IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1984 ****** ****** ****** ****** ****** ****** 28.4 27.2 22.3 14.7 9.2 -2.9 ****** 1985 1.3 3.3 5.7 15.5 19.5 24.8 26.3 24.7 23.1 15.4 10.6 4.1 25.0 1986 3.6 4.6 4.9 13.6 17.3 23.0 27.5 25.8 22.3 17.5 8.2 1.8 25.7 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 1.1 3.2 8.6 13.4 19.3 24.5 26.6 25.4 22.0 16.8 10.4 5.5 25.5 1989 -3.2 -4.4 7.8 15.8 18.9 25.1 28.4 27.9 22.4 17.9 10.7 5.6 32.8 1990 -0.4 1.4 8.3 13.4 19.4 24.8 27.1 25.6 23.8 16.0 12.5 4.3 27.5 1991 0.8 2.0 6.9 15.3 17.9 23.5 27.4 26.7 22.0 16.5 10.3 1.8 26.6 1992 -2.9 1.4 3.6 12.2 14.9 22.0 27.5 23.5 19.6 15.1 9.8 3.6 30.4 1993 -0.7 3.1 6.1 13.9 17.4 ****** 25.7 26.0 23.1 15.0 5.8 4.8 ****** 1994 4.1 3.7 9.1 15.4 18.4 23.1 25.8 26.3 20.9 15.4 10.5 1.1 25.2 1995 5.7 6.0 9.1 14.2 18.2 22.7 27.0 27.9 22.5 ****** 10.0 1.9 ****** 1996 -0.8 3.7 4.6 11.6 18.8 23.0 ****** 24.0 20.4 13.3 8.6 6.7 ****** 1997 3.9 2.8 ****** ****** 20.0 24.8 27.4 28.5 21.3 ****** ****** 3.5 ****** 1998 -0.7 2.3 7.6 ****** 18.8 26.0 27.2 27.0 22.7 16.7 12.1 7.5 ****** 1999 3.5 7.0 8.1 14.3 20.4 24.0 24.1 27.1 20.9 17.0 7.3 5.0 23.6 2000 0.2 1.2 5.5 14.2 18.4 22.0 25.3 24.9 20.7 13.0 7.4 4.4 25.1 2001 3.1 4.8 11.5 15.7 19.0 23.2 25.3 26.1 22.4 16.7 9.4 5.9 23.0 2002 0.9 5.5 9.9 12.8 17.3 23.5 ****** ****** 24.0 19.1 9.7 0.3 ****** 2003 3.6 5.0 7.6 13.2 17.1 22.5 26.9 26.6 21.6 18.9 8.4 3.7 23.3 MEAN 1.3 3.1 7.3 14.0 18.4 23.7 26.7 26.2 22.0 16.2 9.5 3.6 25.4 SD 2.53 2.49 2.07 1.26 1.29 1.15 1.15 1.35 1.15 1.71 1.68 2.48 1.69 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** ****** 12.0 19.9 17.8 12.8 7.2 4.8 -7.2 ****** 1985 -3.6 -1.3 0.0 7.8 10.8 14.4 16.7 16.6 14.7 8.2 5.3 -0.2 7.4 1986 -2.4 -1.0 -0.5 7.2 10.8 15.2 19.4 17.8 13.7 10.7 3.3 -2.3 7.6 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 -2.7 -1.6 2.9 7.2 11.8 16.5 18.1 17.4 13.8 9.8 4.7 0.8 8.2 1989 -8.2 -9.9 2.2 8.6 11.2 16.0 20.3 20.4 14.6 10.4 5.1 0.7 7.6 1990 -4.6 -2.7 1.9 6.5 11.1 15.9 19.0 16.4 14.8 9.0 6.4 -0.6 7.8 1991 -2.9 -2.3 2.2 8.8 11.1 15.5 19.8 18.6 14.0 10.2 4.3 -2.2 8.1 1992 -6.9 -2.9 -1.0 5.9 9.0 14.1 19.1 15.6 11.5 7.6 3.8 -0.5 6.3 1993 -6.1 -1.7 -0.2 6.9 10.3 ****** 16.7 18.0 14.5 8.6 2.0 0.1 ****** 1994 -0.8 -1.1 3.4 8.3 11.7 14.4 16.3 17.1 13.2 8.8 5.3 -2.9 7.8 1995 0.7 0.3 2.4 8.1 11.4 14.5 17.8 18.4 14.2 ****** 2.3 -3.6 ****** 1996 -5.4 -1.8 -0.6 5.3 11.0 14.1 ****** 12.9 9.1 3.8 2.4 1.5 ****** 1997 -1.5 -3.6 ****** ****** 12.7 17.0 18.4 20.1 13.1 ****** ****** -0.6 ****** 1998 -4.6 -2.6 2.4 ****** 11.9 18.4 19.0 19.0 14.9 9.4 6.0 2.6 ****** 1999 -1.3 0.8 1.7 7.0 12.6 14.4 14.3 18.2 11.2 8.8 1.1 -0.6 7.3 2000 -7.1 -7.6 -3.5 4.8 7.9 10.4 14.5 14.2 10.1 4.8 0.3 0.2 4.1 2001 -2.2 -1.3 3.9 6.8 9.1 12.7 15.6 16.5 13.9 8.9 2.4 0.3 7.2 2002 -5.2 -2.1 1.2 5.5 7.8 14.1 ****** ****** 14.4 10.1 3.6 -4.4 ****** 2003 -2.2 -0.8 1.3 6.3 8.9 13.4 17.0 17.8 12.5 11.4 3.0 -1.9 7.2 MEAN -3.7 -2.4 1.1 6.9 10.6 14.6 17.7 17.4 13.2 8.7 3.7 -1.1 7.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 23.2 ****** 36.8 36.7 31.8 22.1 13.7 1.5 ****** 1985 6.2 8.3 11.4 22.8 28.6 34.4 35.8 32.7 31.5 22.6 16.0 8.5 21.6 1986 9.3 9.9 10.4 19.8 24.1 30.9 35.5 33.8 31.2 24.2 12.4 6.6 20.7 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 4.7 7.9 14.4 19.7 27.1 32.3 35.1 33.5 30.3 23.7 16.4 10.2 21.3 1989 1.6 1.3 13.1 23.0 26.6 34.3 36.7 35.5 30.4 25.2 16.2 10.5 21.2 1990 3.7 5.6 14.7 20.1 27.7 33.7 35.3 34.7 32.7 23.0 18.5 9.1 21.6 1991 4.7 6.3 11.5 21.8 24.8 31.5 35.0 34.7 30.1 22.7 16.2 5.9 20.5 1992 1.1 5.6 8.3 18.6 20.8 29.9 36.0 31.4 27.8 22.7 15.8 7.7 18.8 1993 4.7 7.9 12.4 21.0 24.5 ****** 34.8 34.0 31.6 21.5 9.6 9.5 ****** 1994 9.0 8.6 14.8 22.6 25.1 31.9 35.3 35.5 28.7 22.0 15.7 5.2 21.2 1995 10.6 11.7 15.8 20.3 25.1 30.8 36.2 37.4 30.9 ****** 17.4 7.4 ****** 1996 3.7 9.2 9.9 17.9 26.5 31.9 ****** 35.1 31.7 22.7 14.8 11.7 ****** 1997 9.3 9.2 11.6 20.3 26.3 32.6 36.4 36.8 29.5 24.9 14.3 8.7 21.7 1998 3.4 6.8 13.0 21.8 25.6 33.5 35.3 35.0 30.6 23.9 18.3 12.9 21.7 1999 8.4 13.2 14.4 21.5 28.3 33.7 34.0 36.0 30.5 25.1 13.5 10.5 22.4 2000 7.4 10.0 14.6 23.6 29.0 33.6 36.0 35.6 31.3 21.1 14.4 8.6 22.1 2001 8.3 10.9 19.2 24.6 28.8 33.8 34.9 35.7 30.9 24.5 16.4 11.5 23.3 2002 7.0 13.0 18.6 20.1 26.8 32.8 ****** ****** 33.5 28.1 15.8 5.1 ****** 2003 9.4 10.7 13.9 20.0 25.1 31.7 36.7 35.4 30.6 26.5 13.8 9.3 21.9 MEAN 6.3 8.7 13.4 21.1 26.0 32.6 35.6 35.0 30.8 23.7 15.2 8.4 21.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** ****** ****** 16.9 18.9 19.0 14.9 8.9 8.7 ****** 1985 9.8 9.6 11.4 15.0 17.8 20.0 19.1 16.1 16.8 14.4 10.7 8.7 14.1 1986 11.7 10.9 10.9 12.6 13.4 15.7 16.1 16.0 17.5 13.5 9.1 8.9 13.0 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 7.4 9.5 11.5 12.5 15.3 15.8 17.0 16.1 16.5 13.9 11.7 9.4 13.0 1989 9.8 11.2 10.9 14.4 15.4 18.3 16.4 15.1 15.8 14.8 11.1 9.8 13.6 1990 8.3 8.3 12.8 13.6 16.6 17.8 16.3 18.3 17.9 14.0 12.1 9.7 13.8 1991 7.6 8.6 9.3 13.0 13.7 16.0 15.2 16.1 16.1 12.5 11.9 8.1 12.3 1992 8.0 8.5 9.3 12.7 11.8 15.8 16.9 15.8 16.3 15.1 12.0 8.2 12.5 1993 10.8 9.6 12.6 14.1 14.2 ****** 18.1 16.0 17.1 12.9 7.6 9.4 ****** 1994 9.8 9.7 11.4 14.3 13.4 17.5 19.0 18.4 15.5 13.2 10.4 8.1 13.4 1995 9.9 11.4 13.4 12.2 13.7 16.3 18.4 19.0 16.7 ****** 15.1 11.0 ****** 1996 9.1 11.0 10.5 12.6 15.5 17.8 ****** 22.2 22.6 18.9 12.4 10.2 ****** 1997 10.8 12.8 ****** ****** 13.6 15.6 18.0 16.7 16.4 ****** ****** 9.3 ****** 1998 8.0 9.4 10.6 ****** 13.7 15.1 16.3 16.0 15.7 14.5 12.3 10.3 ****** 1999 9.7 12.4 12.7 14.5 15.7 19.3 19.7 17.8 19.3 16.3 12.4 11.1 15.1 2000 14.5 17.6 18.1 18.8 21.1 23.2 21.5 21.4 21.2 16.3 14.1 8.4 18.0 2001 10.5 12.2 15.3 17.8 19.7 21.1 19.3 19.2 17.0 15.6 14.0 11.2 16.1 2002 12.2 15.1 17.4 14.6 19.0 18.7 ****** ****** 19.1 18.0 12.2 9.5 ****** 2003 11.6 11.5 12.6 13.7 16.2 18.3 19.7 17.6 18.1 15.1 10.8 11.2 14.7 MEAN 10.0 11.1 12.4 14.1 15.5 17.8 17.9 17.6 17.6 14.9 11.6 9.5 14.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 6.79 7.51 7.29 8.76 6.64 4.01 5.11 2.41 ****** 1985 3.52 3.05 3.30 5.14 5.90 7.69 8.49 7.54 6.01 4.55 4.90 3.86 5.33 1986 2.99 3.60 3.70 6.33 7.32 7.53 7.94 7.19 5.62 5.82 4.88 3.35 5.52 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 2.91 3.20 4.22 5.90 6.53 7.34 10.19 9.30 6.47 5.52 3.97 3.47 5.75 1989 2.42 ****** 4.51 5.08 6.26 8.10 10.60 8.64 5.91 4.69 4.48 4.02 ****** 1990 2.58 3.11 3.90 4.97 6.18 7.01 9.10 8.82 6.48 5.46 4.11 3.01 5.39 1991 2.91 2.85 4.31 5.80 6.18 7.50 8.38 7.70 5.99 5.88 3.94 3.20 5.39 1992 2.47 2.90 3.74 5.00 7.15 9.32 9.05 7.63 5.82 4.11 3.78 3.62 5.38 1993 2.80 3.57 3.65 5.14 7.55 ****** 14.57 13.67 7.96 5.23 4.75 3.67 ****** 1994 3.65 3.26 4.27 5.71 7.37 7.48 9.21 9.09 7.07 6.82 5.48 3.27 6.06 1995 3.97 3.79 4.27 5.52 7.50 8.31 9.56 8.30 6.03 5.07 3.42 3.28 5.75 1996 3.13 3.87 4.22 6.28 7.79 8.82 ****** 8.09 7.41 5.38 3.50 3.15 ****** 1997 2.88 2.98 3.67 4.75 6.08 9.97 10.85 8.30 6.42 5.17 4.86 4.42 5.86 1998 3.25 3.71 4.45 5.69 7.92 9.51 9.79 11.20 9.11 6.73 5.14 4.18 6.72 1999 3.75 3.48 3.83 5.62 5.63 7.22 8.97 7.68 6.70 5.50 4.54 4.08 5.58 2000 3.14 3.32 3.27 5.42 6.05 6.54 9.03 7.91 6.65 5.80 4.20 4.22 5.46 2001 3.16 3.76 4.74 5.62 6.95 6.97 8.96 8.27 6.17 6.12 4.24 4.50 5.79 2002 3.10 4.38 4.78 6.14 6.39 7.49 ****** ****** 6.76 6.02 4.88 3.25 ****** 2003 3.66 3.84 4.32 5.77 6.40 8.49 10.29 8.92 6.77 5.77 4.70 3.91 6.07 MEAN 3.13 3.46 4.07 5.55 6.74 7.94 9.55 8.73 6.64 5.46 4.47 3.63 5.78 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 6.24 5.90 5.61 6.74 5.60 3.94 6.09 3.66 ****** 1985 4.75 3.57 3.49 5.28 4.35 4.52 6.46 6.54 4.54 3.69 5.33 4.23 4.73 1986 3.23 3.74 3.80 6.05 5.42 5.54 6.13 6.10 4.71 5.87 5.00 3.89 4.96 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.98 3.78 3.92 5.79 5.38 5.58 10.25 8.56 6.49 5.25 3.90 3.72 5.55 1989 3.75 3.46 5.08 4.03 4.89 6.54 9.87 8.91 5.53 5.25 5.24 4.96 5.63 1990 3.56 3.95 4.70 4.49 5.68 5.96 8.20 7.96 5.70 5.14 4.33 3.51 5.27 1991 3.65 3.40 4.63 4.86 5.28 5.89 7.24 7.33 5.69 5.33 3.99 3.69 5.08 1992 2.96 3.43 3.93 4.62 6.33 6.75 8.45 7.19 4.79 3.76 3.72 4.20 5.01 1993 3.97 4.29 3.56 4.90 7.30 ****** 23.76 20.12 10.55 5.35 5.68 4.50 ****** 1994 4.23 3.41 4.26 5.71 5.75 6.78 8.76 7.94 6.09 6.19 5.30 3.51 5.66 1995 3.61 3.91 4.86 5.39 6.34 6.82 8.97 8.81 7.35 4.40 3.03 3.92 5.62 1996 4.15 4.30 4.40 6.82 7.80 10.20 ****** 9.43 10.70 6.57 3.49 3.29 ****** 1997 3.31 3.53 3.58 4.47 5.66 13.71 12.59 10.24 8.69 6.66 5.62 5.79 6.99 1998 4.24 5.49 4.88 6.87 8.28 10.40 10.62 10.46 10.66 7.40 6.71 4.85 7.57 1999 4.36 3.64 4.06 7.49 4.96 6.81 8.62 6.15 6.91 6.33 5.28 4.65 5.77 2000 4.21 4.09 4.32 5.95 4.93 5.72 7.45 7.66 6.36 6.01 4.74 4.54 5.50 2001 3.55 4.01 4.79 7.13 5.88 5.50 8.40 6.90 7.53 6.44 4.69 4.98 5.82 2002 4.32 6.91 7.51 6.20 5.40 6.77 ****** ****** 6.01 5.61 5.17 4.37 ****** 2003 3.80 3.76 4.57 6.33 6.00 7.53 8.91 8.10 7.24 5.53 4.78 4.95 5.96 MEAN 3.87 4.04 4.47 5.69 5.89 7.06 9.43 8.62 6.91 5.52 4.85 4.28 5.88 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 6.31 5.91 5.43 5.82 5.48 4.03 5.82 3.06 ****** 1985 4.19 3.25 3.63 5.38 4.72 4.19 6.12 6.29 4.30 3.73 5.34 4.15 4.61 1986 3.33 3.88 3.93 6.86 5.88 5.85 6.05 6.12 5.16 5.60 4.85 3.93 5.12 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.74 3.83 3.76 6.53 5.83 5.65 10.66 7.98 6.40 5.53 3.78 3.70 5.62 1989 3.04 ****** 5.19 4.39 4.96 5.40 9.85 7.87 4.93 5.06 4.39 4.79 ****** 1990 3.00 3.60 4.45 5.14 5.87 5.51 8.13 7.83 4.78 5.48 4.13 3.37 5.11 1991 3.70 3.55 4.78 5.46 5.41 5.93 7.11 7.49 5.80 5.65 4.07 3.84 5.23 1992 2.81 3.49 3.83 4.78 6.04 6.53 7.35 6.39 4.81 3.85 3.60 3.85 4.78 1993 3.24 4.05 3.59 4.93 7.48 ****** 24.55 19.62 9.84 5.41 5.50 4.54 ****** 1994 4.14 3.50 4.30 5.10 5.75 6.54 7.62 7.16 5.63 6.49 6.04 3.76 5.50 1995 3.84 3.97 4.31 5.50 6.74 6.35 7.57 8.32 7.89 4.75 3.43 3.33 5.50 1996 3.54 4.11 4.47 7.35 7.52 11.20 ****** 8.88 9.65 6.40 3.26 3.13 ****** 1997 3.20 3.34 3.67 4.39 5.59 13.50 11.27 11.25 8.83 6.48 5.33 5.20 6.84 1998 3.70 5.08 4.72 5.62 8.36 9.97 10.33 12.26 10.87 8.77 6.95 5.46 7.68 1999 4.18 3.59 3.80 7.27 4.69 5.92 8.24 5.67 6.20 6.00 4.98 4.38 5.41 2000 3.91 3.62 4.10 6.19 5.27 5.59 7.68 8.66 6.28 5.95 4.69 4.82 5.56 2001 3.68 4.45 5.37 7.71 5.78 4.98 7.46 6.51 6.84 5.15 4.53 4.82 5.61 2002 3.82 6.70 7.10 6.28 5.43 6.80 ****** ****** 5.84 4.76 4.98 4.17 ****** 2003 4.07 4.09 4.35 6.60 5.95 7.19 8.47 8.06 6.53 5.63 4.75 4.57 5.85 MEAN 3.62 4.01 4.41 5.87 5.98 6.84 9.06 8.46 6.64 5.52 4.76 4.16 5.77 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 ***** ** ***** ** ***** ** ***** ** ***** ** 8.5 4 17.0 9 11.5 31 10.0 30 -1.3 21 0.5 21 -13.2 21 ***** 1985 -13.4 8 -8.7 24 -9.8 9 -0.1 17 5.4 6 4.5 10 10.8 30 10.2 2 8.0 21 0.2 31 1.7 23 -7.0 31 -13.4 1986 -11.5 24 -5.5 17 -8.5 3 4.0 3 6.5 17 11.0 21 10.0 1 14.0 24 7.5 30 7.0 8 -2.0 21 -8.5 12 -11.5 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 -10.5 20 -8.0 7 -4.0 6 -3.5 6 4.0 4 10.0 3 12.5 28 12.0 31 9.0 29 4.0 23 -6.0 15 -11.5 29 -11.5 1989 -19.5 16 -16.0 1 -4.5 31 2.5 1 4.0 1 11.5 2 18.0 2 11.0 19 6.5 20 2.5 23 -4.0 22 -2.5 6 -19.5 1990 -15.0 11 -8.5 8 -5.5 21 -3.0 4 7.5 15 12.0 7 12.0 6 11.0 12 10.0 30 2.5 16 -1.0 14 -16.0 27 -16.0 1991 -8.0 16 -11.0 11 -11.0 11 1.5 14 5.0 6 9.5 4 14.5 15 12.0 19 6.0 27 6.5 13 -2.5 27 -9.5 27 -11.0 1992 -15.0 9 -10.0 12 -8.5 12 0.0 3 -0.5 5 10.0 5 13.0 12 10.0 30 4.5 29 1.5 8 -8.5 27 -8.0 29 -15.0 1993 -13.0 20 -8.0 17 -5.5 14 3.5 5 3.0 9 ***** ** 13.5 5 14.5 4 9.0 25 3.0 8 -6.5 30 -3.5 17 ***** 1994 -4.5 9 -8.0 19 -2.5 2 -2.0 5 5.0 7 10.0 30 11.0 1 12.0 20 8.5 20 3.5 25 0.0 10 -11.5 7 -11.5 1995 -6.0 21 -3.5 11 -3.0 1 1.0 7 4.0 9 10.5 24 11.5 9 11.0 14 6.0 22 ***** ** -5.0 30 -8.0 21 ***** 1996 -12.0 22 -8.5 6 -8.5 1 -0.2 5 6.5 2 7.5 15 ***** ** 8.5 24 2.0 21 0.0 21 -4.0 13 -2.5 18 ***** 1997 -13.0 29 -12.5 2 ***** ** ***** ** 8.4 16 9.8 2 14.2 31 14.2 24 6.8 15 ***** ** ***** ** -4.8 28 ***** 1998 -13.0 10 -13.0 14 -5.4 3 ***** ** 5.4 2 14.0 4 15.6 25 12.2 15 10.6 4 4.0 25 0.4 30 -1.8 6 ***** 1999 -6.5 3 -4.4 2 -5.0 19 1.4 10 5.4 21 8.0 30 9.8 17 11.4 31 5.2 24 3.0 26 -9.0 29 -7.0 6 -9.0 2000 -15.0 30 -15.0 5 -12.4 16 0.2 11 0.8 10 5.2 14 11.4 4 10.4 9 7.6 20 0.0 30 -2.6 30 -5.2 13 -15.0 2001 -7.8 31 -6.0 1 -3.6 12 2.8 14 4.4 10 9.2 5 12.2 4 12.4 17 2.2 21 4.0 31 -3.4 20 -4.0 26 -7.8 2002 -14.0 13 -9.6 19 -3.8 1 -1.0 1 1.8 1 8.2 16 ***** ** ***** ** 10.8 29 6.0 20 -3.2 30 -13.0 14 ***** 2003 -5.8 21 -11.0 18 -5.0 3 -2.0 2 2.8 1 6.8 6 12.2 23 10.2 1 9.4 14 9.0 7 -5.2 16 -8.4 31 -11.0 LOW. -19.5 16 -16.0 1 -12.4 16 -3.5 6 -0.5 5 4.5 10 9.8 17 8.5 24 2.0 21 -1.3 21 -9.0 29 -16.0 27 -19.5 YEAR 1989 1989 2000 1988 1992 1985 1999 1996 1996 1984 1999 1990 1989 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 ***** ** ***** ** ***** ** ***** ** 28.0 28 ***** ** 39.0 26 40.0 15 37.0 2 29.0 6 21.4 2 4.2 2 ***** 1985 13.0 28 17.6 14 20.8 29 28.8 20 35.0 31 39.0 25 38.8 7 36.4 6 34.5 3 30.0 1 21.5 4 14.0 2 39.0 1986 13.0 9 16.5 26 17.0 6 24.0 3 30.0 9 37.0 30 39.0 10 39.0 1 34.0 3 30.0 3 23.0 1 12.0 30 39.0 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 8.0 6 16.0 29 20.5 20 30.0 18 33.0 27 37.5 13 38.5 31 38.0 12 34.5 9 27.5 2 24.0 4 17.0 9 38.5 1989 6.0 2 10.0 28 20.0 25 28.0 15 34.5 25 40.0 30 40.5 12 38.0 4 36.5 4 31.5 8 21.0 29 15.0 12 40.5 1990 10.0 2 13.5 19 19.0 4 29.5 27 33.0 18 36.5 26 39.5 28 39.0 5 36.0 13 28.0 1 24.0 5 19.0 6 39.5 1991 9.5 31 12.5 25 22.0 30 29.5 25 29.5 29 36.5 29 38.0 6 38.5 4 36.0 2 26.0 7 23.0 1 12.0 8 38.5 1992 6.5 19 11.0 22 18.0 29 26.0 22 31.0 30 36.5 30 39.0 3 37.0 1 32.0 25 27.0 4 20.5 2 12.5 2 39.0 1993 11.5 25 13.8 28 22.0 31 29.0 19 30.0 26 ***** ** 38.0 4 37.0 14 36.0 1 30.5 1 18.0 9 15.5 22 ***** 1994 15.5 3 15.0 27 23.0 31 29.0 22 31.5 31 36.0 14 40.0 30 40.0 5 33.0 1 25.0 8 20.0 2 12.5 2 40.0 1995 15.0 30 15.5 4 22.0 25 30.0 2 30.0 21 37.0 29 40.0 16 40.5 6 36.0 2 ***** ** 23.5 8 12.0 1 ***** 1996 12.0 1 16.0 9 21.5 31 23.5 25 31.5 31 35.0 4 ***** ** 38.0 23 35.5 11 30.0 1 20.0 4 17.0 27 ***** 1997 15.0 6 16.5 18 18.3 31 30.5 27 32.5 27 36.0 12 40.0 29 42.5 14 35.0 1 30.0 2 18.0 10 14.0 7 42.5 1998 10.5 1 15.5 7 20.5 28 29.0 15 31.5 11 38.0 28 40.0 11 39.0 29 37.0 2 30.0 1 22.5 1 18.2 10 40.0 1999 12.5 31 18.0 27 21.5 31 28.5 24 35.5 31 37.0 28 39.0 4 38.9 1 38.5 3 30.5 1 19.0 20 17.5 27 39.0 2000 16.5 1 16.5 26 19.5 23 27.5 20 34.5 26 39.0 30 39.2 8 39.5 3 36.5 8 26.5 11 22.8 3 15.0 9 39.5 2001 13.5 2 16.5 28 24.0 29 28.0 5 35.5 16 39.5 26 39.5 10 39.0 26 34.0 2 33.2 13 25.0 6 18.5 29 39.5 2002 18.0 1 17.0 25 25.5 27 24.5 17 34.0 31 36.5 29 ***** ** ***** ** 36.0 3 31.5 4 21.5 11 11.0 8 ***** 2003 15.5 12 16.0 11 19.0 27 27.5 7 30.0 17 36.5 18 41.0 17 39.0 12 39.0 5 30.5 10 19.5 2 16.5 18 41.0 HIG. 18.0 1 18.0 27 25.5 27 30.5 27 35.5 31 40.0 30 41.0 17 42.5 14 39.0 5 33.2 13 25.0 6 19.0 6 42.5 YEAR 2002 1999 2002 1997 1999 1989 2003 1997 2003 2001 2001 1990 1997 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 ***** ** ***** ** ***** ** ***** ** 17.5 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 17.0 19 18.0 30 9.4 5 ***** 1985 12.0 15 12.0 1 6.5 24 6.0 24 2.0 3 1.0 24 0.0 ** 7.0 26 0.0 ** 3.0 13 9.0 13 17.0 18 17.0 1986 9.0 23 8.0 6 7.0 24 10.0 10 16.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.0 24 17.0 30 17.0 20 17.0 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 15.0 19 10.0 9 11.0 4 13.0 30 1.0 2 3.0 6 1.0 19 0.0 ** 0.0 ** 11.0 16 5.0 7 19.0 17 19.0 1989 22.0 12 19.5 14 20.0 16 0.0 ** 7.0 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 31 3.0 15 27.0 15 27.0 1990 13.0 10 23.5 10 14.0 14 13.0 2 4.0 12 0.0 ** 3.8 6 0.0 ** 0.0 ** 13.0 29 0.0 ** 42.2 25 42.2 1991 12.4 14 8.6 4 60.0 25 16.0 4 6.6 24 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 23 1.0 11 34.4 12 60.0 1992 7.5 1 8.2 25 14.0 22 14.6 27 27.6 10 6.6 9 0.4 9 0.0 ** 0.0 ** 2.4 8 2.2 8 11.4 3 27.6 1993 5.0 8 34.0 3 8.0 6 15.0 26 8.5 13 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 28.0 29 7.0 2 ***** 1994 20.0 5 11.0 1 20.0 13 16.0 30 24.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.0 18 38.0 7 12.0 20 38.0 1995 0.0 ** 7.0 5 0.0 ** 0.0 ** 21.0 6 10.0 1 0.0 ** 0.0 ** 0.0 ** 14.0 25 0.0 ** 0.0 ** 21.0 1996 0.0 ** 13.0 29 13.0 2 29.0 3 8.0 12 0.0 ** ***** ** 0.0 ** 0.0 ** 4.0 13 2.0 8 2.5 22 ***** 1997 13.0 16 0.0 ** 27.0 29 12.5 5 0.0 ** 5.0 26 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 3 12.0 1 27.0 1998 3.0 30 45.0 15 19.0 17 13.0 5 7.0 13 14.0 15 0.0 ** 0.0 ** 0.0 ** 4.0 10 5.0 12 0.0 ** 45.0 1999 13.0 9 4.0 20 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 16 1.5 20 0.0 ** 8.0 26 10.0 11 10.0 10 13.0 2000 4.5 7 12.0 14 23.0 24 9.5 21 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 12.0 14 9.0 30 20.0 10 23.0 2001 8.0 24 6.0 11 16.0 25 4.0 8 5.0 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 23 15.0 23 27.0 5 27.0 2002 10.0 7 0.6 18 10.0 17 21.0 3 6.0 4 0.0 ** ***** ** ***** ** 0.0 ** 0.0 ** 6.0 2 2.0 9 ***** 2003 14.0 16 9.0 4 24.0 26 19.0 16 21.0 28 8.0 1 0.0 ** 0.0 ** 0.0 ** 21.0 30 14.0 30 9.0 1 24.0 HIG. 22.0 12 45.0 15 60.0 25 29.0 3 27.6 10 14.0 15 5.0 16 7.0 26 0.0 ** 21.0 30 38.0 7 42.2 25 60.0 YEAR 1989 1998 1991 1996 1992 1998 1999 1985 **** 2003 1994 1990 1991 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1984 ****** ****** ****** ****** 47.5 0.0 0.0 0.0 0.0 19.0 78.0 49.7 ****** ***** 24.5 0.0 75.5 1985 47.9 34.6 27.0 14.0 5.0 1.0 0.0 14.0 0.0 3.0 27.0 37.0 210.5 52.0 9.5 6.7 31.8 1986 12.0 30.0 23.0 38.0 43.0 0.0 0.0 0.0 0.0 22.0 62.0 41.0 271.0 24.0 29.9 0.0 46.1 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1988 52.8 28.8 32.5 70.0 1.5 7.0 1.0 0.0 0.0 18.5 14.5 35.0 261.6 43.6 30.0 0.4 26.0 1989 45.5 58.0 92.5 0.0 9.0 0.0 0.0 0.0 0.0 15.0 6.0 83.5 309.5 63.3 2.9 0.0 33.8 1990 37.8 54.5 28.0 31.0 4.0 0.0 4.8 0.0 0.0 24.9 0.0 53.3 238.3 50.5 14.7 2.0 32.8 1991 35.7 32.9 132.1 35.1 8.1 0.0 0.0 0.0 0.0 10.5 1.5 86.0 341.9 58.7 12.6 0.0 28.7 1992 33.3 32.0 55.9 43.8 84.8 22.8 0.4 0.0 0.0 3.6 3.6 29.2 309.4 39.2 48.9 0.1 11.8 1993 10.0 88.0 46.0 33.0 16.5 ****** 0.0 0.0 0.0 0.0 132.5 17.0 ****** 42.0 14.4 0.0 43.6 1994 51.0 27.0 56.0 25.0 31.0 0.0 0.0 0.0 0.0 12.0 164.0 19.0 385.0 34.8 14.5 0.0 50.6 1995 0.0 23.0 0.0 0.0 53.0 10.0 0.0 0.0 0.0 14.0 0.0 0.0 100.0 23.0 63.0 0.0 14.0 1996 0.0 33.0 66.0 67.0 23.0 0.0 ****** 0.0 0.0 6.5 2.0 2.5 ****** 49.5 45.0 0.0 5.5 1997 24.0 0.0 52.5 20.5 0.0 6.0 0.0 0.0 0.0 0.0 18.0 22.0 143.0 53.5 18.5 0.0 28.0 1998 7.0 130.0 63.0 27.0 18.0 15.0 0.0 0.0 0.0 4.0 10.0 0.0 274.0 73.0 21.9 0.0 5.1 1999 32.0 7.0 0.0 0.0 0.0 0.0 9.5 1.5 0.0 11.0 21.0 22.0 104.0 37.5 0.0 10.6 51.9 2000 14.5 19.0 65.0 9.5 0.0 0.0 0.0 0.0 0.0 56.0 20.0 101.0 285.0 34.6 3.3 0.0 62.1 2001 19.0 10.0 37.0 10.0 9.0 0.0 0.0 0.0 0.0 21.0 36.0 62.0 204.0 32.4 9.3 0.0 58.3 2002 34.0 1.0 68.0 101.0 15.0 0.0 ****** ****** 0.0 0.0 21.0 10.0 ****** 41.2 46.4 0.0 12.4 2003 28.0 28.2 51.0 75.0 40.0 8.0 0.0 0.0 0.0 28.0 26.0 56.0 340.2 31.5 36.2 0.0 32.3 MEAN 26.9 35.4 49.8 33.3 21.5 3.9 0.9 0.9 0.0 14.2 33.8 38.2 258.8 43.3 22.7 0.7 33.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 9 0 0 0 0 3 17 11 *** 1985 13 8 10 6 3 1 0 3 0 1 7 11 63 1986 3 7 7 10 10 0 1 1 0 5 14 5 63 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 7 6 7 8 2 3 1 0 0 6 7 6 53 1989 8 5 12 0 2 0 0 0 0 3 3 7 40 1990 10 6 7 6 1 0 2 0 0 4 0 6 42 1991 9 12 11 5 3 0 0 0 0 5 2 11 58 1992 8 8 11 7 12 9 1 0 0 2 3 7 68 1993 4 6 10 5 5 *** 0 0 0 0 13 5 *** 1994 7 4 8 3 3 0 0 0 0 5 12 3 45 1995 0 6 0 0 5 1 0 0 0 1 0 0 13 1996 0 8 10 10 4 0 *** 0 0 2 1 1 *** 1997 3 0 6 3 0 2 0 0 0 0 4 5 23 1998 3 8 6 4 4 2 0 0 0 1 3 0 31 1999 3 2 0 0 0 0 2 1 0 4 3 4 19 2000 4 6 6 1 0 0 0 0 0 7 5 8 37 2001 4 3 4 4 3 0 0 0 0 5 4 9 36 2002 7 2 9 10 3 0 *** *** 0 0 5 15 *** 2003 3 9 7 9 4 1 0 0 0 2 5 9 49 MEAN 5 6 7 5 4 1 0 0 0 3 6 6 43 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 8 0 0 0 0 3 12 10 *** 1985 10 5 8 4 3 1 0 3 0 1 7 10 52 1986 2 6 6 8 8 0 0 0 0 5 14 5 54 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 7 6 7 8 1 3 1 0 0 5 7 6 51 1989 8 4 12 0 2 0 0 0 0 3 3 7 39 1990 10 6 5 5 1 0 2 0 0 4 0 6 39 1991 7 9 10 5 2 0 0 0 0 4 1 10 48 1992 7 8 10 7 10 8 0 0 0 2 1 5 58 1993 4 6 10 5 5 *** 0 0 0 0 13 5 *** 1994 7 4 8 3 3 0 0 0 0 5 12 3 45 1995 0 6 0 0 5 1 0 0 0 1 0 0 13 1996 0 8 10 10 4 0 *** 0 0 2 1 1 *** 1997 3 0 6 3 0 2 0 0 0 0 4 5 23 1998 3 8 6 4 4 2 0 0 0 1 2 0 30 1999 3 2 0 0 0 0 2 1 0 3 3 4 18 2000 4 6 6 1 0 0 0 0 0 7 5 8 37 2001 4 3 4 4 3 0 0 0 0 5 4 9 36 2002 7 0 9 10 3 0 *** *** 0 0 5 3 *** 2003 3 7 7 9 4 1 0 0 0 2 5 9 47 MEAN 5 5 7 5 3 1 0 0 0 3 5 6 40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 1 0 0 0 0 1 2 0 *** 1985 1 2 0 0 0 0 0 0 0 0 0 1 4 1986 0 0 0 1 2 0 0 0 0 1 2 2 8 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 3 1 1 4 0 0 0 0 0 1 0 1 11 1989 1 3 2 0 0 0 0 0 0 0 0 3 9 1990 1 2 1 2 0 0 0 0 0 1 0 1 8 1991 2 0 4 2 0 0 0 0 0 0 0 3 11 1992 0 0 1 3 3 0 0 0 0 0 0 1 8 1993 0 3 0 2 0 *** 0 0 0 0 5 0 *** 1994 2 2 2 1 1 0 0 0 0 0 6 1 15 1995 0 0 0 0 2 1 0 0 0 1 0 0 4 1996 0 1 4 1 0 0 *** 0 0 0 0 0 *** 1997 2 0 1 1 0 0 0 0 0 0 0 1 5 1998 0 5 4 1 0 1 0 0 0 0 0 0 11 1999 2 0 0 0 0 0 0 0 0 0 1 1 4 2000 0 1 3 0 0 0 0 0 0 3 0 5 12 2001 0 0 2 0 0 0 0 0 0 0 2 2 6 2002 2 0 3 4 0 0 *** *** 0 0 0 0 *** 2003 2 0 2 3 2 0 0 0 0 1 1 0 11 MEAN 1 1 2 1 1 0 0 0 0 0 1 1 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 71 54 37 55 54 49 78 87 *** 1985 89 68 66 57 45 48 54 49 44 54 72 79 60 1986 71 77 76 76 63 51 41 42 42 57 77 81 63 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 73 73 66 69 57 44 59 60 54 59 55 68 61 1989 83 *** 78 49 51 51 54 45 47 49 65 80 *** 1990 72 79 67 60 53 42 49 53 45 59 54 64 58 1991 74 69 74 64 58 55 48 49 50 61 60 75 61 1992 80 76 80 71 78 68 53 54 53 48 53 74 66 1993 83 80 71 61 65 *** 83 77 59 56 85 78 *** 1994 79 75 69 65 63 55 61 60 60 71 77 80 68 1995 77 78 69 66 69 62 59 49 47 59 53 81 64 1996 87 84 83 78 70 66 *** 51 56 60 62 59 *** 1997 63 78 72 59 56 64 66 48 56 50 75 87 65 1998 85 92 77 67 74 58 58 65 68 73 72 74 72 1999 85 68 70 71 49 50 59 40 57 54 80 82 64 2000 79 78 64 57 54 46 52 46 49 66 77 85 63 2001 77 82 67 65 63 49 58 51 46 63 65 79 64 2002 77 88 77 75 66 51 *** *** 43 51 72 81 *** 2003 82 77 78 72 63 66 64 55 56 53 77 80 69 MEAN 79 78 72 66 61 54 56 53 52 57 69 78 65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 39 21 14 19 19 25 62 86 *** 1985 79 50 41 34 19 14 19 22 16 22 50 61 36 1986 47 52 52 45 31 20 18 19 17 32 55 62 38 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 73 59 41 41 26 19 31 29 26 31 32 51 38 1989 85 82 58 24 24 21 28 26 22 30 45 66 43 1990 72 71 53 34 26 19 25 26 19 30 31 50 38 1991 68 56 57 32 29 22 21 22 23 30 35 65 38 1992 70 60 58 38 44 27 25 26 21 22 30 62 40 1993 79 66 44 36 38 *** 70 62 36 33 74 62 *** 1994 60 52 45 37 31 25 28 25 27 39 49 60 40 1995 45 47 45 38 33 27 27 24 28 27 23 63 36 1996 86 67 61 57 39 38 *** 28 38 37 31 37 *** 1997 45 53 43 33 27 44 37 28 34 34 57 79 43 1998 87 87 57 47 44 33 32 33 40 39 53 53 50 1999 64 40 43 48 22 24 32 18 29 33 57 62 39 2000 67 58 44 35 22 19 21 22 24 40 47 68 39 2001 58 50 38 42 29 20 29 22 31 36 41 60 38 2002 69 76 65 53 31 22 *** *** 19 25 49 78 *** 2003 58 52 52 53 32 29 26 25 29 26 48 74 42 MEAN 67 60 50 40 31 25 28 26 26 31 46 63 41 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 47 21 15 17 21 32 70 91 *** 1985 87 55 44 36 22 13 17 21 17 25 56 66 38 1986 58 59 58 53 38 22 17 20 21 36 60 75 43 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 77 69 43 50 32 20 32 26 28 37 37 56 42 1989 82 *** 60 31 25 16 25 22 20 32 44 72 *** 1990 66 71 56 45 29 17 23 23 17 39 39 57 40 1991 76 65 60 39 29 20 19 21 25 39 43 74 43 1992 77 69 59 41 43 27 19 21 22 27 36 64 42 1993 80 70 48 37 46 *** 73 62 39 40 81 72 *** 1994 68 58 49 34 31 23 20 20 24 47 67 73 43 1995 61 56 46 41 41 24 20 21 32 35 34 67 40 1996 84 67 66 63 37 38 *** 25 35 47 38 44 *** 1997 55 58 51 33 29 43 29 28 36 40 63 83 46 1998 86 91 57 35 46 31 30 34 43 55 65 67 53 1999 71 46 42 51 22 18 28 15 25 38 63 69 41 2000 75 58 46 37 21 18 21 25 24 47 58 79 42 2001 67 66 51 45 28 17 23 19 28 35 51 67 41 2002 74 85 67 49 29 21 *** *** 20 26 55 85 *** 2003 67 63 55 52 33 25 23 23 27 33 57 79 45 MEAN 73 65 53 43 33 23 26 25 27 37 54 71 44 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** *** 0 0 0 0 0 0 22 *** 1985 13 7 11 0 0 0 0 0 0 0 0 2 33 1986 7 5 4 0 0 0 0 0 0 0 0 11 27 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 12 8 1 0 0 0 0 0 0 0 1 3 25 1989 24 26 1 0 0 0 0 0 0 0 1 0 52 1990 20 9 2 0 0 0 0 0 0 0 0 9 40 1991 13 12 2 0 0 0 0 0 0 0 0 14 41 1992 22 14 10 0 0 0 0 0 0 0 2 4 52 1993 24 6 8 0 0 *** 0 0 0 0 1 0 *** 1994 6 7 0 0 0 0 0 0 0 0 0 15 28 1995 1 0 0 0 0 0 0 0 0 *** 1 15 *** 1996 19 11 4 0 0 0 *** 0 0 0 1 0 *** 1997 8 12 *** *** 0 0 0 0 0 *** *** 1 *** 1998 17 7 4 *** 0 0 0 0 0 0 0 0 *** 1999 8 2 1 0 0 0 0 0 0 0 3 6 20 2000 22 25 15 0 0 0 0 0 0 0 0 3 65 2001 7 6 0 0 0 0 0 0 0 0 0 1 14 2002 22 9 0 0 0 0 *** *** 0 0 0 17 *** 2003 9 2 1 0 0 0 0 0 0 0 1 11 24 MEAN 14 9 4 0 0 0 0 0 0 0 1 7 35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** *** 2 7 6 0 0 0 0 *** 1985 0 0 0 0 0 2 4 3 0 0 0 0 9 1986 0 0 0 0 0 4 9 3 0 0 0 0 16 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 4 5 4 0 0 0 0 13 1989 0 0 0 0 0 3 12 16 5 0 0 0 36 1990 0 0 0 0 0 1 11 3 1 0 0 0 16 1991 0 0 0 0 0 2 11 11 3 0 0 0 27 1992 0 0 0 0 0 0 10 2 0 0 0 0 12 1993 0 0 0 0 0 *** 2 5 2 0 0 0 *** 1994 0 0 0 0 0 0 1 4 0 0 0 0 5 1995 0 0 0 0 0 0 2 7 0 *** 0 0 *** 1996 0 0 0 0 0 1 *** 1 0 0 0 0 *** 1997 0 0 *** *** 0 4 4 14 0 *** *** 0 *** 1998 0 0 0 *** 0 4 7 6 1 0 0 0 *** 1999 0 0 0 0 1 1 1 5 0 0 0 0 8 2000 0 0 0 0 0 0 0 1 0 0 0 0 1 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 *** *** 0 0 0 0 *** 2003 0 0 0 0 0 0 2 9 0 0 0 0 11 MEAN 0 0 0 0 0 2 5 6 1 0 0 0 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 0 *** 0 0 0 0 0 5 *** 1985 3 2 4 0 0 0 0 0 0 0 0 0 9 1986 1 0 0 0 0 0 0 0 0 0 0 0 1 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 2 0 0 0 0 0 0 0 0 0 0 1 3 1989 9 13 0 0 0 0 0 0 0 0 0 0 22 1990 5 2 1 0 0 0 0 0 0 0 0 5 13 1991 0 2 0 0 0 0 0 0 0 0 0 0 2 1992 15 0 1 0 0 0 0 0 0 0 0 0 16 1993 0 0 0 0 0 *** 0 0 0 0 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 5 5 1995 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1996 7 0 0 0 0 0 *** 0 0 0 0 0 *** 1997 1 1 0 0 0 0 0 0 0 0 0 0 2 1998 2 4 0 0 0 0 0 0 0 0 0 0 6 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 2 0 0 0 0 0 *** *** 0 0 0 1 *** 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 3 1 0 0 0 0 0 0 0 0 0 1 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 0 *** 31 31 23 0 0 0 *** 1985 0 0 0 0 11 23 30 28 23 1 0 0 116 1986 0 0 0 0 3 18 31 30 27 1 0 0 110 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 1 6 24 30 28 18 0 0 0 107 1989 0 0 0 0 7 28 30 30 18 4 0 0 117 1990 0 0 0 0 8 29 28 31 30 0 0 0 126 1991 0 0 0 0 0 24 31 30 18 0 0 0 103 1992 0 0 0 0 2 14 31 24 6 0 0 0 77 1993 0 0 0 0 1 *** 31 31 24 2 0 0 *** 1994 0 0 0 0 3 24 31 31 10 0 0 0 99 1995 0 0 0 1 1 21 31 31 20 *** 0 0 *** 1996 0 0 0 0 5 26 *** 31 23 1 0 0 *** 1997 0 0 0 1 6 27 31 30 12 1 0 0 108 1998 0 0 0 0 3 29 28 29 17 2 0 0 108 1999 0 0 0 0 9 30 28 31 20 6 0 0 124 2000 0 0 0 0 13 25 31 31 21 0 0 0 121 2001 0 0 0 0 15 26 31 30 25 2 0 0 129 2002 0 0 0 0 9 28 *** *** 29 15 0 0 *** 2003 0 0 0 0 1 22 31 31 18 3 0 0 106 MEAN 0 0 0 0 5 25 30 30 20 2 0 0 112 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 0 *** 0 1 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 1 4 0 0 0 0 0 5 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 *** 0 0 0 0 0 0 *** 1994 0 0 0 0 0 0 1 1 0 0 0 0 2 1995 0 0 0 0 0 0 2 3 0 *** 0 0 *** 1996 0 0 0 0 0 0 *** 0 0 0 0 0 *** 1997 0 0 0 0 0 0 1 2 0 0 0 0 3 1998 0 0 0 0 0 0 1 0 0 0 0 0 1 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 *** *** 0 0 0 0 *** 2003 0 0 0 0 0 0 2 0 0 0 0 0 2 MEAN 0 0 0 0 0 0 1 0 0 0 0 0 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 0 *** 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 *** 0 0 0 0 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1996 0 0 0 0 0 0 *** 0 0 0 0 0 *** 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 0 0 2002 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 NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 -------------- 1984 *** *** *** *** *** 0 0 0 0 1 0 29 *** 10 21 12 31 1985 23 17 15 1 0 0 0 0 0 0 0 18 74 12 5 4 17 1986 18 15 14 0 0 0 0 0 0 0 6 17 70 11 12 3 27 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1988 25 21 5 2 0 0 0 0 0 0 12 10 75 11 15 4 6 1989 29 28 10 0 0 0 0 0 0 0 3 17 87 11 21 3 31 1990 28 24 11 2 0 0 0 0 0 0 2 14 81 11 14 4 4 1991 27 19 9 0 0 0 0 0 0 0 3 20 78 11 23 3 21 1992 29 25 17 1 1 0 0 0 0 0 5 17 95 11 17 5 5 1993 29 22 20 0 0 *** 0 0 0 0 10 16 *** 11 14 3 26 1994 23 18 4 1 0 0 0 0 0 0 1 20 67 11 10 4 5 1995 14 12 8 0 0 0 0 0 0 *** 8 30 *** 11 12 3 30 1996 25 18 17 3 0 0 *** 0 0 1 7 11 *** 10 21 4 16 1997 17 18 *** *** 0 0 0 0 0 *** *** 13 *** 12 15 2 27 1998 22 20 9 *** 0 0 0 0 0 0 0 4 *** 12 5 3 22 1999 18 12 8 0 0 0 0 0 0 0 9 15 62 11 2 3 20 2000 29 29 25 0 0 0 0 0 0 2 10 10 105 10 30 3 29 2001 19 16 3 0 0 0 0 0 0 0 6 18 62 11 19 3 12 2002 27 24 12 1 0 0 *** *** 0 0 5 31 *** 11 21 4 1 2003 28 18 8 3 0 0 0 0 0 0 10 20 87 11 15 4 29 MEAN 24 20 11 1 0 0 0 0 0 0 5 17 78 10 21 5 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 16.4 25.8 30.7 28.9 23.9 15.3 9.1 -3.9 ****** 1985 0.9 3.0 5.8 16.1 22.4 27.7 28.9 26.9 24.6 16.3 10.9 4.4 15.7 1986 3.5 4.9 5.4 14.2 19.2 25.4 29.9 27.8 23.8 17.9 8.4 2.0 15.2 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 0.6 3.1 9.3 14.0 20.7 26.6 28.0 26.7 22.8 17.2 10.4 5.3 15.4 1989 -3.4 -4.6 8.0 17.2 21.1 27.4 29.9 29.4 23.5 18.5 10.9 5.0 15.2 1990 -0.9 1.3 7.8 13.7 21.1 27.7 29.1 28.1 25.7 16.6 12.2 3.8 15.5 1991 0.7 1.9 7.1 15.7 19.2 25.3 29.2 28.2 23.1 16.8 10.5 1.3 14.9 1992 -3.2 1.1 3.9 12.9 15.8 23.8 29.3 25.7 21.6 16.3 10.9 3.5 13.5 1993 -1.1 3.1 6.7 14.8 18.7 ****** 27.7 27.1 24.2 15.9 5.7 4.6 ****** 1994 3.9 3.4 9.2 15.9 19.9 25.1 28.0 27.9 22.0 15.9 10.2 1.6 15.3 1995 5.3 6.0 9.8 14.8 19.0 24.3 28.9 29.9 23.5 15.9 10.8 2.2 15.9 1996 -0.9 3.6 5.3 12.6 20.3 24.7 ****** 28.1 24.9 16.1 9.0 6.7 ****** 1997 3.9 2.9 6.5 14.4 19.9 26.2 28.8 29.9 22.7 18.6 9.0 4.5 15.6 1998 -0.7 1.8 7.9 15.6 18.9 27.2 28.1 28.2 23.7 17.3 12.3 7.8 15.7 1999 3.3 7.3 8.5 14.7 21.6 26.6 26.2 30.1 23.1 18.5 7.7 4.9 16.0 2000 2.0 3.9 8.1 17.3 22.0 26.4 29.0 28.7 24.4 15.3 7.9 4.0 15.8 2001 2.4 5.2 11.9 16.9 21.2 26.0 26.8 28.1 24.1 17.6 10.5 6.5 16.4 2002 1.6 6.3 10.9 13.2 19.1 26.3 ****** ****** 26.4 20.5 10.1 1.1 ****** 2003 3.9 5.0 7.4 13.5 18.4 24.4 28.5 28.3 23.2 19.6 8.4 3.6 15.4 MEAN 1.2 3.3 7.8 14.9 19.7 25.9 28.7 28.2 23.8 17.2 9.7 3.6 15.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 4.8 5.0 4.3 6.0 3.6 -1.9 3.2 -5.6 ****** 1985 -1.5 -5.5 -4.6 2.3 1.0 1.7 5.7 5.5 0.4 -2.8 1.9 -1.4 0.2 1986 -4.7 -2.5 -2.4 4.9 4.2 4.4 5.7 4.8 1.7 3.4 1.0 -2.7 1.5 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 -3.6 -3.2 -2.0 3.4 3.7 4.4 11.7 8.8 5.0 2.4 -3.5 -2.9 2.0 1989 ****** ****** 1.3 -0.3 2.0 4.8 11.8 8.7 2.3 1.3 0.4 0.2 ****** 1990 -5.9 -3.4 -0.9 0.9 3.7 4.1 8.9 8.3 2.9 2.4 -1.2 -4.8 1.2 1991 -4.1 -4.8 -0.0 2.2 2.7 4.8 7.4 7.0 3.2 2.8 -1.7 -3.6 1.3 1992 -7.0 -4.5 -2.7 0.7 5.1 7.1 8.7 6.2 1.7 -2.1 -3.6 -2.5 0.6 1993 -4.3 -1.8 -3.3 1.2 7.1 ****** 22.5 19.0 10.2 2.1 2.1 -0.7 ****** 1994 -1.7 -4.0 -0.8 2.3 4.5 6.1 9.2 7.9 3.6 4.9 2.8 -3.8 2.6 1995 -2.4 -2.2 -0.9 2.3 5.8 6.4 9.4 9.1 6.2 0.5 -5.3 -3.7 2.1 1996 -2.9 -1.3 -0.6 5.6 7.7 10.8 ****** 9.0 9.6 3.8 -3.9 -5.2 ****** 1997 -5.1 -4.6 -3.2 -0.1 3.5 13.3 13.1 10.8 8.1 4.2 2.0 1.7 3.6 1998 -3.0 0.3 0.4 3.8 8.6 11.6 11.8 12.9 11.6 7.3 4.3 0.8 5.9 1999 -1.4 -3.2 -2.2 4.7 1.3 5.6 9.3 5.1 4.8 3.4 1.2 -0.7 2.3 2000 -2.7 -2.9 -2.5 2.8 2.1 3.5 7.8 8.0 4.7 3.8 -0.1 0.1 2.0 2001 -3.8 -1.4 1.2 5.7 4.2 3.4 8.5 6.3 4.9 3.5 -0.1 0.5 2.7 2002 -3.2 3.5 4.1 4.3 3.3 6.1 ****** ****** 4.4 2.3 1.3 -2.1 ****** 2003 -2.4 -2.1 -0.4 4.5 4.0 7.4 9.9 8.7 5.5 3.1 0.5 -0.3 3.2 MEAN -3.5 -2.6 -1.1 2.8 4.2 6.1 9.7 8.4 5.0 2.3 0.1 -1.9 2.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 6.45 6.44 6.11 7.11 5.91 3.99 5.68 3.04 ****** 1985 4.16 3.24 3.48 5.27 4.92 5.49 7.02 6.78 4.95 3.90 5.23 4.08 4.88 1986 3.18 3.74 3.81 6.41 6.21 6.35 6.76 6.41 5.14 5.75 4.89 3.73 5.20 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 3.55 3.60 4.01 6.07 5.90 6.15 10.35 8.49 6.45 5.46 3.84 3.73 5.64 1989 ****** ****** 4.98 4.48 5.37 6.68 10.17 8.40 5.50 4.99 4.71 4.59 ****** 1990 3.05 3.55 4.35 4.91 5.91 6.11 8.48 8.21 5.65 5.36 4.19 3.30 5.25 1991 3.42 3.27 4.57 5.37 5.62 6.44 7.57 7.50 5.83 5.58 4.00 3.56 5.23 1992 2.75 3.28 3.83 4.80 6.51 7.53 8.28 7.07 5.14 3.90 3.70 3.89 5.06 1993 3.33 3.97 3.60 4.99 7.44 ****** 20.96 17.70 9.45 5.34 5.31 4.24 ****** 1994 4.01 3.39 4.28 5.51 6.29 6.93 8.53 8.06 6.26 6.50 5.61 3.51 5.74 1995 3.81 3.89 4.48 5.47 6.86 7.16 8.70 8.49 7.09 4.73 3.31 3.47 5.62 1996 3.69 4.10 4.36 6.82 7.70 10.08 ****** 8.80 9.26 6.12 3.42 3.19 ****** 1997 3.13 3.33 3.64 4.59 5.78 12.39 11.60 9.93 7.98 6.10 5.27 5.13 6.57 1998 3.73 4.78 4.68 6.06 8.19 9.96 10.25 11.31 10.22 7.63 6.27 4.84 7.33 1999 4.10 3.57 3.89 6.79 5.09 6.65 8.61 6.56 6.52 5.95 4.94 4.37 5.59 2000 3.75 3.68 3.90 5.85 5.42 5.95 8.06 8.08 6.43 5.92 4.54 4.52 5.51 2001 3.46 4.07 4.97 6.82 6.20 5.82 8.27 7.23 6.85 5.91 4.49 4.77 5.74 2002 3.75 6.00 6.46 6.21 5.74 7.02 ****** ****** 6.20 5.46 5.01 3.92 ****** 2003 3.84 3.90 4.41 6.23 6.12 7.74 9.23 8.36 6.85 5.64 4.74 4.48 5.96 MEAN 3.57 3.84 4.32 5.70 6.20 7.27 9.35 8.58 6.72 5.49 4.69 4.02 5.81 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 8.94 8.97 8.53 9.89 8.23 5.56 7.85 4.20 ****** 1985 5.74 4.49 4.82 7.32 6.86 7.65 9.78 9.44 6.90 5.42 7.25 5.65 6.78 1986 4.41 5.19 5.28 8.89 8.62 8.83 9.43 8.93 7.18 7.99 6.77 5.16 7.22 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 4.91 4.99 5.57 8.42 8.21 8.57 14.34 11.80 8.98 7.59 5.33 5.17 7.82 1989 ****** ****** 6.89 6.24 7.47 9.30 14.12 11.68 7.66 6.94 6.53 6.35 ****** 1990 4.21 4.91 6.03 6.81 8.22 8.52 11.79 11.40 7.88 7.45 5.82 4.57 7.30 1991 4.73 4.52 6.34 7.46 7.82 8.97 10.55 10.45 8.11 7.75 5.56 4.92 7.26 1992 3.80 4.53 5.30 6.66 9.02 10.46 11.52 9.83 7.16 5.44 5.14 5.38 7.02 1993 4.61 5.49 4.99 6.93 10.32 ****** 28.52 24.13 13.09 7.42 7.34 5.87 ****** 1994 5.54 4.70 5.93 7.65 8.73 9.65 11.86 11.21 8.71 9.01 7.76 4.85 7.97 1995 5.27 5.39 6.21 7.59 9.52 9.95 12.09 11.81 9.85 6.57 4.60 4.80 7.81 1996 5.09 5.67 6.04 9.44 10.69 13.93 ****** 12.22 12.82 8.49 4.75 4.43 ****** 1997 4.34 4.61 5.04 6.37 8.04 17.05 16.02 13.76 11.08 8.48 7.29 7.10 9.10 1998 5.15 6.60 6.49 8.41 11.34 13.82 14.21 15.63 14.13 10.57 8.68 6.71 10.15 1999 5.67 4.95 5.40 9.39 7.09 9.27 11.96 9.16 9.07 8.26 6.85 6.04 7.76 2000 5.19 5.09 5.41 8.12 7.54 8.29 11.20 11.23 8.95 8.21 6.29 6.26 7.65 2001 4.79 5.64 6.89 9.45 8.62 8.11 11.50 10.06 9.51 8.20 6.23 6.60 7.97 2002 5.18 8.28 8.93 8.60 7.98 9.77 ****** ****** 8.65 7.60 6.94 5.42 ****** 2003 5.32 5.39 6.12 8.64 8.50 10.75 12.80 11.62 9.51 7.85 6.57 6.19 8.27 MEAN 4.94 5.32 5.98 7.91 8.61 10.10 12.95 11.90 9.34 7.62 6.50 5.56 8.06 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 ****** ****** ****** ****** 10.52 26.70 37.44 32.56 23.38 13.08 4.17 0.56 ****** 1985 1.15 3.52 5.66 11.86 21.48 31.56 32.71 27.71 25.69 14.04 6.28 2.92 15.38 1986 3.92 3.92 4.24 7.85 14.72 25.27 34.51 30.16 24.61 13.42 4.84 2.15 14.13 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 1.65 3.03 6.36 8.41 17.61 27.59 25.67 25.13 20.37 13.00 8.20 4.14 13.43 1989 ****** ****** 4.29 14.18 18.89 29.48 29.93 30.89 23.67 15.66 6.95 2.58 ****** 1990 1.75 2.05 5.13 9.72 18.01 30.18 30.58 28.63 26.72 12.34 9.07 4.44 14.88 1991 1.83 2.84 4.38 11.34 15.59 25.35 32.13 30.23 22.17 12.12 7.84 2.14 14.00 1992 1.23 2.35 3.27 9.11 10.14 20.69 31.76 25.04 20.22 14.05 8.54 2.76 12.43 1993 1.32 2.38 5.49 10.75 12.13 ****** 10.31 13.32 18.86 11.29 2.25 2.96 ****** 1994 2.81 3.38 6.30 11.74 15.76 24.34 28.79 29.16 19.16 9.71 5.07 2.41 13.22 1995 3.91 4.38 6.49 10.00 13.46 22.07 30.50 33.09 20.92 12.63 9.50 2.80 14.15 1996 1.21 2.66 3.31 5.87 14.36 19.04 ****** 28.08 20.72 10.70 7.32 5.69 ****** 1997 4.59 3.62 5.11 11.78 16.63 18.66 26.32 30.71 18.26 14.01 4.49 1.59 12.98 1998 0.85 0.79 4.76 10.52 11.80 24.16 25.87 24.58 16.85 10.49 6.28 4.29 11.77 1999 2.41 5.77 6.31 8.30 20.52 27.72 24.32 34.67 21.03 14.43 4.37 2.93 14.40 2000 2.31 3.46 6.05 12.61 20.54 28.58 31.06 30.09 23.32 9.90 4.83 2.07 14.57 2001 2.91 3.55 7.77 10.85 18.54 27.79 25.68 30.14 21.98 13.01 7.33 3.40 14.41 2002 2.27 1.79 4.86 7.20 15.92 26.30 ****** ****** 27.61 17.55 6.00 1.40 ****** 2003 3.13 3.60 4.64 8.04 13.78 21.79 29.02 28.94 20.80 16.10 4.97 2.00 13.07 MEAN 2.31 3.12 5.25 10.01 15.81 25.40 28.62 28.51 21.91 13.03 6.23 2.80 13.58 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 52 32 22 30 31 35 70 88 *** 1985 85 58 50 42 28 25 30 30 26 32 59 69 45 1986 59 63 62 58 44 31 25 27 26 42 63 73 48 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 74 67 51 53 38 27 40 38 36 43 41 59 47 1989 *** *** 66 35 33 29 36 31 30 37 51 73 *** 1990 70 74 59 46 36 26 33 34 27 43 41 57 46 1991 73 63 64 45 39 32 30 31 33 43 46 71 48 1992 76 68 66 50 55 41 32 34 32 33 40 67 50 1993 81 72 54 45 50 *** 75 67 45 43 80 71 *** 1994 69 62 55 45 41 34 36 35 37 53 64 71 50 1995 61 60 53 48 48 37 35 31 36 40 36 68 46 1996 85 73 70 66 48 47 *** 35 43 48 44 46 *** 1997 53 63 55 42 38 50 44 35 42 41 65 83 51 1998 86 90 63 50 55 41 40 44 51 56 63 65 59 1999 73 51 51 57 31 31 40 25 37 42 66 71 48 2000 73 65 51 43 32 28 31 31 32 51 60 78 48 2001 67 66 52 51 40 28 37 30 35 45 53 69 48 2002 73 83 70 59 42 32 *** *** 27 34 58 81 *** 2003 69 64 62 59 43 40 38 34 37 37 61 78 52 MEAN 72 67 59 50 42 34 37 35 35 42 56 70 50 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 72 54 37 55 54 51 82 93 *** 1985 92 69 67 57 45 48 54 50 45 51 75 80 61 1986 73 78 78 78 65 51 41 42 41 59 78 84 64 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 83 77 69 71 58 43 60 59 55 61 56 72 64 1989 *** *** 82 50 51 51 55 46 48 51 67 83 *** 1990 80 84 73 63 54 41 50 54 45 60 56 66 61 1991 80 75 77 65 59 55 48 49 51 61 63 81 64 1992 83 81 83 73 79 69 53 54 53 48 53 79 67 1993 89 83 74 63 68 *** 84 78 59 58 90 81 *** 1994 83 78 74 66 63 55 61 60 60 74 81 84 70 1995 80 80 77 69 71 62 59 49 50 60 53 83 66 1996 92 87 87 80 71 66 *** 52 57 64 62 61 *** 1997 67 83 75 62 57 65 66 49 56 53 78 92 67 1998 95 95 81 69 75 58 59 67 71 75 78 79 75 1999 88 71 73 75 52 50 59 40 57 56 83 86 66 2000 84 80 70 62 54 47 53 47 50 68 78 88 65 2001 82 85 71 67 65 49 59 51 50 64 69 82 66 2002 85 91 82 76 67 51 *** *** 43 51 75 89 *** 2003 84 81 83 75 64 66 65 55 59 54 78 88 71 MEAN 84 81 76 68 63 55 57 53 53 59 71 82 67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1984 *** *** *** *** 35 18 13 16 18 24 58 83 *** 1985 78 49 39 32 17 11 15 18 14 20 47 58 33 1986 46 50 49 42 27 19 15 17 16 29 50 60 35 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 65 55 37 38 24 17 28 24 24 30 30 47 35 1989 *** *** 52 23 21 15 24 20 18 25 39 63 *** 1990 59 63 45 31 24 16 20 21 16 29 30 49 34 1991 65 53 54 30 26 18 19 20 20 29 33 61 36 1992 67 56 52 33 39 23 19 21 19 22 30 55 36 1993 71 61 38 31 36 *** 68 56 34 32 71 61 *** 1994 56 47 38 28 28 21 20 18 22 37 48 54 35 1995 44 44 33 32 30 22 19 20 25 26 22 53 31 1996 79 62 55 54 32 34 *** 23 33 36 30 34 *** 1997 40 47 40 28 25 41 28 24 33 33 54 74 39 1998 76 86 50 33 40 29 27 27 35 39 47 52 45 1999 59 38 36 40 18 17 24 15 22 31 50 56 34 2000 62 52 37 27 17 15 17 21 20 37 44 65 35 2001 51 46 34 38 24 15 21 16 21 31 39 57 33 2002 62 74 57 44 24 20 *** *** 17 22 44 71 *** 2003 53 49 43 46 28 23 19 20 22 24 45 66 37 MEAN 61 55 44 35 27 21 23 22 23 29 43 59 37 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 1984 *** *** *** *** 4 0 0 0 0 1 7 5 *** 1985 5 3 2 1 0 0 0 2 0 0 2 2 17 1986 1 3 2 4 2 0 0 0 0 1 4 3 20 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 4 2 3 6 0 0 0 0 0 1 1 3 20 1989 2 4 8 0 1 0 0 0 0 2 0 4 21 1990 3 5 2 2 0 0 0 0 0 2 0 1 15 1991 2 3 5 2 1 0 0 0 0 1 0 5 19 1992 4 3 4 3 4 1 0 0 0 0 0 3 22 1993 1 6 5 3 1 *** 0 0 0 0 9 1 *** 1994 3 2 5 2 1 0 0 0 0 1 11 2 27 1995 0 3 0 0 4 1 0 0 0 1 0 0 9 1996 0 2 5 5 2 0 *** 0 0 0 0 0 *** 1997 2 0 4 2 0 1 0 0 0 0 1 2 12 1998 0 6 4 2 2 1 0 0 0 0 2 0 17 1999 3 0 0 0 0 0 1 0 0 1 2 2 9 2000 0 1 4 1 0 0 0 0 0 6 2 6 20 2001 2 1 3 0 1 0 0 0 0 3 2 4 16 2002 3 0 9 7 2 0 *** *** 0 0 2 0 *** 2003 2 3 3 7 3 1 0 0 0 2 3 6 30 MEAN 2 3 4 3 1 0 0 0 0 1 3 3 20 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. HIGHEST AND LOWEST LIMITS FOR 20 YEARS DURING 1984-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 11.0 9.8 14.4 19.8 24.4 27.6 30.4 31.6 28.4 20.4 16.2 13.0 1 YEAR - DAY 2002- 2 1985-21 1995-25 2000-23 1989-31 2001-23 1986-18 1990- 7 2002- 3 1995- 4 2001- 7 1990- 6 LOW. DRY 03 -14.0 -12.2 -9.6 -2.4 1.2 8.6 13.8 12.0 7.0 -0.6 -6.0 -14.2 2 YEAR - DAY 1992-10 1998-13 1985- 9 1988- 6 1992- 5 2003- 7 1999-13 1991-19 1997-15 1984-21 1992-27 1990-28 HIG. WET 03 8.4 8.0 14.2 13.2 16.6 19.0 23.8 24.2 19.2 17.0 13.0 8.4 3 YEAR - DAY 2002- 1 2002-12 1995-25 1996-11 1994-27 1997-22 1993-25 1993-15 2002- 5 1994-21 1990-10 2001-31 LOW. WET 03 -14.6 -12.2 -10.4 -3.4 0.8 5.6 9.2 9.0 4.4 -1.6 -8.6 -14.6 4 YEAR - DAY 1992-10 1998-13 1985- 9 1988- 6 1992- 5 2000-14 1998-10 2001-31 1984-30 1984-21 1992-27 1990-27 HIG. DRY 09 15.4 17.0 22.6 27.4 34.0 37.8 39.4 38.6 35.6 30.2 23.0 19.0 5 YEAR - DAY 2003-12 1999-27 2001-31 1990-27 1989-24 1989-30 2003-17 1984-24 1989- 4 2002- 3 1986- 2 1990- 6 LOW. DRY 09 -7.0 -5.2 -3.8 2.6 4.6 17.6 20.4 22.8 17.4 7.8 0.4 -5.8 6 YEAR - DAY 1988-20 1989- 6 1985- 4 1996- 4 1992- 2 1984- 3 1999-15 1992-31 1992-30 1984-20 1993-30 1990-27 HIG. WET 09 14.0 14.2 19.8 22.0 20.0 27.4 31.2 31.8 25.0 20.4 16.2 11.0 7 YEAR - DAY 2002- 1 2002-13 2002-14 2000- 7 1999- 2 1997-16 1993-25 1993-15 1996-11 1998- 3 1990-10 1998- 1 LOW. WET 09 -8.8 -7.4 -5.4 0.8 3.8 11.0 12.2 12.8 10.6 3.8 -2.2 -7.4 8 YEAR - DAY 1988-20 1989- 6 1985- 8 1997-12 1992- 2 1984- 3 2003-27 2001-17 1989-25 1984-20 1992-26 1990-27 HIG. DRY 15 12.8 14.6 22.0 28.6 34.2 38.0 39.6 39.6 35.0 33.2 20.4 15.0 9 YEAR - DAY 2002- 3 2001-28 1994-31 1997-26 2001-31 1989-30 2003-17 1994- 5 2002- 3 2001-13 2001- 6 2001-29 LOW. DRY 15 -10.2 -8.2 -5.0 3.8 6.0 14.6 15.8 21.6 15.2 4.8 -1.0 -10.6 10 YEAR - DAY 1992- 9 1989- 1 1991-10 1996- 4 1992- 2 1992- 7 1999-14 1986-24 1991-25 1984-20 1993-14 1990-27 HIG. WET 15 8.8 13.0 16.8 22.2 25.2 28.4 31.4 34.6 28.0 19.6 13.6 12.8 11 YEAR - DAY 1994- 3 2002- 6 2002-13 1999-24 2000-25 1997-16 1993-15 1997-17 1995-11 1991- 6 1998- 5 1998-18 LOW. WET 15 -10.6 -8.5 -5.6 1.2 5.0 10.4 13.0 13.2 8.8 1.8 -4.6 -11.4 12 YEAR - DAY 1990-11 1989- 4 1991-10 1997-11 1992- 2 1989- 2 1990- 4 1985-29 1991-28 1984-20 1992-26 1990-27 HIG. MIN. 9.5 7.5 11.0 16.0 21.4 24.6 28.0 26.6 22.0 18.5 16.0 12.5 13 YEAR - DAY 1994- 4 1992-24 1991-23 1985-23 1999-31 1985-27 1986-30 1997-12 1989- 7 1985-20 1990-10 1990- 6 LOW. MIN. -19.5 -16.0 -12.4 -3.5 -0.5 4.5 9.8 8.5 2.0 -1.3 -9.0 -16.0 14 YEAR - DAY 1989-16 1989- 1 2000-16 1988- 6 1992- 5 1985-10 1999-17 1996-24 1996-21 1984-21 1999-29 1990-27 HIG. MAX. 18.0 18.0 25.5 30.5 35.5 40.0 41.0 42.5 39.0 33.2 25.0 19.0 15 YEAR - DAY 2002- 1 1999-27 2002-27 1997-27 1999-31 1989-30 2003-17 1997-14 2003- 5 2001-13 2001- 6 1990- 6 LOW. MAX. -4.0 -3.5 -1.0 5.0 6.0 24.0 25.0 25.0 20.0 8.8 1.5 -4.0 16 YEAR - DAY 1992- 9 1989-15 1990-17 1996- 5 1992- 2 1992- 7 1999-15 1992-29 1992-30 1984-20 1993-30 1990-26 HIG. PPTN 22.0 45.0 60.0 29.0 27.6 14.0 5.0 7.0 0.0 21.0 38.0 42.2 17 YEAR - DAY 1989-12 1998-15 1991-25 1996- 3 1992-10 1998-15 1999-16 1985-26 999-** 2003-30 1994- 7 1990-25 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 20 YEARS DURING 1984-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 15.2 15.6 17.2 19.8 18.0 20.4 20.0 19.4 19.2 17.2 16.8 18.0 18 YEAR - DAY 2000-22 1995-14 2002-13 1994- 7 2002-15 1985-11 1985-29 2003- 2 1996-11 1995- 5 2003-16 1998-19 DRY 15 - DRY 09 11.4 8.4 10.4 12.2 15.8 10.4 10.8 9.2 11.2 10.0 10.0 12.6 19 YEAR - DAY 1993- 4 1995- 8 2001-31 2000- 3 2001-26 1984- 3 1999-23 1994- 5 1991- 2 1989- 3 1989-25 1994-10 DRY 15 - DRY 03 13.2 15.8 16.4 18.4 23.6 20.2 22.2 22.0 20.6 18.6 15.6 20.0 20 YEAR - DAY 2002- 5 2002- 6 1997-31 2001- 3 2001-26 1996-23 1994-29 1994- 5 1996-11 1998-12 2000-16 1998-19 WET 09 - WET 03 13.4 14.8 16.6 18.4 12.2 13.6 13.0 12.8 14.4 11.0 11.8 14.0 21 YEAR - DAY 2002-15 1998-14 2002-13 1999-13 1999- 2 1989- 5 2003- 8 1993-13 1996-11 1998- 3 2003-16 1984-21 WET 15 - WET 09 12.0 6.6 12.8 9.0 10.6 12.0 10.8 12.2 10.0 8.0 7.8 9.4 22 YEAR - DAY 1993- 4 2002- 3 2002-14 1986-28 2000-25 1989- 5 1997-15 1997-17 1995-11 1999-14 2001- 8 1992-31 WET 15 - WET 03 12.0 16.0 15.4 17.4 15.0 16.0 13.2 18.0 17.6 13.6 11.0 19.0 23 YEAR - DAY 1986-25 2002- 6 2002-13 1999-13 2000-25 1996-23 1997-25 1997-17 1995-11 1991- 6 2003-16 1998-19 DAY BY DAY DRY 03 12.8 11.8 12.6 14.0 12.8 10.8 12.0 12.6 11.4 11.4 14.0 11.6 24 YEAR - DAY 1999- 2 1988- 3 1986- 4 2000-11 2000-10 2003-19 1985-19 1990- 8 2002- 3 1984- 8 1995-12 1990-26 DAY BY DAY WET 03 11.8 11.4 10.4 9.4 7.6 5.8 7.2 6.8 10.0 7.6 12.0 11.0 25 YEAR - DAY 1999- 2 2002-14 1995-26 1990- 3 2000-10 1999- 4 2000-19 1993-16 1985-14 1993-28 1995-12 2002-14 DAY BY DAY DRY 09 11.4 11.6 12.0 13.2 12.0 15.4 13.4 8.6 12.8 11.4 11.8 10.2 26 YEAR - DAY 1993- 5 1985- 6 1990-24 2003-28 2001- 3 1984- 4 1999-23 1998-28 2001-15 1984-19 1998-29 1985- 4 DAY BY DAY WET 09 11.8 9.4 11.0 12.0 10.0 11.0 10.8 11.0 9.2 8.4 10.0 7.2 27 YEAR - DAY 1993- 5 1985- 6 1995-25 1999-13 1999- 2 1989- 5 2003- 8 1989-25 2003- 4 2001-20 1992-26 1992-31 DAY BY DAY DRY 15 10.8 10.0 12.0 11.6 13.6 9.4 11.6 10.6 10.0 14.6 13.2 10.2 28 YEAR - DAY 1986-20 2002- 6 1997-21 1997-28 1999-20 2001-10 1999-14 1986-24 1991- 3 1998-12 1992-26 1994-11 DAY BY DAY WET 15 7.8 11.0 9.8 10.4 10.6 9.4 10.2 16.2 11.6 10.6 11.0 9.2 29 YEAR - DAY 1999- 4 2002- 6 2002-14 1999-17 2000-25 1986-24 1990-28 1997-18 1995-11 1991- 6 1988-14 1994-11 DAY BY DAY MIN. 15.0 13.0 14.2 11.2 11.2 13.1 12.0 13.0 10.5 10.5 12.5 12.0 30 YEAR - DAY 1997-29 2002-21 2000-16 1985-16 1985-31 1985-28 1986- 1 1995-26 1992-26 1985-20 1988-15 1990-26 DAY BY DAY MAX. 9.0 12.4 11.0 12.0 9.5 7.5 6.5 7.0 8.5 10.0 12.4 10.5 31 YEAR - DAY 1993-25 1985- 6 2002-30 1986- 5 1997- 5 2000-11 1993- 5 1986- 5 2001-19 1988-15 1992-26 2000-10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** 28.4 27.2 22.3 14.7 9.2 -2.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** 12.0 19.9 17.8 12.8 7.2 4.8 -7.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 23.2 ***** 36.8 36.7 31.8 22.1 13.7 1.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** 16.9 18.9 19.0 14.9 8.9 8.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** 6.79 7.51 7.29 8.76 6.64 4.01 5.11 2.41 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** 6.24 5.90 5.61 6.74 5.60 3.94 6.09 3.66 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** 6.31 5.91 5.43 5.82 5.48 4.03 5.82 3.06 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** 8.5 17.0 11.5 10.0 -1.3 0.5 -13.2 ****** DAY ** ** ** ** ** 4 9 31 30 21 21 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 28.0 ***** 39.0 40.0 37.0 29.0 21.4 4.2 ****** DAY ** ** ** ** 28 ** 26 15 2 6 2 2 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** 17.5 0.0 0.0 0.0 0.0 17.0 18.0 9.4 ****** DAY ** ** ** ** 5 ** ** ** ** 19 30 5 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** 47.5 0.0 0.0 0.0 0.0 19.0 78.0 49.7 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 24.5 0.0 75.5 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** 9 0 0 0 0 3 17 11 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 8 0 0 0 0 3 12 10 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 1 0 0 0 0 1 2 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** 71 54 37 55 54 49 78 87 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** 39 21 14 19 19 25 62 86 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** 47 21 15 17 21 32 70 91 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** 0 0 0 0 0 0 22 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** 2 7 6 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 *** 0 0 0 0 0 5 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 *** 31 31 23 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 *** 0 1 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 1 0 29 *** DATE OF START AND END FREEZING START = 21 OCT. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.3 3.3 5.7 15.5 19.5 24.8 26.3 24.7 23.1 15.4 10.6 4.1 14.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.6 -1.3 0.0 7.8 10.8 14.4 16.7 16.6 14.7 8.2 5.3 -0.2 7.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.2 8.3 11.4 22.8 28.6 34.4 35.8 32.7 31.5 22.6 16.0 8.5 21.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 9.6 11.4 15.0 17.8 20.0 19.1 16.1 16.8 14.4 10.7 8.7 14.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.52 3.05 3.30 5.14 5.90 7.69 8.49 7.54 6.01 4.55 4.90 3.86 5.33 MEAN OF MIXING RATIO AT 09 GMT. 4.75 3.57 3.49 5.28 4.35 4.52 6.46 6.54 4.54 3.69 5.33 4.23 4.73 MEAN OF MIXING RATIO AT 15 GMT. 4.19 3.25 3.63 5.38 4.72 4.19 6.12 6.29 4.30 3.73 5.34 4.15 4.61 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.4 -8.7 -9.8 -0.1 5.4 4.5 10.8 10.2 8.0 0.2 1.7 -7.0 -13.4 DAY 8 24 9 17 6 10 30 2 21 31 23 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 17.6 20.8 28.8 35.0 39.0 38.8 36.4 34.5 30.0 21.5 14.0 39.0 DAY 28 14 29 20 31 25 7 6 3 1 4 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 12.0 6.5 6.0 2.0 1.0 0.0 7.0 0.0 3.0 9.0 17.0 17.0 DAY 15 1 24 24 3 24 ** 26 ** 13 13 18 MONTHLY TOTAL PRECIPITATION IN MM. 47.9 34.6 27.0 14.0 5.0 1.0 0.0 14.0 0.0 3.0 27.0 37.0 210.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 52.0 9.5 6.7 31.8 NO. OF DAYS WITH PRECIPITATION. 13 8 10 6 3 1 0 3 0 1 7 11 63 NO. OF DAYS PRECIPITATION EQUAL 10 5 8 4 3 1 0 3 0 1 7 10 52 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 0 0 0 0 0 0 0 0 0 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 68 66 57 45 48 54 49 44 54 72 79 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 50 41 34 19 14 19 22 16 22 50 61 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 87 55 44 36 22 13 17 21 17 25 56 66 38 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 7 11 0 0 0 0 0 0 0 0 2 33 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 4 3 0 0 0 0 9 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 2 4 0 0 0 0 0 0 0 0 0 9 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 23 30 28 23 1 0 0 116 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 17 15 1 0 0 0 0 0 0 0 18 74 DATE OF START AND END FREEZING START = 5 DEC. END = 17 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.6 4.6 4.9 13.6 17.3 23.0 27.5 25.8 22.3 17.5 8.2 1.8 14.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.4 -1.0 -0.5 7.2 10.8 15.2 19.4 17.8 13.7 10.7 3.3 -2.3 7.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.3 9.9 10.4 19.8 24.1 30.9 35.5 33.8 31.2 24.2 12.4 6.6 20.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 10.9 10.9 12.6 13.4 15.7 16.1 16.0 17.5 13.5 9.1 8.9 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.99 3.60 3.70 6.33 7.32 7.53 7.94 7.19 5.62 5.82 4.88 3.35 5.52 MEAN OF MIXING RATIO AT 09 GMT. 3.23 3.74 3.80 6.05 5.42 5.54 6.13 6.10 4.71 5.87 5.00 3.89 4.96 MEAN OF MIXING RATIO AT 15 GMT. 3.33 3.88 3.93 6.86 5.88 5.85 6.05 6.12 5.16 5.60 4.85 3.93 5.12 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.5 -5.5 -8.5 4.0 6.5 11.0 10.0 14.0 7.5 7.0 -2.0 -8.5 -11.5 DAY 24 17 3 3 17 21 1 24 30 8 21 12 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 16.5 17.0 24.0 30.0 37.0 39.0 39.0 34.0 30.0 23.0 12.0 39.0 DAY 9 26 6 3 9 30 10 1 3 3 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 8.0 7.0 10.0 16.0 0.0 0.0 0.0 0.0 10.0 17.0 17.0 17.0 DAY 23 6 24 10 4 ** ** ** ** 24 30 20 MONTHLY TOTAL PRECIPITATION IN MM. 12.0 30.0 23.0 38.0 43.0 0.0 0.0 0.0 0.0 22.0 62.0 41.0 271.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 24.0 29.9 0.0 46.1 NO. OF DAYS WITH PRECIPITATION. 3 7 7 10 10 0 1 1 0 5 14 5 63 NO. OF DAYS PRECIPITATION EQUAL 2 6 6 8 8 0 0 0 0 5 14 5 54 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 1 2 0 0 0 0 1 2 2 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 77 76 76 63 51 41 42 42 57 77 81 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 47 52 52 45 31 20 18 19 17 32 55 62 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 58 59 58 53 38 22 17 20 21 36 60 75 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 5 4 0 0 0 0 0 0 0 0 11 27 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 9 3 0 0 0 0 16 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 3 18 31 30 27 1 0 0 110 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. 18 15 14 0 0 0 0 0 0 0 6 17 70 DATE OF START AND END FREEZING START = 12 NOV. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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 NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 1.1 3.2 8.6 13.4 19.3 24.5 26.6 25.4 22.0 16.8 10.4 5.5 14.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.7 -1.6 2.9 7.2 11.8 16.5 18.1 17.4 13.8 9.8 4.7 0.8 8.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.7 7.9 14.4 19.7 27.1 32.3 35.1 33.5 30.3 23.7 16.4 10.2 21.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.4 9.5 11.5 12.5 15.3 15.8 17.0 16.1 16.5 13.9 11.7 9.4 13.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.91 3.20 4.22 5.90 6.53 7.34 10.19 9.30 6.47 5.52 3.97 3.47 5.75 MEAN OF MIXING RATIO AT 09 GMT. 3.98 3.78 3.92 5.79 5.38 5.58 10.25 8.56 6.49 5.25 3.90 3.72 5.55 MEAN OF MIXING RATIO AT 15 GMT. 3.74 3.83 3.76 6.53 5.83 5.65 10.66 7.98 6.40 5.53 3.78 3.70 5.62 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.5 -8.0 -4.0 -3.5 4.0 10.0 12.5 12.0 9.0 4.0 -6.0 -11.5 -11.5 DAY 20 7 6 6 4 3 28 31 29 23 15 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 16.0 20.5 30.0 33.0 37.5 38.5 38.0 34.5 27.5 24.0 17.0 38.5 DAY 6 29 20 18 27 13 31 12 9 2 4 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 10.0 11.0 13.0 1.0 3.0 1.0 0.0 0.0 11.0 5.0 19.0 19.0 DAY 19 9 4 30 2 6 19 ** ** 16 7 17 MONTHLY TOTAL PRECIPITATION IN MM. 52.8 28.8 32.5 70.0 1.5 7.0 1.0 0.0 0.0 18.5 14.5 35.0 261.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.6 30.0 0.4 26.0 NO. OF DAYS WITH PRECIPITATION. 7 6 7 8 2 3 1 0 0 6 7 6 53 NO. OF DAYS PRECIPITATION EQUAL 7 6 7 8 1 3 1 0 0 5 7 6 51 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 3 1 1 4 0 0 0 0 0 1 0 1 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 73 73 66 69 57 44 59 60 54 59 55 68 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 73 59 41 41 26 19 31 29 26 31 32 51 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 69 43 50 32 20 32 26 28 37 37 56 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 8 1 0 0 0 0 0 0 0 1 3 25 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 4 5 4 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 0 0 0 0 0 1 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 6 24 30 28 18 0 0 0 107 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 21 5 2 0 0 0 0 0 0 12 10 75 DATE OF START AND END FREEZING START = 15 NOV. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. -3.2 -4.4 7.8 15.8 18.9 25.1 28.4 27.9 22.4 17.9 10.7 5.6 14.4 AVERAGE OF MINIMUM TEMPERATURE IN C. -8.2 -9.9 2.2 8.6 11.2 16.0 20.3 20.4 14.6 10.4 5.1 0.7 7.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.6 1.3 13.1 23.0 26.6 34.3 36.7 35.5 30.4 25.2 16.2 10.5 21.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 11.2 10.9 14.4 15.4 18.3 16.4 15.1 15.8 14.8 11.1 9.8 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.42 ***** 4.51 5.08 6.26 8.10 10.60 8.64 5.91 4.69 4.48 4.02 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.75 3.46 5.08 4.03 4.89 6.54 9.87 8.91 5.53 5.25 5.24 4.96 5.63 MEAN OF MIXING RATIO AT 15 GMT. 3.04 ***** 5.19 4.39 4.96 5.40 9.85 7.87 4.93 5.06 4.39 4.79 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -19.5 -16.0 -4.5 2.5 4.0 11.5 18.0 11.0 6.5 2.5 -4.0 -2.5 -19.5 DAY 16 1 31 1 1 2 2 19 20 23 22 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 10.0 20.0 28.0 34.5 40.0 40.5 38.0 36.5 31.5 21.0 15.0 40.5 DAY 2 28 25 15 25 30 12 4 4 8 29 12 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 19.5 20.0 0.0 7.0 0.0 0.0 0.0 0.0 9.0 3.0 27.0 27.0 DAY 12 14 16 ** 7 ** ** ** ** 31 15 15 MONTHLY TOTAL PRECIPITATION IN MM. 45.5 58.0 92.5 0.0 9.0 0.0 0.0 0.0 0.0 15.0 6.0 83.5 309.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 63.3 2.9 0.0 33.8 NO. OF DAYS WITH PRECIPITATION. 8 5 12 0 2 0 0 0 0 3 3 7 40 NO. OF DAYS PRECIPITATION EQUAL 8 4 12 0 2 0 0 0 0 3 3 7 39 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 3 2 0 0 0 0 0 0 0 0 3 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 *** 78 49 51 51 54 45 47 49 65 80 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 85 82 58 24 24 21 28 26 22 30 45 66 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 *** 60 31 25 16 25 22 20 32 44 72 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 26 1 0 0 0 0 0 0 0 1 0 52 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 12 16 5 0 0 0 36 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 13 0 0 0 0 0 0 0 0 0 0 22 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 28 30 30 18 4 0 0 117 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 4 0 0 0 0 0 5 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 29 28 10 0 0 0 0 0 0 0 3 17 87 DATE OF START AND END FREEZING START = 21 NOV. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. -0.4 1.4 8.3 13.4 19.4 24.8 27.1 25.6 23.8 16.0 12.5 4.3 14.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.6 -2.7 1.9 6.5 11.1 15.9 19.0 16.4 14.8 9.0 6.4 -0.6 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.7 5.6 14.7 20.1 27.7 33.7 35.3 34.7 32.7 23.0 18.5 9.1 21.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.3 8.3 12.8 13.6 16.6 17.8 16.3 18.3 17.9 14.0 12.1 9.7 13.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.58 3.11 3.90 4.97 6.18 7.01 9.10 8.82 6.48 5.46 4.11 3.01 5.39 MEAN OF MIXING RATIO AT 09 GMT. 3.56 3.95 4.70 4.49 5.68 5.96 8.20 7.96 5.70 5.14 4.33 3.51 5.27 MEAN OF MIXING RATIO AT 15 GMT. 3.00 3.60 4.45 5.14 5.87 5.51 8.13 7.83 4.78 5.48 4.13 3.37 5.11 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -8.5 -5.5 -3.0 7.5 12.0 12.0 11.0 10.0 2.5 -1.0 -16.0 -16.0 DAY 11 8 21 4 15 7 6 12 30 16 14 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 13.5 19.0 29.5 33.0 36.5 39.5 39.0 36.0 28.0 24.0 19.0 39.5 DAY 2 19 4 27 18 26 28 5 13 1 5 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 23.5 14.0 13.0 4.0 0.0 3.8 0.0 0.0 13.0 0.0 42.2 42.2 DAY 10 10 14 2 12 ** 6 ** ** 29 ** 25 MONTHLY TOTAL PRECIPITATION IN MM. 37.8 54.5 28.0 31.0 4.0 0.0 4.8 0.0 0.0 24.9 0.0 53.3 238.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 50.5 14.7 2.0 32.8 NO. OF DAYS WITH PRECIPITATION. 10 6 7 6 1 0 2 0 0 4 0 6 42 NO. OF DAYS PRECIPITATION EQUAL 10 6 5 5 1 0 2 0 0 4 0 6 39 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 1 2 0 0 0 0 0 1 0 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 79 67 60 53 42 49 53 45 59 54 64 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 71 53 34 26 19 25 26 19 30 31 50 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 71 56 45 29 17 23 23 17 39 39 57 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 9 2 0 0 0 0 0 0 0 0 9 40 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 11 3 1 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 2 1 0 0 0 0 0 0 0 0 5 13 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 29 28 31 30 0 0 0 126 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 24 11 2 0 0 0 0 0 0 2 14 81 DATE OF START AND END FREEZING START = 14 NOV. END = 4 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 0.8 2.0 6.9 15.3 17.9 23.5 27.4 26.7 22.0 16.5 10.3 1.8 14.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.9 -2.3 2.2 8.8 11.1 15.5 19.8 18.6 14.0 10.2 4.3 -2.2 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.7 6.3 11.5 21.8 24.8 31.5 35.0 34.7 30.1 22.7 16.2 5.9 20.5 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.6 8.6 9.3 13.0 13.7 16.0 15.2 16.1 16.1 12.5 11.9 8.1 12.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.91 2.85 4.31 5.80 6.18 7.50 8.38 7.70 5.99 5.88 3.94 3.20 5.39 MEAN OF MIXING RATIO AT 09 GMT. 3.65 3.40 4.63 4.86 5.28 5.89 7.24 7.33 5.69 5.33 3.99 3.69 5.08 MEAN OF MIXING RATIO AT 15 GMT. 3.70 3.55 4.78 5.46 5.41 5.93 7.11 7.49 5.80 5.65 4.07 3.84 5.23 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -11.0 -11.0 1.5 5.0 9.5 14.5 12.0 6.0 6.5 -2.5 -9.5 -11.0 DAY 16 11 11 14 6 4 15 19 27 13 27 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.5 12.5 22.0 29.5 29.5 36.5 38.0 38.5 36.0 26.0 23.0 12.0 38.5 DAY 31 25 30 25 29 29 6 4 2 7 1 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.4 8.6 60.0 16.0 6.6 0.0 0.0 0.0 0.0 6.0 1.0 34.4 60.0 DAY 14 4 25 4 24 ** ** ** ** 23 11 12 MONTHLY TOTAL PRECIPITATION IN MM. 35.7 32.9 132.1 35.1 8.1 0.0 0.0 0.0 0.0 10.5 1.5 86.0 341.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.7 12.6 0.0 28.7 NO. OF DAYS WITH PRECIPITATION. 9 12 11 5 3 0 0 0 0 5 2 11 58 NO. OF DAYS PRECIPITATION EQUAL 7 9 10 5 2 0 0 0 0 4 1 10 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 4 2 0 0 0 0 0 0 0 3 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 74 69 74 64 58 55 48 49 50 61 60 75 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 56 57 32 29 22 21 22 23 30 35 65 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 65 60 39 29 20 19 21 25 39 43 74 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 12 2 0 0 0 0 0 0 0 0 14 41 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 11 11 3 0 0 0 27 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 2 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 24 31 30 18 0 0 0 103 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 9 0 0 0 0 0 0 0 3 20 78 DATE OF START AND END FREEZING START = 23 NOV. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -2.9 1.4 3.6 12.2 14.9 22.0 27.5 23.5 19.6 15.1 9.8 3.6 12.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -6.9 -2.9 -1.0 5.9 9.0 14.1 19.1 15.6 11.5 7.6 3.8 -0.5 6.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 1.1 5.6 8.3 18.6 20.8 29.9 36.0 31.4 27.8 22.7 15.8 7.7 18.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.0 8.5 9.3 12.7 11.8 15.8 16.9 15.8 16.3 15.1 12.0 8.2 12.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.47 2.90 3.74 5.00 7.15 9.32 9.05 7.63 5.82 4.11 3.78 3.62 5.38 MEAN OF MIXING RATIO AT 09 GMT. 2.96 3.43 3.93 4.62 6.33 6.75 8.45 7.19 4.79 3.76 3.72 4.20 5.01 MEAN OF MIXING RATIO AT 15 GMT. 2.81 3.49 3.83 4.78 6.04 6.53 7.35 6.39 4.81 3.85 3.60 3.85 4.78 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -10.0 -8.5 0.0 -0.5 10.0 13.0 10.0 4.5 1.5 -8.5 -8.0 -15.0 DAY 9 12 12 3 5 5 12 30 29 8 27 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.5 11.0 18.0 26.0 31.0 36.5 39.0 37.0 32.0 27.0 20.5 12.5 39.0 DAY 19 22 29 22 30 30 3 1 25 4 2 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.5 8.2 14.0 14.6 27.6 6.6 0.4 0.0 0.0 2.4 2.2 11.4 27.6 DAY 1 25 22 27 10 9 9 ** ** 8 8 3 MONTHLY TOTAL PRECIPITATION IN MM. 33.3 32.0 55.9 43.8 84.8 22.8 0.4 0.0 0.0 3.6 3.6 29.2 309.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.2 48.9 0.1 11.8 NO. OF DAYS WITH PRECIPITATION. 8 8 11 7 12 9 1 0 0 2 3 7 68 NO. OF DAYS PRECIPITATION EQUAL 7 8 10 7 10 8 0 0 0 2 1 5 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 3 3 0 0 0 0 0 0 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 76 80 71 78 68 53 54 53 48 53 74 66 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 60 58 38 44 27 25 26 21 22 30 62 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 69 59 41 43 27 19 21 22 27 36 64 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 14 10 0 0 0 0 0 0 0 2 4 52 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 10 2 0 0 0 0 12 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 15 0 1 0 0 0 0 0 0 0 0 0 16 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 14 31 24 6 0 0 0 77 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 25 17 1 1 0 0 0 0 0 5 17 95 DATE OF START AND END FREEZING START = 17 NOV. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.7 3.1 6.1 13.9 17.4 ***** 25.7 26.0 23.1 15.0 5.8 4.8 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -6.1 -1.7 -0.2 6.9 10.3 ***** 16.7 18.0 14.5 8.6 2.0 0.1 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.7 7.9 12.4 21.0 24.5 ***** 34.8 34.0 31.6 21.5 9.6 9.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 9.6 12.6 14.1 14.2 ***** 18.1 16.0 17.1 12.9 7.6 9.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.80 3.57 3.65 5.14 7.55 ***** 14.57 13.67 7.96 5.23 4.75 3.67 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.97 4.29 3.56 4.90 7.30 ***** 23.76 20.12 10.55 5.35 5.68 4.50 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.24 4.05 3.59 4.93 7.48 ***** 24.55 19.62 9.84 5.41 5.50 4.54 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -8.0 -5.5 3.5 3.0 ***** 13.5 14.5 9.0 3.0 -6.5 -3.5 ****** DAY 20 17 14 5 9 ** 5 4 25 8 30 17 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.5 13.8 22.0 29.0 30.0 ***** 38.0 37.0 36.0 30.5 18.0 15.5 ****** DAY 25 28 31 19 26 ** 4 14 1 1 9 22 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 34.0 8.0 15.0 8.5 ***** 0.0 0.0 0.0 0.0 28.0 7.0 ****** DAY 8 3 6 26 13 ** ** ** ** ** 29 2 MONTHLY TOTAL PRECIPITATION IN MM. 10.0 88.0 46.0 33.0 16.5 ***** 0.0 0.0 0.0 0.0 132.5 17.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 42.0 14.4 0.0 43.6 NO. OF DAYS WITH PRECIPITATION. 4 6 10 5 5 *** 0 0 0 0 13 5 *** NO. OF DAYS PRECIPITATION EQUAL 4 6 10 5 5 *** 0 0 0 0 13 5 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 0 2 0 *** 0 0 0 0 5 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 80 71 61 65 *** 83 77 59 56 85 78 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 66 44 36 38 *** 70 62 36 33 74 62 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 80 70 48 37 46 *** 73 62 39 40 81 72 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 6 8 0 0 *** 0 0 0 0 1 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** 2 5 2 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 *** 31 31 24 2 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 22 20 0 0 *** 0 0 0 0 10 16 *** DATE OF START AND END FREEZING START = 14 NOV. END = 26 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.1 3.7 9.1 15.4 18.4 23.1 25.8 26.3 20.9 15.4 10.5 1.1 14.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -0.8 -1.1 3.4 8.3 11.7 14.4 16.3 17.1 13.2 8.8 5.3 -2.9 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.0 8.6 14.8 22.6 25.1 31.9 35.3 35.5 28.7 22.0 15.7 5.2 21.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 9.7 11.4 14.3 13.4 17.5 19.0 18.4 15.5 13.2 10.4 8.1 13.4 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.65 3.26 4.27 5.71 7.37 7.48 9.21 9.09 7.07 6.82 5.48 3.27 6.06 MEAN OF MIXING RATIO AT 09 GMT. 4.23 3.41 4.26 5.71 5.75 6.78 8.76 7.94 6.09 6.19 5.30 3.51 5.66 MEAN OF MIXING RATIO AT 15 GMT. 4.14 3.50 4.30 5.10 5.75 6.54 7.62 7.16 5.63 6.49 6.04 3.76 5.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.5 -8.0 -2.5 -2.0 5.0 10.0 11.0 12.0 8.5 3.5 0.0 -11.5 -11.5 DAY 9 19 2 5 7 30 1 20 20 25 10 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 15.0 23.0 29.0 31.5 36.0 40.0 40.0 33.0 25.0 20.0 12.5 40.0 DAY 3 27 31 22 31 14 30 5 1 8 2 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 20.0 11.0 20.0 16.0 24.0 0.0 0.0 0.0 0.0 7.0 38.0 12.0 38.0 DAY 5 1 13 30 6 ** ** ** ** 18 7 20 MONTHLY TOTAL PRECIPITATION IN MM. 51.0 27.0 56.0 25.0 31.0 0.0 0.0 0.0 0.0 12.0 164.0 19.0 385.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.8 14.5 0.0 50.6 NO. OF DAYS WITH PRECIPITATION. 7 4 8 3 3 0 0 0 0 5 12 3 45 NO. OF DAYS PRECIPITATION EQUAL 7 4 8 3 3 0 0 0 0 5 12 3 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 2 1 1 0 0 0 0 0 6 1 15 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 75 69 65 63 55 61 60 60 71 77 80 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 52 45 37 31 25 28 25 27 39 49 60 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 58 49 34 31 23 20 20 24 47 67 73 43 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 6 7 0 0 0 0 0 0 0 0 0 15 28 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 4 0 0 0 0 5 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 5 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 24 31 31 10 0 0 0 99 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 18 4 1 0 0 0 0 0 0 1 20 67 DATE OF START AND END FREEZING START = 10 NOV. END = 5 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 5.7 6.0 9.1 14.2 18.2 22.7 27.0 27.9 22.5 ***** 10.0 1.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 0.7 0.3 2.4 8.1 11.4 14.5 17.8 18.4 14.2 ***** 2.3 -3.6 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.6 11.7 15.8 20.3 25.1 30.8 36.2 37.4 30.9 ***** 17.4 7.4 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.9 11.4 13.4 12.2 13.7 16.3 18.4 19.0 16.7 ***** 15.1 11.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.97 3.79 4.27 5.52 7.50 8.31 9.56 8.30 6.03 5.07 3.42 3.28 5.75 MEAN OF MIXING RATIO AT 09 GMT. 3.61 3.91 4.86 5.39 6.34 6.82 8.97 8.81 7.35 4.40 3.03 3.92 5.62 MEAN OF MIXING RATIO AT 15 GMT. 3.84 3.97 4.31 5.50 6.74 6.35 7.57 8.32 7.89 4.75 3.43 3.33 5.50 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.0 -3.5 -3.0 1.0 4.0 10.5 11.5 11.0 6.0 ***** -5.0 -8.0 ****** DAY 21 11 1 7 9 24 9 14 22 ** 30 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 15.5 22.0 30.0 30.0 37.0 40.0 40.5 36.0 ***** 23.5 12.0 ****** DAY 30 4 25 2 21 29 16 6 2 ** 8 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 7.0 0.0 0.0 21.0 10.0 0.0 0.0 0.0 14.0 0.0 0.0 21.0 DAY ** 5 ** ** 6 1 ** ** ** 25 ** ** MONTHLY TOTAL PRECIPITATION IN MM. 0.0 23.0 0.0 0.0 53.0 10.0 0.0 0.0 0.0 14.0 0.0 0.0 100.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 23.0 63.0 0.0 14.0 NO. OF DAYS WITH PRECIPITATION. 0 6 0 0 5 1 0 0 0 1 0 0 13 NO. OF DAYS PRECIPITATION EQUAL 0 6 0 0 5 1 0 0 0 1 0 0 13 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 2 1 0 0 0 1 0 0 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 78 69 66 69 62 59 49 47 59 53 81 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 45 47 45 38 33 27 27 24 28 27 23 63 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 56 46 41 41 24 20 21 32 35 34 67 40 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 *** 1 15 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 7 0 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 1 21 31 31 20 *** 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 3 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. 14 12 8 0 0 0 0 0 0 *** 8 30 *** DATE OF START AND END FREEZING START = 12 NOV. END = 30 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.8 3.7 4.6 11.6 18.8 23.0 ***** 24.0 20.4 13.3 8.6 6.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.4 -1.8 -0.6 5.3 11.0 14.1 ***** 12.9 9.1 3.8 2.4 1.5 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.7 9.2 9.9 17.9 26.5 31.9 ***** 35.1 31.7 22.7 14.8 11.7 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.1 11.0 10.5 12.6 15.5 17.8 ***** 22.2 22.6 18.9 12.4 10.2 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.13 3.87 4.22 6.28 7.79 8.82 ***** 8.09 7.41 5.38 3.50 3.15 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.15 4.30 4.40 6.82 7.80 10.20 ***** 9.43 10.70 6.57 3.49 3.29 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.54 4.11 4.47 7.35 7.52 11.20 ***** 8.88 9.65 6.40 3.26 3.13 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -8.5 -8.5 -0.2 6.5 7.5 ***** 8.5 2.0 0.0 -4.0 -2.5 ****** DAY 22 6 1 5 2 15 ** 24 21 21 13 18 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 16.0 21.5 23.5 31.5 35.0 ***** 38.0 35.5 30.0 20.0 17.0 ****** DAY 1 9 31 25 31 4 ** 23 11 1 4 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 13.0 13.0 29.0 8.0 0.0 ***** 0.0 0.0 4.0 2.0 2.5 ****** DAY ** 29 2 3 12 ** ** ** ** 13 8 22 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 33.0 66.0 67.0 23.0 0.0 ***** 0.0 0.0 6.5 2.0 2.5 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.5 45.0 0.0 5.5 NO. OF DAYS WITH PRECIPITATION. 0 8 10 10 4 0 *** 0 0 2 1 1 *** NO. OF DAYS PRECIPITATION EQUAL 0 8 10 10 4 0 *** 0 0 2 1 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 4 1 0 0 *** 0 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 84 83 78 70 66 *** 51 56 60 62 59 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 86 67 61 57 39 38 *** 28 38 37 31 37 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 67 66 63 37 38 *** 25 35 47 38 44 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 19 11 4 0 0 0 *** 0 0 0 1 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 *** 1 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 7 0 0 0 0 0 *** 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 26 *** 31 23 1 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. 25 18 17 3 0 0 *** 0 0 1 7 11 *** DATE OF START AND END FREEZING START = 21 OCT. END = 16 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 3.9 2.8 ***** ***** 20.0 24.8 27.4 28.5 21.3 ***** ***** 3.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -1.5 -3.6 ***** ***** 12.7 17.0 18.4 20.1 13.1 ***** ***** -0.6 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.3 9.2 11.6 20.3 26.3 32.6 36.4 36.8 29.5 24.9 14.3 8.7 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.8 12.8 ***** ***** 13.6 15.6 18.0 16.7 16.4 ***** ***** 9.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.88 2.98 3.67 4.75 6.08 9.97 10.85 8.30 6.42 5.17 4.86 4.42 5.86 MEAN OF MIXING RATIO AT 09 GMT. 3.31 3.53 3.58 4.47 5.66 13.71 12.59 10.24 8.69 6.66 5.62 5.79 6.99 MEAN OF MIXING RATIO AT 15 GMT. 3.20 3.34 3.67 4.39 5.59 13.50 11.27 11.25 8.83 6.48 5.33 5.20 6.84 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -12.5 ***** ***** 8.4 9.8 14.2 14.2 6.8 ***** ***** -4.8 ****** DAY 29 2 ** ** 16 2 31 24 15 ** ** 28 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.0 16.5 18.3 30.5 32.5 36.0 40.0 42.5 35.0 30.0 18.0 14.0 42.5 DAY 6 18 31 27 27 12 29 14 1 2 10 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 0.0 27.0 12.5 0.0 5.0 0.0 0.0 0.0 0.0 9.0 12.0 27.0 DAY 16 ** 29 5 ** 26 ** ** ** ** 3 1 MONTHLY TOTAL PRECIPITATION IN MM. 24.0 0.0 52.5 20.5 0.0 6.0 0.0 0.0 0.0 0.0 18.0 22.0 143.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 53.5 18.5 0.0 28.0 NO. OF DAYS WITH PRECIPITATION. 3 0 6 3 0 2 0 0 0 0 4 5 23 NO. OF DAYS PRECIPITATION EQUAL 3 0 6 3 0 2 0 0 0 0 4 5 23 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 1 1 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 63 78 72 59 56 64 66 48 56 50 75 87 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 45 53 43 33 27 44 37 28 34 34 57 79 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 55 58 51 33 29 43 29 28 36 40 63 83 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 12 *** *** 0 0 0 0 0 *** *** 1 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** 0 4 4 14 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 1 6 27 31 30 12 1 0 0 108 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 2 0 0 0 0 3 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 17 18 *** *** 0 0 0 0 0 *** *** 13 *** DATE OF START AND END FREEZING START = 15 DEC. END = 27 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. -0.7 2.3 7.6 ***** 18.8 26.0 27.2 27.0 22.7 16.7 12.1 7.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -4.6 -2.6 2.4 ***** 11.9 18.4 19.0 19.0 14.9 9.4 6.0 2.6 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.4 6.8 13.0 21.8 25.6 33.5 35.3 35.0 30.6 23.9 18.3 12.9 21.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.0 9.4 10.6 ***** 13.7 15.1 16.3 16.0 15.7 14.5 12.3 10.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.25 3.71 4.45 5.69 7.92 9.51 9.79 11.20 9.11 6.73 5.14 4.18 6.72 MEAN OF MIXING RATIO AT 09 GMT. 4.24 5.49 4.88 6.87 8.28 10.40 10.62 10.46 10.66 7.40 6.71 4.85 7.57 MEAN OF MIXING RATIO AT 15 GMT. 3.70 5.08 4.72 5.62 8.36 9.97 10.33 12.26 10.87 8.77 6.95 5.46 7.68 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -13.0 -5.4 ***** 5.4 14.0 15.6 12.2 10.6 4.0 0.4 -1.8 ****** DAY 10 14 3 ** 2 4 25 15 4 25 30 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.5 15.5 20.5 29.0 31.5 38.0 40.0 39.0 37.0 30.0 22.5 18.2 40.0 DAY 1 7 28 15 11 28 11 29 2 1 1 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 3.0 45.0 19.0 13.0 7.0 14.0 0.0 0.0 0.0 4.0 5.0 0.0 45.0 DAY 30 15 17 5 13 15 ** ** ** 10 12 ** MONTHLY TOTAL PRECIPITATION IN MM. 7.0 130.0 63.0 27.0 18.0 15.0 0.0 0.0 0.0 4.0 10.0 0.0 274.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 73.0 21.9 0.0 5.1 NO. OF DAYS WITH PRECIPITATION. 3 8 6 4 4 2 0 0 0 1 3 0 31 NO. OF DAYS PRECIPITATION EQUAL 3 8 6 4 4 2 0 0 0 1 2 0 30 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 5 4 1 0 1 0 0 0 0 0 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 92 77 67 74 58 58 65 68 73 72 74 72 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 87 87 57 47 44 33 32 33 40 39 53 53 50 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 86 91 57 35 46 31 30 34 43 55 65 67 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 17 7 4 *** 0 0 0 0 0 0 0 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 0 4 7 6 1 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 4 0 0 0 0 0 0 0 0 0 0 6 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 3 29 28 29 17 2 0 0 108 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 22 20 9 *** 0 0 0 0 0 0 0 4 *** DATE OF START AND END FREEZING START = 5 DEC. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.5 7.0 8.1 14.3 20.4 24.0 24.1 27.1 20.9 17.0 7.3 5.0 14.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.3 0.8 1.7 7.0 12.6 14.4 14.3 18.2 11.2 8.8 1.1 -0.6 7.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.4 13.2 14.4 21.5 28.3 33.7 34.0 36.0 30.5 25.1 13.5 10.5 22.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.7 12.4 12.7 14.5 15.7 19.3 19.7 17.8 19.3 16.3 12.4 11.1 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.75 3.48 3.83 5.62 5.63 7.22 8.97 7.68 6.70 5.50 4.54 4.08 5.58 MEAN OF MIXING RATIO AT 09 GMT. 4.36 3.64 4.06 7.49 4.96 6.81 8.62 6.15 6.91 6.33 5.28 4.65 5.77 MEAN OF MIXING RATIO AT 15 GMT. 4.18 3.59 3.80 7.27 4.69 5.92 8.24 5.67 6.20 6.00 4.98 4.38 5.41 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.5 -4.4 -5.0 1.4 5.4 8.0 9.8 11.4 5.2 3.0 -9.0 -7.0 -9.0 DAY 3 2 19 10 21 30 17 31 24 26 29 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.5 18.0 21.5 28.5 35.5 37.0 39.0 38.9 38.5 30.5 19.0 17.5 39.0 DAY 31 27 31 24 31 28 4 1 3 1 20 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 4.0 0.0 0.0 0.0 0.0 5.0 1.5 0.0 8.0 10.0 10.0 13.0 DAY 9 20 ** ** ** ** 16 20 ** 26 11 10 MONTHLY TOTAL PRECIPITATION IN MM. 32.0 7.0 0.0 0.0 0.0 0.0 9.5 1.5 0.0 11.0 21.0 22.0 104.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 37.5 0.0 10.6 51.9 NO. OF DAYS WITH PRECIPITATION. 3 2 0 0 0 0 2 1 0 4 3 4 19 NO. OF DAYS PRECIPITATION EQUAL 3 2 0 0 0 0 2 1 0 3 3 4 18 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 0 0 0 0 0 0 0 1 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 68 70 71 49 50 59 40 57 54 80 82 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 64 40 43 48 22 24 32 18 29 33 57 62 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 46 42 51 22 18 28 15 25 38 63 69 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 2 1 0 0 0 0 0 0 0 3 6 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 1 1 5 0 0 0 0 8 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 9 30 28 31 20 6 0 0 124 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. 18 12 8 0 0 0 0 0 0 0 9 15 62 DATE OF START AND END FREEZING START = 2 NOV. END = 20 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 0.2 1.2 5.5 14.2 18.4 22.0 25.3 24.9 20.7 13.0 7.4 4.4 13.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -7.1 -7.6 -3.5 4.8 7.9 10.4 14.5 14.2 10.1 4.8 0.3 0.2 4.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.4 10.0 14.6 23.6 29.0 33.6 36.0 35.6 31.3 21.1 14.4 8.6 22.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.5 17.6 18.1 18.8 21.1 23.2 21.5 21.4 21.2 16.3 14.1 8.4 18.0 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.14 3.32 3.27 5.42 6.05 6.54 9.03 7.91 6.65 5.80 4.20 4.22 5.46 MEAN OF MIXING RATIO AT 09 GMT. 4.21 4.09 4.32 5.95 4.93 5.72 7.45 7.66 6.36 6.01 4.74 4.54 5.50 MEAN OF MIXING RATIO AT 15 GMT. 3.91 3.62 4.10 6.19 5.27 5.59 7.68 8.66 6.28 5.95 4.69 4.82 5.56 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -15.0 -12.4 0.2 0.8 5.2 11.4 10.4 7.6 0.0 -2.6 -5.2 -15.0 DAY 30 5 16 11 10 14 4 9 20 30 30 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 16.5 19.5 27.5 34.5 39.0 39.2 39.5 36.5 26.5 22.8 15.0 39.5 DAY 1 26 23 20 26 30 8 3 8 11 3 9 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.5 12.0 23.0 9.5 0.0 0.0 0.0 0.0 0.0 12.0 9.0 20.0 23.0 DAY 7 14 24 21 ** ** ** ** ** 14 30 10 MONTHLY TOTAL PRECIPITATION IN MM. 14.5 19.0 65.0 9.5 0.0 0.0 0.0 0.0 0.0 56.0 20.0 101.0 285.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.6 3.3 0.0 62.1 NO. OF DAYS WITH PRECIPITATION. 4 6 6 1 0 0 0 0 0 7 5 8 37 NO. OF DAYS PRECIPITATION EQUAL 4 6 6 1 0 0 0 0 0 7 5 8 37 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 0 0 0 0 0 0 3 0 5 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 78 64 57 54 46 52 46 49 66 77 85 63 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 58 44 35 22 19 21 22 24 40 47 68 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 75 58 46 37 21 18 21 25 24 47 58 79 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 25 15 0 0 0 0 0 0 0 0 3 65 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 1 0 0 0 0 1 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 13 25 31 31 21 0 0 0 121 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 29 25 0 0 0 0 0 0 2 10 10 105 DATE OF START AND END FREEZING START = 30 OCT. END = 29 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 3.1 4.8 11.5 15.7 19.0 23.2 25.3 26.1 22.4 16.7 9.4 5.9 15.3 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.2 -1.3 3.9 6.8 9.1 12.7 15.6 16.5 13.9 8.9 2.4 0.3 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.3 10.9 19.2 24.6 28.8 33.8 34.9 35.7 30.9 24.5 16.4 11.5 23.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 12.2 15.3 17.8 19.7 21.1 19.3 19.2 17.0 15.6 14.0 11.2 16.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.16 3.76 4.74 5.62 6.95 6.97 8.96 8.27 6.17 6.12 4.24 4.50 5.79 MEAN OF MIXING RATIO AT 09 GMT. 3.55 4.01 4.79 7.13 5.88 5.50 8.40 6.90 7.53 6.44 4.69 4.98 5.82 MEAN OF MIXING RATIO AT 15 GMT. 3.68 4.45 5.37 7.71 5.78 4.98 7.46 6.51 6.84 5.15 4.53 4.82 5.61 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.8 -6.0 -3.6 2.8 4.4 9.2 12.2 12.4 2.2 4.0 -3.4 -4.0 -7.8 DAY 31 1 12 14 10 5 4 17 21 31 20 26 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.5 16.5 24.0 28.0 35.5 39.5 39.5 39.0 34.0 33.2 25.0 18.5 39.5 DAY 2 28 29 5 16 26 10 26 2 13 6 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.0 6.0 16.0 4.0 5.0 0.0 0.0 0.0 0.0 6.0 15.0 27.0 27.0 DAY 24 11 25 8 3 ** ** ** ** 23 23 5 MONTHLY TOTAL PRECIPITATION IN MM. 19.0 10.0 37.0 10.0 9.0 0.0 0.0 0.0 0.0 21.0 36.0 62.0 204.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 32.4 9.3 0.0 58.3 NO. OF DAYS WITH PRECIPITATION. 4 3 4 4 3 0 0 0 0 5 4 9 36 NO. OF DAYS PRECIPITATION EQUAL 4 3 4 4 3 0 0 0 0 5 4 9 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 0 0 0 0 0 0 0 2 2 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 82 67 65 63 49 58 51 46 63 65 79 64 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 50 38 42 29 20 29 22 31 36 41 60 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 66 51 45 28 17 23 19 28 35 51 67 41 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 6 0 0 0 0 0 0 0 0 0 1 14 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 15 26 31 30 25 2 0 0 129 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. 19 16 3 0 0 0 0 0 0 0 6 18 62 DATE OF START AND END FREEZING START = 19 NOV. END = 12 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 0.9 5.5 9.9 12.8 17.3 23.5 ***** ***** 24.0 19.1 9.7 0.3 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.2 -2.1 1.2 5.5 7.8 14.1 ***** ***** 14.4 10.1 3.6 -4.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 13.0 18.6 20.1 26.8 32.8 ***** ***** 33.5 28.1 15.8 5.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.2 15.1 17.4 14.6 19.0 18.7 ***** ***** 19.1 18.0 12.2 9.5 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.10 4.38 4.78 6.14 6.39 7.49 ***** ***** 6.76 6.02 4.88 3.25 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.32 6.91 7.51 6.20 5.40 6.77 ***** ***** 6.01 5.61 5.17 4.37 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.82 6.70 7.10 6.28 5.43 6.80 ***** ***** 5.84 4.76 4.98 4.17 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.0 -9.6 -3.8 -1.0 1.8 8.2 ***** ***** 10.8 6.0 -3.2 -13.0 ****** DAY 13 19 1 1 1 16 ** ** 29 20 30 14 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 17.0 25.5 24.5 34.0 36.5 ***** ***** 36.0 31.5 21.5 11.0 ****** DAY 1 25 27 17 31 29 ** ** 3 4 11 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 10.0 0.6 10.0 21.0 6.0 0.0 ***** ***** 0.0 0.0 6.0 2.0 ****** DAY 7 18 17 3 4 ** ** ** ** ** 2 9 MONTHLY TOTAL PRECIPITATION IN MM. 34.0 1.0 68.0 101.0 15.0 0.0 ***** ***** 0.0 0.0 21.0 10.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.2 46.4 0.0 12.4 NO. OF DAYS WITH PRECIPITATION. 7 2 9 10 3 0 *** *** 0 0 5 15 *** NO. OF DAYS PRECIPITATION EQUAL 7 0 9 10 3 0 *** *** 0 0 5 3 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 3 4 0 0 *** *** 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 88 77 75 66 51 *** *** 43 51 72 81 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 69 76 65 53 31 22 *** *** 19 25 49 78 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 74 85 67 49 29 21 *** *** 20 26 55 85 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 9 0 0 0 0 *** *** 0 0 0 17 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** *** 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 0 0 0 0 0 *** *** 0 0 0 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 9 28 *** *** 29 15 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** *** 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** *** 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 24 12 1 0 0 *** *** 0 0 5 31 *** DATE OF START AND END FREEZING START = 21 NOV. END = 1 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 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. 3.6 5.0 7.6 13.2 17.1 22.5 26.9 26.6 21.6 18.9 8.4 3.7 14.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.2 -0.8 1.3 6.3 8.9 13.4 17.0 17.8 12.5 11.4 3.0 -1.9 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.4 10.7 13.9 20.0 25.1 31.7 36.7 35.4 30.6 26.5 13.8 9.3 21.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.6 11.5 12.6 13.7 16.2 18.3 19.7 17.6 18.1 15.1 10.8 11.2 14.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.66 3.84 4.32 5.77 6.40 8.49 10.29 8.92 6.77 5.77 4.70 3.91 6.07 MEAN OF MIXING RATIO AT 09 GMT. 3.80 3.76 4.57 6.33 6.00 7.53 8.91 8.10 7.24 5.53 4.78 4.95 5.96 MEAN OF MIXING RATIO AT 15 GMT. 4.07 4.09 4.35 6.60 5.95 7.19 8.47 8.06 6.53 5.63 4.75 4.57 5.85 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.8 -11.0 -5.0 -2.0 2.8 6.8 12.2 10.2 9.4 9.0 -5.2 -8.4 -11.0 DAY 21 18 3 2 1 6 23 1 14 7 16 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 16.0 19.0 27.5 30.0 36.5 41.0 39.0 39.0 30.5 19.5 16.5 41.0 DAY 12 11 27 7 17 18 17 12 5 10 2 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 9.0 24.0 19.0 21.0 8.0 0.0 0.0 0.0 21.0 14.0 9.0 24.0 DAY 16 4 26 16 28 1 ** ** ** 30 30 1 MONTHLY TOTAL PRECIPITATION IN MM. 28.0 28.2 51.0 75.0 40.0 8.0 0.0 0.0 0.0 28.0 26.0 56.0 340.2 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.5 36.2 0.0 32.3 NO. OF DAYS WITH PRECIPITATION. 3 9 7 9 4 1 0 0 0 2 5 9 49 NO. OF DAYS PRECIPITATION EQUAL 3 7 7 9 4 1 0 0 0 2 5 9 47 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 2 3 2 0 0 0 0 1 1 0 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 77 78 72 63 66 64 55 56 53 77 80 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 52 52 53 32 29 26 25 29 26 48 74 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 67 63 55 52 33 25 23 23 27 33 57 79 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 2 1 0 0 0 0 0 0 0 1 11 24 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 9 0 0 0 0 11 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 22 31 31 18 3 0 0 106 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 0 0 0 0 0 2 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 18 8 3 0 0 0 0 0 0 10 20 87 DATE OF START AND END FREEZING START = 15 NOV. END = 29 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE PERIOD 1984 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 1.3 3.1 7.3 14.0 18.4 23.7 26.7 26.2 22.0 16.2 9.5 3.6 14.3 SD OF MEAN DAILY TEMPERATURE IN C. 2.53 2.49 2.07 1.26 1.29 1.15 1.15 1.35 1.15 1.71 1.68 2.48 1.69 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.7 -2.4 1.1 6.9 10.6 14.6 17.7 17.4 13.2 8.7 3.7 -1.1 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.3 8.7 13.4 21.1 26.0 32.6 35.6 35.0 30.8 23.7 15.2 8.4 21.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 11.1 12.4 14.1 15.5 17.8 17.9 17.6 17.6 14.9 11.6 9.5 14.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.13 3.46 4.07 5.55 6.74 7.94 9.55 8.73 6.64 5.46 4.47 3.63 5.78 MEAN OF MIXING RATIO AT 09 GMT. 3.87 4.04 4.47 5.69 5.89 7.06 9.43 8.62 6.91 5.52 4.85 4.28 5.88 MEAN OF MIXING RATIO AT 15 GMT. 3.62 4.01 4.41 5.87 5.98 6.84 9.06 8.46 6.64 5.52 4.76 4.16 5.77 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -19.5 -16.0 -12.4 -3.5 -0.5 4.5 9.8 8.5 2.0 -1.3 -9.0 -16.0 -19.5 YEAR - DAY 89-16 89- 1 0-16 88- 6 92- 5 85-10 99-17 96-24 96-21 84-21 99-29 90-27 89-16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 18.0 25.5 30.5 35.5 40.0 41.0 42.5 39.0 33.2 25.0 19.0 42.5 YEAR - DAY 2- 1 99-27 2-27 97-27 99-31 89-30 3-17 97-14 3- 5 1-13 1- 6 90- 6 97-14 24 HOUR MAXIMUM PRECIPITATION IN MM. 22.0 45.0 60.0 29.0 27.6 14.0 5.0 7.0 0.0 21.0 38.0 42.2 60.0 YEAR - DAY 89-12 98-15 91-25 96- 3 92-10 98-15 99-16 85-26 **-** 3-30 94- 7 90-25 91-25 MONTHLY TOTAL PRECIPITATION IN MM. 26.9 35.4 49.8 33.3 21.5 3.9 0.9 0.9 0.0 14.2 33.8 38.2 258.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 43.3 22.7 0.7 33.3 NO. OF DAYS WITH PRECIPITATION. 5 6 7 5 4 1 0 0 0 3 6 6 43 NO. OF DAYS PRECIPITATION EQUAL 5 5 7 5 3 1 0 0 0 3 5 6 40 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 1 0 0 0 0 0 1 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 78 72 66 61 54 56 53 52 57 69 78 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 60 50 40 31 25 28 26 26 31 46 63 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 65 53 43 33 23 26 25 27 37 54 71 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 9 4 0 0 0 0 0 0 0 1 7 35 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 5 6 1 0 0 0 14 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 1 0 0 0 0 0 0 0 0 0 1 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 5 25 30 30 20 2 0 0 112 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 24 20 11 1 0 0 0 0 0 0 5 17 78 DATE OF START AND END FREEZING START = 21 OCT. END = 5 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION NIRUGAH SHAHID RADJAEE LATITUDE 36 11 N DATA PROCESSING CENTER LONGITUDE 50 15 E ELEVATION 1285 MET. MEAN AND EXTREMES FOR THE PERIOD 1984 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 1.2 3.3 7.8 14.9 19.7 25.9 28.7 28.2 23.8 17.2 9.7 3.6 15.3 AVERAGE DEW POINT TEMPERATURE. IN C. -3.5 -2.6 -1.1 2.8 4.2 6.1 9.7 8.4 5.0 2.3 0.1 -1.9 2.5 AVERAGE OF MIXING RATIO IN G/KG 3.57 3.84 4.32 5.70 6.20 7.27 9.35 8.58 6.72 5.49 4.69 4.02 5.81 AVERAGE OF VAPOUR PRESSURE HPA 4.94 5.32 5.98 7.91 8.61 10.10 12.95 11.90 9.34 7.62 6.50 5.56 8.06 AVERAGE OF SATURATION DEFICIT IN HPA 2.31 3.12 5.25 10.01 15.81 25.40 28.62 28.51 21.91 13.03 6.23 2.80 13.58 AVERAGE RELATIVE HUMIDITY IN PERCENT 72 67 59 50 42 34 37 35 35 42 56 70 50 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 84 81 76 68 63 55 57 53 53 59 71 82 67 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 61 55 44 35 27 21 23 22 23 29 43 59 37 NO. OF DAYS PRECIPITATION EQUAL 2 3 4 3 1 0 0 0 0 1 3 3 20 OR MORE THAN 5 MM.