IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1986 2.5 3.5 5.9 11.9 17.3 21.5 21.8 21.8 19.4 15.4 7.7 3.6 19.3 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 2.9 3.7 9.7 13.5 19.0 23.0 27.0 25.7 24.2 ****** 10.6 6.9 ****** 1989 3.5 1.3 9.0 ****** 18.3 25.8 25.6 25.8 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 17.7 21.7 22.9 23.4 20.8 15.3 10.7 ****** ****** 1991 ****** 3.8 8.3 ****** 18.0 22.8 ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 16.8 21.6 23.3 23.9 19.5 13.3 10.4 ****** ****** 1994 ****** ****** 9.4 13.3 16.3 22.2 26.6 25.9 17.9 14.0 11.6 4.0 ****** 1995 5.0 3.6 7.4 12.5 16.1 20.6 25.2 ****** ****** ****** ****** ****** ****** 1996 4.2 ****** 13.2 15.3 19.2 23.2 22.9 21.7 ****** 14.8 7.6 6.9 ****** 1997 1.5 2.6 5.3 10.4 15.9 21.5 26.3 22.9 18.7 13.9 5.3 2.4 24.8 1998 0.6 2.8 7.1 12.7 15.9 19.6 23.8 22.1 19.2 13.6 9.1 12.6 23.2 1999 1.4 5.0 5.7 12.5 17.7 23.2 23.3 21.7 19.9 14.3 8.3 5.0 21.9 2000 1.7 2.8 6.5 14.9 20.4 22.0 22.3 21.4 20.3 13.6 6.0 4.8 20.6 2001 1.5 4.3 9.1 15.4 19.9 23.3 25.4 22.3 19.5 14.9 ****** 4.9 ****** 2002 2.0 4.1 8.2 11.9 16.9 19.7 23.6 23.9 20.6 15.0 6.9 3.1 21.9 2003 2.6 5.0 7.4 13.5 15.8 22.7 26.4 22.7 19.3 15.0 7.1 3.7 23.8 MEAN 2.5 3.5 8.0 13.1 17.6 22.2 24.4 23.2 20.0 14.4 8.4 5.3 21.9 SD 1.27 1.06 2.05 1.51 1.47 1.52 1.73 1.61 1.55 0.72 2.01 2.82 1.61 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 -3.9 -2.5 0.6 6.0 10.2 13.3 13.4 15.1 12.0 8.3 2.6 -1.2 6.2 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 -2.7 -1.4 4.6 7.7 11.5 15.5 19.4 19.0 17.8 ****** 4.2 -0.6 ****** 1989 -3.5 -3.8 4.0 ****** 12.7 18.4 18.5 20.5 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 8.3 11.2 13.8 13.9 12.1 8.5 3.6 ****** ****** 1991 ****** -3.0 1.8 ****** 10.0 13.5 ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 9.1 12.8 14.8 16.7 11.1 6.3 4.1 ****** ****** 1994 ****** ****** 3.3 6.8 8.5 14.0 20.0 18.8 11.2 9.1 6.8 -0.8 ****** 1995 -0.3 -1.7 2.2 7.8 10.3 13.5 16.8 ****** ****** ****** ****** ****** ****** 1996 -1.7 ****** 9.0 7.7 9.8 16.5 16.9 14.1 ****** 7.7 1.8 0.7 ****** 1997 -4.0 -3.2 0.1 5.0 10.0 15.4 19.6 15.1 10.9 7.1 -0.4 -3.4 6.0 1998 -5.5 -2.4 1.7 6.3 8.3 11.8 17.2 15.3 11.9 6.2 1.6 7.5 6.7 1999 -3.3 0.0 0.9 6.9 11.0 16.2 17.4 15.0 12.6 7.4 2.4 -2.1 7.0 2000 -3.9 -3.3 0.3 8.4 13.5 15.0 15.9 14.5 13.4 6.8 1.1 0.1 6.8 2001 -3.9 -1.5 3.5 9.3 14.1 18.0 19.7 15.5 12.8 7.7 ****** -0.8 ****** 2002 -3.1 -1.4 1.6 6.4 9.1 11.3 16.6 17.0 13.7 8.0 2.0 -2.3 6.6 2003 -2.6 -0.5 2.2 7.5 9.6 16.1 19.9 16.0 12.4 8.4 0.6 -1.7 7.3 MEAN -3.2 -2.1 2.6 7.1 10.4 14.5 17.3 16.2 12.7 7.6 2.5 -0.4 7.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 9.0 9.7 11.2 17.8 24.5 29.7 30.2 28.5 26.6 22.5 12.8 8.4 19.2 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 8.6 8.9 14.9 19.2 26.4 30.5 34.7 32.3 30.5 ****** 16.9 14.3 ****** 1989 10.4 6.0 13.9 ****** 23.9 33.3 32.7 31.2 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 27.1 32.1 32.1 32.9 29.4 22.1 17.7 ****** ****** 1991 ****** 10.5 14.9 22.0 25.8 32.0 ****** ****** ****** ****** ****** 11.5 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 24.5 30.4 31.8 31.1 28.0 20.3 16.6 13.6 ****** 1994 9.9 9.9 15.4 19.8 24.1 30.4 33.3 33.0 24.6 19.0 16.3 8.9 20.4 1995 10.3 8.9 12.6 17.1 21.8 27.6 33.6 ****** ****** ****** ****** ****** ****** 1996 10.2 11.6 17.4 23.0 28.2 30.0 28.8 29.3 29.5 22.0 13.4 13.0 21.4 1997 7.1 8.3 10.5 15.7 21.8 27.6 33.2 30.6 26.6 20.6 11.0 8.3 18.4 1998 6.7 7.9 12.5 19.0 23.4 27.4 30.3 28.9 26.6 21.1 16.6 17.9 19.9 1999 6.1 10.0 10.5 18.0 24.4 30.3 29.2 28.3 27.2 21.3 14.3 12.1 19.3 2000 7.3 9.0 12.7 21.4 27.3 29.1 28.7 28.2 27.2 20.4 10.9 9.6 19.3 2001 6.9 10.0 14.6 21.5 25.7 28.6 31.0 29.2 26.3 22.0 ****** 10.5 ****** 2002 7.1 9.7 14.8 17.3 24.6 28.2 30.6 30.8 27.6 21.9 11.9 8.5 19.4 2003 7.7 10.5 12.7 19.6 22.0 29.3 32.9 29.4 26.3 21.7 13.5 9.1 19.5 MEAN 8.3 9.4 13.5 19.3 24.7 29.8 31.5 30.3 27.4 21.2 14.3 11.2 20.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 12.9 12.2 10.6 11.8 14.3 16.4 16.8 13.4 14.6 14.2 10.2 9.6 13.1 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 11.3 10.3 10.3 11.5 14.9 15.0 15.3 13.3 12.7 ****** 12.7 14.9 ****** 1989 13.9 9.8 9.9 ****** 11.2 14.8 14.2 10.7 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 18.8 20.9 18.3 19.0 17.3 13.6 14.1 ****** ****** 1991 ****** 13.5 13.1 ****** 15.8 18.5 ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 15.4 17.6 17.0 14.4 16.9 14.0 12.5 ****** ****** 1994 ****** ****** 12.1 13.0 15.6 16.4 13.3 14.2 13.4 9.9 9.5 9.7 ****** 1995 10.6 10.6 10.4 9.3 11.5 14.1 16.8 ****** ****** ****** ****** ****** ****** 1996 11.9 ****** 8.4 15.3 18.4 13.5 11.9 15.2 ****** 14.3 11.6 12.3 ****** 1997 11.1 11.5 10.4 10.7 11.8 12.2 13.6 15.5 15.7 13.5 11.4 11.7 12.4 1998 12.2 10.3 10.8 12.7 15.1 15.6 13.1 13.6 14.7 14.9 15.0 10.4 13.2 1999 9.4 10.0 9.6 11.1 13.4 14.1 11.8 13.3 14.6 13.9 11.9 14.2 12.3 2000 11.2 12.3 12.4 13.0 13.8 14.1 12.8 13.7 13.8 13.6 9.8 9.5 12.5 2001 10.8 11.5 11.1 12.2 11.6 10.6 11.3 13.7 13.5 14.3 ****** 11.3 ****** 2002 10.2 11.1 13.2 10.9 15.5 16.9 14.0 13.8 13.9 13.9 9.9 10.8 12.8 2003 10.3 11.0 10.5 12.1 12.4 13.2 13.0 13.4 13.9 13.3 12.9 10.8 12.2 MEAN 11.3 11.2 10.9 12.0 14.3 15.2 14.2 14.1 14.6 13.6 11.8 11.4 12.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.30 3.34 4.01 5.42 6.17 7.09 6.48 6.75 5.94 5.41 4.22 3.62 5.15 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.23 3.28 4.05 4.28 4.13 5.36 7.34 7.23 4.67 ****** 4.03 3.43 ****** 1989 2.82 3.01 4.43 ****** 4.85 6.12 5.97 5.80 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 4.21 4.56 8.44 9.38 5.10 4.22 3.53 ****** ****** 1991 ****** 3.29 4.66 5.87 5.67 6.68 ****** ****** ****** ****** ****** 4.18 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 5.91 5.05 5.20 5.60 5.21 4.12 3.82 3.34 ****** 1994 3.51 2.82 4.86 5.83 6.93 6.04 7.53 7.63 6.30 5.59 4.86 3.30 5.43 1995 3.93 3.84 5.30 7.55 7.96 9.81 6.75 ****** ****** ****** ****** ****** ****** 1996 3.90 3.44 8.42 6.40 5.63 6.88 8.75 8.29 5.88 6.20 4.50 3.93 6.02 1997 ****** ****** 3.80 5.24 5.32 6.76 5.46 3.33 3.56 4.29 3.97 3.34 ****** 1998 2.99 2.91 3.28 3.82 4.48 4.70 5.74 4.97 3.91 3.55 2.67 3.44 3.87 1999 3.03 3.77 3.87 4.08 3.37 3.69 5.26 3.81 4.00 3.37 3.91 2.72 3.74 2000 2.67 2.89 3.21 3.71 4.34 3.75 5.06 4.14 4.00 4.52 3.95 3.56 3.82 2001 2.59 2.42 3.44 3.18 3.79 3.90 4.46 4.33 4.93 5.59 ****** 4.40 ****** 2002 3.17 2.97 3.45 5.03 4.31 4.86 5.70 5.32 4.96 3.40 3.97 3.37 4.21 2003 3.06 3.20 3.05 4.58 4.36 5.79 6.20 5.90 4.33 3.94 3.56 3.81 4.31 MEAN 3.19 3.17 4.28 5.00 5.09 5.69 6.30 5.90 4.84 4.52 3.92 3.58 4.62 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 4.49 4.07 4.63 5.47 5.15 6.96 7.04 6.73 6.14 5.58 4.87 4.75 5.49 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.99 4.31 4.27 4.88 5.93 7.71 7.44 7.33 6.44 ****** 3.85 4.07 ****** 1989 4.06 3.35 4.30 ****** 4.90 6.03 5.86 5.90 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 3.59 5.55 7.76 5.05 5.79 4.77 4.30 ****** ****** 1991 ****** 4.08 6.01 5.88 6.76 8.19 ****** ****** ****** ****** ****** 4.48 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 6.28 5.49 7.64 9.18 5.62 5.10 5.02 4.38 ****** 1994 4.47 4.06 6.91 8.44 8.52 7.48 7.45 8.84 6.58 6.69 4.90 3.51 6.49 1995 6.09 4.99 8.93 8.64 8.73 12.11 6.79 ****** ****** ****** ****** ****** ****** 1996 5.22 4.82 11.33 7.75 6.73 8.45 7.56 8.78 8.81 10.85 6.18 4.96 7.62 1997 3.21 ****** 3.72 4.82 4.67 6.42 5.26 2.85 3.31 4.45 4.41 3.63 ****** 1998 3.47 3.59 3.39 2.94 3.98 4.30 5.09 5.50 4.45 3.74 2.74 4.22 3.95 1999 3.78 3.92 3.69 3.23 2.82 3.12 4.96 3.00 3.81 2.98 3.34 2.37 3.42 2000 3.08 2.35 2.57 3.26 3.50 3.52 4.35 3.75 4.59 3.87 3.72 2.96 3.46 2001 3.22 2.41 2.79 2.54 2.89 3.45 3.79 3.76 6.55 7.78 ****** 4.32 ****** 2002 3.38 3.07 2.77 5.57 3.17 3.39 4.30 3.95 3.59 3.45 3.98 3.24 3.66 2003 3.01 3.02 3.14 4.22 3.58 4.40 4.70 4.56 3.77 4.33 3.12 3.38 3.77 MEAN 3.96 3.70 4.90 5.21 5.08 6.04 6.00 5.66 5.35 5.30 4.21 3.87 4.94 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 4.02 3.99 4.41 5.56 5.25 7.13 6.66 6.56 5.67 5.07 4.84 4.24 5.28 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.79 4.01 4.35 4.60 5.39 6.94 7.47 9.09 5.85 ****** 4.42 4.04 ****** 1989 3.96 3.22 4.23 ****** 4.76 5.97 5.75 5.75 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 4.61 5.51 6.82 4.77 5.43 4.76 4.34 ****** ****** 1991 ****** 3.70 5.69 5.75 5.24 6.96 ****** ****** ****** ****** ****** 3.88 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 5.63 5.13 6.12 8.37 5.90 4.58 4.47 3.96 ****** 1994 4.85 3.94 6.72 8.59 7.72 8.31 8.47 9.68 6.38 7.03 5.36 3.30 6.70 1995 5.69 4.71 8.13 8.35 8.13 11.66 8.40 ****** ****** ****** ****** ****** ****** 1996 5.05 3.89 10.92 6.99 5.36 8.56 11.48 9.44 8.13 9.96 5.58 4.71 7.51 1997 3.06 ****** 3.92 5.33 4.89 6.71 5.72 3.18 3.66 4.40 4.44 3.98 ****** 1998 3.03 3.36 3.77 3.14 3.94 4.42 5.04 5.48 4.60 3.74 3.33 3.58 3.95 1999 3.49 3.97 3.74 3.46 2.94 2.99 4.78 2.91 3.88 3.38 4.13 2.70 3.53 2000 3.08 2.81 3.07 3.20 4.16 3.30 4.47 3.76 4.35 4.44 4.50 3.39 3.71 2001 2.37 2.74 2.98 2.53 3.22 3.42 3.83 3.68 5.72 6.22 ****** 4.71 ****** 2002 3.85 3.04 3.05 4.87 3.48 3.80 4.77 4.22 3.65 3.65 4.56 3.53 3.87 2003 3.13 3.11 3.40 4.32 3.72 4.92 4.87 4.86 4.25 4.75 3.99 4.05 4.11 MEAN 3.80 3.58 4.89 5.13 4.91 5.99 6.31 5.84 5.20 5.17 4.50 3.86 4.93 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 -11.5 24 -5.5 2 -6.0 17 2.5 2 6.0 1 7.5 3 11.5 7 9.0 31 7.0 9 2.0 31 -3.8 13 -8.5 11 -11.5 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 -8.0 24 -8.5 11 -4.0 25 3.0 1 8.0 1 12.0 5 14.0 26 16.0 30 10.0 30 ***** ** -2.0 23 -5.6 28 ***** 1989 -10.0 31 -10.2 3 -4.0 31 ***** ** 2.0 2 15.0 5 14.5 27 16.0 31 ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** 2.0 14 4.2 3 11.0 9 9.4 7 10.0 4 1.4 18 -1.5 24 ***** ** ***** 1991 ***** ** -11.5 14 -4.0 15 ***** ** 4.5 7 10.0 1 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** 4.0 8 8.0 5 10.0 24 12.2 2 7.5 3 1.0 26 -6.0 30 ***** ** ***** 1994 ***** ** ***** ** -1.2 11 1.0 3 6.0 3 7.0 10 16.0 1 14.2 27 4.2 25 2.0 13 2.0 12 -11.0 7 ***** 1995 -5.0 25 -6.0 8 -4.5 5 2.0 9 6.0 15 9.0 1 12.0 27 ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 -7.0 10 ***** ** 4.0 18 3.0 7 5.0 7 14.0 18 13.6 17 9.8 31 ***** ** 0.8 22 -5.4 13 -5.8 4 ***** 1997 -12.8 20 -12.6 8 -5.0 1 -4.2 12 2.8 7 11.0 2 14.2 1 8.8 30 7.0 16 2.0 18 -6.0 30 -9.0 29 -12.8 1998 -14.0 14 -11.0 23 -7.0 4 -1.0 8 1.0 3 8.0 1 13.0 27 12.4 13 7.4 17 1.6 16 -2.0 1 2.0 23 -14.0 1999 -13.0 23 -5.2 7 -9.0 7 0.0 12 6.2 6 12.8 8 12.4 30 13.0 28 6.4 29 3.0 24 -8.4 30 -8.4 1 -13.0 2000 -11.0 15 -10.0 10 -6.0 4 2.4 3 8.6 4 9.2 15 10.8 20 10.8 20 10.0 26 3.0 7 -2.0 23 -7.0 17 -11.0 2001 -14.0 29 -8.0 13 -5.0 12 4.4 11 4.2 14 12.4 13 11.0 30 11.2 18 8.4 22 1.8 31 ***** ** -7.0 18 ***** 2002 -10.0 25 -10.0 5 -7.0 11 0.0 4 4.0 8 9.0 9 12.0 30 14.0 1 9.0 30 4.0 24 -4.0 21 -9.0 26 -10.0 2003 -9.0 20 -10.0 18 -8.0 2 1.0 19 3.2 2 11.0 8 16.0 2 13.0 11 7.4 28 6.0 24 -7.8 23 -11.8 13 -11.8 LOW. -14.0 14 -12.6 8 -9.0 7 -4.2 12 1.0 3 4.2 3 10.0 24 8.8 30 4.2 25 0.8 22 -8.4 30 -11.8 13 -14.0 YEAR 1998 1997 1999 1997 1998 1990 1993 1997 1994 1996 1999 2003 1998 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 3 15.5 28 18.0 25 23.0 17 29.5 28 34.0 25 34.0 25 31.0 16 29.5 12 28.0 7 19.0 3 14.0 30 34.0 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 13.6 15 15.8 25 20.0 31 25.8 21 31.9 29 34.0 22 39.6 1 39.9 17 33.8 11 ***** ** 21.5 5 19.0 3 ***** 1989 19.5 5 12.0 22 18.0 8 ***** ** 33.5 27 36.5 30 37.0 4 33.0 5 ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** 33.5 21 37.0 28 35.5 3 36.0 10 32.4 1 28.0 2 23.5 9 ***** ** ***** 1991 ***** ** 16.2 26 21.2 31 26.2 20 31.0 30 34.0 7 ***** ** ***** ** ***** ** ***** ** ***** ** 14.0 1 ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** 29.2 22 35.0 18 35.0 3 35.0 23 31.4 4 27.2 2 22.0 1 20.0 19 ***** 1994 19.2 4 14.8 28 21.0 29 27.0 22 30.0 31 35.0 26 36.0 5 37.0 14 31.0 2 24.0 3 20.0 7 15.0 3 37.0 1995 14.0 5 15.0 4 19.0 24 26.0 2 26.0 5 33.0 22 37.0 12 ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 14.0 3 16.2 28 23.0 20 29.0 29 31.0 31 34.0 9 33.0 11 32.8 27 32.4 13 31.0 2 21.0 5 18.4 28 34.0 1997 13.0 1 15.6 21 16.0 2 22.4 28 27.0 28 32.0 16 35.4 19 34.0 15 31.2 1 25.2 6 16.4 6 13.0 16 35.4 1998 11.8 4 13.6 7 21.0 29 24.0 15 27.0 22 30.0 29 36.0 9 34.0 18 31.0 4 26.8 1 20.0 19 23.0 13 36.0 1999 13.6 6 17.4 8 17.0 26 23.0 26 29.0 31 33.0 28 34.6 5 30.6 30 30.0 12 24.0 11 18.2 8 19.0 26 34.6 2000 14.6 4 14.0 24 20.0 24 25.2 16 31.6 29 32.6 29 33.4 8 31.4 30 30.4 1 24.2 1 19.0 1 16.0 1 33.4 2001 14.0 3 16.2 28 20.4 31 25.4 4 30.2 16 33.4 29 38.0 1 32.6 25 32.4 9 26.0 1 ***** ** 15.0 31 ***** 2002 14.0 1 14.0 8 20.0 14 25.0 28 29.0 19 32.0 29 37.0 1 33.0 8 31.0 4 26.0 6 17.5 11 12.6 9 37.0 2003 16.0 13 14.5 1 19.0 25 24.0 8 26.0 22 33.0 23 35.5 29 32.5 1 30.0 10 27.0 3 20.5 1 15.0 16 35.5 HIG. 19.5 5 17.4 8 23.0 20 29.0 29 33.5 27 37.0 28 39.6 1 39.9 17 33.8 11 31.0 2 23.5 9 23.0 13 39.9 YEAR 1989 1999 1996 1996 1989 1990 1988 1988 1988 1996 1990 1998 1988 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 4.0 21 7.0 2 43.0 26 16.0 22 3.0 10 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 20.5 23 21.0 2 43.0 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 7.0 9 22.0 4 7.0 25 4.0 26 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 0.0 ** 4.0 26 ***** 1989 4.5 30 0.0 ** 10.0 20 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.0 28 ***** ** ***** 1991 ***** ** 15.0 28 18.0 5 2.0 4 2.0 6 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** 37.0 14 ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** 9.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 14 0.0 ** ***** 1994 5.0 23 20.0 19 14.0 10 3.0 28 3.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 27 10.0 17 20.0 4 20.0 1995 6.0 1 4.0 6 14.0 21 4.0 21 10.0 30 2.0 2 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 13.3 17 6.2 14 7.8 22 12.7 15 3.0 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.0 20 3.0 14 13.3 1997 14.5 17 2.0 12 8.5 29 10.3 24 15.0 29 6.2 24 1.0 24 0.0 ** 0.0 ** 10.0 24 3.0 23 11.0 15 15.0 1998 10.0 6 30.5 12 6.0 1 11.0 23 0.0 ** 0.0 ** 2.5 26 0.5 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 30.5 1999 11.9 18 25.0 6 32.0 2 58.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 58.0 2000 24.0 29 1.5 27 4.0 26 13.0 20 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.5 3 5.0 6 13.0 11 24.0 2001 7.0 5 8.5 11 8.5 26 0.0 ** 1.5 3 4.5 15 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 16.0 12 ***** 2002 32.0 9 6.0 14 9.0 21 24.0 12 3.5 12 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 3 5.5 2 32.0 2003 18.0 17 17.0 14 18.0 13 11.0 20 1.5 9 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 61.0 6 61.0 HIG. 32.0 9 30.5 12 43.0 26 58.0 6 15.0 29 6.2 24 2.5 26 0.5 7 0.0 ** 10.0 24 20.5 23 61.0 6 61.0 YEAR 2002 1998 1986 1999 1997 1997 1998 1998 **** 1997 1986 2003 2003 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1986 4.0 16.5 66.0 43.0 8.0 0.0 0.0 0.0 0.0 0.0 40.5 67.0 245.0 35.3 20.8 0.0 43.9 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1988 7.0 32.0 12.5 10.0 0.0 0.0 0.0 0.0 0.0 ****** 0.0 4.0 ****** 78.6 15.3 0.0 6.1 1989 8.0 0.0 30.5 ****** 0.0 0.0 0.0 0.0 ****** ****** ****** ****** ****** 100.0 0.0 0.0 ***** 1990 ****** ****** ****** ****** 0.0 0.0 0.0 0.0 0.0 0.0 1.0 ****** ****** ***** 0.0 0.0 100.0 1991 ****** 19.5 51.0 3.0 2.0 0.0 ****** ****** ****** ****** ****** 79.0 ****** 45.6 3.2 ***** 51.1 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1993 ****** ****** ****** ****** 13.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 ****** ***** 86.7 0.0 13.3 1994 9.0 28.0 27.0 4.0 3.0 0.0 0.0 0.0 0.0 12.0 10.0 38.0 131.0 48.9 5.3 0.0 45.8 1995 11.0 11.4 29.0 15.0 17.0 2.0 0.0 ****** ****** ****** ****** ****** ****** 60.2 39.8 0.0 ***** 1996 29.8 24.5 17.4 18.7 9.8 0.0 0.0 0.0 0.0 0.0 4.0 4.0 108.2 66.3 26.3 0.0 7.4 1997 19.5 3.0 29.0 29.0 21.0 11.7 1.0 0.0 0.0 10.0 5.0 22.5 151.7 33.9 40.7 0.7 24.7 1998 24.0 85.0 24.0 14.0 0.0 0.0 3.2 0.5 0.0 0.0 0.0 0.0 150.7 88.3 9.3 2.5 0.0 1999 42.8 42.5 94.8 69.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 249.1 72.3 27.7 0.0 0.0 2000 32.5 3.0 4.0 13.0 0.0 0.0 0.0 0.0 0.0 11.2 13.0 29.0 105.7 37.4 12.3 0.0 50.3 2001 16.5 9.5 25.5 0.0 2.3 4.5 0.0 0.0 0.0 0.0 ****** 67.1 ****** 41.1 5.4 0.0 53.5 2002 104.0 6.0 17.0 55.0 5.5 0.0 0.0 0.0 0.0 0.0 33.5 16.5 237.5 53.5 25.5 0.0 21.1 2003 37.5 27.5 36.5 22.5 3.0 0.0 0.0 0.0 0.0 0.0 0.0 84.0 211.0 48.1 12.1 0.0 39.8 MEAN 26.6 22.0 33.2 22.8 5.3 1.1 0.3 0.0 0.0 2.8 9.1 31.6 154.8 53.0 18.8 0.1 28.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 1 3 6 8 3 0 0 0 0 0 6 5 32 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 1 2 3 3 0 0 0 0 0 *** 0 1 *** 1989 2 0 5 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 1 *** *** 1991 *** 3 7 2 1 0 *** *** *** *** *** 7 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 2 0 0 0 0 0 1 0 *** 1994 2 3 6 2 1 0 0 0 0 3 1 3 21 1995 2 3 4 6 4 1 0 *** *** *** *** *** *** 1996 4 7 4 3 5 0 0 0 0 0 1 2 26 1997 4 2 8 9 3 3 1 0 0 1 3 5 39 1998 6 8 7 4 0 0 3 1 0 0 0 0 29 1999 9 3 12 4 0 0 0 0 0 0 0 0 28 2000 4 3 1 1 0 0 0 0 0 3 6 7 25 2001 6 2 6 0 2 1 0 0 0 0 *** 13 *** 2002 7 4 3 7 3 0 0 0 0 1 6 6 37 2003 6 4 8 8 3 0 1 0 0 0 0 5 35 MEAN 4 3 6 4 2 0 0 0 0 1 2 4 26 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 3 6 7 3 0 0 0 0 0 6 5 31 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 1 2 3 3 0 0 0 0 0 *** 0 1 *** 1989 2 0 5 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 1 *** *** 1991 *** 3 7 2 1 0 *** *** *** *** *** 7 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 2 0 0 0 0 0 1 0 *** 1994 2 3 6 2 1 0 0 0 0 3 1 3 21 1995 2 3 4 6 4 1 0 *** *** *** *** *** *** 1996 4 7 4 2 4 0 0 0 0 0 1 2 24 1997 4 2 6 8 3 3 1 0 0 1 3 5 36 1998 6 8 6 3 0 0 1 0 0 0 0 0 24 1999 9 3 11 4 0 0 0 0 0 0 0 0 27 2000 3 2 1 1 0 0 0 0 0 3 6 7 23 2001 4 2 5 0 1 1 0 0 0 0 *** 10 *** 2002 6 1 2 6 3 0 0 0 0 0 6 5 29 2003 6 3 6 5 2 0 0 0 0 0 0 3 25 MEAN 4 3 5 4 2 0 0 0 0 1 2 4 25 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 0 1 1 0 0 0 0 0 0 1 3 6 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 2 0 0 0 0 0 0 0 *** 0 0 *** 1989 0 0 1 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 1 1 0 0 0 *** *** *** *** *** 2 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 0 0 0 0 0 0 0 0 *** 1994 0 1 1 0 0 0 0 0 0 0 1 2 5 1995 0 0 1 0 1 0 0 *** *** *** *** *** *** 1996 1 0 0 1 0 0 0 0 0 0 0 0 2 1997 1 0 0 1 1 0 0 0 0 1 0 1 5 1998 2 3 0 1 0 0 0 0 0 0 0 0 6 1999 1 2 3 1 0 0 0 0 0 0 0 0 7 2000 1 0 0 1 0 0 0 0 0 0 0 1 3 2001 0 0 0 0 0 0 0 0 0 0 *** 3 *** 2002 5 0 0 2 0 0 0 0 0 0 2 0 9 2003 1 1 2 1 0 0 0 0 0 0 0 2 7 MEAN 1 1 1 1 0 0 0 0 0 0 0 1 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 77 72 72 61 48 45 45 48 52 54 68 74 60 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 71 69 56 50 35 33 39 39 29 *** 58 69 *** 1989 69 72 66 *** 39 31 32 29 *** *** *** *** *** 1990 *** *** *** *** 36 28 46 50 35 44 53 *** *** 1991 *** 69 70 60 51 45 *** *** *** *** *** 72 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 52 35 32 34 41 47 52 56 *** 1994 70 62 70 66 61 40 40 41 56 60 58 63 57 1995 75 80 87 86 75 71 37 *** *** *** *** *** *** 1996 80 66 87 59 53 41 55 56 44 68 74 74 63 1997 *** *** 69 64 45 42 27 21 29 46 74 77 *** 1998 78 63 50 43 38 31 32 33 33 41 39 41 44 1999 67 66 64 45 26 21 30 24 31 34 56 54 43 2000 61 63 53 36 29 22 28 27 29 48 70 64 44 2001 66 56 54 32 26 23 22 26 39 55 *** 70 *** 2002 70 55 48 54 32 28 30 28 34 35 64 68 46 2003 68 58 47 47 36 31 27 33 34 42 62 75 47 MEAN 71 65 64 54 43 35 35 35 37 48 61 66 51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 53 48 50 37 24 23 22 24 24 29 45 58 36 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 51 53 37 31 23 24 19 21 20 *** 30 37 *** 1989 48 51 39 *** 23 17 17 18 *** *** *** *** *** 1990 *** *** *** *** 14 15 22 14 19 24 30 *** *** 1991 *** 50 55 33 30 27 *** *** *** *** *** 47 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 28 17 22 28 21 29 36 37 *** 1994 51 45 54 49 38 24 20 23 29 40 36 41 38 1995 63 61 79 58 45 44 18 *** *** *** *** *** *** 1996 65 51 78 38 32 28 26 28 29 56 59 49 45 1997 40 *** 44 42 27 26 15 10 14 26 48 48 *** 1998 49 48 35 20 21 17 17 21 18 22 20 32 27 1999 59 45 44 23 14 10 18 11 15 16 28 24 26 2000 46 30 27 19 14 14 16 14 19 24 43 35 25 2001 48 31 26 14 14 14 13 13 29 41 *** 48 *** 2002 53 37 25 45 15 13 14 12 13 18 42 45 28 2003 48 36 34 29 19 15 14 15 16 24 27 45 27 MEAN 52 45 45 34 24 21 18 18 20 29 37 42 32 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 59 54 57 45 30 27 24 27 26 32 53 65 42 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 55 56 45 34 25 24 22 30 21 *** 40 43 *** 1989 53 54 45 *** 26 19 19 20 *** *** *** *** *** 1990 *** *** *** *** 21 18 22 15 22 29 39 *** *** 1991 *** 53 62 39 28 26 *** *** *** *** *** 49 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 29 18 21 30 25 33 41 43 *** 1994 65 51 61 57 40 30 26 31 32 49 45 46 44 1995 71 69 83 67 48 48 28 *** *** *** *** *** *** 1996 70 46 82 38 30 32 44 33 31 63 64 59 49 1997 46 *** 53 51 30 31 18 12 18 33 59 63 *** 1998 56 52 43 24 23 19 19 22 23 27 34 33 31 1999 62 55 51 30 16 11 19 12 18 22 48 38 32 2000 55 43 37 21 19 14 17 15 19 34 63 53 33 2001 49 44 34 16 16 15 13 15 30 43 *** 65 *** 2002 69 49 32 44 19 17 17 15 16 26 60 62 36 2003 60 44 40 34 23 18 15 18 21 33 48 68 35 MEAN 59 52 52 38 26 23 22 21 23 35 50 53 38 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 10 10 2 0 0 0 0 0 0 0 0 11 33 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 11 11 2 0 0 0 0 0 0 *** 0 1 *** 1989 12 15 1 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 11 2 *** 0 0 *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 0 0 0 0 0 0 1 *** *** 1994 *** *** 0 0 0 0 0 0 0 0 0 10 *** 1995 3 6 1 0 0 0 0 *** *** *** *** *** *** 1996 4 *** 0 0 0 0 0 0 *** 0 2 2 *** 1997 12 16 3 1 0 0 0 0 0 0 5 16 53 1998 23 10 4 0 0 0 0 0 0 0 0 0 37 1999 14 2 4 0 0 0 0 0 0 0 1 11 32 2000 14 12 5 0 0 0 0 0 0 0 0 5 36 2001 13 6 1 0 0 0 0 0 0 0 *** 9 *** 2002 14 11 4 0 0 0 0 0 0 0 1 11 41 2003 10 4 3 0 0 0 0 0 0 0 6 9 32 MEAN 12 10 2 0 0 0 0 0 0 0 1 8 33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 0 0 0 0 0 0 0 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 9 4 4 *** 0 0 *** 1989 0 0 0 *** 2 3 9 15 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 0 0 *** 0 0 *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1994 *** *** 0 0 0 0 10 10 0 0 0 0 *** 1995 0 0 0 0 0 0 0 *** *** *** *** *** *** 1996 0 *** 0 0 0 0 2 0 *** 0 0 0 *** 1997 0 0 0 0 0 0 13 0 0 0 0 0 13 1998 0 0 0 0 0 0 2 0 0 0 0 0 2 1999 0 0 0 0 0 0 5 0 0 0 0 0 5 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 3 12 0 0 0 *** 0 *** 2002 0 0 0 0 0 0 0 2 0 0 0 0 2 2003 0 0 0 0 0 3 9 1 0 0 0 0 13 MEAN 0 0 0 0 0 1 5 2 0 0 0 0 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 1 0 0 0 0 0 0 0 0 0 0 1 2 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1989 1 4 0 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 0 0 0 0 0 *** *** *** *** *** 0 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 0 0 0 0 0 0 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 1 1 1995 0 0 0 0 0 0 0 *** *** *** *** *** *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 3 1 0 0 0 0 0 0 0 0 0 0 4 1998 1 2 0 0 0 0 0 0 0 0 0 0 3 1999 3 0 1 0 0 0 0 0 0 0 0 0 4 2000 1 1 0 0 0 0 0 0 0 0 0 0 2 2001 3 0 0 0 0 0 0 0 0 0 *** 0 *** 2002 1 0 0 0 0 0 0 0 0 0 0 0 1 2003 2 0 1 0 0 0 0 0 0 0 0 1 4 MEAN 1 1 0 0 0 0 0 0 0 0 0 0 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 0 15 17 8 0 0 0 0 40 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 2 14 29 27 21 *** 0 0 *** 1989 0 0 0 *** 7 27 20 24 *** *** *** *** *** 1990 *** *** *** *** 7 23 26 31 15 0 0 *** *** 1991 *** 0 0 0 2 30 *** *** *** *** *** 0 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 0 17 22 22 7 0 0 0 *** 1994 0 0 0 0 1 18 30 28 6 0 0 0 83 1995 0 0 0 0 0 12 30 *** *** *** *** *** *** 1996 0 0 0 0 4 19 10 15 16 1 0 0 65 1997 0 0 0 0 0 3 30 23 2 0 0 0 58 1998 0 0 0 0 0 1 20 10 2 0 0 0 33 1999 0 0 0 0 0 18 16 2 2 0 0 0 38 2000 0 0 0 0 6 18 13 5 2 0 0 0 44 2001 0 0 0 0 2 12 17 17 3 0 *** 0 *** 2002 0 0 0 0 0 10 21 24 2 0 0 0 57 2003 0 0 0 0 0 13 31 14 1 0 0 0 59 MEAN 0 0 0 0 2 16 22 18 6 0 0 0 64 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 0 0 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1989 0 0 0 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 0 0 0 0 0 *** *** *** *** *** 0 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 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 *** *** *** *** *** *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 *** 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 0 0 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1989 0 0 0 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 0 0 0 0 0 *** *** *** *** *** 0 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 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 *** *** *** *** *** *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 *** 0 *** 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 28 23 12 0 0 0 0 0 0 0 12 16 91 11 12 3 23 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1988 26 19 3 0 0 0 0 0 0 *** 8 21 *** 11 15 3 26 1989 28 18 4 *** 0 0 0 0 *** *** *** *** *** 1 1 3 31 1990 *** *** *** *** 0 0 0 0 0 0 2 *** *** 11 24 11 25 1991 *** 22 10 *** 0 0 *** *** *** *** *** *** *** 2 2 3 16 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1993 *** *** *** *** 0 0 0 0 0 0 7 *** *** 11 15 11 30 1994 *** *** 4 0 0 0 0 0 0 0 0 18 *** 12 5 3 11 1995 22 23 8 0 0 0 0 *** *** *** *** *** *** 1 1 3 28 1996 15 *** 0 0 0 0 0 0 *** 0 4 13 *** 11 13 1 27 1997 29 22 18 3 0 0 0 0 0 0 19 28 119 11 8 4 14 1998 30 23 14 3 0 0 0 0 0 0 7 0 77 11 1 4 8 1999 25 18 13 1 0 0 0 0 0 0 9 21 87 11 3 4 12 2000 25 25 18 0 0 0 0 0 0 0 13 15 96 11 11 3 30 2001 29 21 3 0 0 0 0 0 0 0 *** 20 *** 12 3 3 12 2002 27 19 12 2 0 0 0 0 0 0 11 26 97 11 17 4 6 2003 26 18 10 0 0 0 0 0 0 0 12 20 86 11 8 3 28 MEAN 26 21 9 1 0 0 0 0 0 0 9 18 84 11 1 4 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.6 4.5 6.1 13.2 19.4 24.2 24.1 22.7 20.3 16.7 8.2 3.7 13.9 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.7 4.3 9.8 14.0 20.7 24.9 27.8 26.6 24.9 ****** 10.8 7.7 ****** 1989 4.3 1.5 9.0 ****** 19.0 27.5 26.7 26.4 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 20.9 25.8 26.4 27.2 23.2 16.1 11.0 ****** ****** 1991 ****** 3.8 8.3 15.4 19.1 24.3 ****** ****** ****** ****** ****** 6.5 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 18.8 24.2 25.5 25.0 21.7 14.4 10.8 8.2 ****** 1994 5.0 4.8 10.4 14.5 19.0 24.4 27.5 26.9 18.8 14.6 12.1 4.5 15.2 1995 6.0 4.2 8.3 12.9 17.2 22.4 27.1 ****** ****** ****** ****** ****** ****** 1996 4.2 6.4 13.5 17.9 18.1 24.6 23.8 24.0 23.2 15.8 7.9 6.9 15.5 1997 1.4 2.5 5.1 10.7 16.8 22.5 27.4 24.4 20.3 14.9 5.8 3.0 12.9 1998 1.1 3.1 7.8 13.9 18.1 22.4 25.3 23.3 20.0 14.8 10.3 12.3 14.4 1999 1.5 5.7 6.2 13.1 19.3 25.1 24.6 23.3 21.2 16.0 9.2 6.0 14.3 2000 2.2 3.5 7.5 16.1 22.0 23.9 24.1 22.9 21.5 14.7 5.9 4.8 14.1 2001 1.1 3.6 9.2 15.8 21.0 24.1 26.3 24.2 20.4 15.8 ****** 6.3 ****** 2002 2.0 4.9 9.6 12.7 19.9 23.8 25.6 26.0 22.3 15.7 6.9 3.3 14.4 2003 2.6 5.6 7.9 14.5 17.2 25.1 28.3 24.8 20.6 15.4 7.3 3.8 14.4 MEAN 3.0 4.2 8.5 14.2 19.1 24.3 26.1 24.8 21.4 15.4 8.9 5.9 14.7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 -3.1 -3.5 -1.7 1.5 1.8 5.3 4.6 4.5 2.8 1.4 -0.8 -2.5 0.9 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 -4.0 -3.3 -2.0 -0.9 0.5 4.0 6.0 6.3 2.0 ****** -2.6 -3.4 ****** 1989 -4.3 -6.0 -1.6 ****** -0.1 3.2 2.8 2.7 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** -2.5 0.2 6.3 3.3 1.6 -1.4 -2.5 ****** ****** 1991 ****** -4.4 1.0 2.4 2.5 5.3 ****** ****** ****** ****** ****** -2.6 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 2.7 1.1 3.6 6.2 1.7 -0.8 -1.6 -3.2 ****** 1994 -2.2 -4.4 2.3 5.7 6.0 5.6 6.8 7.2 3.2 3.6 0.2 -5.7 2.4 1995 0.0 -1.6 5.5 7.0 7.0 11.6 5.5 ****** ****** ****** ****** ****** ****** 1996 -0.7 -3.2 10.3 4.9 2.4 6.8 8.5 7.4 5.6 7.4 1.1 -1.9 4.1 1997 ****** ****** -3.3 0.3 -0.4 4.0 0.9 -6.5 -4.6 -1.6 -1.9 -4.1 ****** 1998 -6.4 -5.8 -5.7 -5.8 -2.4 -1.5 1.0 0.8 -1.7 -3.8 -7.1 -4.8 -3.6 1999 -5.3 -3.2 -3.9 -4.8 -6.7 -5.7 -0.1 -5.8 -3.6 -6.1 -4.1 -9.2 -4.9 2000 -7.2 -8.6 -7.2 -5.1 -2.9 -4.9 -1.0 -3.4 -1.9 -2.2 -3.0 -6.1 -4.5 2001 -8.3 -9.3 -6.8 -8.3 -6.0 -5.4 -2.8 -3.5 1.8 3.7 ****** -1.6 ****** 2002 -5.1 -7.1 -7.2 -0.1 -4.6 -3.1 0.0 -1.5 -2.9 -4.6 -2.7 -5.4 -3.7 2003 -6.9 -6.9 -6.6 -1.8 -3.7 0.3 0.8 0.3 -2.6 -1.6 -4.9 -4.2 -3.2 MEAN -4.5 -5.2 -1.9 -0.4 -0.4 1.7 2.9 1.3 0.1 -0.5 -2.5 -4.2 -1.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.94 3.80 4.35 5.48 5.52 7.06 6.73 6.68 5.92 5.36 4.64 4.20 5.31 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.67 3.87 4.22 4.59 5.15 6.67 7.42 7.89 5.65 ****** 4.10 3.84 ****** 1989 3.62 3.19 4.32 ****** 4.84 6.04 5.86 5.82 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 4.13 5.21 7.68 6.40 5.44 4.58 4.06 ****** ****** 1991 ****** 3.69 5.45 5.83 5.89 7.28 ****** ****** ****** ****** ****** 4.18 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 5.94 5.22 6.32 7.72 5.58 4.60 4.44 3.90 ****** 1994 4.28 3.61 6.16 7.62 7.72 7.28 7.82 8.71 6.42 6.44 5.04 3.37 6.21 1995 5.23 4.51 7.46 8.18 8.27 11.19 7.31 ****** ****** ****** ****** ****** ****** 1996 4.72 4.05 10.22 7.05 5.90 7.96 9.26 8.84 7.61 9.01 5.42 4.53 7.05 1997 ****** ****** 3.91 5.15 4.96 6.63 5.48 3.12 3.51 4.38 4.27 3.65 ****** 1998 3.16 3.30 3.48 3.30 4.13 4.47 5.29 5.32 4.32 3.68 2.92 3.75 3.93 1999 3.43 3.89 3.77 3.59 3.05 3.27 5.00 3.24 3.89 3.24 3.79 2.60 3.56 2000 2.94 2.68 2.95 3.39 4.00 3.52 4.63 3.88 4.32 4.28 4.06 3.30 3.66 2001 2.73 2.52 3.07 2.75 3.30 3.59 4.02 3.92 5.74 6.53 ****** 4.48 ****** 2002 3.47 3.03 3.09 5.16 3.66 4.02 4.92 4.50 4.07 3.50 4.17 3.38 3.91 2003 3.07 3.11 3.19 4.37 3.88 5.03 5.26 5.11 4.11 4.34 3.56 3.75 4.07 MEAN 3.69 3.48 4.69 5.11 5.02 5.90 6.20 5.80 5.12 4.99 4.21 3.76 4.83 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 4.97 4.80 5.51 6.96 7.04 9.02 8.61 8.53 7.55 6.82 5.88 5.31 6.75 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 4.64 4.89 5.36 5.84 6.58 8.53 9.50 10.07 7.24 ****** 5.21 4.88 ****** 1989 4.58 4.03 5.48 ****** 6.18 7.75 7.52 7.46 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 5.29 6.68 9.81 8.19 6.97 5.84 5.16 ****** ****** 1991 ****** 4.67 6.90 7.42 7.51 9.29 ****** ****** ****** ****** ****** 5.29 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 7.58 6.70 8.09 9.86 7.13 5.86 5.64 4.94 ****** 1994 5.41 4.57 7.80 9.66 9.81 9.30 10.00 11.11 8.17 8.17 6.40 4.27 7.89 1995 6.61 5.70 9.40 10.34 10.48 14.18 9.36 ****** ****** ****** ****** ****** ****** 1996 5.96 5.13 12.89 8.96 7.52 10.17 11.77 11.23 9.70 11.38 6.86 5.73 8.94 1997 ****** ****** 4.94 6.53 6.32 8.46 7.03 4.01 4.50 5.58 5.40 4.61 ****** 1998 3.99 4.17 4.41 4.20 5.28 5.73 6.78 6.81 5.52 4.69 3.71 4.76 5.01 1999 4.33 4.92 4.77 4.57 3.90 4.20 6.41 4.16 4.99 4.14 4.81 3.29 4.54 2000 3.72 3.40 3.74 4.33 5.12 4.52 5.93 4.98 5.53 5.45 5.13 4.18 4.67 2001 3.45 3.19 3.89 3.51 4.23 4.60 5.17 5.04 7.32 8.29 ****** 5.66 ****** 2002 4.38 3.83 3.93 6.54 4.68 5.15 6.31 5.77 5.21 4.47 5.28 4.27 4.98 2003 3.87 3.93 4.05 5.57 4.96 6.46 6.75 6.54 5.26 5.53 4.51 4.73 5.18 MEAN 4.66 4.40 5.93 6.49 6.40 7.55 7.94 7.41 6.55 6.35 5.33 4.76 6.15 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 3.45 4.03 4.44 8.61 16.26 22.37 23.07 20.29 17.67 13.29 5.55 3.10 11.85 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.74 3.80 7.12 11.04 19.03 24.52 29.92 26.09 25.73 ****** 8.49 6.39 ****** 1989 4.55 3.23 6.52 ****** 17.45 30.19 29.30 27.89 ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** 20.95 28.30 25.88 29.26 22.81 13.55 8.85 ****** ****** 1991 ****** 3.85 4.41 10.97 15.93 22.74 ****** ****** ****** ****** ****** 4.90 ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** 15.40 25.39 26.24 23.11 20.23 11.48 8.07 6.48 ****** 1994 3.91 4.55 5.32 7.91 13.14 22.87 28.31 26.06 15.03 9.06 8.18 4.78 12.43 1995 3.15 2.94 2.06 5.12 10.02 14.29 28.25 ****** ****** ****** ****** ****** ****** 1996 2.54 4.95 2.90 12.49 14.37 21.91 18.83 19.98 20.45 7.68 4.37 4.79 11.27 1997 ****** ****** 4.43 7.02 13.46 19.52 30.58 27.84 20.28 12.12 4.26 3.32 ****** 1998 2.96 3.85 6.81 12.48 16.25 22.06 26.66 22.85 19.02 13.04 9.32 10.04 13.78 1999 2.85 4.46 5.17 11.03 19.12 28.48 25.59 25.28 21.33 14.66 7.33 6.69 14.33 2000 3.89 4.90 7.12 14.72 21.98 26.20 24.96 23.73 21.01 11.82 4.58 4.78 14.14 2001 3.65 5.16 8.26 14.98 21.26 26.41 29.93 26.04 17.72 10.29 ****** 4.19 ****** 2002 3.07 5.21 8.44 8.98 19.27 24.94 27.33 28.76 22.67 14.21 5.11 3.76 14.31 2003 3.94 5.56 7.14 11.46 15.20 26.12 32.36 25.48 19.89 12.67 6.41 3.82 14.17 MEAN 3.48 4.34 5.73 10.52 16.82 24.14 27.15 25.19 20.30 11.99 6.71 5.16 13.46 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 63 58 60 48 34 31 30 33 34 38 55 66 46 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 59 60 46 38 28 27 27 30 23 *** 43 49 *** 1989 56 59 50 *** 29 22 23 22 *** *** *** *** *** 1990 *** *** *** *** 24 20 30 26 26 32 41 *** *** 1991 *** 57 62 44 36 32 *** *** *** *** *** 56 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 36 24 25 31 29 36 43 45 *** 1994 62 53 62 57 46 31 28 32 39 50 46 50 46 1995 70 70 83 70 56 54 28 *** *** *** *** *** *** 1996 72 54 82 45 38 33 41 39 35 62 66 60 52 1997 *** *** 56 52 34 33 20 14 21 35 60 63 *** 1998 61 55 43 29 27 22 23 25 25 30 31 35 34 1999 63 55 53 33 18 14 22 16 21 24 44 39 34 2000 54 45 39 25 20 16 20 19 22 36 59 51 34 2001 54 43 38 21 19 18 16 18 32 47 *** 61 *** 2002 64 47 35 48 22 19 20 19 21 26 55 59 36 2003 59 46 41 36 26 21 18 22 23 33 46 63 36 MEAN 61 54 54 42 31 26 25 25 27 37 49 54 40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 77 72 73 64 49 45 45 48 52 54 70 77 61 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 71 72 59 51 38 37 40 43 31 *** 61 71 *** 1989 69 72 67 *** 39 31 32 29 *** *** *** *** *** 1990 *** *** *** *** 36 28 46 50 36 45 53 *** *** 1991 *** 71 74 60 51 45 *** *** *** *** *** 75 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 52 35 32 36 41 47 52 56 *** 1994 74 63 73 70 63 41 40 43 57 60 59 63 59 1995 82 84 89 87 76 71 40 *** *** *** *** *** *** 1996 85 69 89 60 53 42 57 57 44 74 77 78 65 1997 *** *** 72 67 46 43 27 21 30 47 76 80 *** 1998 80 67 56 46 38 31 32 33 33 42 40 45 45 1999 75 70 67 47 26 21 30 24 31 35 60 57 45 2000 69 65 54 37 29 24 28 27 30 49 74 70 46 2001 69 58 57 33 27 24 22 26 39 56 *** 75 *** 2002 80 63 51 64 33 29 30 28 34 35 70 75 49 2003 79 64 54 49 38 31 27 33 34 42 65 79 50 MEAN 76 68 67 57 43 36 35 36 38 49 63 69 53 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1986 53 47 49 36 23 23 22 24 24 29 44 55 36 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 50 50 36 30 20 19 19 20 18 *** 29 35 *** 1989 47 50 39 *** 23 17 17 18 *** *** *** *** *** 1990 *** *** *** *** 13 15 19 13 18 23 30 *** *** 1991 *** 44 51 32 26 23 *** *** *** *** *** 42 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 27 16 20 26 18 28 36 37 *** 1994 50 44 51 47 32 23 20 19 24 40 35 39 35 1995 57 56 77 57 41 40 17 *** *** *** *** *** *** 1996 60 41 76 34 26 26 24 27 27 53 55 46 41 1997 *** *** 44 40 25 26 15 9 14 25 47 47 *** 1998 45 43 32 18 20 16 17 20 18 21 20 27 25 1999 51 42 41 22 13 10 17 10 15 16 28 23 24 2000 41 29 26 17 14 11 15 13 17 24 43 33 24 2001 43 30 24 13 13 12 11 13 27 38 *** 45 *** 2002 48 33 22 34 14 12 14 12 13 17 41 41 25 2003 40 31 29 27 17 14 13 15 15 24 27 43 25 MEAN 49 42 43 31 22 19 17 17 19 28 36 39 30 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 2 3 3 0 0 0 0 0 0 3 4 15 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 1 2 1 0 0 0 0 0 0 *** 0 0 *** 1989 0 0 3 *** 0 0 0 0 *** *** *** *** *** 1990 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1991 *** 1 6 0 0 0 *** *** *** *** *** 3 *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** 1 0 0 0 0 0 0 0 *** 1994 1 2 2 0 0 0 0 0 0 1 1 2 9 1995 2 0 3 0 1 0 0 *** *** *** *** *** *** 1996 3 2 1 2 0 0 0 0 0 0 0 0 8 1997 1 0 3 1 2 1 0 0 0 1 0 2 11 1998 2 6 3 1 0 0 0 0 0 0 0 0 12 1999 3 3 5 2 0 0 0 0 0 0 0 0 13 2000 1 0 0 1 0 0 0 0 0 1 1 2 6 2001 2 1 2 0 0 0 0 0 0 0 *** 6 *** 2002 5 1 2 3 0 0 0 0 0 0 3 2 16 2003 3 2 2 2 0 0 0 0 0 0 0 2 11 MEAN 2 2 3 1 0 0 0 0 0 0 1 2 11 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 9.4 10.0 13.0 17.0 21.6 28.0 27.4 29.6 21.6 17.0 13.2 13.2 1 YEAR - DAY 2000- 6 1997-22 1996-30 1996-30 1989-31 1996- 6 2003-21 1988- 3 1988-10 1986- 5 1993- 2 1998-18 LOW. DRY 03 -14.0 -10.6 -6.8 0.0 3.8 9.6 13.6 10.6 5.0 2.0 -7.6 -11.8 2 YEAR - DAY 2001-29 1991-14 2003- 3 1998- 8 1989- 2 1995- 1 1993-24 1986-30 1994-25 1990-18 2003-23 2003-13 HIG. WET 03 6.4 6.1 11.2 12.8 14.2 18.4 19.2 19.0 14.0 12.0 9.2 9.0 3 YEAR - DAY 1994- 3 1996- 1 1996-23 1995- 3 1995- 6 1996- 6 1988-24 1988-17 1994- 2 1986- 5 1988- 6 1998- 1 LOW. WET 03 -15.2 -11.0 -8.4 -2.0 0.0 3.2 6.0 2.4 1.0 -2.0 -8.2 -12.0 4 YEAR - DAY 2001-29 1998-23 1998- 5 1998- 6 1989- 2 1990- 1 1999-21 1997-30 1994-25 1990-18 2003-23 2003-13 HIG. DRY 09 18.2 16.0 22.6 28.0 32.0 36.0 36.0 36.2 32.8 29.8 22.2 21.4 5 YEAR - DAY 1994- 4 1999- 8 1996-20 1996-29 1990-21 1990-28 1995-12 1994-14 1988-11 1996- 2 1990- 9 1998-17 LOW. DRY 09 -6.2 -3.0 -1.4 0.0 9.2 16.6 21.0 19.2 17.4 10.8 2.0 -4.0 6 YEAR - DAY 2001-28 1998-23 2003- 1 2002- 4 1997- 5 2001-18 1999-13 1998- 7 1999-28 2000- 5 2000-17 1994-26 HIG. WET 09 12.4 11.0 20.0 18.4 19.4 24.0 21.2 24.0 24.8 20.8 13.0 13.0 7 YEAR - DAY 1995-31 1995- 1 1996- 2 1994-20 1994- 1 1995-11 1995-18 1994-13 1988-17 1996-26 1993- 1 1998-15 LOW. WET 09 -8.0 -5.4 -2.6 -1.0 4.0 8.4 8.4 9.6 8.4 5.0 -1.0 -6.4 8 YEAR - DAY 1998-13 1989- 2 2003- 2 2002- 4 1989- 2 2000-15 2000-20 2001- 1 2002-30 1993- 7 1999-30 1994-26 HIG. DRY 15 15.6 13.2 18.4 26.2 29.6 33.8 34.2 32.8 31.2 27.2 19.2 17.8 9 YEAR - DAY 1989- 5 1991-27 1996-20 1996-30 1989-31 1989-29 1994-23 1988- 5 1990- 1 1996- 1 1988-11 1998-17 LOW. DRY 15 -9.8 -7.0 -3.2 2.2 6.8 14.0 20.0 19.0 14.0 6.0 0.0 -7.4 10 YEAR - DAY 2001-28 2002- 5 2003- 2 2002- 5 1989- 2 1997-24 1988-26 1986-31 2001-20 2000- 4 2000-17 2003-12 HIG. WET 15 9.0 7.6 17.0 17.2 18.0 22.0 23.6 25.0 19.2 24.2 11.4 8.8 11 YEAR - DAY 1995-17 1995- 1 1996- 4 1994-20 1995-12 1995-10 1996- 9 1996-22 1994- 6 1996- 1 1993- 8 1996-12 LOW. WET 15 -10.7 -8.0 -4.0 1.0 1.8 7.0 8.8 8.4 6.2 3.4 -3.8 -7.8 12 YEAR - DAY 2001-28 2002- 5 1999- 5 1998- 6 1989- 2 2000-14 2001-30 1997-29 1994-24 1993- 7 2003-27 2003-12 HIG. MIN. 8.0 9.8 12.0 14.2 21.0 22.2 24.6 26.0 21.0 14.4 12.0 12.2 13 YEAR - DAY 2002- 8 1997-22 1996-30 1996-30 1989-27 2001- 7 1994- 8 1994-14 1988-11 1994- 5 1993- 2 1998-13 LOW. MIN. -14.0 -12.6 -9.0 -4.2 1.0 4.2 10.0 8.8 4.2 0.8 -8.4 -11.8 14 YEAR - DAY 1998-14 1997- 8 1999- 7 1997-12 1998- 3 1990- 3 1993-24 1997-30 1994-25 1996-22 1999-30 2003-13 HIG. MAX. 19.5 17.4 23.0 29.0 33.5 37.0 39.6 39.9 33.8 31.0 23.5 23.0 15 YEAR - DAY 1989- 5 1999- 8 1996-20 1996-29 1989-27 1990-28 1988- 1 1988-17 1988-11 1996- 2 1990- 9 1998-13 LOW. MAX. -4.8 -2.0 0.0 7.2 12.0 18.8 22.8 23.8 19.0 13.0 3.0 -3.0 16 YEAR - DAY 2001-27 2000- 3 1999- 5 1997-12 1989- 2 1995- 1 1998-25 2001-12 1994-23 1993- 7 1997-27 2003-12 HIG. PPTN 32.0 30.5 43.0 58.0 15.0 6.2 2.5 0.5 0.0 10.0 20.5 61.0 17 YEAR - DAY 2002- 9 1998-12 1986-26 1999- 6 1997-29 1997-24 1998-26 1998- 7 999-** 1997-24 1986-23 2003- 6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 18.4 19.6 15.0 16.0 19.0 18.0 18.4 17.2 19.2 17.2 18.4 19.0 18 YEAR - DAY 1989- 5 1994-14 2000- 4 1991-21 1990-10 1993-22 1986-27 1996-25 1986-12 1996- 2 1993-15 1998-24 DRY 15 - DRY 09 10.6 14.2 9.2 9.6 11.0 12.2 13.6 10.6 12.2 13.0 12.8 13.8 19 YEAR - DAY 2001-16 2001-14 1994- 7 1999-26 1986-10 2002-15 1995- 9 1993-16 1988-11 1996- 2 2003-27 1998-24 DRY 15 - DRY 03 16.6 16.0 13.0 14.0 16.6 16.6 15.4 14.4 16.2 14.6 15.6 16.6 20 YEAR - DAY 1989- 5 1994-11 1994-18 1991-21 1990-18 1994-20 1986-27 1996-25 1986-12 1996- 1 1993- 8 1988- 5 WET 09 - WET 03 14.0 14.0 13.4 13.8 13.4 11.2 11.6 13.6 15.2 13.6 13.0 12.0 21 YEAR - DAY 1995-31 1994-14 1995-25 1994-20 1994- 6 1988- 5 1986-27 1993-23 1988-17 1996-22 1993-15 1991-30 WET 15 - WET 09 7.6 10.2 5.6 11.4 9.4 8.6 8.0 9.8 11.0 14.0 8.6 8.6 22 YEAR - DAY 2001-16 2002- 5 2001-10 2002- 9 1994- 6 1995-15 1996- 9 1994-19 1988-17 1996-26 2003-27 1998-24 WET 15 - WET 03 11.0 13.0 12.0 12.6 9.0 11.0 10.4 12.6 9.4 17.6 12.4 10.4 23 YEAR - DAY 1988- 3 1994-11 1995-25 1994-20 1994-18 1994-20 1988-30 1996-22 1996- 9 1996- 1 1993- 8 1988- 5 DAY BY DAY DRY 03 13.2 13.6 10.4 13.4 9.6 8.4 6.8 9.4 6.4 6.8 13.4 12.8 24 YEAR - DAY 1999- 2 2003-19 2001-11 1991- 9 1997- 6 2003- 8 1996- 7 1988- 3 2002-23 2002-23 1993-30 2003-27 DAY BY DAY WET 03 11.3 12.2 9.0 9.0 8.0 6.8 6.0 7.2 6.2 7.2 10.9 11.0 25 YEAR - DAY 1998-14 2003-19 2003- 9 2002- 4 1991-19 1996- 6 1996-12 1988-18 1994- 8 1996-17 1993-17 2003-12 DAY BY DAY DRY 09 16.0 12.6 11.4 9.0 11.6 11.6 12.2 5.4 8.0 8.0 10.2 13.0 26 YEAR - DAY 1999- 2 1989-25 2003-13 2000-21 1997- 5 2001-19 1988-26 1996-28 1994- 9 1996-31 2002- 7 1994-27 DAY BY DAY WET 09 11.0 10.2 10.0 10.0 9.0 10.6 8.0 9.8 10.0 10.6 7.4 10.4 27 YEAR - DAY 1998-13 1991-28 1996- 1 2002- 8 1994- 6 1995-16 1988-26 1994-20 1988-18 1996-27 1993-30 1994-27 DAY BY DAY DRY 15 12.4 13.0 11.2 8.6 11.8 13.2 11.4 8.0 10.0 10.4 12.0 10.8 28 YEAR - DAY 1988-25 2002- 7 1989- 9 1995-23 1986-10 2002-15 1995-10 1997- 1 1988-11 1996- 2 1993-14 2003-11 DAY BY DAY WET 15 10.0 8.0 9.4 7.8 7.0 7.2 10.8 9.2 6.0 12.0 8.6 9.0 29 YEAR - DAY 1999- 2 2002- 7 1996- 1 1995-23 1995-17 1988-30 1996-19 1996-25 1996-26 1996-31 1993-30 1999- 2 DAY BY DAY MIN. 12.4 13.0 11.0 9.0 10.2 7.0 8.0 8.8 10.0 6.6 13.2 10.5 30 YEAR - DAY 1999- 2 2003-19 2003- 4 1998- 6 2001-15 2003-15 1988-26 2003- 2 1993- 1 1994-13 1993-30 1994-22 DAY BY DAY MAX. 17.0 11.0 10.5 10.2 8.2 10.0 8.2 7.3 6.0 8.0 9.5 10.0 31 YEAR - DAY 1999- 2 2000- 4 1986-26 1988- 1 1993- 2 1993-23 1988- 1 1988-17 1994- 9 1993- 6 2002- 7 1994-27 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 2.5 3.5 5.9 11.9 17.3 21.5 21.8 21.8 19.4 15.4 7.7 3.6 12.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -2.5 0.6 6.0 10.2 13.3 13.4 15.1 12.0 8.3 2.6 -1.2 6.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.0 9.7 11.2 17.8 24.5 29.7 30.2 28.5 26.6 22.5 12.8 8.4 19.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.9 12.2 10.6 11.8 14.3 16.4 16.8 13.4 14.6 14.2 10.2 9.6 13.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.34 4.01 5.42 6.17 7.09 6.48 6.75 5.94 5.41 4.22 3.62 5.15 MEAN OF MIXING RATIO AT 09 GMT. 4.49 4.07 4.63 5.47 5.15 6.96 7.04 6.73 6.14 5.58 4.87 4.75 5.49 MEAN OF MIXING RATIO AT 15 GMT. 4.02 3.99 4.41 5.56 5.25 7.13 6.66 6.56 5.67 5.07 4.84 4.24 5.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.5 -5.5 -6.0 2.5 6.0 7.5 11.5 9.0 7.0 2.0 -3.8 -8.5 -11.5 DAY 24 2 17 2 1 3 7 31 9 31 13 11 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 15.5 18.0 23.0 29.5 34.0 34.0 31.0 29.5 28.0 19.0 14.0 34.0 DAY 3 28 25 17 28 25 25 16 12 7 3 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.0 7.0 43.0 16.0 3.0 0.0 0.0 0.0 0.0 0.0 20.5 21.0 43.0 DAY 21 2 26 22 10 ** ** ** ** ** 23 2 MONTHLY TOTAL PRECIPITATION IN MM. 4.0 16.5 66.0 43.0 8.0 0.0 0.0 0.0 0.0 0.0 40.5 67.0 245.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 35.3 20.8 0.0 43.9 NO. OF DAYS WITH PRECIPITATION. 1 3 6 8 3 0 0 0 0 0 6 5 32 NO. OF DAYS PRECIPITATION EQUAL 1 3 6 7 3 0 0 0 0 0 6 5 31 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 0 0 0 0 0 0 1 3 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 72 72 61 48 45 45 48 52 54 68 74 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 48 50 37 24 23 22 24 24 29 45 58 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 54 57 45 30 27 24 27 26 32 53 65 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 10 2 0 0 0 0 0 0 0 0 11 33 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 1 0 0 0 0 0 0 0 0 0 0 1 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 15 17 8 0 0 0 0 40 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. 28 23 12 0 0 0 0 0 0 0 12 16 91 DATE OF START AND END FREEZING START = 12 NOV. END = 23 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.9 3.7 9.7 13.5 19.0 23.0 27.0 25.7 24.2 ***** 10.6 6.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.7 -1.4 4.6 7.7 11.5 15.5 19.4 19.0 17.8 ***** 4.2 -0.6 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.6 8.9 14.9 19.2 26.4 30.5 34.7 32.3 30.5 ***** 16.9 14.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 10.3 10.3 11.5 14.9 15.0 15.3 13.3 12.7 ***** 12.7 14.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.23 3.28 4.05 4.28 4.13 5.36 7.34 7.23 4.67 ***** 4.03 3.43 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.99 4.31 4.27 4.88 5.93 7.71 7.44 7.33 6.44 ***** 3.85 4.07 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.79 4.01 4.35 4.60 5.39 6.94 7.47 9.09 5.85 ***** 4.42 4.04 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -8.5 -4.0 3.0 8.0 12.0 14.0 16.0 10.0 ***** -2.0 -5.6 ****** DAY 24 11 25 1 1 5 26 30 30 ** 23 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.6 15.8 20.0 25.8 31.9 34.0 39.6 39.9 33.8 ***** 21.5 19.0 ****** DAY 15 25 31 21 29 22 1 17 11 ** 5 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 22.0 7.0 4.0 0.0 0.0 0.0 0.0 0.0 ***** 0.0 4.0 ****** DAY 9 4 25 26 ** ** ** ** ** ** ** 26 MONTHLY TOTAL PRECIPITATION IN MM. 7.0 32.0 12.5 10.0 0.0 0.0 0.0 0.0 0.0 ***** 0.0 4.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 78.6 15.3 0.0 6.1 NO. OF DAYS WITH PRECIPITATION. 1 2 3 3 0 0 0 0 0 *** 0 1 *** NO. OF DAYS PRECIPITATION EQUAL 1 2 3 3 0 0 0 0 0 *** 0 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 0 0 0 0 0 0 0 *** 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 69 56 50 35 33 39 39 29 *** 58 69 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 53 37 31 23 24 19 21 20 *** 30 37 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 55 56 45 34 25 24 22 30 21 *** 40 43 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 11 11 2 0 0 0 0 0 0 *** 0 1 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 9 4 4 *** 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 2 14 29 27 21 *** 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. 26 19 3 0 0 0 0 0 0 *** 8 21 *** DATE OF START AND END FREEZING START = 15 NOV. END = 26 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 3.5 1.3 9.0 ***** 18.3 25.8 25.6 25.8 ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.5 -3.8 4.0 ***** 12.7 18.4 18.5 20.5 ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.4 6.0 13.9 ***** 23.9 33.3 32.7 31.2 ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 13.9 9.8 9.9 ***** 11.2 14.8 14.2 10.7 ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.82 3.01 4.43 ***** 4.85 6.12 5.97 5.80 ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 4.06 3.35 4.30 ***** 4.90 6.03 5.86 5.90 ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.96 3.22 4.23 ***** 4.76 5.97 5.75 5.75 ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -10.2 -4.0 ***** 2.0 15.0 14.5 16.0 ***** ***** ***** ***** ****** DAY 31 3 31 ** 2 5 27 31 ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.5 12.0 18.0 ***** 33.5 36.5 37.0 33.0 ***** ***** ***** ***** ****** DAY 5 22 8 ** 27 30 4 5 ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.5 0.0 10.0 ***** 0.0 0.0 0.0 0.0 ***** ***** ***** ***** ****** DAY 30 ** 20 ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 8.0 0.0 30.5 ***** 0.0 0.0 0.0 0.0 ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 100.0 0.0 0.0 ***** NO. OF DAYS WITH PRECIPITATION. 2 0 5 *** 0 0 0 0 *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 2 0 5 *** 0 0 0 0 *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 *** 0 0 0 0 *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 69 72 66 *** 39 31 32 29 *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 51 39 *** 23 17 17 18 *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 53 54 45 *** 26 19 19 20 *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 15 1 *** 0 0 0 0 *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 2 3 9 15 *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 4 0 *** 0 0 0 0 *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 7 27 20 24 *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 18 4 *** 0 0 0 0 *** *** *** *** *** DATE OF START AND END FREEZING START = 1 JAN. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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.***** ***** ***** ***** 17.7 21.7 22.9 23.4 20.8 15.3 10.7 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 8.3 11.2 13.8 13.9 12.1 8.5 3.6 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 27.1 32.1 32.1 32.9 29.4 22.1 17.7 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** 18.8 20.9 18.3 19.0 17.3 13.6 14.1 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** 4.21 4.56 8.44 9.38 5.10 4.22 3.53 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** 3.59 5.55 7.76 5.05 5.79 4.77 4.30 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** 4.61 5.51 6.82 4.77 5.43 4.76 4.34 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 2.0 4.2 11.0 9.4 10.0 1.4 -1.5 ***** ****** DAY ** ** ** ** 14 3 9 7 4 18 24 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 33.5 37.0 35.5 36.0 32.4 28.0 23.5 ***** ****** DAY ** ** ** ** 21 28 3 10 1 2 9 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** 0.0 0.0 0.0 0.0 0.0 0.0 1.0 ***** ****** DAY ** ** ** ** ** ** ** ** ** ** 28 ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** 0.0 0.0 0.0 0.0 0.0 0.0 1.0 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 0.0 0.0 100.0 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** 0 0 0 0 0 0 1 *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 0 0 0 0 0 0 1 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** 36 28 46 50 35 44 53 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** 14 15 22 14 19 24 30 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** 21 18 22 15 22 29 39 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 7 23 26 31 15 0 0 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** 0 0 0 0 0 0 2 *** *** DATE OF START AND END FREEZING START = 24 NOV. END = 25 NOV. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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 8.3 ***** 18.0 22.8 ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -3.0 1.8 ***** 10.0 13.5 ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** 10.5 14.9 22.0 25.8 32.0 ***** ***** ***** ***** ***** 11.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 13.5 13.1 ***** 15.8 18.5 ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** 3.29 4.66 5.87 5.67 6.68 ***** ***** ***** ***** ***** 4.18 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** 4.08 6.01 5.88 6.76 8.19 ***** ***** ***** ***** ***** 4.48 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** 3.70 5.69 5.75 5.24 6.96 ***** ***** ***** ***** ***** 3.88 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -11.5 -4.0 ***** 4.5 10.0 ***** ***** ***** ***** ***** ***** ****** DAY ** 14 15 ** 7 1 ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** 16.2 21.2 26.2 31.0 34.0 ***** ***** ***** ***** ***** 14.0 ****** DAY ** 26 31 20 30 7 ** ** ** ** ** 1 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** 15.0 18.0 2.0 2.0 0.0 ***** ***** ***** ***** ***** 37.0 ****** DAY ** 28 5 4 6 ** ** ** ** ** ** 14 MONTHLY TOTAL PRECIPITATION IN MM. ***** 19.5 51.0 3.0 2.0 0.0 ***** ***** ***** ***** ***** 79.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 45.6 3.2 ***** 51.1 NO. OF DAYS WITH PRECIPITATION. *** 3 7 2 1 0 *** *** *** *** *** 7 *** NO. OF DAYS PRECIPITATION EQUAL *** 3 7 2 1 0 *** *** *** *** *** 7 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** 1 1 0 0 0 *** *** *** *** *** 2 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** 69 70 60 51 45 *** *** *** *** *** 72 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** 50 55 33 30 27 *** *** *** *** *** 47 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** 53 62 39 28 26 *** *** *** *** *** 49 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 11 2 *** 0 0 *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 *** 0 0 *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 *** *** *** *** *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 2 30 *** *** *** *** *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 *** *** *** *** *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 *** *** *** *** *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** 22 10 *** 0 0 *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = 2 FEB. END = 16 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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.***** ***** ***** ***** 16.8 21.6 23.3 23.9 19.5 13.3 10.4 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 9.1 12.8 14.8 16.7 11.1 6.3 4.1 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 24.5 30.4 31.8 31.1 28.0 20.3 16.6 13.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** 15.4 17.6 17.0 14.4 16.9 14.0 12.5 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** 5.91 5.05 5.20 5.60 5.21 4.12 3.82 3.34 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** 6.28 5.49 7.64 9.18 5.62 5.10 5.02 4.38 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** 5.63 5.13 6.12 8.37 5.90 4.58 4.47 3.96 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 4.0 8.0 10.0 12.2 7.5 1.0 -6.0 ***** ****** DAY ** ** ** ** 8 5 24 2 3 26 30 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 29.2 35.0 35.0 35.0 31.4 27.2 22.0 20.0 ****** DAY ** ** ** ** 22 18 3 23 4 2 1 19 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** 9.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 ****** DAY ** ** ** ** 7 ** ** ** ** ** 14 ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** 13.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 86.7 0.0 13.3 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** 2 0 0 0 0 0 1 0 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 2 0 0 0 0 0 1 0 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 0 0 0 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** 52 35 32 34 41 47 52 56 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** 28 17 22 28 21 29 36 37 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** 29 18 21 30 25 33 41 43 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 1 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 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 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 17 22 22 7 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 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 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** 0 0 0 0 0 0 7 *** *** DATE OF START AND END FREEZING START = 15 NOV. END = 30 NOV. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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.***** ***** 9.4 13.3 16.3 22.2 26.6 25.9 17.9 14.0 11.6 4.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** 3.3 6.8 8.5 14.0 20.0 18.8 11.2 9.1 6.8 -0.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.9 9.9 15.4 19.8 24.1 30.4 33.3 33.0 24.6 19.0 16.3 8.9 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** 12.1 13.0 15.6 16.4 13.3 14.2 13.4 9.9 9.5 9.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.51 2.82 4.86 5.83 6.93 6.04 7.53 7.63 6.30 5.59 4.86 3.30 5.43 MEAN OF MIXING RATIO AT 09 GMT. 4.47 4.06 6.91 8.44 8.52 7.48 7.45 8.84 6.58 6.69 4.90 3.51 6.49 MEAN OF MIXING RATIO AT 15 GMT. 4.85 3.94 6.72 8.59 7.72 8.31 8.47 9.68 6.38 7.03 5.36 3.30 6.70 ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** -1.2 1.0 6.0 7.0 16.0 14.2 4.2 2.0 2.0 -11.0 ****** DAY ** ** 11 3 3 10 1 27 25 13 12 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.2 14.8 21.0 27.0 30.0 35.0 36.0 37.0 31.0 24.0 20.0 15.0 37.0 DAY 4 28 29 22 31 26 5 14 2 3 7 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 20.0 14.0 3.0 3.0 0.0 0.0 0.0 0.0 6.0 10.0 20.0 20.0 DAY 23 19 10 28 4 ** ** ** ** 27 17 4 MONTHLY TOTAL PRECIPITATION IN MM. 9.0 28.0 27.0 4.0 3.0 0.0 0.0 0.0 0.0 12.0 10.0 38.0 131.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.9 5.3 0.0 45.8 NO. OF DAYS WITH PRECIPITATION. 2 3 6 2 1 0 0 0 0 3 1 3 21 NO. OF DAYS PRECIPITATION EQUAL 2 3 6 2 1 0 0 0 0 3 1 3 21 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 0 0 0 0 0 0 0 1 2 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 62 70 66 61 40 40 41 56 60 58 63 57 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 45 54 49 38 24 20 23 29 40 36 41 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 51 61 57 40 30 26 31 32 49 45 46 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 0 0 0 0 0 10 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** 0 0 0 0 10 10 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 1 1 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 18 30 28 6 0 0 0 83 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. *** *** 4 0 0 0 0 0 0 0 0 18 *** DATE OF START AND END FREEZING START = 5 DEC. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 5.0 3.6 7.4 12.5 16.1 20.6 25.2 ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -0.3 -1.7 2.2 7.8 10.3 13.5 16.8 ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.3 8.9 12.6 17.1 21.8 27.6 33.6 ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.6 10.6 10.4 9.3 11.5 14.1 16.8 ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.93 3.84 5.30 7.55 7.96 9.81 6.75 ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 6.09 4.99 8.93 8.64 8.73 12.11 6.79 ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 5.69 4.71 8.13 8.35 8.13 11.66 8.40 ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -6.0 -4.5 2.0 6.0 9.0 12.0 ***** ***** ***** ***** ***** ****** DAY 25 8 5 9 15 1 27 ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 15.0 19.0 26.0 26.0 33.0 37.0 ***** ***** ***** ***** ***** ****** DAY 5 4 24 2 5 22 12 ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 4.0 14.0 4.0 10.0 2.0 0.0 ***** ***** ***** ***** ***** ****** DAY 1 6 21 21 30 2 ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 11.0 11.4 29.0 15.0 17.0 2.0 0.0 ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 60.2 39.8 0.0 ***** NO. OF DAYS WITH PRECIPITATION. 2 3 4 6 4 1 0 *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 2 3 4 6 4 1 0 *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 1 0 0 *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 80 87 86 75 71 37 *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 61 79 58 45 44 18 *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 69 83 67 48 48 28 *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 6 1 0 0 0 0 *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 12 30 *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 23 8 0 0 0 0 *** *** *** *** *** *** DATE OF START AND END FREEZING START = 1 JAN. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 4.2 ***** 13.2 15.3 19.2 23.2 22.9 21.7 ***** 14.8 7.6 6.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -1.7 ***** 9.0 7.7 9.8 16.5 16.9 14.1 ***** 7.7 1.8 0.7 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.2 11.6 17.4 23.0 28.2 30.0 28.8 29.3 29.5 22.0 13.4 13.0 21.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.9 ***** 8.4 15.3 18.4 13.5 11.9 15.2 ***** 14.3 11.6 12.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.90 3.44 8.42 6.40 5.63 6.88 8.75 8.29 5.88 6.20 4.50 3.93 6.02 MEAN OF MIXING RATIO AT 09 GMT. 5.22 4.82 11.33 7.75 6.73 8.45 7.56 8.78 8.81 10.85 6.18 4.96 7.62 MEAN OF MIXING RATIO AT 15 GMT. 5.05 3.89 10.92 6.99 5.36 8.56 11.48 9.44 8.13 9.96 5.58 4.71 7.51 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 ***** 4.0 3.0 5.0 14.0 13.6 9.8 ***** 0.8 -5.4 -5.8 ****** DAY 10 ** 18 7 7 18 17 31 ** 22 13 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 16.2 23.0 29.0 31.0 34.0 33.0 32.8 32.4 31.0 21.0 18.4 34.0 DAY 3 28 20 29 31 9 11 27 13 2 5 28 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.3 6.2 7.8 12.7 3.0 0.0 0.0 0.0 0.0 0.0 4.0 3.0 13.3 DAY 17 14 22 15 15 ** ** ** ** ** 20 14 MONTHLY TOTAL PRECIPITATION IN MM. 29.8 24.5 17.4 18.7 9.8 0.0 0.0 0.0 0.0 0.0 4.0 4.0 108.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 66.3 26.3 0.0 7.4 NO. OF DAYS WITH PRECIPITATION. 4 7 4 3 5 0 0 0 0 0 1 2 26 NO. OF DAYS PRECIPITATION EQUAL 4 7 4 2 4 0 0 0 0 0 1 2 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 0 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 66 87 59 53 41 55 56 44 68 74 74 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 51 78 38 32 28 26 28 29 56 59 49 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 46 82 38 30 32 44 33 31 63 64 59 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 *** 0 0 0 0 0 0 *** 0 2 2 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 *** 0 0 0 0 2 0 *** 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 19 10 15 16 1 0 0 65 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 15 *** 0 0 0 0 0 0 *** 0 4 13 *** DATE OF START AND END FREEZING START = 13 NOV. END = 27 JAN. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 1.5 2.6 5.3 10.4 15.9 21.5 26.3 22.9 18.7 13.9 5.3 2.4 12.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.0 -3.2 0.1 5.0 10.0 15.4 19.6 15.1 10.9 7.1 -0.4 -3.4 6.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.1 8.3 10.5 15.7 21.8 27.6 33.2 30.6 26.6 20.6 11.0 8.3 18.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.1 11.5 10.4 10.7 11.8 12.2 13.6 15.5 15.7 13.5 11.4 11.7 12.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** 3.80 5.24 5.32 6.76 5.46 3.33 3.56 4.29 3.97 3.34 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.21 ***** 3.72 4.82 4.67 6.42 5.26 2.85 3.31 4.45 4.41 3.63 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.06 ***** 3.92 5.33 4.89 6.71 5.72 3.18 3.66 4.40 4.44 3.98 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.8 -12.6 -5.0 -4.2 2.8 11.0 14.2 8.8 7.0 2.0 -6.0 -9.0 -12.8 DAY 20 8 1 12 7 2 1 30 16 18 30 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 15.6 16.0 22.4 27.0 32.0 35.4 34.0 31.2 25.2 16.4 13.0 35.4 DAY 1 21 2 28 28 16 19 15 1 6 6 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.5 2.0 8.5 10.3 15.0 6.2 1.0 0.0 0.0 10.0 3.0 11.0 15.0 DAY 17 12 29 24 29 24 24 ** ** 24 23 15 MONTHLY TOTAL PRECIPITATION IN MM. 19.5 3.0 29.0 29.0 21.0 11.7 1.0 0.0 0.0 10.0 5.0 22.5 151.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.9 40.7 0.7 24.7 NO. OF DAYS WITH PRECIPITATION. 4 2 8 9 3 3 1 0 0 1 3 5 39 NO. OF DAYS PRECIPITATION EQUAL 4 2 6 8 3 3 1 0 0 1 3 5 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 1 0 0 0 0 1 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** 69 64 45 42 27 21 29 46 74 77 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 40 *** 44 42 27 26 15 10 14 26 48 48 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 46 *** 53 51 30 31 18 12 18 33 59 63 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 16 3 1 0 0 0 0 0 0 5 16 53 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 13 0 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 1 0 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 30 23 2 0 0 0 58 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 22 18 3 0 0 0 0 0 0 19 28 119 DATE OF START AND END FREEZING START = 8 NOV. END = 14 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 0.6 2.8 7.1 12.7 15.9 19.6 23.8 22.1 19.2 13.6 9.1 12.6 13.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.5 -2.4 1.7 6.3 8.3 11.8 17.2 15.3 11.9 6.2 1.6 7.5 6.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.7 7.9 12.5 19.0 23.4 27.4 30.3 28.9 26.6 21.1 16.6 17.9 19.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.2 10.3 10.8 12.7 15.1 15.6 13.1 13.6 14.7 14.9 15.0 10.4 13.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.99 2.91 3.28 3.82 4.48 4.70 5.74 4.97 3.91 3.55 2.67 3.44 3.87 MEAN OF MIXING RATIO AT 09 GMT. 3.47 3.59 3.39 2.94 3.98 4.30 5.09 5.50 4.45 3.74 2.74 4.22 3.95 MEAN OF MIXING RATIO AT 15 GMT. 3.03 3.36 3.77 3.14 3.94 4.42 5.04 5.48 4.60 3.74 3.33 3.58 3.95 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -11.0 -7.0 -1.0 1.0 8.0 13.0 12.4 7.4 1.6 -2.0 2.0 -14.0 DAY 14 23 4 8 3 1 27 13 17 16 1 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.8 13.6 21.0 24.0 27.0 30.0 36.0 34.0 31.0 26.8 20.0 23.0 36.0 DAY 4 7 29 15 22 29 9 18 4 1 19 13 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 30.5 6.0 11.0 0.0 0.0 2.5 0.5 0.0 0.0 0.0 0.0 30.5 DAY 6 12 1 23 ** ** 26 7 ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 24.0 85.0 24.0 14.0 0.0 0.0 3.2 0.5 0.0 0.0 0.0 0.0 150.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 88.3 9.3 2.5 0.0 NO. OF DAYS WITH PRECIPITATION. 6 8 7 4 0 0 3 1 0 0 0 0 29 NO. OF DAYS PRECIPITATION EQUAL 6 8 6 3 0 0 1 0 0 0 0 0 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 3 0 1 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 63 50 43 38 31 32 33 33 41 39 41 44 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 49 48 35 20 21 17 17 21 18 22 20 32 27 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 56 52 43 24 23 19 19 22 23 27 34 33 31 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 10 4 0 0 0 0 0 0 0 0 0 37 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 2 0 0 0 0 0 0 0 0 0 0 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 20 10 2 0 0 0 33 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. 30 23 14 3 0 0 0 0 0 0 7 0 77 DATE OF START AND END FREEZING START = 1 NOV. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 1.4 5.0 5.7 12.5 17.7 23.2 23.3 21.7 19.9 14.3 8.3 5.0 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.3 0.0 0.9 6.9 11.0 16.2 17.4 15.0 12.6 7.4 2.4 -2.1 7.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.1 10.0 10.5 18.0 24.4 30.3 29.2 28.3 27.2 21.3 14.3 12.1 19.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.4 10.0 9.6 11.1 13.4 14.1 11.8 13.3 14.6 13.9 11.9 14.2 12.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.03 3.77 3.87 4.08 3.37 3.69 5.26 3.81 4.00 3.37 3.91 2.72 3.74 MEAN OF MIXING RATIO AT 09 GMT. 3.78 3.92 3.69 3.23 2.82 3.12 4.96 3.00 3.81 2.98 3.34 2.37 3.42 MEAN OF MIXING RATIO AT 15 GMT. 3.49 3.97 3.74 3.46 2.94 2.99 4.78 2.91 3.88 3.38 4.13 2.70 3.53 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -5.2 -9.0 0.0 6.2 12.8 12.4 13.0 6.4 3.0 -8.4 -8.4 -13.0 DAY 23 7 7 12 6 8 30 28 29 24 30 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.6 17.4 17.0 23.0 29.0 33.0 34.6 30.6 30.0 24.0 18.2 19.0 34.6 DAY 6 8 26 26 31 28 5 30 12 11 8 26 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.9 25.0 32.0 58.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 58.0 DAY 18 6 2 6 ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 42.8 42.5 94.8 69.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 249.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 72.3 27.7 0.0 0.0 NO. OF DAYS WITH PRECIPITATION. 9 3 12 4 0 0 0 0 0 0 0 0 28 NO. OF DAYS PRECIPITATION EQUAL 9 3 11 4 0 0 0 0 0 0 0 0 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 3 1 0 0 0 0 0 0 0 0 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 66 64 45 26 21 30 24 31 34 56 54 43 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 45 44 23 14 10 18 11 15 16 28 24 26 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 62 55 51 30 16 11 19 12 18 22 48 38 32 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 2 4 0 0 0 0 0 0 0 1 11 32 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 3 0 1 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 18 16 2 2 0 0 0 38 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 18 13 1 0 0 0 0 0 0 9 21 87 DATE OF START AND END FREEZING START = 3 NOV. END = 12 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 MET. MEAN AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.7 2.8 6.5 14.9 20.4 22.0 22.3 21.4 20.3 13.6 6.0 4.8 13.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -3.3 0.3 8.4 13.5 15.0 15.9 14.5 13.4 6.8 1.1 0.1 6.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.3 9.0 12.7 21.4 27.3 29.1 28.7 28.2 27.2 20.4 10.9 9.6 19.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.2 12.3 12.4 13.0 13.8 14.1 12.8 13.7 13.8 13.6 9.8 9.5 12.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.67 2.89 3.21 3.71 4.34 3.75 5.06 4.14 4.00 4.52 3.95 3.56 3.82 MEAN OF MIXING RATIO AT 09 GMT. 3.08 2.35 2.57 3.26 3.50 3.52 4.35 3.75 4.59 3.87 3.72 2.96 3.46 MEAN OF MIXING RATIO AT 15 GMT. 3.08 2.81 3.07 3.20 4.16 3.30 4.47 3.76 4.35 4.44 4.50 3.39 3.71 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.0 -10.0 -6.0 2.4 8.6 9.2 10.8 10.8 10.0 3.0 -2.0 -7.0 -11.0 DAY 15 10 4 3 4 15 20 20 26 7 23 17 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.6 14.0 20.0 25.2 31.6 32.6 33.4 31.4 30.4 24.2 19.0 16.0 33.4 DAY 4 24 24 16 29 29 8 30 1 1 1 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 24.0 1.5 4.0 13.0 0.0 0.0 0.0 0.0 0.0 7.5 5.0 13.0 24.0 DAY 29 27 26 20 ** ** ** ** ** 3 6 11 MONTHLY TOTAL PRECIPITATION IN MM. 32.5 3.0 4.0 13.0 0.0 0.0 0.0 0.0 0.0 11.2 13.0 29.0 105.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 37.4 12.3 0.0 50.3 NO. OF DAYS WITH PRECIPITATION. 4 3 1 1 0 0 0 0 0 3 6 7 25 NO. OF DAYS PRECIPITATION EQUAL 3 2 1 1 0 0 0 0 0 3 6 7 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 0 0 0 0 0 0 0 1 3 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 61 63 53 36 29 22 28 27 29 48 70 64 44 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 46 30 27 19 14 14 16 14 19 24 43 35 25 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 55 43 37 21 19 14 17 15 19 34 63 53 33 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 12 5 0 0 0 0 0 0 0 0 5 36 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 1 1 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 6 18 13 5 2 0 0 0 44 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 25 25 18 0 0 0 0 0 0 0 13 15 96 DATE OF START AND END FREEZING START = 11 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 1.5 4.3 9.1 15.4 19.9 23.3 25.4 22.3 19.5 14.9 ***** 4.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -1.5 3.5 9.3 14.1 18.0 19.7 15.5 12.8 7.7 ***** -0.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.9 10.0 14.6 21.5 25.7 28.6 31.0 29.2 26.3 22.0 ***** 10.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 11.5 11.1 12.2 11.6 10.6 11.3 13.7 13.5 14.3 ***** 11.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.59 2.42 3.44 3.18 3.79 3.90 4.46 4.33 4.93 5.59 ***** 4.40 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.22 2.41 2.79 2.54 2.89 3.45 3.79 3.76 6.55 7.78 ***** 4.32 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.37 2.74 2.98 2.53 3.22 3.42 3.83 3.68 5.72 6.22 ***** 4.71 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -8.0 -5.0 4.4 4.2 12.4 11.0 11.2 8.4 1.8 ***** -7.0 ****** DAY 29 13 12 11 14 13 30 18 22 31 ** 18 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 16.2 20.4 25.4 30.2 33.4 38.0 32.6 32.4 26.0 ***** 15.0 ****** DAY 3 28 31 4 16 29 1 25 9 1 ** 31 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 8.5 8.5 0.0 1.5 4.5 0.0 0.0 0.0 0.0 ***** 16.0 ****** DAY 5 11 26 ** 3 15 ** ** ** ** ** 12 MONTHLY TOTAL PRECIPITATION IN MM. 16.5 9.5 25.5 0.0 2.3 4.5 0.0 0.0 0.0 0.0 ***** 67.1 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.1 5.4 0.0 53.5 NO. OF DAYS WITH PRECIPITATION. 6 2 6 0 2 1 0 0 0 0 *** 13 *** NO. OF DAYS PRECIPITATION EQUAL 4 2 5 0 1 1 0 0 0 0 *** 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 *** 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 66 56 54 32 26 23 22 26 39 55 *** 70 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 31 26 14 14 14 13 13 29 41 *** 48 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 49 44 34 16 16 15 13 15 30 43 *** 65 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 6 1 0 0 0 0 0 0 0 *** 9 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 12 0 0 0 *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 12 17 17 3 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. 29 21 3 0 0 0 0 0 0 0 *** 20 *** DATE OF START AND END FREEZING START = 3 DEC. END = 12 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 2.0 4.1 8.2 11.9 16.9 19.7 23.6 23.9 20.6 15.0 6.9 3.1 13.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.1 -1.4 1.6 6.4 9.1 11.3 16.6 17.0 13.7 8.0 2.0 -2.3 6.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.1 9.7 14.8 17.3 24.6 28.2 30.6 30.8 27.6 21.9 11.9 8.5 19.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.2 11.1 13.2 10.9 15.5 16.9 14.0 13.8 13.9 13.9 9.9 10.8 12.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.17 2.97 3.45 5.03 4.31 4.86 5.70 5.32 4.96 3.40 3.97 3.37 4.21 MEAN OF MIXING RATIO AT 09 GMT. 3.38 3.07 2.77 5.57 3.17 3.39 4.30 3.95 3.59 3.45 3.98 3.24 3.66 MEAN OF MIXING RATIO AT 15 GMT. 3.85 3.04 3.05 4.87 3.48 3.80 4.77 4.22 3.65 3.65 4.56 3.53 3.87 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -10.0 -7.0 0.0 4.0 9.0 12.0 14.0 9.0 4.0 -4.0 -9.0 -10.0 DAY 25 5 11 4 8 9 30 1 30 24 21 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.0 14.0 20.0 25.0 29.0 32.0 37.0 33.0 31.0 26.0 17.5 12.6 37.0 DAY 1 8 14 28 19 29 1 8 4 6 11 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.0 6.0 9.0 24.0 3.5 0.0 0.0 0.0 0.0 0.0 10.0 5.5 32.0 DAY 9 14 21 12 12 ** ** ** ** ** 3 2 MONTHLY TOTAL PRECIPITATION IN MM. 104.0 6.0 17.0 55.0 5.5 0.0 0.0 0.0 0.0 0.0 33.5 16.5 237.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.5 25.5 0.0 21.1 NO. OF DAYS WITH PRECIPITATION. 7 4 3 7 3 0 0 0 0 1 6 6 37 NO. OF DAYS PRECIPITATION EQUAL 6 1 2 6 3 0 0 0 0 0 6 5 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 5 0 0 2 0 0 0 0 0 0 2 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 55 48 54 32 28 30 28 34 35 64 68 46 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 37 25 45 15 13 14 12 13 18 42 45 28 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 69 49 32 44 19 17 17 15 16 26 60 62 36 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 11 4 0 0 0 0 0 0 0 1 11 41 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 2 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 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 0 0 10 21 24 2 0 0 0 57 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 19 12 2 0 0 0 0 0 0 11 26 97 DATE OF START AND END FREEZING START = 17 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 2.6 5.0 7.4 13.5 15.8 22.7 26.4 22.7 19.3 15.0 7.1 3.7 13.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.6 -0.5 2.2 7.5 9.6 16.1 19.9 16.0 12.4 8.4 0.6 -1.7 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.7 10.5 12.7 19.6 22.0 29.3 32.9 29.4 26.3 21.7 13.5 9.1 19.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.3 11.0 10.5 12.1 12.4 13.2 13.0 13.4 13.9 13.3 12.9 10.8 12.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.06 3.20 3.05 4.58 4.36 5.79 6.20 5.90 4.33 3.94 3.56 3.81 4.31 MEAN OF MIXING RATIO AT 09 GMT. 3.01 3.02 3.14 4.22 3.58 4.40 4.70 4.56 3.77 4.33 3.12 3.38 3.77 MEAN OF MIXING RATIO AT 15 GMT. 3.13 3.11 3.40 4.32 3.72 4.92 4.87 4.86 4.25 4.75 3.99 4.05 4.11 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.0 -10.0 -8.0 1.0 3.2 11.0 16.0 13.0 7.4 6.0 -7.8 -11.8 -11.8 DAY 20 18 2 19 2 8 2 11 28 24 23 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 14.5 19.0 24.0 26.0 33.0 35.5 32.5 30.0 27.0 20.5 15.0 35.5 DAY 13 1 25 8 22 23 29 1 10 3 1 16 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 17.0 18.0 11.0 1.5 0.0 0.0 0.0 0.0 0.0 0.0 61.0 61.0 DAY 17 14 13 20 9 ** ** ** ** ** ** 6 MONTHLY TOTAL PRECIPITATION IN MM. 37.5 27.5 36.5 22.5 3.0 0.0 0.0 0.0 0.0 0.0 0.0 84.0 211.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 48.1 12.1 0.0 39.8 NO. OF DAYS WITH PRECIPITATION. 6 4 8 8 3 0 1 0 0 0 0 5 35 NO. OF DAYS PRECIPITATION EQUAL 6 3 6 5 2 0 0 0 0 0 0 3 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 0 0 0 0 0 0 0 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 68 58 47 47 36 31 27 33 34 42 62 75 47 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 36 34 29 19 15 14 15 16 24 27 45 27 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 60 44 40 34 23 18 15 18 21 33 48 68 35 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 4 3 0 0 0 0 0 0 0 6 9 32 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 9 1 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 1 0 0 0 0 0 0 0 0 1 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 13 31 14 1 0 0 0 59 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 10 0 0 0 0 0 0 0 12 20 86 DATE OF START AND END FREEZING START = 8 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 2.5 3.5 8.0 13.1 17.6 22.2 24.4 23.2 20.0 14.4 8.4 5.3 13.6 SD OF MEAN DAILY TEMPERATURE IN C. 1.27 1.06 2.05 1.51 1.47 1.52 1.73 1.61 1.55 0.72 2.01 2.82 1.61 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.2 -2.1 2.6 7.1 10.4 14.5 17.3 16.2 12.7 7.6 2.5 -0.4 7.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.3 9.4 13.5 19.3 24.7 29.8 31.5 30.3 27.4 21.2 14.3 11.2 20.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.3 11.2 10.9 12.0 14.3 15.2 14.2 14.1 14.6 13.6 11.8 11.4 12.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.19 3.17 4.28 5.00 5.09 5.69 6.30 5.90 4.84 4.52 3.92 3.58 4.62 MEAN OF MIXING RATIO AT 09 GMT. 3.96 3.70 4.90 5.21 5.08 6.04 6.00 5.66 5.35 5.30 4.21 3.87 4.94 MEAN OF MIXING RATIO AT 15 GMT. 3.80 3.58 4.89 5.13 4.91 5.99 6.31 5.84 5.20 5.17 4.50 3.86 4.93 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -12.6 -9.0 -4.2 1.0 4.2 10.0 8.8 4.2 0.8 -8.4 -11.8 -14.0 YEAR - DAY 98-14 97- 8 99- 7 97-12 98- 3 90- 3 93-24 97-30 94-25 96-22 99-30 3-13 98-14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 19.5 17.4 23.0 29.0 33.5 37.0 39.6 39.9 33.8 31.0 23.5 23.0 39.9 YEAR - DAY 89- 5 99- 8 96-20 96-29 89-27 90-28 88- 1 88-17 88-11 96- 2 90- 9 98-13 88-17 24 HOUR MAXIMUM PRECIPITATION IN MM. 32.0 30.5 43.0 58.0 15.0 6.2 2.5 0.5 0.0 10.0 20.5 61.0 61.0 YEAR - DAY 2- 9 98-12 86-26 99- 6 97-29 97-24 98-26 98- 7 **-** 97-24 86-23 3- 6 3- 6 MONTHLY TOTAL PRECIPITATION IN MM. 26.6 22.0 33.2 22.8 5.3 1.1 0.3 0.0 0.0 2.8 9.1 31.6 154.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.0 18.8 0.1 28.1 NO. OF DAYS WITH PRECIPITATION. 4 3 6 4 2 0 0 0 0 1 2 4 26 NO. OF DAYS PRECIPITATION EQUAL 4 3 5 4 2 0 0 0 0 1 2 4 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 1 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 65 64 54 43 35 35 35 37 48 61 66 51 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 45 45 34 24 21 18 18 20 29 37 42 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 52 52 38 26 23 22 21 23 35 50 53 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 10 2 0 0 0 0 0 0 0 1 8 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 5 2 0 0 0 0 8 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 16 22 18 6 0 0 0 64 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 21 9 1 0 0 0 0 0 0 9 18 84 DATE OF START AND END FREEZING START = 1 NOV. END = 14 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NASRABAD-PISHKOUH LATITUDE 31 47 N DATA PROCESSING CENTER LONGITUDE 53 52 E ELEVATION 2050 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. 3.0 4.2 8.5 14.2 19.1 24.3 26.1 24.8 21.4 15.4 8.9 5.9 14.7 AVERAGE DEW POINT TEMPERATURE. IN C. -4.5 -5.2 -1.9 -0.4 -0.4 1.7 2.9 1.3 0.1 -0.5 -2.5 -4.2 -1.1 AVERAGE OF MIXING RATIO IN G/KG 3.69 3.48 4.69 5.11 5.02 5.90 6.20 5.80 5.12 4.99 4.21 3.76 4.83 AVERAGE OF VAPOUR PRESSURE HPA 4.66 4.40 5.93 6.49 6.40 7.55 7.94 7.41 6.55 6.35 5.33 4.76 6.15 AVERAGE OF SATURATION DEFICIT IN HPA 3.48 4.34 5.73 10.52 16.82 24.14 27.15 25.19 20.30 11.99 6.71 5.16 13.46 AVERAGE RELATIVE HUMIDITY IN PERCENT 61 54 54 42 31 26 25 25 27 37 49 54 40 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 76 68 67 57 43 36 35 36 38 49 63 69 53 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 49 42 43 31 22 19 17 17 19 28 36 39 30 NO. OF DAYS PRECIPITATION EQUAL 2 2 3 1 0 0 0 0 0 0 1 2 11 OR MORE THAN 5 MM.