IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1986 3.2 3.1 5.2 12.6 20.7 23.4 ****** 22.9 20.1 16.2 8.8 2.9 ****** 1987 4.5 5.6 11.8 15.6 21.0 22.2 24.6 24.8 20.1 11.6 9.9 6.4 20.3 1988 4.1 5.4 11.3 15.9 21.2 24.6 26.2 22.6 21.6 14.7 10.9 6.2 22.1 1989 ****** ****** ****** 15.2 17.6 25.6 26.1 23.4 20.0 15.7 10.0 6.6 ****** 1990 2.6 4.7 9.4 15.1 21.5 24.9 25.1 25.3 20.1 15.0 11.0 4.1 22.7 1991 3.8 3.4 8.3 16.0 19.5 24.2 26.0 25.0 20.1 14.1 10.8 6.8 22.6 1992 2.3 5.3 6.0 13.1 ****** ****** 25.1 21.8 18.3 14.7 10.6 6.2 ****** 1993 0.1 6.9 7.2 16.0 20.5 ****** ****** 24.1 21.0 ****** 10.0 5.1 ****** 1994 4.4 4.7 12.6 13.7 21.1 25.1 26.1 26.4 16.9 13.3 13.7 4.0 22.4 1995 4.6 5.9 10.4 16.8 19.5 23.8 28.1 25.9 ****** 14.7 11.8 3.6 ****** 1996 0.0 6.1 8.4 15.7 19.5 24.3 25.7 24.1 22.6 15.7 8.2 5.4 25.7 1997 4.5 6.2 9.1 14.7 18.8 25.2 27.1 24.7 21.0 17.4 9.1 5.9 22.6 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 3.7 7.6 10.2 14.3 19.6 26.1 25.9 25.2 20.1 16.9 9.5 6.4 22.4 2000 3.1 5.0 9.0 19.8 24.3 23.2 24.7 25.1 21.6 15.6 7.6 6.6 22.0 2001 2.0 5.1 10.7 18.9 23.4 25.3 26.2 24.3 20.8 16.9 10.9 8.2 24.2 2002 4.9 6.1 12.5 14.5 22.8 24.8 25.0 25.5 21.1 17.8 10.1 4.2 21.3 2003 5.1 7.4 10.7 17.4 17.7 23.6 27.8 24.4 19.9 17.4 8.5 4.2 23.6 MEAN 3.3 5.5 9.6 15.6 20.5 24.4 26.0 24.4 20.3 15.5 10.1 5.4 22.7 SD 1.57 1.24 2.16 1.88 1.90 1.04 1.06 1.19 1.33 1.66 1.46 1.42 1.49 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 -5.4 -3.1 -1.0 5.9 12.2 14.7 ****** 16.0 11.4 7.0 1.6 -2.7 ****** 1987 -3.9 -1.9 3.2 7.4 11.8 14.0 17.4 17.0 10.8 3.2 1.0 -2.9 6.4 1988 -2.4 -1.5 3.1 7.8 11.5 15.4 18.2 14.9 12.6 4.5 1.8 -0.9 7.1 1989 ****** ****** ****** 6.8 8.5 16.5 19.8 16.0 9.4 5.8 2.0 -0.8 ****** 1990 -2.3 -1.5 0.6 7.2 12.2 16.3 17.5 16.9 10.6 5.6 1.3 -3.4 6.8 1991 -2.5 -3.3 1.7 7.3 10.2 15.3 17.5 16.6 11.0 4.7 1.6 -0.1 6.7 1992 -1.9 -1.1 -0.7 5.6 ****** ****** 18.8 14.2 9.9 5.5 1.1 0.5 ****** 1993 -5.1 0.8 0.3 8.5 12.1 ****** ****** 15.9 11.8 ****** 1.5 -3.1 ****** 1994 -2.7 -2.7 4.5 5.1 12.2 16.9 19.8 18.7 8.9 5.7 4.8 -3.4 7.3 1995 -3.0 -0.6 3.3 8.7 11.6 16.0 21.1 18.7 ****** 6.2 2.3 -1.4 ****** 1996 -5.5 -0.4 3.8 9.2 11.3 17.2 20.1 17.0 13.2 6.3 0.0 -2.7 7.5 1997 -2.0 -1.3 2.7 8.1 10.9 18.5 19.7 17.0 11.5 9.3 3.0 0.3 8.1 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 -2.4 1.5 4.9 6.1 11.3 16.6 18.5 18.1 11.5 8.0 2.0 -2.0 7.8 2000 -3.6 -2.3 0.4 11.0 15.0 15.1 18.9 19.2 13.7 7.2 1.6 0.7 8.1 2001 -5.2 -2.6 2.2 9.7 14.0 17.3 19.9 16.7 11.9 7.3 3.3 1.7 8.0 2002 -0.6 0.3 4.1 6.9 13.6 16.5 18.0 17.9 12.1 9.1 2.6 -3.1 8.1 2003 -1.4 0.3 3.3 8.9 9.1 15.7 21.2 18.0 11.7 8.0 0.5 -3.0 7.7 MEAN -3.1 -1.2 2.3 7.7 11.7 16.1 19.1 17.0 11.4 6.5 1.9 -1.5 7.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 11.9 9.2 11.7 19.6 29.1 32.1 ****** 29.8 28.8 25.5 16.1 8.6 ****** 1987 12.8 13.2 20.5 23.7 30.2 30.3 31.8 32.5 29.4 20.0 18.8 15.7 23.3 1988 10.7 12.3 19.5 24.0 31.0 33.9 34.3 30.4 30.5 25.0 20.0 13.2 23.7 1989 ****** ****** ****** 23.5 26.6 34.6 32.4 30.8 30.6 25.6 18.1 14.1 ****** 1990 7.4 10.9 18.3 23.0 30.9 33.5 32.6 33.6 29.5 24.4 20.6 11.6 23.0 1991 10.0 10.4 14.1 24.6 28.7 33.1 34.6 33.4 29.2 23.3 19.2 13.8 22.9 1992 6.6 11.7 12.7 20.5 ****** ****** 31.5 29.5 26.8 23.9 20.0 11.9 ****** 1993 5.3 13.0 14.1 23.5 29.0 ****** ****** 32.3 30.2 ****** 18.6 13.2 ****** 1994 11.5 12.1 20.8 22.4 30.0 33.3 32.3 34.1 24.9 20.8 22.6 11.3 23.0 1995 12.1 12.3 17.5 25.0 27.3 31.7 35.1 33.1 ****** 23.3 21.3 8.6 ****** 1996 5.4 12.5 13.0 22.1 27.6 31.4 31.1 31.3 32.1 25.2 16.4 13.4 21.8 1997 11.3 13.7 15.6 21.2 26.8 31.8 34.6 32.7 30.4 25.4 15.3 11.5 22.5 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 9.8 13.7 15.5 22.4 27.9 35.6 33.4 32.3 28.7 25.8 17.0 14.8 23.1 2000 9.7 12.3 17.4 28.6 33.5 31.3 30.4 31.0 29.6 23.9 13.6 12.5 22.8 2001 9.2 12.7 19.2 28.1 32.9 33.3 32.5 31.9 29.6 26.4 18.5 14.6 24.1 2002 10.5 12.0 20.9 22.0 31.9 33.2 31.9 33.1 30.1 26.5 17.7 11.5 23.4 2003 11.5 14.5 18.0 25.9 26.2 31.5 34.7 30.7 28.1 26.8 16.5 11.8 23.0 MEAN 9.7 12.3 16.8 23.5 29.3 32.7 32.9 31.9 29.3 24.5 18.3 12.5 22.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 17.3 12.3 12.7 13.7 16.9 17.4 ****** 13.8 17.3 18.5 14.5 11.3 ****** 1987 16.7 15.1 17.3 16.3 18.4 16.3 14.4 15.5 18.6 16.8 17.8 18.6 16.8 1988 13.1 13.8 16.4 16.2 19.5 18.5 16.1 15.5 17.9 20.5 18.2 14.1 16.6 1989 ****** ****** ****** 16.7 18.1 18.1 12.6 14.8 21.2 19.8 16.1 14.9 ****** 1990 9.7 12.4 17.7 15.8 18.7 17.3 15.1 16.7 18.9 18.8 19.3 15.0 16.3 1991 12.5 13.7 12.4 17.3 18.5 17.8 17.1 16.8 18.2 18.6 17.6 13.9 16.2 1992 8.5 12.8 13.4 14.9 ****** ****** 12.7 15.3 16.8 18.4 18.9 11.4 ****** 1993 10.4 12.2 13.8 15.0 16.9 ****** ****** 16.4 18.4 ****** 17.1 16.3 ****** 1994 14.2 14.8 16.3 17.3 17.8 16.4 12.5 15.4 16.0 15.1 17.8 14.7 15.7 1995 15.1 12.9 14.2 16.3 15.7 15.7 14.0 14.4 ****** 17.1 19.0 10.0 ****** 1996 10.9 12.9 9.2 12.9 16.3 14.2 11.0 14.3 18.9 18.9 16.4 16.1 14.3 1997 13.3 15.0 12.9 13.1 15.9 13.3 14.9 15.7 18.9 16.1 12.3 11.2 14.4 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 12.1 12.2 10.6 16.3 16.6 19.0 14.9 14.2 17.2 17.8 15.0 16.8 15.2 2000 13.3 14.6 17.0 17.6 18.5 16.2 11.5 11.8 15.9 16.7 12.0 11.8 14.7 2001 14.4 15.3 17.0 18.4 18.9 16.0 12.6 15.2 17.7 19.1 15.2 12.9 16.1 2002 11.1 11.8 16.8 15.1 18.3 16.7 13.9 15.2 18.0 17.4 15.1 14.6 15.3 2003 12.9 14.2 14.7 17.0 17.1 15.8 13.5 12.7 16.4 18.8 16.0 14.8 15.3 MEAN 12.8 13.5 14.5 15.9 17.6 16.6 13.8 14.9 17.9 18.0 16.4 14.0 15.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 2.94 3.69 4.30 6.13 6.03 5.82 ****** 4.76 4.90 4.83 4.09 4.05 ****** 1987 3.12 3.71 4.84 5.43 5.47 5.48 5.91 5.15 4.68 3.93 3.19 3.27 4.52 1988 3.45 3.93 4.80 5.18 5.83 6.35 7.39 5.80 4.48 3.66 3.77 4.38 4.92 1989 ****** ****** ****** 5.31 5.00 5.55 6.34 5.45 4.32 4.32 4.67 4.08 ****** 1990 4.11 4.33 4.31 6.39 7.25 6.62 6.55 8.51 4.58 4.11 3.99 3.42 5.35 1991 4.40 4.03 5.29 5.77 6.19 6.40 6.15 5.63 5.58 4.80 4.26 4.65 5.26 1992 4.07 4.22 4.26 6.14 ****** ****** 6.49 6.45 5.72 4.24 3.66 4.73 ****** 1993 3.28 4.99 5.12 5.66 6.33 ****** ****** 6.74 5.70 ****** 4.60 3.82 ****** 1994 3.58 3.76 5.43 4.42 5.04 5.73 6.38 6.28 4.33 5.62 4.37 3.35 4.86 1995 3.41 4.20 4.88 5.95 5.00 5.78 7.26 5.84 ****** 4.75 3.74 4.21 ****** 1996 3.00 4.22 6.06 5.14 4.28 5.85 6.13 5.17 5.07 4.55 3.72 3.30 4.71 1997 ****** 3.42 4.66 5.75 6.86 7.62 6.47 4.87 4.31 5.16 5.09 4.47 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 3.81 4.74 4.72 4.94 5.28 6.52 6.11 5.17 5.11 4.44 4.48 3.68 4.92 2000 3.55 3.62 4.13 4.71 4.80 5.09 5.49 4.71 4.50 4.65 4.45 4.31 4.50 2001 2.80 3.50 4.30 4.66 4.42 5.30 5.48 5.78 4.44 4.55 4.21 4.64 4.51 2002 3.88 4.38 4.18 5.81 6.38 6.76 6.20 6.22 3.86 3.85 3.70 2.81 4.84 2003 3.22 3.70 4.37 5.61 5.25 5.92 6.53 6.02 4.12 2.89 3.28 2.81 4.48 MEAN 3.51 4.03 4.73 5.48 5.59 6.06 6.33 5.80 4.74 4.40 4.08 3.89 4.88 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.38 4.75 5.34 6.62 5.42 5.69 ****** 4.19 4.74 3.94 4.28 5.09 ****** 1987 3.29 3.76 5.04 5.08 5.15 5.22 5.51 4.40 4.62 3.82 2.96 2.78 4.30 1988 3.67 4.13 5.31 5.39 5.47 5.98 7.10 5.86 4.48 3.87 4.45 6.10 5.15 1989 ****** ****** ****** 5.67 5.15 5.23 6.27 5.63 4.76 4.32 5.24 4.77 ****** 1990 5.37 5.77 4.17 7.81 7.72 6.65 6.99 10.66 4.78 4.28 4.19 4.35 6.06 1991 5.13 5.10 7.04 6.25 6.91 6.94 6.95 6.34 6.32 5.19 4.44 5.51 6.01 1992 5.28 5.30 4.39 8.39 ****** ****** 7.04 7.38 7.12 4.94 3.93 6.37 ****** 1993 4.23 6.27 5.50 6.38 6.89 ****** ****** 6.93 6.10 ****** 6.37 4.83 ****** 1994 4.51 4.41 5.70 4.59 5.47 5.89 6.60 7.47 4.42 7.29 4.17 4.10 5.38 1995 3.80 5.50 4.78 6.51 4.75 6.20 7.52 5.37 ****** 5.50 3.88 4.67 ****** 1996 3.97 4.64 7.62 5.43 4.34 6.14 6.16 5.54 5.82 4.70 3.46 3.56 5.11 1997 ****** 3.07 4.53 6.38 7.63 7.76 7.13 5.22 4.92 6.12 6.01 5.38 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 4.26 6.09 5.29 5.08 5.64 7.37 6.80 5.51 5.74 4.94 4.59 3.31 5.38 2000 4.14 3.48 4.89 5.24 5.99 5.86 6.09 4.92 5.64 4.96 4.66 4.32 5.02 2001 3.33 3.32 4.16 5.52 5.47 6.19 5.87 6.93 5.18 4.99 3.80 4.98 4.98 2002 4.55 4.08 4.31 5.69 6.48 7.77 6.23 6.47 3.98 4.64 4.05 3.08 5.11 2003 3.86 3.71 4.40 5.15 5.69 6.13 6.67 5.79 3.83 3.30 3.00 3.06 4.55 MEAN 4.19 4.59 5.16 5.96 5.89 6.34 6.60 6.16 5.16 4.80 4.33 4.49 5.30 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.60 4.14 4.78 6.22 5.77 6.34 ****** 4.81 5.57 4.51 4.51 4.17 ****** 1987 3.55 4.23 4.96 5.20 5.69 5.17 5.89 4.99 5.40 4.04 3.00 3.41 4.63 1988 3.95 4.27 5.39 5.30 5.75 6.03 6.94 5.91 4.63 3.99 4.23 5.06 5.12 1989 ****** ****** ****** 5.42 5.16 5.68 6.26 5.55 4.93 5.07 5.36 4.98 ****** 1990 4.89 5.34 4.89 6.92 8.65 6.56 6.42 9.76 5.24 4.65 4.69 4.62 6.05 1991 4.72 4.73 6.08 6.02 6.96 7.08 6.89 6.33 6.35 5.13 4.75 5.36 5.87 1992 4.57 4.93 4.78 7.03 ****** ****** 6.79 7.19 6.96 4.78 4.38 6.03 ****** 1993 4.16 5.68 5.53 6.77 6.88 ****** ****** 7.32 6.67 ****** 6.29 5.18 ****** 1994 4.68 4.70 5.54 4.89 5.72 6.35 6.61 6.84 4.76 6.22 4.60 4.31 5.44 1995 4.45 5.27 5.17 6.93 5.15 6.78 7.25 5.69 ****** 5.33 4.33 4.65 ****** 1996 3.49 4.93 6.85 5.44 4.80 6.66 6.57 6.06 6.53 5.38 3.94 4.17 5.40 1997 ****** 3.77 4.47 6.38 7.38 8.32 7.26 5.96 5.40 6.09 5.46 4.88 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 4.08 5.91 5.26 4.85 5.80 7.03 6.68 5.41 6.11 5.30 4.51 3.79 5.40 2000 3.86 4.01 4.72 5.04 5.77 5.84 6.15 4.79 5.41 4.64 4.57 4.35 4.93 2001 3.34 3.71 4.09 5.49 5.33 5.94 5.63 6.61 4.66 4.59 3.90 4.85 4.85 2002 4.03 4.46 4.38 5.98 6.54 6.33 6.03 6.30 4.01 5.21 4.28 4.63 5.18 2003 3.58 3.92 4.31 5.67 6.38 6.52 6.64 5.08 3.93 3.82 3.17 3.17 4.68 MEAN 4.07 4.63 5.08 5.86 6.11 6.45 6.54 6.16 5.42 4.93 4.47 4.57 5.35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 -11.0 25 -14.0 4 -12.5 17 -1.5 1 6.0 20 10.0 1 ***** ** 10.0 31 9.0 21 0.0 16 -5.0 17 -13.0 12 ***** 1987 -9.5 22 -8.0 9 -4.0 24 0.0 3 4.5 8 9.5 22 12.0 5 11.5 29 6.0 26 -4.5 13 -9.5 30 -10.0 2 -10.0 1988 -8.5 3 -10.5 8 -3.5 7 -1.0 2 5.5 7 10.0 2 14.0 29 11.5 29 4.0 28 1.0 5 -6.0 25 -8.5 30 -10.5 1989 ***** ** ***** ** ***** ** 1.0 4 -2.5 5 12.0 17 16.0 2 10.0 29 5.0 23 0.0 25 -2.0 6 -6.0 25 ***** 1990 -11.0 31 -12.0 1 -5.0 18 2.0 2 8.0 2 12.5 1 14.5 12 11.5 18 5.0 26 -1.5 20 -4.0 19 -11.0 31 -12.0 1991 -9.0 1 -13.0 14 -4.1 12 1.0 15 6.0 7 13.0 5 14.5 3 9.0 11 2.0 28 1.0 15 -2.5 29 -5.0 28 -13.0 1992 -10.0 29 -7.0 18 -9.0 13 1.0 7 ***** ** ***** ** 15.0 11 10.0 10 5.0 14 0.0 17 -2.5 20 -3.0 4 ***** 1993 -15.0 17 -5.0 17 -5.0 15 0.5 1 3.0 11 ***** ** ***** ** 12.0 28 7.0 30 ***** ** -5.0 20 -8.0 1 ***** 1994 -8.0 10 -8.0 5 2.0 2 -8.0 6 7.0 8 10.0 2 15.0 6 12.5 11 5.0 28 -1.0 26 0.0 12 -12.0 9 -12.0 1995 -8.0 10 -8.0 26 -5.0 6 2.0 9 5.5 21 11.5 1 15.0 22 12.5 26 ***** ** -5.0 20 -8.0 29 -5.5 23 ***** 1996 -17.5 15 -5.0 16 -1.0 16 -2.5 6 5.5 3 12.5 18 15.0 16 8.5 31 9.0 2 2.0 3 -8.0 14 -10.5 6 -17.5 1997 -5.0 21 -12.5 1 -4.0 5 2.5 14 4.0 7 16.0 3 15.0 12 11.0 30 8.0 18 5.0 24 -2.0 26 -4.0 29 -12.5 1998 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1999 -10.5 3 -5.0 2 1.0 14 0.0 24 6.5 26 13.5 1 13.0 14 13.0 17 7.0 7 3.0 26 -1.5 30 -6.0 1 -10.5 2000 -11.5 12 -7.0 9 -6.0 5 4.0 3 10.0 13 10.0 2 14.0 19 13.5 24 9.0 27 3.5 16 -4.0 17 -5.0 30 -11.5 2001 -16.0 29 -10.0 1 -5.0 13 5.0 2 11.0 1 13.0 3 14.5 31 12.5 15 4.0 21 1.0 28 -4.5 21 -5.0 4 -16.0 2002 -9.0 19 -6.0 2 -2.5 8 1.5 5 6.0 15 12.0 18 11.2 13 8.5 15 7.5 8 3.0 21 -2.5 28 -12.0 4 -12.0 2003 -8.5 1 -7.0 19 -7.0 3 0.0 19 2.5 3 8.0 8 17.0 26 13.0 6 2.0 29 3.5 14 -6.0 17 -13.5 13 -13.5 LOW. -17.5 15 -14.0 4 -12.5 17 -8.0 6 -2.5 5 8.0 8 11.2 13 8.5 31 2.0 28 -5.0 20 -9.5 30 -13.5 13 -17.5 YEAR 1996 1986 1986 1994 1989 2003 2002 1996 1991 1995 1987 2003 1996 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 15.0 18 18.0 28 20.5 4 27.0 18 33.0 26 36.0 15 ***** ** 33.0 3 31.0 9 33.0 5 25.0 2 15.5 27 ***** 1987 21.5 27 21.0 28 25.5 3 33.0 20 35.0 24 35.0 7 36.0 6 35.0 15 37.5 6 32.0 7 27.5 8 20.0 21 37.5 1988 15.0 18 17.5 3 25.5 19 30.0 15 38.0 29 40.5 18 39.0 1 35.0 30 37.5 6 31.0 21 26.5 5 20.0 6 40.5 1989 ***** ** ***** ** ***** ** 30.0 18 37.0 31 39.5 2 37.0 7 35.0 11 35.0 19 32.0 1 26.0 1 21.5 1 ***** 1990 14.0 24 16.0 21 28.5 12 32.0 28 35.0 21 39.0 17 37.0 1 38.5 10 37.0 1 30.0 5 29.0 11 22.0 7 39.0 1991 17.0 24 17.5 4 20.0 29 31.0 27 39.0 31 38.0 5 37.0 8 39.0 6 38.0 6 28.0 26 28.5 4 21.5 10 39.0 1992 15.0 20 20.0 25 21.5 31 28.0 25 ***** ** ***** ** 36.5 5 36.0 25 34.0 26 29.0 11 24.0 13 18.0 1 ***** 1993 17.0 30 18.5 14 21.0 19 29.5 20 34.0 31 ***** ** ***** ** 36.5 9 33.0 15 ***** ** 28.5 2 18.5 5 ***** 1994 22.0 5 17.5 24 26.0 29 33.5 29 33.0 16 39.0 22 38.5 8 38.5 9 30.5 1 29.0 1 27.0 8 22.0 1 39.0 1995 18.0 31 18.5 7 26.5 31 29.0 5 36.5 7 36.0 23 40.3 2 37.5 23 ***** ** 31.0 1 28.0 3 15.0 4 ***** 1996 15.5 7 17.5 10 19.5 31 28.5 25 33.5 17 38.0 5 34.0 7 35.5 27 38.0 8 29.5 15 26.0 1 16.5 10 38.0 1997 16.5 7 24.5 21 21.0 24 28.0 10 32.5 23 37.0 17 37.0 8 39.0 15 36.0 2 33.0 3 24.0 6 15.5 9 39.0 1998 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1999 17.0 17 20.0 23 25.0 19 27.5 27 32.0 11 41.0 26 39.0 9 36.5 30 35.5 13 37.0 28 27.0 1 18.5 30 41.0 2000 18.0 1 24.5 27 25.0 24 33.5 10 38.0 9 37.0 24 32.5 8 33.5 25 33.5 1 28.0 27 24.5 3 18.0 1 38.0 2001 18.0 15 21.0 21 25.0 31 38.0 21 35.0 26 39.5 29 36.0 11 39.0 27 38.0 8 36.0 1 26.0 7 20.0 28 39.5 2002 19.0 1 18.0 28 27.0 15 30.5 18 36.4 31 40.0 21 36.0 19 36.0 9 34.0 16 31.2 5 27.3 1 20.0 13 40.0 2003 18.4 13 21.1 26 25.3 20 33.3 27 32.0 31 34.4 4 39.4 2 40.2 1 34.0 10 33.0 4 28.0 1 20.2 7 40.2 HIG. 22.0 5 24.5 21 28.5 12 38.0 21 39.0 31 41.0 26 40.3 2 40.2 1 38.0 6 37.0 28 29.0 11 22.0 7 41.0 YEAR 1994 1997 1990 2001 1991 1999 1995 2003 1991 1999 1990 1990 1999 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 2.0 22 13.0 2 38.0 26 18.0 11 5.0 1 1.2 10 ***** ** 0.0 ** 0.0 ** 0.2 26 6.2 23 11.0 2 ***** 1987 10.0 12 6.0 18 25.0 31 7.4 7 5.0 6 0.0 ** 0.0 ** 0.1 30 10.2 18 0.0 ** 0.0 ** 0.0 ** 25.0 1988 24.8 19 17.0 18 25.8 4 6.0 30 0.0 ** 0.0 ** 0.0 ** 8.0 31 0.0 ** 0.0 ** 4.2 30 12.5 27 25.8 1989 ***** ** ***** ** ***** ** 5.6 7 4.0 9 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 9 2.0 16 ***** 1990 18.2 10 22.0 6 5.0 19 14.0 5 3.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 27 22.0 1991 10.0 6 17.0 10 24.0 16 17.2 1 11.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.0 5 8.0 17 7.0 17 24.0 1992 12.0 22 14.0 4 6.2 23 25.2 8 ***** ** ***** ** 0.0 ** 0.0 ** 0.0 ** 3.2 7 0.0 ** 7.4 5 ***** 1993 22.0 15 26.0 4 14.0 13 16.0 30 6.0 7 ***** ** ***** ** 0.0 ** 0.0 ** ***** ** 3.4 5 0.0 ** ***** 1994 18.0 25 13.2 19 10.0 11 1.4 3 1.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.4 3 0.4 15 5.0 5 18.0 1995 6.5 23 14.0 6 29.4 21 29.0 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 7.6 23 0.4 6 11.6 6 ***** 1996 11.2 12 12.0 5 21.4 11 5.2 16 16.6 22 1.0 12 0.0 ** 0.0 ** 3.4 23 12.6 18 0.0 ** 1.0 15 21.4 1997 9.0 26 3.2 24 11.6 26 15.0 23 0.2 20 3.0 3 0.0 ** 0.0 ** 0.0 ** 3.4 24 7.4 14 6.0 11 15.0 1998 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1999 3.6 21 12.6 6 9.3 3 11.0 30 9.0 5 0.0 ** 0.0 ** 0.0 ** 3.0 26 0.0 ** 0.0 ** 0.0 ** 12.6 2000 3.2 30 2.0 14 10.0 27 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 4 9.0 6 7.5 16 10.0 2001 0.0 ** 4.0 12 3.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.0 17 7.0 2002 25.0 12 15.0 21 2.0 6 19.5 14 1.5 13 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.5 16 6.1 22 25.0 2003 15.9 18 7.0 5 12.2 15 24.3 17 7.8 30 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.7 14 1.5 5 24.3 HIG. 25.0 12 26.0 4 38.0 26 29.0 24 16.6 22 3.0 3 0.0 ** 8.0 31 10.2 18 12.6 18 10.0 9 12.5 27 38.0 YEAR 2002 1993 1986 1995 1996 1997 **** 1988 1987 1996 1989 1988 1986 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1986 2.0 66.2 141.2 63.6 5.4 1.2 ****** 0.0 0.0 0.2 21.4 44.2 ****** 60.6 20.3 0.0 19.1 1987 16.0 16.0 54.4 7.4 10.4 0.0 0.0 0.1 10.2 0.0 0.0 0.0 114.5 75.5 15.5 9.0 0.0 1988 33.4 23.6 64.6 17.0 0.0 0.0 0.0 8.4 0.0 0.0 4.2 45.5 196.7 61.8 8.6 4.3 25.3 1989 ****** ****** ****** 15.8 4.0 0.0 0.0 0.0 0.0 0.0 16.4 5.4 ****** ***** 47.6 0.0 52.4 1990 53.8 52.6 11.8 33.8 7.8 0.0 0.0 0.0 0.0 0.0 0.0 19.4 179.2 66.0 23.2 0.0 10.8 1991 47.0 48.5 109.2 27.2 20.4 0.0 0.0 0.0 0.0 1.0 10.0 15.4 278.7 73.4 17.1 0.0 9.5 1992 59.6 28.6 16.2 97.2 ****** ****** 0.0 0.0 0.0 4.8 0.0 51.4 ****** 40.5 37.7 0.0 21.8 1993 46.3 76.6 32.5 40.1 6.0 ****** ****** 0.0 0.0 ****** 5.8 0.0 ****** 75.0 22.2 0.0 2.8 1994 28.0 23.6 35.3 2.0 1.6 0.0 0.0 0.0 0.0 24.2 0.4 6.5 121.6 71.5 3.0 0.0 25.6 1995 14.5 55.2 63.0 57.0 0.0 0.0 0.0 0.0 ****** 13.0 0.4 34.0 ****** 56.0 24.0 0.0 20.0 1996 41.6 44.0 175.3 7.8 17.8 1.0 0.0 0.0 3.4 12.6 0.0 1.0 304.5 85.7 8.7 1.1 4.5 1997 15.0 6.2 46.1 43.8 0.2 5.2 0.0 0.0 0.0 7.6 21.9 18.0 164.0 41.0 30.0 0.0 29.0 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1999 12.0 49.8 35.5 12.0 9.0 0.0 0.0 0.0 5.5 0.0 0.0 0.0 123.8 78.6 17.0 4.4 0.0 2000 7.2 5.0 20.5 0.0 0.0 0.0 0.0 0.0 0.0 3.4 25.0 16.1 77.2 42.4 0.0 0.0 57.6 2001 0.0 5.0 12.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18.7 35.7 47.6 0.0 0.0 52.4 2002 48.6 44.0 3.2 38.5 1.5 0.0 0.0 0.0 0.0 0.0 6.9 8.1 150.8 63.5 26.5 0.0 9.9 2003 32.8 9.3 18.1 24.3 11.5 0.0 0.0 0.0 0.0 0.0 4.8 3.0 103.8 58.0 34.5 0.0 7.5 MEAN 28.6 34.6 52.4 28.7 6.0 0.5 0.0 0.5 1.2 4.2 6.9 16.9 180.5 64.3 19.4 0.9 15.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 1 10 8 9 2 1 *** 0 0 1 4 7 *** 1987 2 4 9 1 4 0 0 1 1 0 0 0 22 1988 4 4 6 5 0 0 0 2 0 0 1 6 28 1989 *** *** *** 4 1 0 0 0 0 0 4 5 *** 1990 8 7 4 8 5 0 0 0 0 0 0 5 37 1991 8 7 12 4 4 0 0 0 0 1 2 5 43 1992 10 6 3 11 *** *** 0 0 0 2 0 10 *** 1993 6 7 5 8 1 *** *** 0 0 *** 2 0 *** 1994 3 2 6 2 2 0 0 0 0 5 1 4 25 1995 3 7 5 8 0 0 0 0 *** 3 1 9 *** 1996 7 9 17 2 2 1 0 0 1 1 0 1 41 1997 2 2 8 7 1 2 0 0 0 3 4 7 36 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 4 13 7 2 1 0 0 0 3 0 0 0 30 2000 3 3 4 0 0 0 0 0 0 2 5 5 22 2001 0 2 7 0 0 0 0 0 0 0 0 7 16 2002 6 7 2 5 1 0 0 0 0 0 2 2 25 2003 6 3 4 1 5 0 0 0 0 0 2 2 23 MEAN 5 6 7 5 2 0 0 0 0 1 2 4 32 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 1 9 8 9 1 1 *** 0 0 0 4 7 *** 1987 2 4 9 1 2 0 0 0 1 0 0 0 19 1988 3 3 5 4 0 0 0 1 0 0 1 6 23 1989 *** *** *** 4 1 0 0 0 0 0 4 2 *** 1990 8 6 3 6 5 0 0 0 0 0 0 4 32 1991 8 7 12 4 3 0 0 0 0 1 2 5 42 1992 10 6 3 9 *** *** 0 0 0 2 0 10 *** 1993 5 7 4 5 1 *** *** 0 0 *** 2 0 *** 1994 3 2 6 1 1 0 0 0 0 5 0 1 19 1995 3 7 5 6 0 0 0 0 *** 2 0 9 *** 1996 7 8 17 2 2 1 0 0 1 1 0 1 40 1997 2 2 8 7 0 2 0 0 0 3 4 5 33 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 4 10 6 2 1 0 0 0 3 0 0 0 26 2000 3 3 4 0 0 0 0 0 0 2 5 5 22 2001 0 2 7 0 0 0 0 0 0 0 0 7 16 2002 5 7 2 5 1 0 0 0 0 0 2 2 24 2003 5 2 4 1 4 0 0 0 0 0 2 2 20 MEAN 4 5 6 4 1 0 0 0 0 1 2 4 27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 0 3 5 2 0 0 *** 0 0 0 0 1 *** 1987 1 0 2 0 0 0 0 0 1 0 0 0 4 1988 1 1 3 0 0 0 0 0 0 0 0 2 7 1989 *** *** *** 0 0 0 0 0 0 0 1 0 *** 1990 3 2 0 1 0 0 0 0 0 0 0 1 7 1991 1 2 4 1 1 0 0 0 0 0 0 0 9 1992 1 1 0 3 *** *** 0 0 0 0 0 0 *** 1993 2 3 1 2 0 *** *** 0 0 *** 0 0 *** 1994 1 2 1 0 0 0 0 0 0 0 0 0 4 1995 0 3 3 2 0 0 0 0 *** 0 0 1 *** 1996 3 1 8 0 1 0 0 0 0 1 0 0 14 1997 0 0 1 2 0 0 0 0 0 0 0 0 3 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 0 2 0 1 0 0 0 0 0 0 0 0 3 2000 0 0 1 0 0 0 0 0 0 0 0 0 1 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 2 2 0 2 0 0 0 0 0 0 0 0 6 2003 1 0 1 1 0 0 0 0 0 0 0 0 3 MEAN 1 1 2 1 0 0 0 0 0 0 0 0 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 81 83 82 67 40 31 *** 26 33 43 63 86 *** 1987 75 76 64 48 33 28 26 25 32 48 49 71 48 1988 75 77 64 46 35 31 32 31 27 37 54 85 50 1989 *** *** *** 50 40 25 26 28 33 44 67 76 *** 1990 89 88 68 62 44 30 29 40 31 41 60 78 55 1991 89 81 78 54 47 36 31 30 44 52 64 75 57 1992 85 80 76 71 *** *** 32 41 48 45 55 82 *** 1993 78 75 75 49 43 *** *** 35 41 *** 69 81 *** 1994 79 78 61 52 39 31 32 32 42 62 53 74 53 1995 78 76 65 53 38 33 32 31 *** 54 57 86 *** 1996 79 79 86 51 35 34 30 30 39 52 68 73 55 1997 *** 70 72 58 58 40 34 29 36 48 79 84 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 83 81 61 57 40 37 33 29 43 44 71 80 55 2000 80 78 73 39 32 35 29 26 36 50 78 81 53 2001 77 81 69 47 32 32 29 37 39 48 59 77 52 2002 80 81 60 69 38 33 29 30 27 39 58 67 51 2003 70 68 61 57 41 34 30 32 31 29 62 60 48 MEAN 80 78 70 55 40 33 30 31 36 46 63 77 53 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 38 67 60 43 20 17 *** 15 18 18 38 68 *** 1987 34 38 31 29 18 18 17 13 16 25 20 23 24 1988 42 43 36 26 18 17 19 19 14 17 29 59 28 1989 *** *** *** 29 21 13 18 18 16 19 37 41 *** 1990 75 61 31 41 25 18 20 29 16 20 25 47 34 1991 59 55 59 30 26 20 18 18 22 26 30 51 35 1992 74 56 43 51 *** *** 22 26 29 24 24 65 *** 1993 70 59 49 32 24 *** *** 20 20 *** 42 45 *** 1994 49 46 35 25 18 16 19 20 20 41 22 43 30 1995 39 54 34 31 19 20 19 15 *** 28 22 61 *** 1996 62 46 72 29 17 19 19 17 18 21 27 33 32 1997 *** 29 37 35 31 24 18 15 16 27 48 55 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 50 56 42 27 22 19 19 16 22 22 35 30 30 2000 52 37 38 19 17 19 20 16 21 24 44 44 29 2001 45 33 28 21 16 17 17 21 19 22 26 44 26 2002 54 42 25 34 22 24 19 19 13 19 30 34 28 2003 44 34 31 25 25 19 17 19 14 14 24 33 25 MEAN 52 47 41 31 21 19 19 19 18 23 31 46 31 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 67 78 73 58 30 28 *** 23 30 34 57 79 *** 1987 57 66 46 40 27 25 24 19 27 41 40 52 39 1988 71 69 51 37 28 24 25 26 21 32 49 75 42 1989 *** *** *** 40 30 19 24 23 22 31 50 55 *** 1990 84 73 47 46 37 24 25 36 24 29 41 68 45 1991 79 71 67 38 33 26 22 23 32 35 42 63 44 1992 82 67 63 56 *** *** 26 32 36 31 34 72 *** 1993 80 68 62 43 32 *** *** 27 28 *** 55 64 *** 1994 68 60 43 37 25 22 24 22 28 46 32 67 40 1995 69 70 54 43 27 26 22 19 *** 37 36 79 *** 1996 78 72 80 38 23 25 24 22 23 32 42 52 43 1997 *** 54 48 46 40 31 22 20 23 40 68 76 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 71 74 54 32 27 21 22 18 29 34 56 63 42 2000 71 69 60 25 19 22 23 17 24 34 64 69 41 2001 70 57 41 27 18 19 19 23 22 34 42 63 36 2002 67 62 35 40 26 28 22 23 19 37 52 83 41 2003 58 53 44 38 37 27 22 20 21 26 42 50 37 MEAN 71 66 54 40 29 24 23 23 26 35 47 66 42 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 17 8 5 0 0 0 *** 0 0 0 1 10 *** 1987 17 8 1 0 0 0 0 0 0 4 2 9 41 1988 10 6 0 0 0 0 0 0 0 0 5 3 24 1989 *** *** *** 0 0 0 0 0 0 0 0 11 *** 1990 6 1 3 0 0 0 0 0 0 0 1 12 23 1991 8 8 1 0 0 0 0 0 0 0 0 6 23 1992 10 7 7 0 *** *** 0 0 0 0 0 0 *** 1993 14 2 3 0 0 *** *** 0 0 *** 5 15 *** 1994 14 12 0 3 0 0 0 0 0 0 0 13 42 1995 14 8 2 0 0 0 0 0 *** 3 3 8 *** 1996 20 3 0 0 0 0 0 0 0 0 8 8 39 1997 8 15 1 0 0 0 0 0 0 0 0 1 25 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 11 3 0 0 0 0 0 0 0 0 0 9 23 2000 12 8 8 0 0 0 0 0 0 0 1 2 31 2001 16 10 2 0 0 0 0 0 0 0 1 3 32 2002 9 4 0 0 0 0 0 0 0 0 0 14 27 2003 4 3 3 0 0 0 0 0 0 0 6 11 27 MEAN 12 7 2 0 0 0 0 0 0 0 2 8 31 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 0 0 0 0 0 0 *** 6 0 0 0 0 *** 1987 0 0 0 0 0 0 5 2 0 0 0 0 7 1988 0 0 0 0 0 0 5 0 0 0 0 0 5 1989 *** *** *** 0 0 3 9 3 0 0 0 0 *** 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 3 0 0 0 0 0 3 1992 0 0 0 0 *** *** 8 0 0 0 0 0 *** 1993 0 0 0 0 0 *** *** 1 1 *** 0 0 *** 1994 0 0 0 0 0 2 12 9 0 0 0 0 23 1995 0 0 0 0 0 2 21 11 *** 0 0 0 *** 1996 0 0 0 0 0 4 15 8 0 0 0 0 27 1997 0 0 0 0 0 4 10 8 0 0 0 0 22 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 0 0 0 0 0 0 4 7 0 0 0 0 11 2000 0 0 0 0 0 0 7 9 1 0 0 0 17 2001 0 0 0 0 0 3 9 2 0 0 0 0 14 2002 0 0 0 0 0 1 3 7 0 0 0 0 11 2003 0 0 0 0 0 0 15 6 0 0 0 0 21 MEAN 0 0 0 0 0 1 8 5 0 0 0 0 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 0 0 1 0 0 0 *** 0 0 0 0 2 *** 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1990 0 0 0 0 0 0 0 0 0 0 0 2 2 1991 0 2 0 0 0 0 0 0 0 0 0 0 2 1992 3 0 0 0 *** *** 0 0 0 0 0 0 *** 1993 5 0 0 0 0 *** *** 0 0 *** 0 0 *** 1994 0 1 0 0 0 0 0 0 0 0 0 0 1 1995 0 0 0 0 0 0 0 0 *** 0 0 0 *** 1996 6 0 0 0 0 0 0 0 0 0 0 0 6 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 2 0 0 0 0 0 0 0 0 0 0 0 2 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 1 0 0 0 0 0 0 0 0 0 0 0 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 0 0 0 0 18 25 *** 20 12 6 0 0 *** 1987 0 0 0 9 19 19 22 30 12 1 0 0 112 1988 0 0 0 3 24 30 31 19 18 3 0 0 128 1989 *** *** *** 1 10 30 25 24 26 8 0 0 *** 1990 0 0 0 3 19 25 31 30 13 1 0 0 122 1991 0 0 0 4 12 21 31 30 14 0 0 0 112 1992 0 0 0 0 *** *** 27 15 11 0 0 0 *** 1993 0 0 0 0 13 *** *** 28 20 *** 0 0 *** 1994 0 0 0 6 21 24 24 29 2 0 0 0 106 1995 0 0 0 0 7 23 29 27 *** 9 0 0 *** 1996 0 0 0 0 11 19 26 22 20 0 0 0 98 1997 0 0 0 0 7 23 30 27 18 6 0 0 111 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 0 0 0 0 9 30 28 29 13 2 0 0 111 2000 0 0 0 16 31 24 20 22 18 0 0 0 131 2001 0 0 0 6 29 27 26 22 15 7 0 0 132 2002 0 0 0 1 19 25 25 29 18 3 0 0 120 2003 0 0 0 10 6 26 30 22 13 3 0 0 110 MEAN 0 0 0 3 16 25 27 25 15 3 0 0 114 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 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 2 0 0 0 0 0 0 2 1989 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 *** *** 0 0 0 0 0 0 *** 1993 0 0 0 0 0 *** *** 0 0 *** 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 1 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 0 0 0 0 0 1 0 0 0 0 0 0 1 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 0 0 2002 0 0 0 0 0 1 0 0 0 0 0 0 1 2003 0 0 0 0 0 0 0 1 0 0 0 0 1 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 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 0 0 1989 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 *** *** 0 0 0 0 0 0 *** 1993 0 0 0 0 0 *** *** 0 0 *** 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 *** 0 0 0 *** 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 *** *** *** *** *** *** *** *** *** *** *** *** *** 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 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 ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 -------------- 1986 30 21 19 5 0 0 *** 0 0 2 13 23 *** 10 16 4 26 1987 29 19 6 1 0 0 0 0 0 13 13 28 109 10 11 4 3 1988 26 19 3 3 0 0 0 0 0 0 9 23 83 11 16 4 6 1989 *** *** *** 0 4 0 0 0 0 1 8 21 *** 10 25 5 5 1990 29 23 14 0 0 0 0 0 0 3 15 28 112 10 19 3 24 1991 21 20 7 0 0 0 0 0 0 0 8 17 73 11 16 3 14 1992 24 19 18 0 *** *** 0 0 0 1 13 18 *** 10 17 3 28 1993 29 11 16 0 0 *** *** 0 0 *** 14 29 *** 11 6 3 31 1994 25 24 0 5 0 0 0 0 0 1 2 24 81 10 26 4 9 1995 26 19 11 0 0 0 0 0 *** 3 9 26 *** 10 19 3 11 1996 27 20 4 2 0 0 0 0 0 0 16 28 97 11 10 4 6 1997 24 18 8 0 0 0 0 0 0 0 6 15 71 11 9 3 11 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1999 25 6 0 1 0 0 0 0 0 0 8 26 66 11 4 4 24 2000 24 22 16 0 0 0 0 0 0 0 11 14 87 11 12 3 18 2001 31 24 5 0 0 0 0 0 0 0 6 8 74 11 3 3 21 2002 17 14 6 0 0 0 0 0 0 0 10 25 72 11 19 3 11 2003 23 14 8 1 0 0 0 0 0 0 19 21 86 11 5 4 19 MEAN 26 18 9 1 0 0 0 0 0 2 11 22 89 10 11 5 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.0 3.0 5.7 13.6 22.8 26.0 ****** 24.5 22.2 17.6 9.9 3.0 ****** 1987 5.1 6.1 13.2 17.8 24.0 25.2 27.2 27.4 23.0 13.4 10.9 6.9 16.7 1988 4.1 5.8 12.7 18.1 24.6 27.7 28.9 25.2 24.1 16.9 12.1 6.5 17.2 1989 ****** ****** ****** 17.4 20.5 29.3 28.1 26.0 23.7 18.7 12.1 8.6 ****** 1990 3.4 6.1 11.5 17.7 24.9 28.3 28.0 28.0 23.3 18.1 13.5 5.5 17.4 1991 4.9 5.3 9.4 18.9 22.5 27.0 28.7 27.3 22.4 17.1 12.9 8.9 17.1 1992 3.0 6.9 7.6 15.1 ****** ****** 26.9 24.0 20.8 17.5 13.5 7.8 ****** 1993 1.4 8.9 9.5 18.4 23.3 ****** ****** 27.2 23.9 ****** 12.4 7.1 ****** 1994 5.5 6.6 15.2 15.8 23.4 27.4 27.5 28.4 18.6 15.4 16.0 4.8 17.1 1995 5.3 6.9 12.1 19.1 21.4 26.0 29.9 27.8 ****** 16.7 13.8 4.2 ****** 1996 0.2 6.7 9.3 17.2 21.8 26.1 27.1 26.0 25.5 18.0 10.1 6.8 16.2 1997 5.3 7.3 10.3 16.3 20.7 26.8 29.0 26.9 23.3 19.0 9.3 6.1 16.7 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 4.0 8.3 11.2 16.3 22.1 28.8 27.8 27.1 22.2 18.5 9.9 6.1 16.8 2000 3.4 5.2 9.1 21.9 26.6 25.3 26.2 26.4 23.1 16.7 7.7 6.2 16.5 2001 1.8 5.5 11.7 20.7 25.8 27.3 27.6 26.1 22.1 17.5 11.7 8.5 17.2 2002 4.9 6.7 13.9 16.2 25.7 26.3 27.4 27.7 23.2 18.0 10.0 4.0 17.0 2003 5.2 7.4 11.5 18.1 19.9 25.6 29.0 25.9 21.5 18.4 8.7 5.0 16.3 MEAN 3.8 6.4 10.9 17.6 23.1 26.9 28.0 26.6 22.7 17.3 11.4 6.2 16.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 -4.7 -1.6 0.1 4.0 3.2 3.8 ****** 0.2 1.5 -0.9 -0.9 -1.1 ****** 1987 -4.4 -2.4 0.8 1.8 2.0 2.0 3.3 0.7 0.8 -2.3 -5.7 -5.3 -0.7 1988 -3.3 -1.6 1.2 1.4 3.2 4.2 6.2 3.5 -0.5 -2.3 -1.4 1.2 1.0 1989 ****** ****** ****** 2.4 1.3 2.7 4.5 2.7 0.3 0.0 1.2 -0.2 ****** 1990 0.4 1.3 -0.4 5.7 7.6 5.3 5.4 10.1 0.7 -0.8 -0.9 -1.7 2.7 1991 0.4 -0.2 3.1 3.7 4.9 5.7 5.4 3.9 4.0 1.4 -0.2 1.4 2.8 1992 -0.3 0.5 -0.4 6.0 ****** ****** 5.6 6.0 5.1 0.2 -1.8 2.8 ****** 1993 -2.7 2.6 2.0 3.9 5.5 ****** ****** 6.2 4.3 ****** 2.8 0.0 ****** 1994 -1.2 -1.0 2.6 0.2 2.4 3.9 5.1 5.8 -0.1 3.9 -0.6 -2.7 1.5 1995 -2.3 0.4 0.6 4.4 1.1 4.4 6.8 2.8 ****** 1.3 -2.0 -0.3 ****** 1996 -4.6 -0.1 5.2 2.0 -0.3 4.1 4.6 2.6 3.4 0.8 -2.8 -3.1 1.0 1997 ****** -4.0 -0.2 3.3 6.7 7.8 5.9 2.3 1.0 3.3 2.3 0.9 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 -1.7 2.4 1.0 1.0 2.6 5.9 5.0 2.3 2.7 0.9 -0.2 -3.4 1.5 2000 -3.0 -2.9 -0.3 1.3 2.7 2.8 3.7 0.8 1.6 0.4 -0.4 -0.9 0.5 2001 -5.3 -3.7 -1.2 1.9 1.5 3.3 3.0 4.8 0.5 0.2 -2.1 0.6 0.3 2002 -1.8 -1.3 -0.9 3.3 4.5 5.9 4.1 4.6 -2.3 -0.2 -2.3 -4.6 0.8 2003 -3.8 -2.9 -1.3 2.1 2.9 4.1 5.2 2.7 -2.6 -5.0 -5.5 -6.1 -0.8 MEAN -2.5 -0.9 0.8 2.8 3.2 4.4 4.9 3.7 1.3 0.1 -1.2 -1.3 1.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.30 4.19 4.77 6.32 5.74 5.95 ****** 4.60 5.06 4.29 4.30 4.43 ****** 1987 3.32 3.90 4.95 5.23 5.44 5.29 5.77 4.85 4.90 3.93 3.05 3.15 4.48 1988 3.69 4.11 5.17 5.29 5.68 6.12 7.14 5.86 4.53 3.84 4.15 5.18 5.06 1989 ****** ****** ****** 5.47 5.10 5.49 6.29 5.54 4.67 4.57 5.09 4.61 ****** 1990 4.79 5.15 4.47 7.04 7.87 6.61 6.66 9.64 4.87 4.34 4.29 4.13 5.82 1991 4.79 4.68 6.09 6.02 6.69 6.81 6.66 6.10 6.08 5.04 4.52 5.18 5.72 1992 4.64 4.82 4.48 7.19 ****** ****** 6.77 7.01 6.60 4.66 3.99 5.71 ****** 1993 3.89 5.64 5.38 6.27 6.70 ****** ****** 7.00 6.16 ****** 5.76 4.61 ****** 1994 4.25 4.29 5.56 4.63 5.41 5.99 6.53 6.86 4.50 6.38 4.38 3.92 5.23 1995 3.89 4.99 4.97 6.46 4.97 6.26 7.34 5.63 ****** 5.20 3.98 4.51 ****** 1996 3.49 4.59 6.84 5.34 4.47 6.22 6.29 5.59 5.81 4.87 3.71 3.68 5.07 1997 ****** 3.42 4.56 6.17 7.29 7.90 6.95 5.35 4.88 5.79 5.52 4.91 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 4.08 5.58 5.09 4.95 5.58 6.97 6.53 5.36 5.66 4.89 4.53 3.59 5.23 2000 3.85 3.70 4.58 4.99 5.52 5.60 5.91 4.81 5.18 4.75 4.56 4.33 4.82 2001 3.16 3.51 4.18 5.22 5.07 5.81 5.66 6.44 4.76 4.71 3.99 4.82 4.78 2002 4.15 4.31 4.29 5.83 6.47 6.96 6.14 6.33 3.95 4.57 4.01 3.51 5.04 2003 3.55 3.78 4.36 5.48 5.77 6.19 6.61 5.63 3.96 3.34 3.15 3.07 4.57 MEAN 3.92 4.42 4.98 5.76 5.86 6.28 6.48 6.04 5.10 4.70 4.29 4.31 5.18 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 4.46 5.65 6.43 8.54 7.81 8.11 ****** 6.27 6.89 5.83 5.81 5.97 ****** 1987 4.49 5.27 6.70 7.10 7.40 7.21 7.87 6.62 6.67 5.33 4.14 4.27 6.09 1988 4.98 5.55 6.99 7.17 7.74 8.34 9.73 7.98 6.18 5.22 5.63 6.99 6.88 1989 ****** ****** ****** 7.42 6.94 7.50 8.57 7.56 6.36 6.21 6.89 6.23 ****** 1990 6.45 6.94 6.06 9.52 10.68 9.01 9.07 13.06 6.63 5.91 5.82 5.58 7.89 1991 6.46 6.31 8.20 8.16 9.07 9.27 9.08 8.31 8.27 6.84 6.13 7.00 7.76 1992 6.25 6.50 6.05 9.70 ****** ****** 9.22 9.52 8.96 6.32 5.42 7.70 ****** 1993 5.24 7.62 7.27 8.49 9.11 ****** ****** 9.52 8.38 ****** 7.78 6.22 ****** 1994 5.74 5.79 7.52 6.29 7.37 8.17 8.89 9.35 6.13 8.62 5.95 5.29 7.09 1995 5.25 6.73 6.72 8.75 6.76 8.52 10.01 7.69 ****** 7.05 5.40 6.08 ****** 1996 4.70 6.20 9.21 7.24 6.09 8.46 8.57 7.62 7.91 6.62 5.02 4.97 6.89 1997 ****** 4.62 6.16 8.34 9.89 10.73 9.47 7.30 6.65 7.86 7.45 6.62 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 5.50 7.53 6.88 6.72 7.58 9.50 8.89 7.32 7.69 6.65 6.12 4.86 7.10 2000 5.19 5.00 6.19 6.80 7.53 7.63 8.06 6.56 7.06 6.45 6.16 5.84 6.54 2001 4.26 4.74 5.67 7.11 6.92 7.92 7.72 8.77 6.48 6.40 5.41 6.52 6.49 2002 5.60 5.82 5.82 7.90 8.79 9.46 8.36 8.63 5.39 6.21 5.43 4.73 6.84 2003 4.80 5.11 5.90 7.43 7.84 8.42 9.01 7.67 5.40 4.54 4.27 4.16 6.21 MEAN 5.29 5.96 6.74 7.81 7.97 8.55 8.84 8.22 6.94 6.38 5.81 5.82 7.03 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 4.09 2.36 3.47 7.86 21.11 26.49 ****** 25.27 20.85 15.82 7.68 2.23 ****** 1987 5.10 4.89 9.50 15.15 23.58 25.58 28.82 30.64 22.87 11.65 10.27 6.74 16.23 1988 3.63 4.26 8.51 15.14 24.60 30.16 31.20 24.81 25.63 15.29 9.97 3.38 16.38 1989 ****** ****** ****** 13.48 19.33 34.45 30.12 26.89 24.97 17.27 8.15 5.75 ****** 1990 1.65 2.92 9.19 11.88 22.16 30.68 29.51 26.04 23.41 16.15 11.34 4.53 15.79 1991 2.72 3.67 4.24 15.15 19.99 28.29 31.73 29.43 21.28 13.69 10.23 5.47 15.49 1992 1.71 4.08 5.09 8.54 ****** ****** 27.00 21.56 17.19 14.84 11.10 3.32 ****** 1993 1.97 4.22 5.16 13.75 20.96 ****** ****** 27.62 22.68 ****** 8.19 4.53 ****** 1994 3.88 4.70 10.72 13.66 23.04 30.01 29.00 31.10 16.49 9.74 13.35 4.38 15.84 1995 4.23 3.97 8.72 14.41 20.09 26.55 33.63 31.19 ****** 14.10 12.21 2.49 ****** 1996 2.25 4.11 3.03 13.73 21.79 27.08 27.98 27.59 27.30 15.84 8.60 5.70 15.42 1997 ****** 6.93 7.02 10.97 16.08 25.53 32.29 30.01 24.20 15.88 5.00 3.13 ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 3.29 3.97 6.87 12.96 20.09 32.51 30.06 29.75 20.90 15.86 6.92 5.42 15.72 2000 3.28 4.51 6.58 21.27 29.69 26.66 26.79 29.01 22.81 13.71 4.99 4.10 16.12 2001 3.45 5.02 9.37 19.34 28.74 30.33 30.37 27.00 22.59 15.29 9.20 5.11 17.15 2002 3.79 4.49 11.62 12.01 25.78 25.78 28.92 29.70 24.75 16.07 7.86 4.06 16.24 2003 4.59 5.89 8.75 15.33 16.45 25.53 32.52 26.54 21.87 18.07 8.23 5.78 15.79 MEAN 3.31 4.37 7.36 13.80 22.09 28.38 30.00 27.89 22.49 14.95 9.02 4.48 15.68 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 61 76 72 56 30 25 *** 21 27 31 52 77 *** 1987 55 60 47 39 26 23 22 19 25 38 37 49 37 1988 63 63 50 36 27 24 25 25 21 29 44 73 40 1989 *** *** *** 40 31 19 23 23 24 32 51 57 *** 1990 83 74 49 50 35 24 25 35 24 30 42 64 45 1991 75 68 67 41 35 27 24 24 33 37 46 63 45 1992 80 68 61 59 *** *** 27 33 38 33 38 73 *** 1993 76 67 62 42 33 *** *** 27 30 *** 56 64 *** 1994 66 61 47 38 27 23 25 25 30 50 35 62 41 1995 62 67 51 42 28 26 25 22 *** 40 38 76 *** 1996 73 66 79 39 25 26 25 23 26 35 46 53 43 1997 *** 51 52 46 43 31 25 21 25 39 65 72 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 68 70 52 39 30 25 25 21 31 33 54 58 42 2000 67 61 57 28 23 25 24 20 27 36 62 65 41 2001 64 57 46 31 22 23 22 27 26 35 43 61 38 2002 67 61 40 47 29 28 23 24 20 32 47 61 40 2003 57 52 45 40 34 27 23 24 22 23 43 47 36 MEAN 68 64 55 42 30 25 24 24 27 35 47 63 42 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 82 88 86 68 41 32 *** 27 34 42 64 89 *** 1987 77 79 65 49 35 30 28 26 33 51 51 73 50 1988 80 80 66 49 36 31 33 32 27 38 58 86 51 1989 *** *** *** 51 40 25 27 29 33 45 68 76 *** 1990 92 90 69 66 46 30 29 42 32 42 61 80 57 1991 90 83 81 55 49 36 31 31 44 52 64 77 58 1992 89 82 79 74 *** *** 32 41 49 45 55 83 *** 1993 85 78 77 55 44 *** *** 35 42 *** 72 81 *** 1994 81 78 63 52 39 31 32 32 43 66 53 78 54 1995 79 81 66 55 38 33 32 31 *** 55 58 89 *** 1996 85 82 88 53 35 35 31 30 39 53 68 74 56 1997 *** 71 72 61 58 41 34 29 36 50 81 86 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 85 84 64 57 41 37 33 29 43 46 72 81 56 2000 82 80 76 39 32 35 30 26 36 51 79 83 54 2001 81 81 69 47 33 32 29 37 39 48 62 78 53 2002 81 82 60 69 41 34 29 31 27 41 60 87 54 2003 71 71 63 58 43 36 31 32 31 30 62 63 49 MEAN 83 81 72 56 41 33 31 32 37 47 64 80 55 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 35 63 56 43 20 17 *** 15 18 18 38 64 *** 1987 34 38 31 28 18 17 17 13 16 25 20 23 23 1988 42 42 34 24 18 16 18 19 14 17 29 55 27 1989 *** *** *** 28 21 13 18 17 16 19 36 41 *** 1990 72 59 31 36 25 18 20 29 16 19 25 46 33 1991 58 54 55 30 24 20 18 17 22 25 30 49 34 1992 70 54 43 45 *** *** 22 25 28 24 24 64 *** 1993 67 56 48 30 24 *** *** 20 20 *** 40 45 *** 1994 49 46 33 25 18 16 19 20 20 37 22 43 29 1995 39 50 35 30 19 19 19 15 *** 27 22 60 *** 1996 58 45 71 28 17 19 19 17 18 21 27 33 31 1997 *** 29 36 34 31 24 18 15 16 27 48 55 *** 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 50 56 41 26 22 18 19 16 22 22 35 30 30 2000 50 37 37 19 16 19 20 15 20 24 43 44 29 2001 43 33 28 21 16 17 17 21 18 22 26 43 25 2002 53 41 25 33 19 23 18 19 13 19 29 34 27 2003 43 34 30 25 25 19 17 18 14 14 24 31 25 MEAN 51 46 40 30 21 18 19 18 18 23 30 45 30 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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 1986 0 7 6 6 1 0 *** 0 0 0 3 4 *** 1987 2 1 2 1 2 0 0 0 1 0 0 0 9 1988 1 1 3 1 0 0 0 1 0 0 0 5 12 1989 *** *** *** 2 0 0 0 0 0 0 1 0 *** 1990 4 3 2 2 0 0 0 0 0 0 0 1 12 1991 3 3 11 1 2 0 0 0 0 0 1 1 22 1992 6 1 2 6 *** *** 0 0 0 0 0 6 *** 1993 3 6 3 3 1 *** *** 0 0 *** 0 0 *** 1994 2 2 4 0 0 0 0 0 0 2 0 1 11 1995 2 4 4 4 0 0 0 0 *** 2 0 1 *** 1996 4 4 12 1 1 0 0 0 0 1 0 0 23 1997 2 0 5 4 0 0 0 0 0 0 3 2 16 1998 *** *** *** *** *** *** *** *** *** *** *** *** *** 1999 0 3 4 1 1 0 0 0 0 0 0 0 9 2000 0 0 1 0 0 0 0 0 0 0 2 1 4 2001 0 0 0 0 0 0 0 0 0 0 0 1 1 2002 3 4 0 2 0 0 0 0 0 0 0 1 10 2003 2 1 1 1 1 0 0 0 0 0 0 0 6 MEAN 2 3 4 2 1 0 0 0 0 0 1 1 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. HIGHEST AND LOWEST LIMITS FOR 18 YEARS DURING 1986-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 11.2 14.0 17.0 26.0 28.4 30.0 30.0 29.4 25.2 22.8 16.0 12.0 1 YEAR - DAY 2002- 9 1992-26 2003-27 1987-20 2002-29 1990-21 1989- 9 2002-11 1988- 5 1997- 8 1993- 2 1991-11 LOW. DRY 03 -17.0 -13.0 -11.0 -4.0 4.8 12.8 16.0 11.6 3.2 -2.0 -6.4 -10.4 2 YEAR - DAY 1996-16 1986- 4 1986-17 1994- 6 1989- 2 2000- 2 1997-11 1996-31 1991-28 1995-20 1995-29 1986-11 HIG. WET 03 7.8 10.0 14.0 16.8 18.2 17.4 18.6 19.4 14.0 19.6 10.0 9.6 3 YEAR - DAY 1992- 3 1995- 9 1995-21 1990-29 2002-26 1990-19 1988-11 1990-12 1993- 2 1986- 6 1993- 2 1992-22 LOW. WET 03 -18.0 -13.4 -11.0 -4.8 1.4 6.8 7.6 5.6 -0.2 -3.4 -7.0 -11.0 4 YEAR - DAY 1996-16 1986- 4 1986-17 1994- 6 1989- 4 2000- 2 2000-19 1996-31 2003-29 1987-13 1995-29 1994- 9 HIG. DRY 09 21.2 24.0 26.4 36.2 38.0 40.4 39.2 39.2 38.0 32.2 28.4 21.4 5 YEAR - DAY 1994- 5 1997-21 1995-30 2001-21 2000- 9 1988-18 2003- 3 2003- 1 1996- 9 1997- 2 1990-11 1990- 7 LOW. DRY 09 -10.4 -4.0 -3.0 8.0 11.0 20.0 26.4 19.0 16.2 5.8 3.8 -6.0 6 YEAR - DAY 1996-14 1991-14 1986-17 2003-18 1989- 1 2000-15 2000-25 1992-31 1991-28 1987-28 1987-30 1986-11 HIG. WET 09 13.0 16.8 23.2 22.2 23.0 21.6 21.4 24.0 20.0 22.4 22.0 14.0 7 YEAR - DAY 1991-25 1995- 8 1999-19 1988-28 1991- 4 1999-24 1988-11 1990-21 1991- 6 1994- 3 1993- 5 1991-15 LOW. WET 09 -11.8 -5.0 -3.0 4.0 5.0 10.8 12.6 11.8 7.2 2.4 0.2 -6.0 8 YEAR - DAY 1996-14 1991-14 1986-17 1994- 6 1989- 3 2000-15 2001-29 1992-28 2003-28 1987-28 1987-30 1986-11 HIG. DRY 15 14.2 16.8 23.0 30.0 35.0 36.8 35.8 35.0 35.4 28.2 23.6 16.8 9 YEAR - DAY 1987-27 1997-24 2002-27 2000-11 2000-20 2001-29 1995- 1 1991- 6 1996- 9 1995- 3 1993- 2 1991-10 LOW. DRY 15 -13.6 -7.0 -6.8 2.0 5.6 14.0 21.2 15.2 10.4 1.8 -3.6 -9.0 10 YEAR - DAY 1996-14 1991-14 1986-17 1994- 6 1989- 1 1987-12 1999-13 1992-31 1991-28 1987-28 1987-30 1986-11 HIG. WET 15 10.2 14.4 21.2 21.0 26.0 21.0 20.0 21.8 18.2 19.0 15.2 11.2 11 YEAR - DAY 2002-11 1995- 8 1999-19 1993-29 1990-12 1997- 3 1997-18 1990-12 1991- 6 1994- 3 1989-17 1991-11 LOW. WET 15 -14.0 -7.6 -7.2 1.0 1.6 8.0 11.0 8.0 4.2 0.0 -3.8 -9.0 12 YEAR - DAY 1996-14 1994-20 1986-17 1994- 6 1989- 3 1987-12 1988-23 1986-31 2003-27 1987-28 1987-30 1986-11 HIG. MIN. 7.5 10.0 16.0 18.0 20.0 25.0 26.0 25.0 22.0 16.0 12.5 8.0 13 YEAR - DAY 2002- 9 1997-24 2003-27 1987-20 2000-26 2001-29 1995-17 2000- 1 2000- 1 1997- 8 1995- 4 1992-22 LOW. MIN. -17.5 -14.0 -12.5 -8.0 -2.5 8.0 11.2 8.5 2.0 -5.0 -9.5 -13.5 14 YEAR - DAY 1996-15 1986- 4 1986-17 1994- 6 1989- 5 2003- 8 2002-13 1996-31 1991-28 1995-20 1987-30 2003-13 HIG. MAX. 22.0 24.5 28.5 38.0 39.0 41.0 40.3 40.2 38.0 37.0 29.0 22.0 15 YEAR - DAY 1994- 5 1997-21 1990-12 2001-21 1991-31 1999-26 1995- 2 2003- 1 1991- 6 1999-28 1990-11 1990- 7 LOW. MAX. -10.4 -3.5 -3.0 8.0 11.5 21.0 27.0 20.0 16.5 6.0 4.0 -5.0 16 YEAR - DAY 1996-14 1991-14 1986-17 2003-18 1989- 1 2000-15 2000-25 1992-31 1991-28 1987-28 1987-30 1986-11 HIG. PPTN 25.0 26.0 38.0 29.0 16.6 3.0 0.0 8.0 10.2 12.6 10.0 12.5 17 YEAR - DAY 2002-12 1993- 4 1986-26 1995-24 1996-22 1997- 3 999-** 1988-31 1987-18 1996-18 1989- 9 1988-27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 18 YEARS DURING 1986-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 18.8 20.6 20.8 24.8 21.4 19.2 18.1 20.8 21.0 20.4 21.0 19.8 18 YEAR - DAY 1994-13 2000-27 2000- 6 2001-21 2000-20 1991- 5 2003- 2 1997-31 1997- 1 2001- 7 1993-20 1996- 7 DRY 15 - DRY 09 14.4 14.6 12.8 12.0 12.8 12.4 10.8 9.2 13.0 15.0 14.4 14.4 19 YEAR - DAY 2000- 1 2000-27 1988-27 2001-21 2002-31 2002- 1 1988-23 1986-31 1987- 8 1997-25 1987- 8 1999-31 DRY 15 - DRY 03 12.2 16.2 18.6 15.6 19.4 15.8 15.6 16.2 17.0 16.0 16.6 14.4 20 YEAR - DAY 1994-12 1994- 5 1986-15 1994-24 2000-20 2000-24 1997-11 1996-24 1996-11 1995- 3 1993-20 1993- 5 WET 09 - WET 03 14.2 15.2 16.4 15.8 14.8 9.6 8.4 10.6 11.2 13.4 16.2 15.4 21 YEAR - DAY 1996-16 1986- 4 1999-19 1992-27 1991- 7 2000-25 1997- 8 1997-31 1992-21 1994- 3 1993- 5 1996- 7 WET 15 - WET 09 9.0 9.0 9.0 9.8 8.8 6.9 5.4 5.0 5.6 9.4 12.0 10.0 22 YEAR - DAY 2000-12 1988- 8 1991- 2 1992-27 1991- 7 2002-22 2003- 4 1994- 5 1988-25 1997-25 1993- 5 1997-11 WET 15 - WET 03 12.4 11.8 14.4 11.4 12.0 9.4 8.4 9.4 10.0 10.0 12.6 12.6 23 YEAR - DAY 1990-31 1994- 5 1999-19 2002- 2 1990-12 1997- 3 1995-22 1997-31 1999- 9 1989-16 1993-20 1996- 7 DAY BY DAY DRY 03 12.8 14.0 11.0 11.0 10.8 7.6 6.8 7.4 7.2 12.4 10.2 11.0 24 YEAR - DAY 2000- 8 1992-27 2003-10 1987-21 2002-14 2003- 6 2002- 2 2002-17 1992-30 1987-28 1993-19 2001-10 DAY BY DAY WET 03 11.8 10.4 9.0 8.0 7.0 5.2 5.0 9.1 6.4 10.6 9.4 9.8 25 YEAR - DAY 2000- 8 1986- 8 1986-17 1990-29 1991-14 2002-22 1996- 9 2003- 7 1991-27 1986- 7 1988-16 1986-11 DAY BY DAY DRY 09 12.4 13.4 17.0 15.4 12.0 8.6 10.0 8.2 9.8 12.8 11.8 13.1 26 YEAR - DAY 1986-21 1994-21 1990-26 2003-18 1997- 6 1995-24 2003- 5 2001-28 1989-20 2001-27 1993-15 1999- 4 DAY BY DAY WET 09 11.0 10.0 14.6 9.8 9.8 4.3 5.8 5.0 5.6 8.4 13.6 11.6 27 YEAR - DAY 2000-12 1991-24 1999-19 1992-28 1991- 5 2002-22 2003- 2 1990-29 1999-28 1994- 3 1993- 6 1988-29 DAY BY DAY DRY 15 10.0 14.0 26.8 16.2 11.8 11.0 6.6 7.8 11.4 11.4 14.0 13.8 28 YEAR - DAY 1999- 2 1994-21 1986-16 1987-21 1997- 6 2000-13 1999-13 2001-28 1991-27 1995-14 2001-20 1988-29 DAY BY DAY WET 15 8.6 11.8 19.4 9.0 9.2 6.2 5.2 6.4 7.8 7.0 8.4 14.0 29 YEAR - DAY 1988-20 1994-21 1986-16 2003-18 1990-12 1997- 3 1988-23 1990- 7 1991-27 1996-14 2001-20 1988-29 DAY BY DAY MIN. 10.6 12.0 9.5 9.5 8.0 9.2 6.6 9.0 8.5 10.0 11.0 11.0 30 YEAR - DAY 1993-16 1990- 2 1986-17 2003-16 2002-11 1989-12 1991- 1 1993-29 1990-24 1995-22 2003- 5 2002-15 DAY BY DAY MAX. 14.0 14.2 16.0 16.2 12.5 8.0 10.3 9.0 8.5 15.0 12.0 10.8 31 YEAR - DAY 1999- 2 1994-21 2001-11 2003-18 1997- 6 1995-24 2003- 5 2001-28 1987- 9 1999-28 1993-15 1986-11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 3.2 3.1 5.2 12.6 20.7 23.4 ***** 22.9 20.1 16.2 8.8 2.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.4 -3.1 -1.0 5.9 12.2 14.7 ***** 16.0 11.4 7.0 1.6 -2.7 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.9 9.2 11.7 19.6 29.1 32.1 ***** 29.8 28.8 25.5 16.1 8.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 17.3 12.3 12.7 13.7 16.9 17.4 ***** 13.8 17.3 18.5 14.5 11.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.94 3.69 4.30 6.13 6.03 5.82 ***** 4.76 4.90 4.83 4.09 4.05 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.38 4.75 5.34 6.62 5.42 5.69 ***** 4.19 4.74 3.94 4.28 5.09 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.60 4.14 4.78 6.22 5.77 6.34 ***** 4.81 5.57 4.51 4.51 4.17 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.0 -14.0 -12.5 -1.5 6.0 10.0 ***** 10.0 9.0 0.0 -5.0 -13.0 ****** DAY 25 4 17 1 20 1 ** 31 21 16 17 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 18.0 20.5 27.0 33.0 36.0 ***** 33.0 31.0 33.0 25.0 15.5 ****** DAY 18 28 4 18 26 15 ** 3 9 5 2 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.0 13.0 38.0 18.0 5.0 1.2 ***** 0.0 0.0 0.2 6.2 11.0 ****** DAY 22 2 26 11 1 10 ** ** ** 26 23 2 MONTHLY TOTAL PRECIPITATION IN MM. 2.0 66.2 141.2 63.6 5.4 1.2 ***** 0.0 0.0 0.2 21.4 44.2 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 60.6 20.3 0.0 19.1 NO. OF DAYS WITH PRECIPITATION. 1 10 8 9 2 1 *** 0 0 1 4 7 *** NO. OF DAYS PRECIPITATION EQUAL 1 9 8 9 1 1 *** 0 0 0 4 7 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 5 2 0 0 *** 0 0 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 83 82 67 40 31 *** 26 33 43 63 86 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 38 67 60 43 20 17 *** 15 18 18 38 68 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 78 73 58 30 28 *** 23 30 34 57 79 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 8 5 0 0 0 *** 0 0 0 1 10 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 6 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 0 0 0 *** 0 0 0 0 2 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 18 25 *** 20 12 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. 30 21 19 5 0 0 *** 0 0 2 13 23 *** DATE OF START AND END FREEZING START = 16 OCT. END = 26 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.5 5.6 11.8 15.6 21.0 22.2 24.6 24.8 20.1 11.6 9.9 6.4 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -1.9 3.2 7.4 11.8 14.0 17.4 17.0 10.8 3.2 1.0 -2.9 6.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.8 13.2 20.5 23.7 30.2 30.3 31.8 32.5 29.4 20.0 18.8 15.7 23.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 16.7 15.1 17.3 16.3 18.4 16.3 14.4 15.5 18.6 16.8 17.8 18.6 16.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.12 3.71 4.84 5.43 5.47 5.48 5.91 5.15 4.68 3.93 3.19 3.27 4.52 MEAN OF MIXING RATIO AT 09 GMT. 3.29 3.76 5.04 5.08 5.15 5.22 5.51 4.40 4.62 3.82 2.96 2.78 4.30 MEAN OF MIXING RATIO AT 15 GMT. 3.55 4.23 4.96 5.20 5.69 5.17 5.89 4.99 5.40 4.04 3.00 3.41 4.63 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.5 -8.0 -4.0 0.0 4.5 9.5 12.0 11.5 6.0 -4.5 -9.5 -10.0 -10.0 DAY 22 9 24 3 8 22 5 29 26 13 30 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 21.0 25.5 33.0 35.0 35.0 36.0 35.0 37.5 32.0 27.5 20.0 37.5 DAY 27 28 3 20 24 7 6 15 6 7 8 21 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 6.0 25.0 7.4 5.0 0.0 0.0 0.1 10.2 0.0 0.0 0.0 25.0 DAY 12 18 31 7 6 ** ** 30 18 ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 16.0 16.0 54.4 7.4 10.4 0.0 0.0 0.1 10.2 0.0 0.0 0.0 114.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 75.5 15.5 9.0 0.0 NO. OF DAYS WITH PRECIPITATION. 2 4 9 1 4 0 0 1 1 0 0 0 22 NO. OF DAYS PRECIPITATION EQUAL 2 4 9 1 2 0 0 0 1 0 0 0 19 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 0 0 0 0 0 1 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 76 64 48 33 28 26 25 32 48 49 71 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 34 38 31 29 18 18 17 13 16 25 20 23 24 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 57 66 46 40 27 25 24 19 27 41 40 52 39 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 8 1 0 0 0 0 0 0 4 2 9 41 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 5 2 0 0 0 0 7 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 9 19 19 22 30 12 1 0 0 112 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. 29 19 6 1 0 0 0 0 0 13 13 28 109 DATE OF START AND END FREEZING START = 11 OCT. END = 3 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.1 5.4 11.3 15.9 21.2 24.6 26.2 22.6 21.6 14.7 10.9 6.2 15.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.4 -1.5 3.1 7.8 11.5 15.4 18.2 14.9 12.6 4.5 1.8 -0.9 7.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.7 12.3 19.5 24.0 31.0 33.9 34.3 30.4 30.5 25.0 20.0 13.2 23.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.1 13.8 16.4 16.2 19.5 18.5 16.1 15.5 17.9 20.5 18.2 14.1 16.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.45 3.93 4.80 5.18 5.83 6.35 7.39 5.80 4.48 3.66 3.77 4.38 4.92 MEAN OF MIXING RATIO AT 09 GMT. 3.67 4.13 5.31 5.39 5.47 5.98 7.10 5.86 4.48 3.87 4.45 6.10 5.15 MEAN OF MIXING RATIO AT 15 GMT. 3.95 4.27 5.39 5.30 5.75 6.03 6.94 5.91 4.63 3.99 4.23 5.06 5.12 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.5 -10.5 -3.5 -1.0 5.5 10.0 14.0 11.5 4.0 1.0 -6.0 -8.5 -10.5 DAY 3 8 7 2 7 2 29 29 28 5 25 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 17.5 25.5 30.0 38.0 40.5 39.0 35.0 37.5 31.0 26.5 20.0 40.5 DAY 18 3 19 15 29 18 1 30 6 21 5 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 24.8 17.0 25.8 6.0 0.0 0.0 0.0 8.0 0.0 0.0 4.2 12.5 25.8 DAY 19 18 4 30 ** ** ** 31 ** ** 30 27 MONTHLY TOTAL PRECIPITATION IN MM. 33.4 23.6 64.6 17.0 0.0 0.0 0.0 8.4 0.0 0.0 4.2 45.5 196.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 61.8 8.6 4.3 25.3 NO. OF DAYS WITH PRECIPITATION. 4 4 6 5 0 0 0 2 0 0 1 6 28 NO. OF DAYS PRECIPITATION EQUAL 3 3 5 4 0 0 0 1 0 0 1 6 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 3 0 0 0 0 0 0 0 0 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 77 64 46 35 31 32 31 27 37 54 85 50 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 42 43 36 26 18 17 19 19 14 17 29 59 28 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 69 51 37 28 24 25 26 21 32 49 75 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 6 0 0 0 0 0 0 0 0 5 3 24 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 5 0 0 0 0 0 5 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 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 24 30 31 19 18 3 0 0 128 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 0 0 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 19 3 3 0 0 0 0 0 0 9 23 83 DATE OF START AND END FREEZING START = 16 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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.***** ***** ***** 15.2 17.6 25.6 26.1 23.4 20.0 15.7 10.0 6.6 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 6.8 8.5 16.5 19.8 16.0 9.4 5.8 2.0 -0.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 23.5 26.6 34.6 32.4 30.8 30.6 25.6 18.1 14.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 16.7 18.1 18.1 12.6 14.8 21.2 19.8 16.1 14.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** 5.31 5.00 5.55 6.34 5.45 4.32 4.32 4.67 4.08 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** 5.67 5.15 5.23 6.27 5.63 4.76 4.32 5.24 4.77 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** 5.42 5.16 5.68 6.26 5.55 4.93 5.07 5.36 4.98 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 1.0 -2.5 12.0 16.0 10.0 5.0 0.0 -2.0 -6.0 ****** DAY ** ** ** 4 5 17 2 29 23 25 6 25 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 30.0 37.0 39.5 37.0 35.0 35.0 32.0 26.0 21.5 ****** DAY ** ** ** 18 31 2 7 11 19 1 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** 5.6 4.0 0.0 0.0 0.0 0.0 0.0 10.0 2.0 ****** DAY ** ** ** 7 9 ** ** ** ** ** 9 16 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** 15.8 4.0 0.0 0.0 0.0 0.0 0.0 16.4 5.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 47.6 0.0 52.4 NO. OF DAYS WITH PRECIPITATION. *** *** *** 4 1 0 0 0 0 0 4 5 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** 4 1 0 0 0 0 0 4 2 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** 0 0 0 0 0 0 0 1 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** 50 40 25 26 28 33 44 67 76 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** 29 21 13 18 18 16 19 37 41 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** 40 30 19 24 23 22 31 50 55 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 11 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 3 9 3 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 10 30 25 24 26 8 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 4 0 0 0 0 1 8 21 *** DATE OF START AND END FREEZING START = 25 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 2.6 4.7 9.4 15.1 21.5 24.9 25.1 25.3 20.1 15.0 11.0 4.1 14.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.3 -1.5 0.6 7.2 12.2 16.3 17.5 16.9 10.6 5.6 1.3 -3.4 6.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.4 10.9 18.3 23.0 30.9 33.5 32.6 33.6 29.5 24.4 20.6 11.6 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 12.4 17.7 15.8 18.7 17.3 15.1 16.7 18.9 18.8 19.3 15.0 16.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.11 4.33 4.31 6.39 7.25 6.62 6.55 8.51 4.58 4.11 3.99 3.42 5.35 MEAN OF MIXING RATIO AT 09 GMT. 5.37 5.77 4.17 7.81 7.72 6.65 6.99 10.66 4.78 4.28 4.19 4.35 6.06 MEAN OF MIXING RATIO AT 15 GMT. 4.89 5.34 4.89 6.92 8.65 6.56 6.42 9.76 5.24 4.65 4.69 4.62 6.05 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.0 -12.0 -5.0 2.0 8.0 12.5 14.5 11.5 5.0 -1.5 -4.0 -11.0 -12.0 DAY 31 1 18 2 2 1 12 18 26 20 19 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 16.0 28.5 32.0 35.0 39.0 37.0 38.5 37.0 30.0 29.0 22.0 39.0 DAY 24 21 12 28 21 17 1 10 1 5 11 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.2 22.0 5.0 14.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 10.0 22.0 DAY 10 6 19 5 1 ** ** ** ** ** ** 27 MONTHLY TOTAL PRECIPITATION IN MM. 53.8 52.6 11.8 33.8 7.8 0.0 0.0 0.0 0.0 0.0 0.0 19.4 179.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 66.0 23.2 0.0 10.8 NO. OF DAYS WITH PRECIPITATION. 8 7 4 8 5 0 0 0 0 0 0 5 37 NO. OF DAYS PRECIPITATION EQUAL 8 6 3 6 5 0 0 0 0 0 0 4 32 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 2 0 1 0 0 0 0 0 0 0 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 88 68 62 44 30 29 40 31 41 60 78 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 75 61 31 41 25 18 20 29 16 20 25 47 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 73 47 46 37 24 25 36 24 29 41 68 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 6 1 3 0 0 0 0 0 0 0 1 12 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 2 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 19 25 31 30 13 1 0 0 122 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. 29 23 14 0 0 0 0 0 0 3 15 28 112 DATE OF START AND END FREEZING START = 19 OCT. END = 24 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MEAN AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.8 3.4 8.3 16.0 19.5 24.2 26.0 25.0 20.1 14.1 10.8 6.8 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 -3.3 1.7 7.3 10.2 15.3 17.5 16.6 11.0 4.7 1.6 -0.1 6.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.0 10.4 14.1 24.6 28.7 33.1 34.6 33.4 29.2 23.3 19.2 13.8 22.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.5 13.7 12.4 17.3 18.5 17.8 17.1 16.8 18.2 18.6 17.6 13.9 16.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.40 4.03 5.29 5.77 6.19 6.40 6.15 5.63 5.58 4.80 4.26 4.65 5.26 MEAN OF MIXING RATIO AT 09 GMT. 5.13 5.10 7.04 6.25 6.91 6.94 6.95 6.34 6.32 5.19 4.44 5.51 6.01 MEAN OF MIXING RATIO AT 15 GMT. 4.72 4.73 6.08 6.02 6.96 7.08 6.89 6.33 6.35 5.13 4.75 5.36 5.87 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.0 -13.0 -4.1 1.0 6.0 13.0 14.5 9.0 2.0 1.0 -2.5 -5.0 -13.0 DAY 1 14 12 15 7 5 3 11 28 15 29 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 17.5 20.0 31.0 39.0 38.0 37.0 39.0 38.0 28.0 28.5 21.5 39.0 DAY 24 4 29 27 31 5 8 6 6 26 4 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 17.0 24.0 17.2 11.0 0.0 0.0 0.0 0.0 1.0 8.0 7.0 24.0 DAY 6 10 16 1 4 ** ** ** ** 5 17 17 MONTHLY TOTAL PRECIPITATION IN MM. 47.0 48.5 109.2 27.2 20.4 0.0 0.0 0.0 0.0 1.0 10.0 15.4 278.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 73.4 17.1 0.0 9.5 NO. OF DAYS WITH PRECIPITATION. 8 7 12 4 4 0 0 0 0 1 2 5 43 NO. OF DAYS PRECIPITATION EQUAL 8 7 12 4 3 0 0 0 0 1 2 5 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 4 1 1 0 0 0 0 0 0 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 81 78 54 47 36 31 30 44 52 64 75 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 55 59 30 26 20 18 18 22 26 30 51 35 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 71 67 38 33 26 22 23 32 35 42 63 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 8 1 0 0 0 0 0 0 0 0 6 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 0 0 0 0 0 3 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 2 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 12 21 31 30 14 0 0 0 112 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. 21 20 7 0 0 0 0 0 0 0 8 17 73 DATE OF START AND END FREEZING START = 16 NOV. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 2.3 5.3 6.0 13.1 ***** ***** 25.1 21.8 18.3 14.7 10.6 6.2 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -1.9 -1.1 -0.7 5.6 ***** ***** 18.8 14.2 9.9 5.5 1.1 0.5 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.6 11.7 12.7 20.5 ***** ***** 31.5 29.5 26.8 23.9 20.0 11.9 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.5 12.8 13.4 14.9 ***** ***** 12.7 15.3 16.8 18.4 18.9 11.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 4.07 4.22 4.26 6.14 ***** ***** 6.49 6.45 5.72 4.24 3.66 4.73 ***** MEAN OF MIXING RATIO AT 09 GMT. 5.28 5.30 4.39 8.39 ***** ***** 7.04 7.38 7.12 4.94 3.93 6.37 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.57 4.93 4.78 7.03 ***** ***** 6.79 7.19 6.96 4.78 4.38 6.03 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -7.0 -9.0 1.0 ***** ***** 15.0 10.0 5.0 0.0 -2.5 -3.0 ****** DAY 29 18 13 7 ** ** 11 10 14 17 20 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 20.0 21.5 28.0 ***** ***** 36.5 36.0 34.0 29.0 24.0 18.0 ****** DAY 20 25 31 25 ** ** 5 25 26 11 13 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 14.0 6.2 25.2 ***** ***** 0.0 0.0 0.0 3.2 0.0 7.4 ****** DAY 22 4 23 8 ** ** ** ** ** 7 ** 5 MONTHLY TOTAL PRECIPITATION IN MM. 59.6 28.6 16.2 97.2 ***** ***** 0.0 0.0 0.0 4.8 0.0 51.4 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 40.5 37.7 0.0 21.8 NO. OF DAYS WITH PRECIPITATION. 10 6 3 11 *** *** 0 0 0 2 0 10 *** NO. OF DAYS PRECIPITATION EQUAL 10 6 3 9 *** *** 0 0 0 2 0 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 0 3 *** *** 0 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 80 76 71 *** *** 32 41 48 45 55 82 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 56 43 51 *** *** 22 26 29 24 24 65 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 67 63 56 *** *** 26 32 36 31 34 72 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 7 7 0 *** *** 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 *** *** 8 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 0 0 *** *** 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 *** *** 27 15 11 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. 24 19 18 0 *** *** 0 0 0 1 13 18 *** DATE OF START AND END FREEZING START = 17 OCT. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 0.1 6.9 7.2 16.0 20.5 ***** ***** 24.1 21.0 ***** 10.0 5.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.1 0.8 0.3 8.5 12.1 ***** ***** 15.9 11.8 ***** 1.5 -3.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.3 13.0 14.1 23.5 29.0 ***** ***** 32.3 30.2 ***** 18.6 13.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.4 12.2 13.8 15.0 16.9 ***** ***** 16.4 18.4 ***** 17.1 16.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.28 4.99 5.12 5.66 6.33 ***** ***** 6.74 5.70 ***** 4.60 3.82 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.23 6.27 5.50 6.38 6.89 ***** ***** 6.93 6.10 ***** 6.37 4.83 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.16 5.68 5.53 6.77 6.88 ***** ***** 7.32 6.67 ***** 6.29 5.18 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -5.0 -5.0 0.5 3.0 ***** ***** 12.0 7.0 ***** -5.0 -8.0 ****** DAY 17 17 15 1 11 ** ** 28 30 ** 20 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 18.5 21.0 29.5 34.0 ***** ***** 36.5 33.0 ***** 28.5 18.5 ****** DAY 30 14 19 20 31 ** ** 9 15 ** 2 5 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 26.0 14.0 16.0 6.0 ***** ***** 0.0 0.0 ***** 3.4 0.0 ****** DAY 15 4 13 30 7 ** ** ** ** ** 5 ** MONTHLY TOTAL PRECIPITATION IN MM. 46.3 76.6 32.5 40.1 6.0 ***** ***** 0.0 0.0 ***** 5.8 0.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 75.0 22.2 0.0 2.8 NO. OF DAYS WITH PRECIPITATION. 6 7 5 8 1 *** *** 0 0 *** 2 0 *** NO. OF DAYS PRECIPITATION EQUAL 5 7 4 5 1 *** *** 0 0 *** 2 0 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 1 2 0 *** *** 0 0 *** 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 75 75 49 43 *** *** 35 41 *** 69 81 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 59 49 32 24 *** *** 20 20 *** 42 45 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 68 62 43 32 *** *** 27 28 *** 55 64 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 2 3 0 0 *** *** 0 0 *** 5 15 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** *** 1 1 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 0 0 0 0 *** *** 0 0 *** 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 13 *** *** 28 20 *** 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. 29 11 16 0 0 *** *** 0 0 *** 14 29 *** DATE OF START AND END FREEZING START = 6 NOV. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.4 4.7 12.6 13.7 21.1 25.1 26.1 26.4 16.9 13.3 13.7 4.0 15.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.7 -2.7 4.5 5.1 12.2 16.9 19.8 18.7 8.9 5.7 4.8 -3.4 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.5 12.1 20.8 22.4 30.0 33.3 32.3 34.1 24.9 20.8 22.6 11.3 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.2 14.8 16.3 17.3 17.8 16.4 12.5 15.4 16.0 15.1 17.8 14.7 15.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.58 3.76 5.43 4.42 5.04 5.73 6.38 6.28 4.33 5.62 4.37 3.35 4.86 MEAN OF MIXING RATIO AT 09 GMT. 4.51 4.41 5.70 4.59 5.47 5.89 6.60 7.47 4.42 7.29 4.17 4.10 5.38 MEAN OF MIXING RATIO AT 15 GMT. 4.68 4.70 5.54 4.89 5.72 6.35 6.61 6.84 4.76 6.22 4.60 4.31 5.44 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -8.0 2.0 -8.0 7.0 10.0 15.0 12.5 5.0 -1.0 0.0 -12.0 -12.0 DAY 10 5 2 6 8 2 6 11 28 26 12 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 17.5 26.0 33.5 33.0 39.0 38.5 38.5 30.5 29.0 27.0 22.0 39.0 DAY 5 24 29 29 16 22 8 9 1 1 8 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 13.2 10.0 1.4 1.0 0.0 0.0 0.0 0.0 9.4 0.4 5.0 18.0 DAY 25 19 11 3 7 ** ** ** ** 3 15 5 MONTHLY TOTAL PRECIPITATION IN MM. 28.0 23.6 35.3 2.0 1.6 0.0 0.0 0.0 0.0 24.2 0.4 6.5 121.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 71.5 3.0 0.0 25.6 NO. OF DAYS WITH PRECIPITATION. 3 2 6 2 2 0 0 0 0 5 1 4 25 NO. OF DAYS PRECIPITATION EQUAL 3 2 6 1 1 0 0 0 0 5 0 1 19 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 1 0 0 0 0 0 0 0 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 78 61 52 39 31 32 32 42 62 53 74 53 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 49 46 35 25 18 16 19 20 20 41 22 43 30 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 60 43 37 25 22 24 22 28 46 32 67 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 12 0 3 0 0 0 0 0 0 0 13 42 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 12 9 0 0 0 0 23 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 1 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 6 21 24 24 29 2 0 0 0 106 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 24 0 5 0 0 0 0 0 1 2 24 81 DATE OF START AND END FREEZING START = 26 OCT. END = 9 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.6 5.9 10.4 16.8 19.5 23.8 28.1 25.9 ***** 14.7 11.8 3.6 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.0 -0.6 3.3 8.7 11.6 16.0 21.1 18.7 ***** 6.2 2.3 -1.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 12.1 12.3 17.5 25.0 27.3 31.7 35.1 33.1 ***** 23.3 21.3 8.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 15.1 12.9 14.2 16.3 15.7 15.7 14.0 14.4 ***** 17.1 19.0 10.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.41 4.20 4.88 5.95 5.00 5.78 7.26 5.84 ***** 4.75 3.74 4.21 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.80 5.50 4.78 6.51 4.75 6.20 7.52 5.37 ***** 5.50 3.88 4.67 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.45 5.27 5.17 6.93 5.15 6.78 7.25 5.69 ***** 5.33 4.33 4.65 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -8.0 -5.0 2.0 5.5 11.5 15.0 12.5 ***** -5.0 -8.0 -5.5 ****** DAY 10 26 6 9 21 1 22 26 ** 20 29 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 18.5 26.5 29.0 36.5 36.0 40.3 37.5 ***** 31.0 28.0 15.0 ****** DAY 31 7 31 5 7 23 2 23 ** 1 3 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.5 14.0 29.4 29.0 0.0 0.0 0.0 0.0 ***** 7.6 0.4 11.6 ****** DAY 23 6 21 24 ** ** ** ** ** 23 6 6 MONTHLY TOTAL PRECIPITATION IN MM. 14.5 55.2 63.0 57.0 0.0 0.0 0.0 0.0 ***** 13.0 0.4 34.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.0 24.0 0.0 20.0 NO. OF DAYS WITH PRECIPITATION. 3 7 5 8 0 0 0 0 *** 3 1 9 *** NO. OF DAYS PRECIPITATION EQUAL 3 7 5 6 0 0 0 0 *** 2 0 9 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 3 2 0 0 0 0 *** 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 76 65 53 38 33 32 31 *** 54 57 86 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 39 54 34 31 19 20 19 15 *** 28 22 61 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 70 54 43 27 26 22 19 *** 37 36 79 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 8 2 0 0 0 0 0 *** 3 3 8 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 21 11 *** 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 0 7 23 29 27 *** 9 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 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. 26 19 11 0 0 0 0 0 *** 3 9 26 *** DATE OF START AND END FREEZING START = 19 OCT. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.0 6.1 8.4 15.7 19.5 24.3 25.7 24.1 22.6 15.7 8.2 5.4 14.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.5 -0.4 3.8 9.2 11.3 17.2 20.1 17.0 13.2 6.3 0.0 -2.7 7.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.4 12.5 13.0 22.1 27.6 31.4 31.1 31.3 32.1 25.2 16.4 13.4 21.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.9 12.9 9.2 12.9 16.3 14.2 11.0 14.3 18.9 18.9 16.4 16.1 14.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.00 4.22 6.06 5.14 4.28 5.85 6.13 5.17 5.07 4.55 3.72 3.30 4.71 MEAN OF MIXING RATIO AT 09 GMT. 3.97 4.64 7.62 5.43 4.34 6.14 6.16 5.54 5.82 4.70 3.46 3.56 5.11 MEAN OF MIXING RATIO AT 15 GMT. 3.49 4.93 6.85 5.44 4.80 6.66 6.57 6.06 6.53 5.38 3.94 4.17 5.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.5 -5.0 -1.0 -2.5 5.5 12.5 15.0 8.5 9.0 2.0 -8.0 -10.5 -17.5 DAY 15 16 16 6 3 18 16 31 2 3 14 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 17.5 19.5 28.5 33.5 38.0 34.0 35.5 38.0 29.5 26.0 16.5 38.0 DAY 7 10 31 25 17 5 7 27 8 15 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.2 12.0 21.4 5.2 16.6 1.0 0.0 0.0 3.4 12.6 0.0 1.0 21.4 DAY 12 5 11 16 22 12 ** ** 23 18 ** 15 MONTHLY TOTAL PRECIPITATION IN MM. 41.6 44.0 175.3 7.8 17.8 1.0 0.0 0.0 3.4 12.6 0.0 1.0 304.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 85.7 8.7 1.1 4.5 NO. OF DAYS WITH PRECIPITATION. 7 9 17 2 2 1 0 0 1 1 0 1 41 NO. OF DAYS PRECIPITATION EQUAL 7 8 17 2 2 1 0 0 1 1 0 1 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 8 0 1 0 0 0 0 1 0 0 14 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 79 86 51 35 34 30 30 39 52 68 73 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 46 72 29 17 19 19 17 18 21 27 33 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 78 72 80 38 23 25 24 22 23 32 42 52 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 3 0 0 0 0 0 0 0 0 8 8 39 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 15 8 0 0 0 0 27 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 0 0 0 0 0 0 0 0 0 0 6 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 19 26 22 20 0 0 0 98 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. 27 20 4 2 0 0 0 0 0 0 16 28 97 DATE OF START AND END FREEZING START = 10 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.5 6.2 9.1 14.7 18.8 25.2 27.1 24.7 21.0 17.4 9.1 5.9 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.0 -1.3 2.7 8.1 10.9 18.5 19.7 17.0 11.5 9.3 3.0 0.3 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.3 13.7 15.6 21.2 26.8 31.8 34.6 32.7 30.4 25.4 15.3 11.5 22.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.3 15.0 12.9 13.1 15.9 13.3 14.9 15.7 18.9 16.1 12.3 11.2 14.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** 3.42 4.66 5.75 6.86 7.62 6.47 4.87 4.31 5.16 5.09 4.47 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** 3.07 4.53 6.38 7.63 7.76 7.13 5.22 4.92 6.12 6.01 5.38 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** 3.77 4.47 6.38 7.38 8.32 7.26 5.96 5.40 6.09 5.46 4.88 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -12.5 -4.0 2.5 4.0 16.0 15.0 11.0 8.0 5.0 -2.0 -4.0 -12.5 DAY 21 1 5 14 7 3 12 30 18 24 26 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 24.5 21.0 28.0 32.5 37.0 37.0 39.0 36.0 33.0 24.0 15.5 39.0 DAY 7 21 24 10 23 17 8 15 2 3 6 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 3.2 11.6 15.0 0.2 3.0 0.0 0.0 0.0 3.4 7.4 6.0 15.0 DAY 26 24 26 23 20 3 ** ** ** 24 14 11 MONTHLY TOTAL PRECIPITATION IN MM. 15.0 6.2 46.1 43.8 0.2 5.2 0.0 0.0 0.0 7.6 21.9 18.0 164.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.0 30.0 0.0 29.0 NO. OF DAYS WITH PRECIPITATION. 2 2 8 7 1 2 0 0 0 3 4 7 36 NO. OF DAYS PRECIPITATION EQUAL 2 2 8 7 0 2 0 0 0 3 4 5 33 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 2 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** 70 72 58 58 40 34 29 36 48 79 84 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** 29 37 35 31 24 18 15 16 27 48 55 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** 54 48 46 40 31 22 20 23 40 68 76 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 15 1 0 0 0 0 0 0 0 0 1 25 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 10 8 0 0 0 0 22 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 7 23 30 27 18 6 0 0 111 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. 24 18 8 0 0 0 0 0 0 0 6 15 71 DATE OF START AND END FREEZING START = 9 NOV. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 3.7 7.6 10.2 14.3 19.6 26.1 25.9 25.2 20.1 16.9 9.5 6.4 15.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.4 1.5 4.9 6.1 11.3 16.6 18.5 18.1 11.5 8.0 2.0 -2.0 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.8 13.7 15.5 22.4 27.9 35.6 33.4 32.3 28.7 25.8 17.0 14.8 23.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.1 12.2 10.6 16.3 16.6 19.0 14.9 14.2 17.2 17.8 15.0 16.8 15.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.81 4.74 4.72 4.94 5.28 6.52 6.11 5.17 5.11 4.44 4.48 3.68 4.92 MEAN OF MIXING RATIO AT 09 GMT. 4.26 6.09 5.29 5.08 5.64 7.37 6.80 5.51 5.74 4.94 4.59 3.31 5.38 MEAN OF MIXING RATIO AT 15 GMT. 4.08 5.91 5.26 4.85 5.80 7.03 6.68 5.41 6.11 5.30 4.51 3.79 5.40 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.5 -5.0 1.0 0.0 6.5 13.5 13.0 13.0 7.0 3.0 -1.5 -6.0 -10.5 DAY 3 2 14 24 26 1 14 17 7 26 30 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 20.0 25.0 27.5 32.0 41.0 39.0 36.5 35.5 37.0 27.0 18.5 41.0 DAY 17 23 19 27 11 26 9 30 13 28 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.6 12.6 9.3 11.0 9.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 12.6 DAY 21 6 3 30 5 ** ** ** 26 ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 12.0 49.8 35.5 12.0 9.0 0.0 0.0 0.0 5.5 0.0 0.0 0.0 123.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 78.6 17.0 4.4 0.0 NO. OF DAYS WITH PRECIPITATION. 4 13 7 2 1 0 0 0 3 0 0 0 30 NO. OF DAYS PRECIPITATION EQUAL 4 10 6 2 1 0 0 0 3 0 0 0 26 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 0 1 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 81 61 57 40 37 33 29 43 44 71 80 55 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 50 56 42 27 22 19 19 16 22 22 35 30 30 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 74 54 32 27 21 22 18 29 34 56 63 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 11 3 0 0 0 0 0 0 0 0 0 9 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 7 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 9 30 28 29 13 2 0 0 111 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 6 0 1 0 0 0 0 0 0 8 26 66 DATE OF START AND END FREEZING START = 4 NOV. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 3.1 5.0 9.0 19.8 24.3 23.2 24.7 25.1 21.6 15.6 7.6 6.6 15.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.6 -2.3 0.4 11.0 15.0 15.1 18.9 19.2 13.7 7.2 1.6 0.7 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.7 12.3 17.4 28.6 33.5 31.3 30.4 31.0 29.6 23.9 13.6 12.5 22.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.3 14.6 17.0 17.6 18.5 16.2 11.5 11.8 15.9 16.7 12.0 11.8 14.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.55 3.62 4.13 4.71 4.80 5.09 5.49 4.71 4.50 4.65 4.45 4.31 4.50 MEAN OF MIXING RATIO AT 09 GMT. 4.14 3.48 4.89 5.24 5.99 5.86 6.09 4.92 5.64 4.96 4.66 4.32 5.02 MEAN OF MIXING RATIO AT 15 GMT. 3.86 4.01 4.72 5.04 5.77 5.84 6.15 4.79 5.41 4.64 4.57 4.35 4.93 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.5 -7.0 -6.0 4.0 10.0 10.0 14.0 13.5 9.0 3.5 -4.0 -5.0 -11.5 DAY 12 9 5 3 13 2 19 24 27 16 17 30 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 24.5 25.0 33.5 38.0 37.0 32.5 33.5 33.5 28.0 24.5 18.0 38.0 DAY 1 27 24 10 9 24 8 25 1 27 3 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.2 2.0 10.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 9.0 7.5 10.0 DAY 30 14 27 ** ** ** ** ** ** 4 6 16 MONTHLY TOTAL PRECIPITATION IN MM. 7.2 5.0 20.5 0.0 0.0 0.0 0.0 0.0 0.0 3.4 25.0 16.1 77.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 42.4 0.0 0.0 57.6 NO. OF DAYS WITH PRECIPITATION. 3 3 4 0 0 0 0 0 0 2 5 5 22 NO. OF DAYS PRECIPITATION EQUAL 3 3 4 0 0 0 0 0 0 2 5 5 22 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 0 0 0 0 0 0 0 1 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 78 73 39 32 35 29 26 36 50 78 81 53 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 37 38 19 17 19 20 16 21 24 44 44 29 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 69 60 25 19 22 23 17 24 34 64 69 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 8 8 0 0 0 0 0 0 0 1 2 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 9 1 0 0 0 17 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 16 31 24 20 22 18 0 0 0 131 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. 24 22 16 0 0 0 0 0 0 0 11 14 87 DATE OF START AND END FREEZING START = 12 NOV. END = 18 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 2.0 5.1 10.7 18.9 23.4 25.3 26.2 24.3 20.8 16.9 10.9 8.2 16.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.2 -2.6 2.2 9.7 14.0 17.3 19.9 16.7 11.9 7.3 3.3 1.7 8.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.2 12.7 19.2 28.1 32.9 33.3 32.5 31.9 29.6 26.4 18.5 14.6 24.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.4 15.3 17.0 18.4 18.9 16.0 12.6 15.2 17.7 19.1 15.2 12.9 16.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.80 3.50 4.30 4.66 4.42 5.30 5.48 5.78 4.44 4.55 4.21 4.64 4.51 MEAN OF MIXING RATIO AT 09 GMT. 3.33 3.32 4.16 5.52 5.47 6.19 5.87 6.93 5.18 4.99 3.80 4.98 4.98 MEAN OF MIXING RATIO AT 15 GMT. 3.34 3.71 4.09 5.49 5.33 5.94 5.63 6.61 4.66 4.59 3.90 4.85 4.85 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -16.0 -10.0 -5.0 5.0 11.0 13.0 14.5 12.5 4.0 1.0 -4.5 -5.0 -16.0 DAY 29 1 13 2 1 3 31 15 21 28 21 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 21.0 25.0 38.0 35.0 39.5 36.0 39.0 38.0 36.0 26.0 20.0 39.5 DAY 15 21 31 21 26 29 11 27 8 1 7 28 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 4.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.0 7.0 DAY ** 12 25 ** ** ** ** ** ** ** ** 17 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 5.0 12.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18.7 35.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 47.6 0.0 0.0 52.4 NO. OF DAYS WITH PRECIPITATION. 0 2 7 0 0 0 0 0 0 0 0 7 16 NO. OF DAYS PRECIPITATION EQUAL 0 2 7 0 0 0 0 0 0 0 0 7 16 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 81 69 47 32 32 29 37 39 48 59 77 52 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 45 33 28 21 16 17 17 21 19 22 26 44 26 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 57 41 27 18 19 19 23 22 34 42 63 36 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 10 2 0 0 0 0 0 0 0 1 3 32 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 9 2 0 0 0 0 14 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 6 29 27 26 22 15 7 0 0 132 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 24 5 0 0 0 0 0 0 0 6 8 74 DATE OF START AND END FREEZING START = 3 NOV. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 4.9 6.1 12.5 14.5 22.8 24.8 25.0 25.5 21.1 17.8 10.1 4.2 15.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -0.6 0.3 4.1 6.9 13.6 16.5 18.0 17.9 12.1 9.1 2.6 -3.1 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.5 12.0 20.9 22.0 31.9 33.2 31.9 33.1 30.1 26.5 17.7 11.5 23.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.1 11.8 16.8 15.1 18.3 16.7 13.9 15.2 18.0 17.4 15.1 14.6 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.88 4.38 4.18 5.81 6.38 6.76 6.20 6.22 3.86 3.85 3.70 2.81 4.84 MEAN OF MIXING RATIO AT 09 GMT. 4.55 4.08 4.31 5.69 6.48 7.77 6.23 6.47 3.98 4.64 4.05 3.08 5.11 MEAN OF MIXING RATIO AT 15 GMT. 4.03 4.46 4.38 5.98 6.54 6.33 6.03 6.30 4.01 5.21 4.28 4.63 5.18 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.0 -6.0 -2.5 1.5 6.0 12.0 11.2 8.5 7.5 3.0 -2.5 -12.0 -12.0 DAY 19 2 8 5 15 18 13 15 8 21 28 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.0 18.0 27.0 30.5 36.4 40.0 36.0 36.0 34.0 31.2 27.3 20.0 40.0 DAY 1 28 15 18 31 21 19 9 16 5 1 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.0 15.0 2.0 19.5 1.5 0.0 0.0 0.0 0.0 0.0 3.5 6.1 25.0 DAY 12 21 6 14 13 ** ** ** ** ** 16 22 MONTHLY TOTAL PRECIPITATION IN MM. 48.6 44.0 3.2 38.5 1.5 0.0 0.0 0.0 0.0 0.0 6.9 8.1 150.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 63.5 26.5 0.0 9.9 NO. OF DAYS WITH PRECIPITATION. 6 7 2 5 1 0 0 0 0 0 2 2 25 NO. OF DAYS PRECIPITATION EQUAL 5 7 2 5 1 0 0 0 0 0 2 2 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 0 2 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 81 60 69 38 33 29 30 27 39 58 67 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 54 42 25 34 22 24 19 19 13 19 30 34 28 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 62 35 40 26 28 22 23 19 37 52 83 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 4 0 0 0 0 0 0 0 0 0 14 27 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 3 7 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 19 25 25 29 18 3 0 0 120 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 17 14 6 0 0 0 0 0 0 0 10 25 72 DATE OF START AND END FREEZING START = 19 NOV. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 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. 5.1 7.4 10.7 17.4 17.7 23.6 27.8 24.4 19.9 17.4 8.5 4.2 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.4 0.3 3.3 8.9 9.1 15.7 21.2 18.0 11.7 8.0 0.5 -3.0 7.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 11.5 14.5 18.0 25.9 26.2 31.5 34.7 30.7 28.1 26.8 16.5 11.8 23.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 14.2 14.7 17.0 17.1 15.8 13.5 12.7 16.4 18.8 16.0 14.8 15.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.22 3.70 4.37 5.61 5.25 5.92 6.53 6.02 4.12 2.89 3.28 2.81 4.48 MEAN OF MIXING RATIO AT 09 GMT. 3.86 3.71 4.40 5.15 5.69 6.13 6.67 5.79 3.83 3.30 3.00 3.06 4.55 MEAN OF MIXING RATIO AT 15 GMT. 3.58 3.92 4.31 5.67 6.38 6.52 6.64 5.08 3.93 3.82 3.17 3.17 4.68 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.5 -7.0 -7.0 0.0 2.5 8.0 17.0 13.0 2.0 3.5 -6.0 -13.5 -13.5 DAY 1 19 3 19 3 8 26 6 29 14 17 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.4 21.1 25.3 33.3 32.0 34.4 39.4 40.2 34.0 33.0 28.0 20.2 40.2 DAY 13 26 20 27 31 4 2 1 10 4 1 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.9 7.0 12.2 24.3 7.8 0.0 0.0 0.0 0.0 0.0 3.7 1.5 24.3 DAY 18 5 15 17 30 ** ** ** ** ** 14 5 MONTHLY TOTAL PRECIPITATION IN MM. 32.8 9.3 18.1 24.3 11.5 0.0 0.0 0.0 0.0 0.0 4.8 3.0 103.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.0 34.5 0.0 7.5 NO. OF DAYS WITH PRECIPITATION. 6 3 4 1 5 0 0 0 0 0 2 2 23 NO. OF DAYS PRECIPITATION EQUAL 5 2 4 1 4 0 0 0 0 0 2 2 20 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 1 0 0 0 0 0 0 0 0 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 68 61 57 41 34 30 32 31 29 62 60 48 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 44 34 31 25 25 19 17 19 14 14 24 33 25 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 58 53 44 38 37 27 22 20 21 26 42 50 37 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 3 3 0 0 0 0 0 0 0 6 11 27 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 15 6 0 0 0 0 21 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 10 6 26 30 22 13 3 0 0 110 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 14 8 1 0 0 0 0 0 0 19 21 86 DATE OF START AND END FREEZING START = 5 NOV. END = 19 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MEAN AND EXTREMES FOR THE PERIOD 1986 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 3.3 5.5 9.6 15.6 20.5 24.4 26.0 24.4 20.3 15.5 10.1 5.4 15.1 SD OF MEAN DAILY TEMPERATURE IN C. 1.57 1.24 2.16 1.88 1.90 1.04 1.06 1.19 1.33 1.66 1.46 1.42 1.49 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.1 -1.2 2.3 7.7 11.7 16.1 19.1 17.0 11.4 6.5 1.9 -1.5 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.7 12.3 16.8 23.5 29.3 32.7 32.9 31.9 29.3 24.5 18.3 12.5 22.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.8 13.5 14.5 15.9 17.6 16.6 13.8 14.9 17.9 18.0 16.4 14.0 15.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.51 4.03 4.73 5.48 5.59 6.06 6.33 5.80 4.74 4.40 4.08 3.89 4.88 MEAN OF MIXING RATIO AT 09 GMT. 4.19 4.59 5.16 5.96 5.89 6.34 6.60 6.16 5.16 4.80 4.33 4.49 5.30 MEAN OF MIXING RATIO AT 15 GMT. 4.07 4.63 5.08 5.86 6.11 6.45 6.54 6.16 5.42 4.93 4.47 4.57 5.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -17.5 -14.0 -12.5 -8.0 -2.5 8.0 11.2 8.5 2.0 -5.0 -9.5 -13.5 -17.5 YEAR - DAY 96-15 86- 4 86-17 94- 6 89- 5 3- 8 2-13 96-31 91-28 95-20 87-30 3-13 96-15 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 22.0 24.5 28.5 38.0 39.0 41.0 40.3 40.2 38.0 37.0 29.0 22.0 41.0 YEAR - DAY 94- 5 97-21 90-12 1-21 91-31 99-26 95- 2 3- 1 91- 6 99-28 90-11 90- 7 99-26 24 HOUR MAXIMUM PRECIPITATION IN MM. 25.0 26.0 38.0 29.0 16.6 3.0 0.0 8.0 10.2 12.6 10.0 12.5 38.0 YEAR - DAY 2-12 93- 4 86-26 95-24 96-22 97- 3 **-** 88-31 87-18 96-18 89- 9 88-27 86-26 MONTHLY TOTAL PRECIPITATION IN MM. 28.6 34.6 52.4 28.7 6.0 0.5 0.0 0.5 1.2 4.2 6.9 16.9 180.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 64.3 19.4 0.9 15.4 NO. OF DAYS WITH PRECIPITATION. 5 6 7 5 2 0 0 0 0 1 2 4 32 NO. OF DAYS PRECIPITATION EQUAL 4 5 6 4 1 0 0 0 0 1 2 4 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 0 0 0 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 78 70 55 40 33 30 31 36 46 63 77 53 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 47 41 31 21 19 19 19 18 23 31 46 31 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 66 54 40 29 24 23 23 26 35 47 66 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 7 2 0 0 0 0 0 0 0 2 8 31 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 8 5 0 0 0 0 14 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 0 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 3 16 25 27 25 15 3 0 0 114 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 18 9 1 0 0 0 0 0 2 11 22 89 DATE OF START AND END FREEZING START = 11 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION ASADABAD-BIRJAND LATITUDE 32 55 N DATA PROCESSING CENTER LONGITUDE 60 1 E ELEVATION 1500 MET. MEAN AND EXTREMES FOR THE PERIOD 1986 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 3.8 6.4 10.9 17.6 23.1 26.9 28.0 26.6 22.7 17.3 11.4 6.2 16.7 AVERAGE DEW POINT TEMPERATURE. IN C. -2.5 -0.9 0.8 2.8 3.2 4.4 4.9 3.7 1.3 0.1 -1.2 -1.3 1.3 AVERAGE OF MIXING RATIO IN G/KG 3.92 4.42 4.98 5.76 5.86 6.28 6.48 6.04 5.10 4.70 4.29 4.31 5.18 AVERAGE OF VAPOUR PRESSURE HPA 5.29 5.96 6.74 7.81 7.97 8.55 8.84 8.22 6.94 6.38 5.81 5.82 7.03 AVERAGE OF SATURATION DEFICIT IN HPA 3.31 4.37 7.36 13.80 22.09 28.38 30.00 27.89 22.49 14.95 9.02 4.48 15.68 AVERAGE RELATIVE HUMIDITY IN PERCENT 68 64 55 42 30 25 24 24 27 35 47 63 42 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 83 81 72 56 41 33 31 32 37 47 64 80 55 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 51 46 40 30 21 18 19 18 18 23 30 45 30 NO. OF DAYS PRECIPITATION EQUAL 2 3 4 2 1 0 0 0 0 0 1 1 14 OR MORE THAN 5 MM.