0 0 0 0 0 0 0 0 3 26 DATE OF START AND END FREEZING START = 21 DEC. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 5.9 5.0 10.2 16.4 20.5 26.2 26.1 26.7 22.1 18.0 14.5 10.4 16.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 2.9 1.1 6.1 11.2 15.4 20.9 21.1 21.2 18.5 13.5 10.9 7.2 12.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.0 9.1 14.3 21.6 25.6 31.5 31.0 32.2 25.7 22.5 18.1 13.6 21.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.1 8.0 8.2 10.4 10.2 10.6 9.9 11.0 7.2 9.0 7.2 6.4 8.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.88 4.61 6.31 8.73 11.93 17.34 16.77 16.97 14.32 10.62 8.79 6.13 10.62 MEAN OF MIXING RATIO AT 09 GMT. 6.47 6.75 8.92 15.47 18.88 26.36 26.20 27.75 17.50 14.00 10.77 8.38 15.62 MEAN OF MIXING RATIO AT 15 GMT. 5.94 5.46 7.88 12.61 16.60 23.17 23.00 24.10 16.79 12.40 9.30 7.30 13.71 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -5.0 1.0 5.0 8.0 18.0 17.0 19.0 14.0 8.5 8.0 2.8 -5.0 DAY 10 17 3 25 4 18 26 10 29 13 15 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 27.0 26.0 34.5 33.0 39.4 33.5 36.0 33.5 31.0 24.0 19.5 39.4 DAY 14 7 22 14 22 25 26 7 1 1 5 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.0 30.0 8.0 15.0 4.0 35.0 48.0 23.0 49.0 141.0 35.5 52.5 141.0 DAY 9 27 16 1 3 25 12 13 7 8 4 3 MONTHLY TOTAL PRECIPITATION IN MM. 139.3 86.5 37.0 50.5 14.5 39.5 88.0 67.5 344.5 281.5 173.0 150.0 1471.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 17.9 7.1 34.0 41.1 NO. OF DAYS WITH PRECIPITATION. 12 7 12 9 7 2 4 10 15 11 13 11 113 NO. OF DAYS PRECIPITATION EQUAL 10 7 12 9 6 2 3 9 15 10 13 10 106 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 5 0 1 0 1 2 3 13 5 8 4 47 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 96 93 95 95 97 97 96 96 97 97 97 93 96 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 95 93 95 96 96 94 97 96 89 86 90 92 93 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 97 96 96 96 96 96 97 97 96 97 89 96 96 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 17 18 18 3 0 0 0 57 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 1 2 23 22 25 4 1 0 0 78 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. 6 12 0 0 0 0 0 0 0 0 0 0 18 DATE OF START AND END FREEZING START = 4 JAN. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 8.4 10.8 10.1 14.7 18.5 23.7 25.6 27.0 22.3 18.3 11.3 10.2 16.7 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.6 5.6 6.2 10.1 14.0 18.6 20.1 21.9 18.2 13.8 7.1 5.4 12.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.2 16.0 13.9 19.3 23.0 28.7 31.1 32.0 26.4 22.8 15.5 15.1 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.6 10.4 7.7 9.2 9.0 10.1 11.0 10.1 8.2 9.0 8.4 9.7 9.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.64 6.17 6.27 8.13 10.68 14.34 15.41 17.82 13.86 10.19 6.85 5.78 10.10 MEAN OF MIXING RATIO AT 09 GMT. 7.06 8.96 7.77 10.67 15.87 22.42 25.26 25.58 17.66 15.15 8.08 8.45 14.41 MEAN OF MIXING RATIO AT 15 GMT. 6.33 7.30 7.41 9.90 13.81 19.46 22.55 23.57 16.72 12.63 7.14 7.01 12.82 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -0.1 1.0 1.0 6.0 9.0 14.5 14.0 12.0 11.0 9.0 0.2 -2.0 -2.0 DAY 23 22 19 7 9 5 15 7 29 14 29 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 26.0 19.0 30.5 29.5 33.0 35.0 36.0 32.0 29.5 28.5 25.0 36.0 DAY 11 3 7 19 27 27 11 23 2 2 17 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 36.5 101.0 34.0 20.0 17.0 2.0 75.0 37.0 70.5 44.5 26.0 21.5 101.0 DAY 18 26 17 10 10 25 13 7 16 25 27 24 MONTHLY TOTAL PRECIPITATION IN MM. 115.0 123.5 69.5 51.0 62.5 3.0 116.5 122.5 270.0 136.5 121.0 75.5 1266.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.3 9.2 40.2 26.3 NO. OF DAYS WITH PRECIPITATION. 7 5 13 8 10 2 5 9 14 11 17 11 112 NO. OF DAYS PRECIPITATION EQUAL 6 5 10 8 10 2 5 8 14 11 16 11 106 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 2 2 1 2 0 3 4 8 4 5 3 39 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 97 96 95 95 95 94 95 96 96 95 90 95 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 86 85 83 82 95 93 92 88 87 89 82 82 87 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 95 90 94 92 95 94 95 95 95 96 95 94 94 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 15 25 3 0 0 0 46 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 1 0 10 26 24 3 0 0 0 64 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. 2 0 0 0 0 0 0 0 0 0 0 2 4 DATE OF START AND END FREEZING START = 4 DEC. END = 27 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 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. 7.5 6.8 9.1 17.4 19.3 23.1 26.9 26.5 23.0 16.3 11.9 9.8 16.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.1 2.2 5.0 12.1 14.7 17.7 21.2 21.3 19.3 13.4 9.4 6.3 12.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.0 11.4 13.2 22.7 23.9 28.4 32.6 31.7 26.6 19.2 14.4 13.3 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.9 9.2 8.2 10.6 9.2 10.7 11.4 10.4 7.3 5.8 5.0 7.0 8.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.45 4.51 5.49 9.38 11.52 14.33 16.48 16.40 14.71 9.97 7.79 6.42 10.20 MEAN OF MIXING RATIO AT 09 GMT. 6.12 5.76 7.57 15.84 16.77 22.04 24.52 18.74 18.75 12.51 9.61 8.53 13.90 MEAN OF MIXING RATIO AT 15 GMT. 6.26 5.96 6.26 11.57 13.76 17.16 20.48 18.70 15.56 10.04 7.85 6.76 11.70 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -3.0 0.0 6.5 10.5 11.0 17.0 17.0 17.0 10.0 5.0 1.0 -5.0 DAY 30 10 16 2 9 14 28 5 11 16 14 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 24.0 17.0 23.0 28.0 32.0 33.0 36.0 37.0 33.0 27.5 19.5 22.0 37.0 DAY 26 22 11 23 27 7 29 2 8 5 4 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 27.5 29.0 37.0 0.0 0.0 0.0 0.0 11.0 91.0 20.5 32.0 39.0 91.0 DAY 13 8 25 ** ** ** ** 31 11 13 12 10 MONTHLY TOTAL PRECIPITATION IN MM. 156.5 72.5 116.0 0.0 0.0 0.0 0.0 24.5 163.0 168.5 105.5 134.5 941.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 36.7 0.0 19.9 43.4 NO. OF DAYS WITH PRECIPITATION. 16 11 14 0 0 0 0 4 13 21 10 9 98 NO. OF DAYS PRECIPITATION EQUAL 14 11 12 0 0 0 0 4 13 19 9 9 91 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 7 3 4 0 0 0 0 1 4 8 5 4 36 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 87 92 97 95 95 96 92 95 97 95 94 94 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 80 71 85 96 94 95 85 74 91 94 95 94 88 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 94 93 94 95 95 95 95 88 93 95 95 95 94 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 16 17 4 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 6 12 26 23 5 0 0 0 72 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. 6 8 1 0 0 0 0 0 0 0 0 0 15 DATE OF START AND END FREEZING START = 18 JAN. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MEAN AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 6.4 9.2 12.4 15.3 19.9 23.9 25.3 26.4 23.3 ***** 14.2 9.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 3.6 3.8 7.1 11.0 15.1 18.0 19.9 20.6 18.3 ***** 9.3 6.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.1 14.7 17.7 19.6 24.7 29.7 30.7 32.1 28.3 ***** 19.0 13.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 5.5 10.9 10.6 8.6 9.6 11.7 10.8 11.5 10.0 ***** 9.7 6.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.18 5.29 6.48 8.89 11.92 14.93 15.37 16.32 14.21 ***** 8.01 6.40 ***** MEAN OF MIXING RATIO AT 09 GMT. 6.61 9.12 10.65 12.96 17.67 22.51 25.22 27.46 21.23 ***** 11.36 8.61 ***** MEAN OF MIXING RATIO AT 15 GMT. 5.60 7.00 7.63 9.18 14.12 18.03 20.13 21.57 16.84 ***** 8.66 6.82 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -1.0 -3.0 2.0 7.0 11.0 14.0 16.0 16.0 15.0 ***** 1.0 -1.0 ****** DAY 9 1 10 22 3 6 20 13 22 ** 25 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 27.0 25.0 29.0 29.0 33.0 36.0 35.0 39.5 ***** 24.5 21.0 ****** DAY 1 18 21 26 9 15 29 3 14 ** 16 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 38.1 14.0 22.0 1.5 20.0 2.0 15.0 29.0 90.0 60.5 57.0 28.0 90.0 DAY 28 5 23 9 24 9 19 28 1 1 19 8 MONTHLY TOTAL PRECIPITATION IN MM. 127.6 18.0 56.0 3.5 38.0 3.5 27.5 61.3 144.5 106.4 117.5 78.0 781.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 25.8 5.8 29.8 38.6 NO. OF DAYS WITH PRECIPITATION. 12 3 6 3 4 2 3 6 7 6 7 8 67 NO. OF DAYS PRECIPITATION EQUAL 12 3 6 3 4 2 3 5 7 6 7 8 66 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 3 0 2 0 2 3 2 3 3 3 25 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 93 95 96 96 96 95 95 96 *** 93 95 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 94 93 94 95 95 94 96 95 95 *** 94 95 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 95 95 95 95 96 96 97 96 96 *** 95 95 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 5 7 15 3 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 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 0 16 22 25 12 *** 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. 8 2 0 0 0 0 0 0 0 *** 0 3 *** DATE OF START AND END FREEZING START = 19 DEC. END = 2 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MEAN AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 7.7 10.1 12.8 13.4 17.7 24.5 26.7 26.7 24.6 21.6 14.4 13.6 17.8 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.1 4.4 7.4 10.1 13.1 19.0 20.8 21.6 18.7 16.2 8.8 8.2 12.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.4 15.8 18.3 16.7 22.3 30.0 32.6 31.8 30.4 27.0 20.1 19.0 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.3 11.4 10.9 6.6 9.2 11.0 11.8 10.2 11.7 10.8 11.4 10.8 10.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.97 5.66 7.27 8.28 10.40 14.82 17.29 17.22 14.38 12.26 7.62 7.26 10.62 MEAN OF MIXING RATIO AT 09 GMT. 7.63 9.51 11.51 10.64 15.38 22.45 28.02 25.71 23.06 19.49 12.84 12.15 16.53 MEAN OF MIXING RATIO AT 15 GMT. 5.68 6.73 7.93 8.61 12.48 20.19 24.13 23.11 20.21 14.67 9.59 8.94 13.52 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -2.0 -1.5 2.0 7.0 8.0 16.0 17.0 17.5 15.0 10.0 2.0 0.0 -2.0 DAY 15 17 7 6 14 7 2 30 27 24 21 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 25.0 31.0 23.0 33.5 33.0 35.0 36.0 34.0 35.0 29.0 29.0 36.0 DAY 1 25 27 30 30 22 17 4 7 3 10 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 13.0 50.0 15.5 32.0 3.0 5.0 44.5 6.5 21.0 67.5 69.5 69.5 DAY 12 3 18 13 14 30 21 30 20 22 26 2 MONTHLY TOTAL PRECIPITATION IN MM. 17.0 32.5 92.0 82.5 107.5 5.0 13.0 90.5 20.0 52.0 170.5 253.0 935.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 15.1 20.8 13.2 50.8 NO. OF DAYS WITH PRECIPITATION. 4 5 7 16 14 3 3 7 4 6 10 12 91 NO. OF DAYS PRECIPITATION EQUAL 4 5 7 13 14 3 3 7 4 6 10 12 88 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 3 2 4 0 0 3 0 2 5 7 29 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 93 92 95 96 96 96 96 96 96 96 96 95 95 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 94 95 94 95 95 95 96 96 91 96 95 95 95 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 92 95 95 95 96 96 96 96 97 96 95 93 95 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 16 22 4 2 0 0 50 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 2 0 2 22 28 22 20 6 0 0 102 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. 7 5 0 0 0 0 0 0 0 0 0 1 13 DATE OF START AND END FREEZING START = 31 DEC. END = 22 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MEAN AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 8.8 8.4 7.9 12.0 20.0 22.5 25.6 26.2 21.6 20.9 13.4 10.5 16.5 AVERAGE OF MINIMUM TEMPERATURE IN C. 4.5 4.9 4.9 8.1 14.5 17.8 21.0 20.9 17.6 15.6 8.9 5.7 12.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 13.2 11.8 10.9 15.8 25.4 27.2 30.3 31.6 25.5 26.2 17.9 15.4 20.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.7 6.9 6.0 7.7 10.9 9.4 9.3 10.7 7.9 10.6 9.0 9.7 8.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.53 5.64 5.60 6.99 11.70 13.88 16.42 16.42 14.14 12.98 7.62 6.34 10.27 MEAN OF MIXING RATIO AT 09 GMT. 8.50 8.28 7.13 10.44 18.39 20.12 24.79 27.39 19.61 19.87 11.67 10.12 15.53 MEAN OF MIXING RATIO AT 15 GMT. 6.23 6.90 6.07 7.45 13.22 16.59 19.47 17.36 14.70 11.60 9.02 7.88 11.37 ABSOLUTE OF MINIMUM TEMPERATURE IN C. 0.0 0.0 -1.5 4.0 8.0 10.5 16.0 17.0 12.0 10.0 2.0 0.0 -1.5 DAY 2 17 2 29 3 7 31 1 10 28 24 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 29.0 27.0 16.0 26.0 31.0 32.5 35.0 35.5 35.0 32.0 29.0 29.0 35.5 DAY 7 3 22 9 30 17 7 11 2 24 21 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.5 24.5 24.5 39.5 16.0 23.0 8.0 5.0 40.5 33.0 30.5 35.0 40.5 DAY 18 28 27 28 8 6 27 15 6 20 3 4 MONTHLY TOTAL PRECIPITATION IN MM. 80.0 80.6 109.5 121.0 32.0 58.5 20.0 12.5 266.5 37.0 200.5 135.5 1153.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.4 18.3 25.9 32.3 NO. OF DAYS WITH PRECIPITATION. 7 11 17 7 4 4 4 6 14 3 12 12 101 NO. OF DAYS PRECIPITATION EQUAL 6 11 16 6 4 4 4 5 14 3 12 12 97 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 3 5 4 1 2 0 0 10 1 7 5 42 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 95 95 94 95 94 96 97 97 97 97 96 96 96 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 94 94 95 95 95 95 96 97 97 97 96 95 96 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 94 96 95 95 95 96 97 96 97 97 96 96 96 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 17 16 1 0 0 0 35 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 2 5 21 25 7 6 0 0 66 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. 3 2 2 0 0 0 0 0 0 0 0 1 8 DATE OF START AND END FREEZING START = 31 DEC. END = 2 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MEAN AND EXTREMES FOR THE PERIOD 1983 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 7.1 7.1 9.1 14.7 19.5 23.8 25.8 25.5 22.3 17.8 13.2 9.3 16.3 SD OF MEAN DAILY TEMPERATURE IN C. 1.59 1.91 1.83 1.53 1.29 1.14 0.83 1.10 1.19 1.77 1.17 1.73 1.42 AVERAGE OF MINIMUM TEMPERATURE IN C. 3.2 3.0 5.3 10.2 14.8 18.9 20.8 20.6 17.6 13.2 9.0 5.2 11.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.0 11.2 12.9 19.3 24.2 28.7 30.9 30.5 27.1 22.5 17.3 13.4 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.8 8.1 7.6 9.2 9.5 9.8 10.0 9.9 9.5 9.3 8.3 8.2 8.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 5.04 4.93 5.86 8.20 11.22 14.54 16.13 15.93 13.26 10.17 7.69 5.93 9.90 MEAN OF MIXING RATIO AT 09 GMT. 6.55 6.56 7.55 11.12 15.32 19.65 22.48 22.04 18.07 14.20 10.32 7.96 13.48 MEAN OF MIXING RATIO AT 15 GMT. 5.90 5.95 6.79 9.84 13.72 17.97 20.72 20.10 16.41 12.22 8.84 6.92 12.11 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.5 -5.0 -7.0 1.0 5.5 10.5 14.0 12.0 9.5 3.5 -1.5 -5.0 -11.5 YEAR - DAY 92-28 98-17 85- 4 88- 6 84- 2 3- 7 94- 1 99- 7 91-28 84-21 87-30 83-31 92-28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 29.0 29.0 31.0 36.0 37.5 39.4 37.0 38.0 39.5 35.0 32.5 30.0 39.5 YEAR - DAY 3- 7 96- 9 2-27 86-15 87-23 98-25 91- 3 87- 9 1-14 96-24 95- 8 87-12 1-14 24 HOUR MAXIMUM PRECIPITATION IN MM. 47.0 101.0 50.0 75.0 43.0 59.0 84.0 72.0 165.0 160.0 82.0 127.0 165.0 YEAR - DAY 88-19 99-26 2-18 95-25 90-13 94-27 91-14 87-26 85-15 90-14 84-30 83-14 85-15 MONTHLY TOTAL PRECIPITATION IN MM. 95.9 79.0 84.2 63.2 46.4 40.5 44.3 75.0 156.4 177.9 149.1 134.4 1146.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 22.6 13.1 24.1 40.3 NO. OF DAYS WITH PRECIPITATION. 11 11 13 9 8 5 4 8 9 11 12 12 113 NO. OF DAYS PRECIPITATION EQUAL 9 10 11 8 7 4 4 7 9 10 11 11 101 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 4 3 3 2 1 1 1 3 5 5 5 4 37 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 94 93 95 95 95 94 94 95 96 96 95 94 95 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 87 84 86 85 86 85 86 86 86 88 88 87 86 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 94 92 92 91 91 90 90 92 93 95 94 93 92 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 6 16 15 2 0 0 0 39 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 1 2 12 22 21 8 1 0 0 67 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. 6 6 2 0 0 0 0 0 0 0 0 3 17 DATE OF START AND END FREEZING START = 27 NOV. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION PASIKHAN LATITUDE 37 0 N DATA PROCESSING CENTER LONGITUDE 49 42 E ELEVATION 45 MET. MEAN AND EXTREMES FOR THE PERIOD 1983 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 6.9 7.1 9.0 14.8 19.7 24.1 26.2 25.6 22.3 17.7 13.2 9.3 16.3 AVERAGE DEW POINT TEMPERATURE. IN C. 5.5 5.3 7.7 13.0 17.9 22.2 24.3 23.9 20.7 16.5 11.8 8.0 14.7 AVERAGE OF MIXING RATIO IN G/KG 5.83 5.81 6.76 9.72 13.41 17.38 19.78 19.35 15.91 12.21 8.91 6.95 11.83 AVERAGE OF VAPOUR PRESSURE HPA 9.34 9.31 10.83 15.48 21.23 27.36 31.01 30.36 25.10 19.38 14.23 11.12 18.73 AVERAGE OF SATURATION DEFICIT IN HPA 0.95 1.35 1.17 2.01 2.51 3.42 3.75 3.31 2.59 1.71 1.30 1.16 2.10 AVERAGE RELATIVE HUMIDITY IN PERCENT 92 90 91 90 90 90 90 91 92 93 93 92 91 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 96 96 96 96 96 95 95 96 97 97 97 96 96 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 86 83 86 84 85 84 85 85 85 87 87 86 85 NO. OF DAYS PRECIPITATION EQUAL 5 5 5 4 3 2 2 4 6 6 7 7 56 OR MORE THAN 5 MM.