IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1980 -1.9 0.0 5.1 11.0 15.4 20.6 25.7 22.9 19.1 ****** 8.4 2.7 ****** 1981 -0.8 1.7 5.7 7.7 13.0 19.1 21.8 21.8 19.3 14.1 6.3 3.7 22.6 1982 -1.0 -3.4 2.2 11.5 15.4 19.5 22.9 21.9 19.8 11.9 2.3 -7.1 30.0 1983 ****** -4.4 4.0 10.4 15.8 19.9 23.6 22.1 18.2 12.2 ****** ****** ****** 1984 ****** ****** ****** ****** 13.4 21.2 25.7 22.5 20.0 13.7 7.1 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 -0.4 0.2 7.5 14.0 15.5 19.9 22.8 23.0 19.5 15.4 7.8 -0.1 23.4 1995 1.3 3.2 6.5 10.4 16.6 19.4 23.1 24.4 19.6 12.5 7.2 ****** ****** 1996 -0.5 2.7 4.5 10.1 17.5 20.5 24.9 24.2 20.1 14.3 7.2 6.0 25.4 1997 1.6 -0.7 2.2 10.3 15.9 20.8 23.7 24.5 18.6 14.7 7.9 2.8 25.2 1998 -1.2 -0.6 5.5 12.6 16.5 23.6 24.9 25.1 20.6 14.7 10.8 6.3 26.3 1999 2.0 4.1 6.0 11.2 17.2 22.2 23.9 26.6 19.7 14.9 6.8 2.9 24.6 2000 -0.2 0.9 5.0 13.9 17.7 22.0 26.7 25.4 20.8 13.0 6.9 2.7 26.9 2001 -0.3 2.8 8.9 13.3 16.1 22.0 24.7 25.7 21.2 14.1 6.3 3.6 26.0 2002 -0.7 3.3 7.8 10.6 14.9 21.5 24.8 24.3 21.7 16.2 8.4 -0.9 25.7 2003 0.8 1.9 4.1 11.5 16.3 20.3 24.5 24.9 20.2 16.4 7.1 1.9 24.1 MEAN -0.1 0.8 5.4 11.3 15.8 20.8 24.2 23.9 19.9 14.1 7.2 2.0 24.3 SD 1.18 2.51 1.95 1.69 1.33 1.27 1.30 1.50 0.93 1.41 1.81 3.55 1.70 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 -6.3 -3.7 0.5 6.1 9.6 13.6 19.6 16.2 11.9 ****** 4.1 -2.3 ****** 1981 -5.3 -3.1 0.3 2.2 6.6 12.0 14.5 14.2 11.5 8.7 1.5 -0.3 5.2 1982 -4.8 -8.1 -3.4 4.8 9.9 13.2 16.6 16.3 14.2 7.9 -0.8 -9.3 4.7 1983 ****** -7.8 -0.0 5.8 11.2 14.7 17.9 16.5 12.0 6.5 ****** ****** ****** 1984 ****** ****** ****** ****** 9.1 15.4 19.3 16.3 13.4 8.1 3.4 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 -2.9 -3.4 3.7 9.2 10.6 15.1 17.3 17.7 14.8 10.8 4.2 -3.0 7.8 1995 -2.1 -0.2 2.0 6.3 11.2 13.9 17.5 18.8 14.9 7.7 2.6 ****** ****** 1996 -3.3 -0.9 1.1 5.8 12.3 15.0 19.5 18.8 14.4 9.4 2.9 2.2 8.1 1997 -2.0 -4.7 -1.2 5.5 10.5 15.2 18.4 18.6 13.0 9.4 3.9 -1.0 7.1 1998 -5.0 -4.3 0.7 8.2 11.5 18.0 19.0 19.1 15.1 9.2 5.9 1.8 8.3 1999 -1.2 -0.7 1.3 6.3 11.3 16.0 18.3 20.9 14.4 9.8 2.0 -2.0 8.0 2000 -3.9 -3.2 0.4 8.8 12.1 15.8 20.3 19.2 15.3 8.6 3.3 -0.4 8.0 2001 -3.9 -1.7 3.8 7.8 10.2 15.9 18.8 19.2 15.3 8.6 2.2 0.2 8.0 2002 -4.7 -1.5 2.4 6.3 9.8 14.8 18.9 18.3 15.4 10.6 3.4 -4.0 7.5 2003 -2.7 -2.3 0.2 7.0 10.7 14.6 18.4 18.7 14.5 11.1 3.1 -1.2 7.7 MEAN -3.7 -3.3 0.8 6.4 10.4 14.9 18.3 17.9 14.0 9.0 3.0 -1.6 7.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 2.5 3.5 9.6 16.0 21.3 27.7 31.8 29.6 26.3 ****** 12.7 7.6 ****** 1981 3.7 6.4 11.2 13.3 19.5 26.2 29.3 29.4 27.0 19.4 11.2 7.6 17.0 1982 2.7 1.1 7.9 18.2 21.0 25.8 29.2 27.4 25.3 15.8 5.2 -5.0 14.6 1983 ****** -1.0 8.1 15.1 20.3 25.0 29.3 27.7 24.6 17.9 ****** ****** ****** 1984 ****** ****** ****** ****** 17.7 27.0 32.1 28.7 26.7 19.1 10.8 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 2.2 3.8 11.4 18.8 20.4 24.8 28.4 28.4 24.2 20.1 11.5 2.8 16.4 1995 4.8 6.6 11.0 14.6 22.0 24.8 28.7 29.9 24.3 17.2 11.8 ****** ****** 1996 2.3 6.2 8.0 14.5 22.8 25.9 30.3 29.6 25.8 19.3 11.6 9.7 17.2 1997 5.2 3.3 5.6 15.1 21.3 26.4 29.1 30.4 24.3 20.0 12.0 6.6 16.6 1998 2.5 3.2 10.3 17.1 21.6 29.3 30.8 31.1 26.1 20.2 15.7 10.7 18.2 1999 5.2 8.9 10.6 16.1 23.1 28.5 29.5 32.4 25.0 19.9 11.6 7.8 18.2 2000 3.5 4.9 9.6 19.1 23.3 28.3 33.1 31.5 26.3 17.4 10.5 5.8 17.8 2001 3.3 7.2 14.1 18.8 22.1 28.2 30.6 32.1 27.2 19.6 10.4 7.0 18.4 2002 3.4 8.0 13.3 14.8 20.0 28.2 30.7 30.2 27.9 21.9 13.3 2.2 17.8 2003 4.2 6.1 8.1 16.0 21.8 26.0 30.6 31.1 25.9 21.8 11.1 5.0 17.3 MEAN 3.5 4.9 9.9 16.2 21.2 26.8 30.2 30.0 25.8 19.3 11.4 5.7 17.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 8.8 7.2 9.1 9.9 11.7 14.1 12.2 13.4 14.4 ****** 8.6 9.9 ****** 1981 9.0 9.5 10.9 11.1 12.9 14.2 14.8 15.2 15.5 10.7 9.7 7.9 11.8 1982 7.5 9.2 11.3 13.4 11.1 12.6 12.6 11.1 11.1 7.9 6.0 4.3 9.8 1983 ****** 6.8 8.1 9.3 9.1 10.3 11.4 11.2 12.6 11.4 ****** ****** ****** 1984 ****** ****** ****** ****** 8.6 11.6 12.8 12.4 13.3 11.0 7.4 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 5.1 7.2 7.7 9.5 9.8 9.7 11.1 10.7 9.4 9.3 7.3 5.8 8.5 1995 6.9 6.8 9.0 8.3 10.8 10.9 11.2 11.1 9.4 9.5 9.2 ****** ****** 1996 5.6 7.1 6.9 8.7 10.5 10.9 10.8 10.8 11.4 9.9 8.7 7.5 9.1 1997 7.2 8.0 6.8 9.6 10.8 11.2 10.7 11.8 11.3 10.6 8.1 7.6 9.5 1998 7.5 7.5 9.6 8.9 10.1 11.3 11.8 12.0 11.0 11.0 9.8 8.9 9.9 1999 6.4 9.6 9.3 9.8 11.8 12.5 11.2 11.5 10.6 10.1 9.6 9.8 10.2 2000 7.4 8.1 9.2 10.3 11.2 12.5 12.8 12.3 11.0 8.8 7.2 6.2 9.7 2001 7.2 8.9 10.3 11.0 11.9 12.3 11.8 12.9 11.9 11.0 8.2 6.8 10.3 2002 8.1 9.5 10.9 8.5 10.2 13.4 11.8 11.9 12.5 11.3 9.9 6.2 10.3 2003 6.9 8.4 7.9 9.0 11.1 11.4 12.2 12.4 11.4 10.7 8.0 6.2 9.6 MEAN 7.2 8.1 9.1 9.8 10.8 11.9 11.9 12.0 11.8 10.2 8.4 7.3 9.9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 2.35 3.11 3.69 4.78 6.37 7.46 9.37 9.47 6.47 ****** 5.11 3.41 ****** 1981 2.67 3.27 3.87 4.66 6.22 8.27 7.93 8.01 5.64 5.78 3.93 3.86 5.34 1982 2.79 1.97 2.78 4.74 7.33 7.80 8.16 8.38 7.28 7.18 4.02 ****** ****** 1983 ****** 2.21 3.94 5.15 7.97 8.39 10.32 11.78 7.39 4.81 ****** ****** ****** 1984 ****** ****** ****** ****** 6.60 8.42 8.96 8.03 8.70 5.87 4.79 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 3.26 2.70 4.75 6.84 7.54 8.00 11.08 11.07 7.95 7.57 5.65 3.22 6.64 1995 3.44 3.70 3.97 5.56 7.87 9.19 11.20 10.29 6.99 5.52 4.00 ****** ****** 1996 3.20 3.41 4.12 4.67 7.49 6.69 9.27 8.33 6.56 5.55 4.35 4.15 5.65 1997 2.85 2.82 3.28 4.93 6.93 7.91 10.04 9.01 6.09 6.57 5.17 3.85 5.79 1998 2.79 2.82 3.94 5.04 7.10 7.76 9.97 9.38 6.92 4.44 4.11 3.21 5.62 1999 3.13 3.08 3.11 4.70 5.71 6.45 7.68 7.72 6.91 5.01 3.79 2.97 5.02 2000 2.59 2.52 2.99 5.21 5.94 5.56 7.42 6.91 6.26 5.73 4.54 3.79 4.95 2001 3.09 3.00 4.46 5.27 6.28 5.91 8.08 7.64 5.96 4.34 3.27 2.98 5.02 2002 1.98 2.49 4.12 5.51 6.92 7.71 10.31 8.94 6.11 5.61 4.12 2.87 5.56 2003 2.78 2.76 3.37 5.28 7.64 9.40 10.79 9.51 6.60 6.38 5.09 3.71 6.11 MEAN 2.84 2.85 3.75 5.17 6.93 7.67 9.38 8.97 6.79 5.74 4.43 3.46 5.66 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 3.22 3.84 4.61 5.46 7.11 7.50 12.82 11.19 8.26 ****** 5.85 4.52 ****** 1981 3.36 3.86 5.23 6.11 7.26 8.98 9.92 10.67 7.37 7.14 4.87 4.51 6.61 1982 3.24 2.34 3.73 6.45 8.19 8.64 9.92 9.36 9.21 8.63 4.35 2.46 6.38 1983 ****** 2.68 4.02 5.50 8.74 9.70 12.98 13.81 8.85 5.78 ****** ****** ****** 1984 ****** ****** ****** ****** 6.75 8.74 10.67 8.71 8.23 6.72 6.32 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 3.64 3.22 5.23 7.93 7.74 8.95 11.10 12.15 8.51 8.43 6.22 3.40 7.21 1995 4.33 4.14 4.94 6.61 8.61 9.53 11.48 12.45 9.47 6.93 5.01 ****** ****** 1996 3.54 4.02 4.37 5.37 8.61 8.04 10.65 11.04 9.30 6.74 5.34 4.91 6.83 1997 3.13 3.23 3.50 5.18 8.07 9.31 11.09 11.43 8.65 8.01 5.63 4.22 6.79 1998 3.37 3.43 4.82 5.88 8.06 9.55 11.20 11.14 8.90 6.38 5.48 3.84 6.84 1999 3.44 3.68 3.81 5.27 7.21 8.29 8.69 10.12 9.48 6.67 4.68 4.13 6.29 2000 3.09 3.04 3.54 5.91 6.54 6.55 8.32 7.93 8.09 6.35 5.04 4.10 5.71 2001 3.59 3.60 5.05 6.06 6.56 6.70 8.64 9.42 8.01 5.90 3.93 3.05 5.88 2002 2.16 2.87 4.84 5.82 7.22 7.85 10.99 10.29 8.05 7.38 5.05 3.10 6.30 2003 3.01 2.88 3.56 5.58 7.88 9.30 10.59 10.37 8.03 8.30 5.99 4.16 6.64 MEAN 3.32 3.35 4.38 5.94 7.64 8.51 10.61 10.68 8.57 7.10 5.27 3.87 6.60 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 2.72 3.45 4.21 5.52 6.64 7.51 13.79 12.28 8.29 ****** 5.77 4.18 ****** 1981 3.17 3.66 4.86 5.40 7.03 8.81 8.96 9.76 6.47 6.23 4.36 4.41 6.09 1982 3.10 2.26 3.43 5.97 7.59 8.72 9.43 9.61 9.06 8.40 4.44 2.24 6.19 1983 ****** 2.65 4.27 6.04 8.75 10.01 13.18 15.55 9.19 6.04 ****** ****** ****** 1984 ****** ****** ****** ****** 7.07 9.06 12.10 11.03 10.07 7.21 5.54 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 3.61 3.08 5.35 7.03 6.91 7.99 10.15 10.69 7.76 8.37 6.36 3.34 6.72 1995 4.18 4.11 4.56 6.21 8.63 9.13 11.56 12.35 9.70 6.63 4.52 ****** ****** 1996 3.55 3.92 4.12 4.87 7.63 7.22 9.97 10.30 8.45 6.26 4.82 4.75 6.32 1997 3.30 3.04 3.46 4.53 7.51 8.23 10.44 10.77 7.86 7.47 5.47 4.13 6.35 1998 3.20 3.38 4.36 5.13 7.24 8.93 10.42 10.49 8.42 5.63 4.69 3.59 6.29 1999 3.62 3.07 3.43 4.61 6.22 7.22 8.35 8.80 8.38 5.91 4.36 3.59 5.63 2000 2.44 2.74 3.13 5.42 6.00 6.42 7.81 7.24 6.99 6.09 5.10 4.28 5.30 2001 3.36 3.50 4.57 5.61 6.02 5.99 7.99 8.47 6.83 5.01 3.54 3.17 5.34 2002 2.22 2.66 4.12 5.30 6.70 7.14 10.57 9.85 7.33 6.36 4.79 3.00 5.84 2003 2.99 2.60 3.41 5.35 7.13 8.78 9.76 9.78 7.59 7.73 5.53 3.99 6.22 MEAN 3.19 3.16 4.10 5.50 7.14 8.08 10.30 10.47 8.17 6.67 4.95 3.73 6.28 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 -13.0 30 -15.2 2 -7.0 7 -3.0 18 4.5 3 10.0 9 15.2 28 11.0 19 6.2 21 ***** ** -1.4 26 -10.5 13 ***** 1981 -9.8 23 -8.2 2 -10.0 4 -16.0 2 0.4 17 7.0 6 8.8 22 9.2 28 6.2 30 3.2 17 -3.4 6 -3.4 8 -16.0 1982 -10.2 17 -15.0 19 -9.0 27 0.8 4 6.8 4 7.0 6 12.2 6 13.6 6 10.5 19 4.2 31 -8.0 30 -14.0 16 -15.0 1983 ***** ** -12.6 1 -9.0 1 1.5 1 8.0 6 10.5 29 13.0 29 11.5 31 7.0 30 3.5 8 ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** 1.0 1 12.0 1 16.5 29 14.0 15 10.5 15 4.0 21 -1.5 30 ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 -7.0 10 -9.0 19 -2.0 2 3.0 3 6.0 6 8.0 28 14.0 1 15.0 7 10.0 20 8.0 31 0.0 10 -10.0 6 -10.0 1995 -6.5 22 -3.0 10 -3.0 27 3.0 1 5.0 9 11.0 3 14.0 6 15.0 20 9.0 21 5.0 13 -2.0 12 ***** ** ***** 1996 -10.0 14 -9.0 3 -2.5 1 0.5 5 9.0 1 12.0 3 15.0 1 16.0 16 9.6 21 3.0 31 0.0 12 -1.0 20 -10.0 1997 -10.0 29 -10.0 1 -7.0 8 -2.0 11 3.0 6 10.0 7 15.0 6 16.0 22 8.0 14 6.0 23 -0.5 29 -5.0 21 -10.0 1998 -11.0 14 -9.0 20 -3.4 26 3.0 2 7.0 4 12.0 3 16.0 1 16.0 8 10.4 26 6.8 26 3.0 26 -2.0 24 -11.0 1999 -4.0 3 -6.0 4 -4.0 18 2.0 9 5.0 21 12.0 3 15.0 28 16.0 31 10.4 25 4.0 13 -6.0 28 -4.0 2 -6.0 2000 -12.0 17 -8.0 8 -7.8 15 2.4 11 7.0 9 11.0 13 14.0 11 15.8 30 12.0 27 4.8 29 -0.4 28 -4.0 22 -12.0 2001 -12.0 28 -8.8 1 -1.2 4 5.0 9 7.0 19 11.0 1 14.6 1 15.8 26 11.4 20 1.4 27 -6.4 20 -6.0 21 -12.0 2002 -10.0 27 -6.4 19 -3.8 10 2.6 13 4.2 6 9.6 7 14.4 1 14.0 30 11.6 16 4.6 31 -0.2 29 -11.0 27 -11.0 2003 -7.8 4 -7.2 12 -6.4 2 -0.6 1 3.6 8 7.0 6 14.2 2 15.2 25 11.4 24 2.8 31 -2.0 22 -6.4 27 -7.8 LOW. -13.0 30 -15.2 2 -10.0 4 -16.0 2 0.4 17 7.0 6 8.8 22 9.2 28 6.2 21 1.4 27 -8.0 30 -14.0 16 -16.0 YEAR 1980 1980 1981 1981 1981 1981 1981 1981 1980 2001 1982 1982 1981 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 10.0 28 7.8 1 17.5 30 22.0 22 26.0 23 32.2 4 35.2 28 33.0 7 32.0 4 ***** ** 17.0 13 17.6 6 ***** 1981 9.0 11 10.6 18 17.2 20 23.2 21 24.0 7 30.2 20 33.0 13 34.2 28 33.2 14 25.4 4 19.0 3 13.4 15 34.2 1982 10.2 9 9.8 3 14.0 23 23.2 22 27.2 20 28.8 14 35.5 14 30.2 29 31.0 9 25.6 5 13.0 5 1.2 4 35.5 1983 ***** ** 10.0 21 16.5 29 20.0 16 24.0 27 28.5 17 35.5 19 31.5 11 29.5 20 23.0 2 ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** 25.5 27 33.0 28 35.5 8 31.5 1 30.4 29 24.0 5 14.0 7 ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 9.6 5 11.0 26 18.0 27 26.0 22 25.0 23 32.0 16 31.0 30 32.0 15 27.5 12 26.0 14 18.0 1 10.0 2 32.0 1995 8.0 3 11.0 28 15.0 23 20.0 30 28.0 22 32.0 21 31.0 15 33.0 6 30.0 3 23.0 2 18.0 23 ***** ** ***** 1996 7.5 1 11.0 9 13.0 30 21.5 30 29.0 24 30.0 30 34.0 22 36.0 21 31.0 7 26.0 5 14.0 2 14.5 27 36.0 1997 12.0 6 9.0 18 12.0 23 25.5 25 27.5 29 30.5 28 33.0 28 32.5 14 32.0 2 26.5 6 18.2 5 15.0 8 33.0 1998 6.0 1 10.0 26 15.5 12 25.0 14 27.0 10 37.0 23 35.0 18 34.0 20 33.0 1 24.0 4 20.0 10 21.0 10 37.0 1999 10.0 31 13.0 28 14.0 7 25.5 30 33.0 30 35.0 24 34.5 20 37.0 25 29.0 2 27.0 1 19.5 19 11.0 30 37.0 2000 10.0 1 12.5 23 16.2 31 26.0 14 29.0 26 34.4 4 37.4 30 37.4 3 30.0 5 21.6 12 15.2 5 10.0 19 37.4 2001 8.2 13 12.4 26 23.0 29 26.0 24 31.0 28 33.0 5 35.0 27 37.5 7 30.0 8 26.8 15 17.6 5 12.2 30 37.5 2002 12.2 3 13.2 25 20.4 26 19.8 10 29.4 28 35.4 27 35.0 24 35.4 15 30.2 19 29.8 2 20.2 11 8.0 8 35.4 2003 12.6 13 11.6 3 13.0 7 25.8 5 26.4 16 30.4 17 35.0 8 39.6 12 32.6 6 27.6 26 16.8 3 12.8 18 39.6 HIG. 12.6 13 13.2 25 23.0 29 26.0 22 33.0 30 37.0 23 37.4 30 39.6 12 33.2 14 29.8 2 20.2 11 21.0 10 39.6 YEAR 2003 2002 2001 1994 1999 1998 2000 2003 1981 2002 2002 1998 2003 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 2.8 23 13.0 15 10.0 15 22.5 2 8.4 18 4.2 27 0.2 17 0.0 ** 6.4 21 ***** ** 32.0 19 24.0 12 ***** 1981 9.2 18 8.0 10 27.8 3 13.2 12 32.4 17 2.9 23 5.6 5 2.6 5 0.0 ** 8.4 10 17.6 29 6.0 25 32.4 1982 6.9 28 11.0 4 12.2 1 17.3 8 14.6 11 2.2 24 2.2 31 1.6 9 9.4 26 25.1 8 33.8 25 4.9 6 33.8 1983 ***** ** 2.7 19 9.4 30 19.2 20 10.6 17 4.5 28 1.8 21 5.0 30 4.0 15 0.0 ** ***** ** ***** ** ***** 1984 ***** ** ***** ** ***** ** ***** ** 32.0 21 2.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 28.0 2 ***** ** ***** 1985 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1986 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1987 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1988 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1989 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1990 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1991 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1992 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1993 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1994 19.0 31 12.0 17 9.0 11 34.0 1 12.0 13 19.2 28 0.0 ** 0.0 ** 5.0 8 7.8 26 32.0 6 10.0 30 34.0 1995 11.0 16 6.0 15 5.0 25 31.0 24 8.5 4 19.0 3 4.6 6 0.0 ** 10.0 20 4.0 12 14.0 3 ***** ** ***** 1996 11.1 30 18.0 9 14.0 19 19.0 13 10.5 21 1.0 11 12.3 30 0.0 ** 1.3 23 13.9 16 9.0 6 7.2 10 19.0 1997 21.5 16 17.0 26 27.0 28 9.0 9 9.2 19 5.2 6 15.8 6 0.0 ** 5.3 14 3.6 2 7.0 12 2.8 17 27.0 1998 7.4 12 0.8 8 24.4 17 14.4 20 22.7 12 3.7 3 0.5 5 1.6 1 2.4 25 4.3 9 2.0 22 11.8 30 24.4 1999 4.8 17 10.2 18 13.2 21 18.5 1 9.2 20 0.1 16 9.2 14 0.0 ** 0.7 16 10.6 12 2.2 26 0.3 14 18.5 2000 0.0 ** 6.3 13 19.5 24 0.0 ** 0.4 19 3.4 11 0.0 ** 0.0 ** 3.1 30 12.6 24 17.4 1 2.0 15 19.5 2001 6.3 25 5.7 14 21.0 9 13.0 9 22.0 3 0.8 19 0.0 ** 0.0 ** 0.0 ** 0.4 29 9.7 7 13.8 4 22.0 2002 5.1 23 7.3 12 10.3 18 22.1 2 10.6 9 0.6 20 1.1 17 0.0 ** 0.0 ** 1.7 4 17.2 25 3.5 20 22.1 2003 4.2 28 5.0 20 34.2 26 48.8 16 10.6 24 11.8 4 1.2 1 3.8 24 0.0 ** 21.5 29 18.0 10 13.2 3 48.8 HIG. 21.5 16 18.0 9 34.2 26 48.8 16 32.4 17 19.2 28 15.8 6 5.0 30 10.0 20 25.1 8 33.8 25 24.0 12 48.8 YEAR 1997 1996 2003 2003 1981 1994 1997 1983 1995 1982 1982 1980 2003 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1980 6.4 38.5 12.2 63.8 27.9 7.2 0.4 0.0 7.4 ****** 78.3 29.7 ****** 21.0 36.4 2.9 39.7 1981 18.6 11.2 95.3 79.5 79.5 12.7 5.6 2.6 0.0 24.2 58.3 15.3 402.8 31.1 42.6 2.0 24.3 1982 9.1 21.7 23.4 43.9 70.0 5.4 5.9 1.6 18.8 89.4 91.4 7.0 387.6 14.0 30.8 6.8 48.5 1983 ****** 3.1 23.5 45.5 43.8 13.1 1.8 6.4 4.0 0.0 ****** ****** ****** 18.8 72.5 8.6 0.0 1984 ****** ****** ****** ****** 101.0 3.5 0.0 0.0 0.0 0.0 76.0 ****** ****** ***** 57.9 0.0 42.1 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ***** ***** ***** ***** 1994 27.5 15.0 40.0 108.8 57.9 30.7 0.0 0.0 8.0 22.2 105.5 13.0 428.6 19.2 46.1 1.9 32.8 1995 16.5 19.5 13.0 108.6 28.3 31.7 4.6 0.0 14.5 6.5 19.3 ****** ****** 18.7 64.2 7.3 9.8 1996 48.2 30.5 59.7 47.2 28.3 1.0 15.3 0.0 1.3 17.9 10.7 29.6 289.7 47.8 26.4 5.7 20.1 1997 24.7 36.1 44.3 20.7 54.2 9.5 29.6 0.0 5.3 9.6 14.2 6.8 255.0 41.2 33.1 13.7 12.0 1998 25.8 0.8 42.2 53.2 52.9 3.7 0.7 1.6 2.4 4.3 3.2 13.9 204.7 33.6 53.6 2.3 10.5 1999 22.2 15.6 35.0 49.1 23.3 0.1 9.5 0.0 0.7 27.2 3.4 0.3 186.4 39.1 38.9 5.5 16.6 2000 0.0 10.9 27.4 0.0 0.4 3.4 0.0 0.0 3.5 39.2 45.9 8.6 139.3 27.5 2.7 2.5 67.3 2001 22.0 11.2 30.3 28.6 31.7 0.8 0.0 0.0 0.0 0.4 19.4 17.1 161.5 39.3 37.8 0.0 22.8 2002 18.4 14.4 37.7 78.7 54.1 0.6 2.7 0.0 0.0 1.9 30.1 16.3 254.9 27.7 52.3 1.1 18.9 2003 4.8 21.4 86.6 75.2 30.0 32.5 2.6 4.0 0.0 32.9 55.0 32.6 377.6 29.9 36.5 1.7 31.9 MEAN 18.8 17.9 40.8 57.3 45.6 10.4 5.2 1.1 4.4 19.7 43.6 15.9 280.7 27.6 40.4 3.8 28.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 7 11 3 8 8 2 2 0 2 *** 10 8 *** 1981 6 2 11 12 13 8 1 1 0 9 10 5 78 1982 8 7 9 11 20 4 8 2 8 13 8 4 102 1983 *** 2 5 7 13 7 1 2 3 0 *** *** *** 1984 *** *** *** *** 12 2 0 0 0 0 6 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 6 2 9 10 11 4 0 0 4 7 10 2 65 1995 3 7 5 10 7 5 2 0 4 5 4 *** *** 1996 12 5 9 7 7 2 4 1 1 5 3 9 65 1997 2 6 6 8 11 6 3 0 2 9 5 5 63 1998 8 1 6 11 12 1 7 1 1 1 4 5 58 1999 8 2 5 13 4 1 2 0 1 5 3 1 45 2000 0 3 4 0 1 1 0 0 2 12 8 6 37 2001 5 3 6 7 7 1 0 0 1 3 5 7 45 2002 8 3 8 15 15 1 6 0 0 2 6 10 74 2003 3 13 11 12 14 10 3 2 0 4 7 12 91 MEAN 6 5 7 9 10 4 3 1 2 5 6 6 64 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 2 7 2 7 7 2 0 0 2 *** 9 4 *** 1981 4 2 8 11 9 5 1 1 0 6 7 3 57 1982 2 3 4 8 13 3 3 1 3 10 7 1 58 1983 *** 1 5 5 9 4 1 2 1 0 *** *** *** 1984 *** *** *** *** 12 2 0 0 0 0 6 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 5 2 9 9 10 3 0 0 4 5 6 2 55 1995 3 7 4 10 6 5 1 0 3 2 4 *** *** 1996 11 3 8 6 6 1 2 0 1 3 2 7 50 1997 2 6 4 6 9 3 3 0 1 5 3 3 45 1998 6 0 5 9 10 1 0 1 1 1 2 1 37 1999 7 2 5 11 3 0 1 0 0 5 2 0 36 2000 0 3 4 0 0 1 0 0 1 5 6 5 25 2001 5 3 4 6 4 0 0 0 0 0 3 2 27 2002 4 2 7 11 13 0 1 0 0 1 6 5 50 2003 1 7 6 6 8 8 2 1 0 3 5 10 57 MEAN 4 3 5 8 8 3 1 0 1 3 5 4 45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 2 1 3 0 0 0 0 0 *** 3 1 *** 1981 0 0 4 3 2 0 0 0 0 0 3 0 12 1982 0 1 1 1 1 0 0 0 0 3 2 0 9 1983 *** 0 0 2 1 0 0 0 0 0 *** *** *** 1984 *** *** *** *** 3 0 0 0 0 0 3 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 1 1 0 5 3 1 0 0 0 0 4 1 16 1995 1 0 0 4 0 1 0 0 1 0 1 *** *** 1996 2 2 3 2 2 0 1 0 0 1 0 0 13 1997 1 1 1 0 0 0 2 0 0 0 0 0 5 1998 0 0 2 2 1 0 0 0 0 0 0 1 6 1999 0 1 1 1 0 0 0 0 0 2 0 0 5 2000 0 0 1 0 0 0 0 0 0 2 2 0 5 2001 0 0 1 1 1 0 0 0 0 0 0 1 4 2002 0 0 1 2 1 0 0 0 0 0 1 0 5 2003 0 0 3 2 1 1 0 0 0 1 2 1 11 MEAN 0 1 1 2 1 0 0 0 0 1 2 0 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 75 81 70 60 59 48 46 56 49 *** 77 81 *** 1981 78 81 77 76 74 69 55 58 45 61 70 79 69 1982 77 67 70 65 72 59 49 56 56 84 85 *** *** 1983 *** 76 78 70 72 57 53 71 61 58 *** *** *** 1984 *** *** *** *** 72 62 47 51 67 70 81 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 86 71 78 72 70 57 69 68 57 75 84 81 72 1995 83 78 70 73 74 71 68 59 54 67 66 *** *** 1996 81 76 80 66 68 51 53 51 50 61 72 73 65 1997 67 81 75 66 68 58 60 53 53 70 80 82 68 1998 82 82 79 60 66 49 59 55 52 49 57 58 62 1999 72 65 59 65 56 47 49 41 57 54 68 72 59 2000 70 68 61 60 51 38 41 41 48 67 77 82 59 2001 84 72 73 62 60 37 46 43 45 50 58 60 58 2002 56 58 72 73 71 51 57 54 43 56 66 75 61 2003 71 68 70 66 68 64 60 54 53 63 85 83 67 MEAN 76 73 72 67 67 55 54 54 53 63 73 75 65 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 68 74 59 49 46 34 42 42 39 *** 60 67 *** 1981 67 64 64 65 55 46 40 44 34 50 58 66 54 1982 65 56 57 50 55 42 39 41 44 72 75 82 57 1983 *** 71 56 51 56 47 48 55 42 43 *** *** *** 1984 *** *** *** *** 51 41 35 33 37 45 69 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 74 59 60 58 50 46 46 48 42 54 67 65 56 1995 72 64 56 61 49 48 46 46 48 53 53 *** *** 1996 72 62 63 53 51 39 40 43 44 46 57 62 53 1997 51 60 59 48 50 44 45 42 45 51 58 62 51 1998 70 66 58 48 49 38 42 41 42 41 47 47 49 1999 57 52 46 46 43 35 35 34 46 44 51 57 46 2000 59 55 46 45 36 28 27 28 37 50 60 66 45 2001 67 54 50 45 41 29 32 33 35 39 44 46 43 2002 42 41 52 55 51 34 40 39 33 44 50 61 45 2003 56 48 51 49 48 44 39 37 39 49 66 70 50 MEAN 63 59 56 52 49 40 40 40 40 49 58 63 51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 73 78 64 53 44 33 44 47 45 *** 73 82 *** 1981 79 75 71 60 58 48 41 41 35 54 68 80 59 1982 74 62 59 47 51 43 38 40 47 79 84 83 59 1983 *** 79 66 60 60 49 52 67 49 56 *** *** *** 1984 *** *** *** *** 60 42 41 47 54 57 81 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 82 66 68 52 45 40 38 42 46 67 82 76 59 1995 85 70 53 57 50 45 43 42 49 58 62 *** *** 1996 82 68 61 46 44 31 33 37 40 48 65 72 52 1997 65 65 62 39 47 36 38 36 45 61 77 79 54 1998 82 71 57 42 43 32 36 34 38 44 53 57 49 1999 70 47 43 41 35 28 30 28 41 49 61 65 45 2000 56 53 43 39 34 25 23 25 36 57 75 82 46 2001 79 61 49 45 38 24 27 28 32 42 50 55 44 2002 54 45 47 53 49 30 37 36 32 47 61 71 47 2003 64 49 51 51 47 43 33 35 38 56 77 79 52 MEAN 73 64 57 49 47 37 37 39 42 55 69 73 54 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 22 11 4 0 0 0 0 0 0 *** 0 5 *** 1981 23 10 2 3 0 0 0 0 0 0 0 0 38 1982 20 23 11 0 0 0 0 0 0 0 5 31 90 1983 *** 26 5 0 0 0 0 0 0 0 *** *** *** 1984 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 10 11 0 0 0 0 0 0 0 0 0 12 33 1995 5 0 0 0 0 0 0 0 0 0 0 *** *** 1996 15 6 0 0 0 0 0 0 0 0 0 0 21 1997 10 16 6 0 0 0 0 0 0 0 0 6 38 1998 21 20 0 0 0 0 0 0 0 0 0 0 41 1999 1 2 1 0 0 0 0 0 0 0 2 3 9 2000 16 9 2 0 0 0 0 0 0 0 0 2 29 2001 12 6 0 0 0 0 0 0 0 0 3 3 24 2002 21 5 0 0 0 0 0 0 0 0 0 16 42 2003 8 2 3 0 0 0 0 0 0 0 0 8 21 MEAN 14 11 2 0 0 0 0 0 0 0 1 7 35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 0 0 0 0 0 9 0 0 *** 0 0 *** 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 *** 0 0 0 0 0 5 1 0 0 *** *** *** 1984 *** *** *** *** 0 0 8 0 0 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 0 0 0 0 0 1 0 0 0 0 1 1995 0 0 0 0 0 0 1 4 0 0 0 *** *** 1996 0 0 0 0 0 0 12 4 0 0 0 0 16 1997 0 0 0 0 0 0 2 5 0 0 0 0 7 1998 0 0 0 0 0 3 6 7 1 0 0 0 17 1999 0 0 0 0 0 0 4 16 0 0 0 0 20 2000 0 0 0 0 0 0 13 5 0 0 0 0 18 2001 0 0 0 0 0 0 7 6 0 0 0 0 13 2002 0 0 0 0 0 0 4 2 0 0 0 0 6 2003 0 0 0 0 0 0 3 2 1 0 0 0 6 MEAN 0 0 0 0 0 0 5 4 0 0 0 0 9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 9 3 0 0 0 0 0 0 0 *** 0 1 *** 1981 4 0 1 1 0 0 0 0 0 0 0 0 6 1982 11 11 1 0 0 0 0 0 0 0 4 30 57 1983 *** 17 0 0 0 0 0 0 0 0 *** *** *** 1984 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 8 5 0 0 0 0 0 0 0 0 0 10 23 1995 3 0 0 0 0 0 0 0 0 0 0 *** *** 1996 10 2 0 0 0 0 0 0 0 0 0 0 12 1997 5 6 3 0 0 0 0 0 0 0 0 0 14 1998 4 6 0 0 0 0 0 0 0 0 0 0 10 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 7 1 0 0 0 0 0 0 0 0 0 0 8 2001 6 0 0 0 0 0 0 0 0 0 1 0 7 2002 6 0 0 0 0 0 0 0 0 0 0 12 18 2003 4 0 0 0 0 0 0 0 0 0 0 0 4 MEAN 6 4 0 0 0 0 0 0 0 0 0 4 14 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 0 0 0 0 3 27 11 5 *** 0 0 *** 1981 0 0 0 0 0 3 12 10 7 0 0 0 32 1982 0 0 0 0 0 0 14 2 1 0 0 0 17 1983 *** 0 0 0 0 0 12 6 0 0 *** *** *** 1984 *** *** *** *** 0 6 23 6 1 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 0 0 0 2 4 5 0 0 0 0 11 1995 0 0 0 0 0 3 13 18 2 0 0 *** *** 1996 0 0 0 0 0 1 23 14 2 0 0 0 40 1997 0 0 0 0 0 2 13 22 2 0 0 0 39 1998 0 0 0 0 0 15 23 24 3 0 0 0 65 1999 0 0 0 0 1 9 19 29 0 0 0 0 58 2000 0 0 0 0 0 8 31 24 1 0 0 0 64 2001 0 0 0 0 1 12 19 23 2 0 0 0 57 2002 0 0 0 0 0 10 21 19 1 0 0 0 51 2003 0 0 0 0 0 1 21 23 7 0 0 0 52 MEAN 0 0 0 0 0 5 18 16 2 0 0 0 41 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 *** 0 0 0 0 0 0 0 0 0 *** *** *** 1984 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 *** *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 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 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 *** 0 0 0 0 0 0 0 0 0 *** *** *** 1984 *** *** *** *** 0 0 0 0 0 0 0 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 *** *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 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 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 KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 -------------- 1980 31 29 18 2 0 0 0 0 0 *** 2 29 *** 11 26 4 18 1981 31 26 15 8 0 0 0 0 0 0 14 19 113 11 6 4 13 1982 30 28 31 0 0 0 0 0 0 0 18 31 138 11 9 3 31 1983 *** 28 14 0 0 0 0 0 0 0 *** *** *** 2 1 3 22 1984 *** *** *** *** 0 0 0 0 0 0 1 *** *** 11 30 11 30 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** ** ** ** ** 1994 27 26 4 0 0 0 0 0 0 0 1 28 86 11 10 3 9 1995 29 17 8 0 0 0 0 0 0 0 8 *** *** 11 12 3 28 1996 26 18 9 0 0 0 0 0 0 0 5 9 67 11 12 3 27 1997 23 28 26 5 0 0 0 0 0 0 1 21 104 11 29 4 13 1998 31 25 15 0 0 0 0 0 0 0 0 8 79 12 21 3 27 1999 26 20 10 0 0 0 0 0 0 0 7 30 93 11 12 3 28 2000 27 29 17 0 0 0 0 0 0 0 2 15 90 11 11 3 27 2001 30 23 3 0 0 0 0 0 0 0 10 13 79 11 18 3 12 2002 28 18 7 0 0 0 0 0 0 0 3 25 81 11 22 3 11 2003 29 24 14 1 0 0 0 0 0 0 9 19 96 11 15 4 1 MEAN 28 24 14 1 0 0 0 0 0 0 6 21 94 11 6 4 18 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 -2.5 -0.2 5.2 11.4 16.9 22.9 27.8 24.9 20.3 ****** 8.4 2.3 ****** 1981 -1.1 1.5 5.6 8.1 13.3 19.3 22.5 22.9 20.1 14.1 5.9 3.6 11.3 1982 -1.1 -3.5 2.4 12.5 16.1 20.8 24.3 23.1 20.5 12.1 2.3 -6.7 10.2 1983 ****** -4.2 4.7 10.9 16.5 21.4 25.6 23.7 19.9 12.8 ****** ****** ****** 1984 ****** ****** ****** ****** 13.6 21.6 27.0 23.8 21.0 14.3 6.7 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 -0.4 0.2 7.7 14.7 16.6 21.2 24.2 24.1 20.0 15.4 8.0 -0.1 12.6 1995 1.4 3.5 7.5 11.2 17.7 20.5 24.6 25.9 20.6 12.8 7.0 ****** ****** 1996 -0.7 3.0 4.9 10.5 18.3 21.4 25.8 25.2 21.1 14.7 7.2 6.0 13.1 1997 1.4 -0.6 2.4 11.1 17.0 21.9 24.9 25.8 19.2 14.9 7.7 2.8 12.4 1998 -1.5 -0.5 6.1 13.4 17.5 24.8 25.7 26.2 21.6 14.8 10.7 5.8 13.7 1999 2.0 4.5 6.7 11.9 17.9 23.2 24.8 27.5 20.6 14.9 6.6 2.9 13.6 2000 -0.4 0.9 5.2 14.4 18.8 23.3 27.9 26.3 21.2 13.0 6.5 2.5 13.3 2001 -0.6 2.9 9.4 14.1 17.3 24.0 26.1 26.6 21.7 14.2 6.2 3.4 13.8 2002 -1.0 3.0 8.1 10.8 15.8 23.3 26.1 25.3 22.8 16.3 8.5 -1.2 13.1 2003 0.7 1.9 4.2 11.9 17.2 21.7 26.1 26.1 20.9 16.6 6.9 1.8 13.0 MEAN -0.3 0.9 5.7 11.9 16.7 22.1 25.6 25.2 20.8 14.4 7.0 1.9 12.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 -7.0 -3.8 -1.8 1.6 5.4 6.7 13.8 12.7 7.2 ****** 2.9 -1.8 ****** 1981 -5.3 -3.2 0.2 1.9 5.8 9.2 9.7 10.7 4.9 4.8 -0.5 -0.8 3.1 1982 -5.7 -10.1 -4.5 3.0 7.6 8.9 10.2 10.2 9.1 8.2 -0.8 ****** ****** 1983 ****** -8.0 -2.0 2.9 8.8 10.4 14.2 16.1 8.7 2.8 ****** ****** ****** 1984 ****** ****** ****** ****** 5.6 9.5 11.9 10.1 9.8 5.2 2.9 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 -3.5 -6.0 1.7 6.5 6.8 8.8 12.7 13.4 8.0 8.2 4.0 -4.6 4.7 1995 -1.9 -1.9 -0.4 3.9 8.4 10.3 13.6 13.8 9.3 4.8 -0.6 ****** ****** 1996 -4.2 -2.5 -1.1 0.9 7.9 6.3 11.3 11.2 8.2 4.1 0.6 0.1 3.6 1997 -5.8 -6.0 -4.2 0.4 6.7 8.9 12.3 11.9 7.2 6.9 2.5 -1.8 3.2 1998 -5.1 -5.1 -0.7 2.2 7.1 9.5 12.3 12.0 8.3 2.6 0.7 -3.2 3.4 1999 -3.9 -4.9 -3.8 0.9 4.8 6.9 8.7 9.7 8.6 3.3 -1.1 -3.3 2.2 2000 -7.4 -6.7 -5.1 2.6 4.4 4.2 7.9 6.6 6.3 4.2 1.1 -1.4 1.4 2001 -4.3 -4.1 0.5 3.1 4.6 4.4 8.8 9.1 6.1 1.4 -3.9 -5.9 1.7 2002 -10.5 -7.7 -0.8 2.7 6.2 7.3 12.5 11.0 6.5 5.0 0.4 -6.4 2.2 2003 -6.0 -6.9 -4.0 2.2 7.1 10.1 12.1 11.4 7.1 7.1 2.6 -2.0 3.4 MEAN -5.4 -5.5 -1.9 2.5 6.5 8.1 11.5 11.3 7.7 4.9 0.8 -2.8 3.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 2.76 3.47 4.17 5.25 6.71 7.49 11.99 10.98 7.67 ****** 5.57 4.02 ****** 1981 3.07 3.60 4.65 5.39 6.83 8.69 8.94 9.54 6.49 6.38 4.39 4.26 6.02 1982 3.04 2.19 3.31 5.72 7.70 8.39 9.17 9.12 8.52 8.07 4.27 ****** ****** 1983 ****** 2.53 4.08 5.56 8.49 9.37 12.16 13.71 8.48 5.54 ****** ****** ****** 1984 ****** ****** ****** ****** 6.81 8.73 10.58 9.25 9.00 6.60 5.55 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 3.50 3.00 5.11 7.26 7.40 8.31 10.77 11.31 8.07 8.12 6.08 3.32 6.85 1995 3.98 3.98 4.49 6.13 8.37 9.28 11.41 11.70 8.72 6.36 4.51 ****** ****** 1996 3.43 3.83 4.20 4.97 7.91 7.32 9.96 9.89 8.10 6.19 4.84 4.61 6.27 1997 3.09 3.03 3.41 4.88 7.50 8.49 10.52 10.40 7.53 7.35 5.42 4.07 6.31 1998 3.12 3.21 4.37 5.35 7.47 8.75 10.53 10.33 8.08 5.48 4.76 3.54 6.25 1999 3.40 3.28 3.45 4.86 6.38 7.32 8.24 8.88 8.26 5.87 4.28 3.56 5.65 2000 2.70 2.76 3.22 5.51 6.16 6.18 7.85 7.36 7.11 6.06 4.89 4.06 5.32 2001 3.35 3.36 4.70 5.65 6.29 6.20 8.24 8.51 6.93 5.09 3.58 3.06 5.41 2002 2.12 2.68 4.36 5.54 6.95 7.57 10.62 9.70 7.17 6.45 4.65 2.99 5.90 2003 2.91 2.75 3.45 5.40 7.55 9.16 10.38 9.89 7.41 7.47 5.54 3.96 6.32 MEAN 3.11 3.12 4.07 5.54 7.23 8.08 10.09 10.04 7.84 6.50 4.88 3.77 6.19 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 3.80 4.77 5.74 7.25 9.26 10.36 16.49 15.11 10.59 ****** 7.68 5.54 ****** 1981 4.22 4.95 6.41 7.43 9.42 11.97 12.33 13.15 8.98 8.81 6.05 5.86 8.30 1982 4.18 3.02 4.57 7.90 10.62 11.58 12.66 12.58 11.75 11.09 5.87 ****** ****** 1983 ****** 3.47 5.62 7.67 11.68 12.91 16.71 18.79 11.69 7.65 ****** ****** ****** 1984 ****** ****** ****** ****** 9.38 12.05 14.58 12.77 12.41 9.10 7.63 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 4.82 4.13 7.04 10.01 10.20 11.48 14.84 15.56 11.14 11.18 8.36 4.56 9.44 1995 5.48 5.49 6.19 8.44 11.53 12.79 15.70 16.09 12.03 8.77 6.22 ****** ****** 1996 4.72 5.27 5.79 6.85 10.90 10.11 13.74 13.64 11.19 8.54 6.67 6.34 8.65 1997 4.26 4.17 4.70 6.74 10.34 11.71 14.50 14.34 10.40 10.13 7.47 5.60 8.70 1998 4.29 4.42 6.03 7.39 10.30 12.09 14.52 14.25 11.16 7.58 6.57 4.89 8.62 1999 4.68 4.52 4.77 6.71 8.82 10.13 11.40 12.28 11.40 8.10 5.90 4.91 7.80 2000 3.72 3.81 4.44 7.62 8.52 8.56 10.88 10.19 9.83 8.36 6.74 5.59 7.36 2001 4.60 4.64 6.48 7.80 8.69 8.60 11.41 11.77 9.60 7.03 4.94 4.23 7.48 2002 2.92 3.69 6.02 7.64 9.58 10.46 14.65 13.38 9.92 8.91 6.42 4.11 8.14 2003 4.01 3.79 4.75 7.46 10.41 12.63 14.32 13.65 10.24 10.30 7.62 5.44 8.72 MEAN 4.28 4.29 5.61 7.64 9.98 11.16 13.92 13.84 10.82 8.97 6.72 5.19 8.53 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 1.50 1.37 3.59 6.73 10.44 18.23 21.64 17.22 14.09 ****** 3.66 2.00 ****** 1981 1.55 2.01 3.15 4.33 6.42 11.19 16.03 15.70 15.50 7.70 3.61 2.18 7.45 1982 1.71 1.87 3.02 7.30 8.20 13.71 18.54 16.26 13.07 3.38 1.59 ****** ****** 1983 ****** 1.26 3.29 5.79 7.41 13.08 16.65 11.35 12.39 7.54 ****** ****** ****** 1984 ****** ****** ****** ****** 6.64 14.69 22.00 17.55 13.21 7.89 2.43 ****** ****** 1985 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1987 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1988 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1989 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1990 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1991 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1992 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1993 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1994 1.22 2.27 3.84 7.25 9.38 14.58 15.95 15.19 12.59 6.74 2.64 1.68 7.78 1995 1.42 2.52 4.44 5.15 9.57 12.12 16.01 18.14 13.47 6.47 4.27 ****** ****** 1996 1.24 2.59 3.06 6.30 10.82 16.25 20.45 19.32 14.70 8.65 3.73 3.17 9.19 1997 2.80 1.90 2.76 7.42 9.78 15.53 17.93 19.86 12.66 7.41 3.24 2.10 8.62 1998 1.29 1.69 3.73 8.68 10.32 20.32 19.48 20.90 15.63 9.82 6.57 4.70 10.26 1999 2.47 4.15 5.37 7.81 12.82 19.30 21.05 25.39 13.87 9.88 4.29 2.84 10.77 2000 2.46 2.94 4.82 9.37 13.74 21.08 27.89 25.11 16.02 7.00 3.16 1.83 11.29 2001 1.47 3.12 5.91 8.83 11.70 22.03 23.36 24.18 17.23 9.97 5.12 3.76 11.39 2002 2.97 4.18 5.24 5.64 9.31 18.95 19.93 19.88 18.58 10.34 5.13 1.73 10.16 2003 2.42 3.42 3.76 7.00 9.84 14.16 20.40 21.05 15.49 9.21 2.69 1.71 9.26 MEAN 1.89 2.52 4.00 6.97 9.76 16.35 19.82 19.14 14.57 8.00 3.72 2.52 9.10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 72 78 64 54 50 38 44 49 45 *** 70 76 *** 1981 75 73 70 67 62 54 45 48 38 55 65 75 61 1982 72 61 62 54 59 48 42 45 49 78 81 *** *** 1983 *** 74 66 60 63 51 51 64 51 52 *** *** *** 1984 *** *** *** *** 61 48 41 44 53 58 77 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 81 65 69 61 55 48 51 53 48 65 78 74 62 1995 80 71 60 64 58 55 52 49 50 59 60 *** *** 1996 78 69 68 55 54 40 42 44 45 52 65 69 57 1997 61 69 65 51 55 46 48 44 48 61 72 74 58 1998 78 73 65 50 53 40 46 43 44 45 52 54 54 1999 66 55 49 51 45 37 38 34 48 49 60 65 50 2000 61 59 50 48 40 31 30 31 40 58 70 77 50 2001 77 62 57 51 46 30 35 35 38 43 50 54 48 2002 51 48 57 61 57 38 45 43 36 49 59 69 51 2003 64 55 58 55 54 50 44 42 43 56 76 77 56 MEAN 70 65 61 56 54 44 44 45 45 56 67 69 56 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 79 85 77 68 64 49 53 59 56 *** 80 86 *** 1981 83 83 81 77 76 70 56 58 46 63 74 85 71 1982 80 69 72 67 72 60 50 56 57 86 88 *** *** 1983 *** 82 80 72 73 60 61 75 64 64 *** *** *** 1984 *** *** *** *** 73 61 50 57 70 74 85 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 89 78 79 74 71 58 69 68 59 76 88 85 75 1995 88 80 73 76 76 72 68 60 57 69 71 *** *** 1996 85 79 83 68 70 52 54 52 52 63 74 79 68 1997 72 83 77 69 69 59 61 55 57 73 82 87 70 1998 87 84 80 61 67 50 59 57 54 50 60 63 64 1999 74 71 61 66 58 47 49 42 58 57 72 75 61 2000 71 70 63 63 52 39 41 43 49 68 81 86 61 2001 86 74 75 65 60 38 46 43 45 51 60 65 59 2002 61 61 73 75 72 51 58 56 44 58 68 77 63 2003 75 71 71 70 70 65 60 55 54 67 87 87 69 MEAN 79 76 75 69 68 55 56 56 55 66 76 80 68 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1980 65 70 53 42 38 28 34 39 36 *** 58 66 *** 1981 65 62 61 57 51 42 37 40 32 47 57 64 51 1982 62 54 54 44 49 38 36 38 42 70 74 *** *** 1983 *** 64 54 47 54 43 41 54 39 42 *** *** *** 1984 *** *** *** *** 50 37 32 32 35 41 67 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 73 55 58 49 43 38 38 42 40 53 66 63 52 1995 70 61 49 53 45 42 41 41 45 52 51 *** *** 1996 71 60 56 44 42 30 33 36 38 43 55 58 47 1997 50 56 56 37 42 35 37 35 40 48 58 59 46 1998 67 63 53 39 41 31 34 33 36 40 44 44 44 1999 56 41 40 39 32 28 29 27 40 41 48 54 40 2000 52 49 39 34 31 24 22 23 32 48 59 65 40 2001 67 51 45 40 35 23 26 28 31 36 41 43 39 2002 39 37 45 50 44 28 35 34 30 41 50 60 41 2003 54 41 47 44 42 39 33 33 36 47 63 68 46 MEAN 61 55 51 44 43 34 34 36 37 46 57 59 46 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 1980 0 2 1 5 2 0 0 0 1 *** 4 1 *** 1981 2 1 6 7 5 0 1 0 0 2 5 1 30 1982 1 2 2 3 5 0 0 0 1 6 5 0 25 1983 *** 0 2 3 3 0 0 1 0 0 *** *** *** 1984 *** *** *** *** 7 0 0 0 0 0 3 *** *** 1985 *** *** *** *** *** *** *** *** *** *** *** *** *** 1986 *** *** *** *** *** *** *** *** *** *** *** *** *** 1987 *** *** *** *** *** *** *** *** *** *** *** *** *** 1988 *** *** *** *** *** *** *** *** *** *** *** *** *** 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** *** *** *** 1992 *** *** *** *** *** *** *** *** *** *** *** *** *** 1993 *** *** *** *** *** *** *** *** *** *** *** *** *** 1994 1 1 5 6 5 3 0 0 1 3 5 1 31 1995 1 2 1 4 3 2 0 0 1 0 1 *** *** 1996 4 2 7 3 2 0 1 0 0 1 1 3 24 1997 1 2 2 2 6 1 2 0 1 0 1 0 18 1998 1 0 2 5 3 0 0 0 0 0 0 1 12 1999 0 2 3 2 3 0 1 0 0 2 0 0 13 2000 0 1 1 0 0 0 0 0 0 4 3 0 9 2001 2 1 2 2 2 0 0 0 0 0 2 1 12 2002 1 2 3 5 4 0 0 0 0 0 2 0 17 2003 0 1 3 3 2 1 0 0 0 2 5 1 18 MEAN 1 1 3 4 3 0 0 0 0 1 3 1 17 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. HIGHEST AND LOWEST LIMITS FOR 24 YEARS DURING 1980-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 8.4 8.0 12.0 21.4 22.0 25.4 27.0 26.4 24.4 19.0 13.6 10.4 1 YEAR - DAY 2003- 7 1999- 3 1994-28 1997-27 1999-31 1998-22 1980-25 1999- 2 1998- 1 1981- 2 2002-11 1996-28 LOW. DRY 03 -13.0 -14.2 -8.4 -14.8 2.8 9.0 12.4 12.4 6.2 3.4 -7.0 -11.0 2 YEAR - DAY 1980-30 1982-19 1981- 4 1981- 2 1984- 1 2003- 6 1981-22 1981-28 1981-30 1996-31 1982-30 2002-27 HIG. WET 03 3.6 4.4 8.2 14.0 17.0 19.0 21.0 20.6 17.6 14.0 9.0 6.2 3 YEAR - DAY 1996- 4 1996-20 1980-29 1994-24 1994-26 1995-24 1997-15 1983- 3 1994- 2 1995- 3 1994- 4 1996- 7 LOW. WET 03 -13.9 -15.0 -9.8 -14.8 0.0 5.4 7.8 7.2 2.0 0.0 -8.2 -12.0 4 YEAR - DAY 1980-30 1982-19 2000-15 1981- 2 1984- 1 1982- 6 1981-25 1981-30 1981-30 2001-27 2001-20 2002-27 HIG. DRY 09 10.8 12.8 22.4 24.0 28.4 31.6 34.8 36.4 31.6 26.2 18.8 15.0 5 YEAR - DAY 2002- 3 2002-26 2001-29 1994-23 1996-24 1994-16 1983-19 2000- 3 2003- 6 2003-26 2002-11 1980- 6 LOW. DRY 09 -6.8 -9.2 -4.0 -9.6 5.4 9.6 16.9 18.6 10.0 6.4 -3.2 -8.2 6 YEAR - DAY 1980-16 1983- 3 1997- 7 1981- 1 1984- 5 1994-28 1999-14 1983-29 1995-20 1982- 8 2001-18 1982-12 HIG. WET 09 6.6 7.2 13.5 18.0 19.8 21.0 25.0 25.4 21.4 17.8 13.0 10.4 7 YEAR - DAY 1994- 5 2002-26 1980-27 1994-23 1995-22 1995-21 1980-20 1983- 3 1995-11 2003-26 1994- 3 1980- 7 LOW. WET 09 -7.9 -9.3 -5.0 -9.4 1.2 8.0 11.4 13.4 9.4 4.0 -4.6 -8.6 8 YEAR - DAY 1980-16 1983- 3 1997- 7 1981- 1 1984- 6 1994-28 1999-14 1984-25 1997-14 2001-26 2001-18 1982-12 HIG. DRY 15 8.6 10.2 19.4 25.4 31.0 35.0 35.6 37.0 31.0 26.2 15.4 18.6 9 YEAR - DAY 1997- 6 2000-24 2001-29 1997-25 1999-30 1998-23 2000-30 2003-12 1998- 1 2002- 2 1998- 9 1998-10 LOW. DRY 15 -9.8 -9.8 -4.2 -10.8 6.2 10.4 16.8 17.0 11.0 3.0 -4.0 -9.8 10 YEAR - DAY 2000-17 1983- 3 1982-26 1981- 1 2003- 7 1994-28 1997- 6 1983-29 1995-20 1999-31 1982-28 1982- 2 HIG. WET 15 5.2 5.4 10.4 16.4 21.4 21.8 27.2 24.4 21.0 18.4 12.0 8.2 11 YEAR - DAY 1995-16 1999-27 1980-28 1997-27 1997-16 1981-22 1980-20 1983-19 1983-12 1984- 6 1994- 4 1998-10 LOW. WET 15 -11.0 -10.4 -5.4 -10.8 5.2 6.6 11.0 13.4 6.8 1.6 -5.6 -10.2 12 YEAR - DAY 2000-17 1982-17 1982-26 1981- 1 2003- 7 1981- 5 1981-23 1981- 2 1981-30 2001-26 2001-19 1982- 2 HIG. MIN. 4.0 5.0 11.0 18.0 20.0 25.0 24.0 25.0 22.8 17.0 9.5 9.8 13 YEAR - DAY 2000- 5 1996-21 1994-28 1998-16 1999-31 1998-22 1996-25 1999-11 1998- 1 1999- 6 1994- 4 1998-11 LOW. MIN. -13.0 -15.2 -10.0 -16.0 0.4 7.0 8.8 9.2 6.2 1.4 -8.0 -14.0 14 YEAR - DAY 1980-30 1980- 2 1981- 4 1981- 2 1981-17 1981- 6 1981-22 1981-28 1980-21 2001-27 1982-30 1982-16 HIG. MAX. 12.6 13.2 23.0 26.0 33.0 37.0 37.4 39.6 33.2 29.8 20.2 21.0 15 YEAR - DAY 2003-13 2002-25 2001-29 1994-22 1999-30 1998-23 2000-30 2003-12 1981-14 2002- 2 2002-11 1998-10 LOW. MAX. -5.0 -7.6 -2.0 0.0 9.0 11.0 20.5 20.5 13.0 6.4 -3.0 -8.2 16 YEAR - DAY 1980-16 1983- 3 1997- 7 1981- 1 1984- 5 1994-28 1999-14 1983-30 1995-20 1982- 8 2001-18 1982-12 HIG. PPTN 21.5 18.0 34.2 48.8 32.4 19.2 15.8 5.0 10.0 25.1 33.8 24.0 17 YEAR - DAY 1997-16 1996- 9 2003-26 2003-16 1981-17 1994-28 1997- 6 1983-30 1995-20 1982- 8 1982-25 1980-12 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 24 YEARS DURING 1980-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 14.2 13.0 15.2 14.6 13.6 14.2 13.8 15.2 15.2 16.0 13.2 13.4 18 YEAR - DAY 1982-10 2001- 2 1981- 4 1981- 3 1997- 6 1982- 6 1984- 3 1981-28 2003- 6 1984-19 2002-19 1980- 7 DRY 15 - DRY 09 9.6 9.2 12.0 8.2 9.8 11.6 10.8 10.4 12.0 9.0 11.8 10.0 19 YEAR - DAY 1982-10 2002-26 1980- 6 1980-30 1981-14 2001-21 1984-11 2002-17 1981-14 1994-14 1997- 5 1980- 7 DRY 15 - DRY 03 12.0 12.0 14.8 15.8 14.6 15.8 16.6 17.4 14.2 13.2 9.6 12.6 20 YEAR - DAY 2002-31 2000-23 1999- 7 1982-24 1999-28 1996- 3 1981-13 1981-28 1981-17 1999-17 2002-18 1998-10 WET 09 - WET 03 11.0 10.2 13.4 11.8 10.4 10.8 10.8 10.6 10.8 10.0 10.6 11.4 21 YEAR - DAY 1998-16 1982-19 1981- 4 1981- 3 1998-22 1996- 3 1980-20 1997-27 1980-19 1984-20 1984-30 1980- 1 WET 15 - WET 09 10.0 5.6 8.6 7.4 9.0 7.6 7.8 5.4 9.2 6.4 7.0 6.6 22 YEAR - DAY 2000- 1 1980- 1 1980- 6 1980-12 1981-22 1981-12 1980-13 1981- 2 1981-14 2003-27 1984-29 1981-15 WET 15 - WET 03 8.3 8.2 10.4 12.0 10.4 10.0 13.0 10.6 9.8 8.0 8.0 10.2 23 YEAR - DAY 1980-21 1998-22 1995- 5 1981- 2 1997-16 1999- 3 1980-20 1997-27 1983-12 1998- 4 2002-18 1980- 1 DAY BY DAY DRY 03 14.0 11.4 12.6 11.8 9.6 7.0 6.2 6.4 9.4 9.6 9.4 9.4 24 YEAR - DAY 1980-30 1999- 4 2001- 4 1981- 2 1981-19 1996- 4 2003- 3 1984-24 1997-23 1995- 4 2001-18 2001-21 DAY BY DAY WET 03 13.7 10.0 9.8 11.8 8.4 10.4 8.0 7.6 8.6 10.6 8.8 9.8 25 YEAR - DAY 1980-30 1999-21 1997-20 1981- 2 1981-19 1996- 4 1997-16 1997-28 1980-24 1995- 4 1995-12 2001-21 DAY BY DAY DRY 09 7.0 11.0 11.0 12.8 13.6 10.4 9.8 7.4 9.8 11.8 16.4 8.6 26 YEAR - DAY 1980-30 1980- 1 1981-31 2000- 9 1999-20 2001-22 1984-11 2000- 4 1995-20 2002- 4 2001-18 1980-12 DAY BY DAY WET 09 6.8 9.9 9.2 9.6 9.6 8.6 9.4 6.0 7.4 7.2 9.6 8.8 27 YEAR - DAY 1980-30 1980- 1 1982-25 1981- 3 1984- 7 1996- 5 1984-11 1999-26 1981-15 2001- 1 2001-18 2003-11 DAY BY DAY DRY 15 12.0 8.2 13.0 10.4 12.4 11.8 10.2 11.6 12.0 9.2 11.0 11.2 28 YEAR - DAY 1980-29 1996- 2 2000-28 2001-25 2003- 7 1997- 6 1981-19 2002-17 1997-13 1999-12 2001-18 1980-12 DAY BY DAY WET 15 9.6 9.0 10.0 9.0 8.8 8.0 9.6 6.4 6.8 7.0 8.4 9.4 29 YEAR - DAY 1980-29 1996- 2 1982-25 1997-28 1997-16 1981- 6 1980-13 1981-17 1983-13 2001-26 2001-18 1980-12 DAY BY DAY MIN. 13.0 9.0 9.6 11.4 8.8 6.0 6.3 6.8 8.4 8.0 8.2 9.4 30 YEAR - DAY 1980-30 1980- 9 2001- 4 1981- 2 1981-17 1996- 4 1980-28 1981-28 1981- 3 1995- 4 2001-18 2001-21 DAY BY DAY MAX. 9.8 12.8 12.2 9.0 12.0 9.0 6.0 7.5 8.2 9.0 16.4 12.5 31 YEAR - DAY 1980-30 1983-22 1981-31 2000- 9 2001-29 1994-29 1983-21 1996-22 1980-23 2001-26 2001-18 1998- 2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.9 0.0 5.1 11.0 15.4 20.6 25.7 22.9 19.1 ***** 8.4 2.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -6.3 -3.7 0.5 6.1 9.6 13.6 19.6 16.2 11.9 ***** 4.1 -2.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.5 3.5 9.6 16.0 21.3 27.7 31.8 29.6 26.3 ***** 12.7 7.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.8 7.2 9.1 9.9 11.7 14.1 12.2 13.4 14.4 ***** 8.6 9.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.35 3.11 3.69 4.78 6.37 7.46 9.37 9.47 6.47 ***** 5.11 3.41 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.22 3.84 4.61 5.46 7.11 7.50 12.82 11.19 8.26 ***** 5.85 4.52 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.72 3.45 4.21 5.52 6.64 7.51 13.79 12.28 8.29 ***** 5.77 4.18 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -15.2 -7.0 -3.0 4.5 10.0 15.2 11.0 6.2 ***** -1.4 -10.5 ****** DAY 30 2 7 18 3 9 28 19 21 ** 26 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 7.8 17.5 22.0 26.0 32.2 35.2 33.0 32.0 ***** 17.0 17.6 ****** DAY 28 1 30 22 23 4 28 7 4 ** 13 6 24 HOUR MAXIMUM PRECIPITATION IN MM. 2.8 13.0 10.0 22.5 8.4 4.2 0.2 0.0 6.4 ***** 32.0 24.0 ****** DAY 23 15 15 2 18 27 17 ** 21 ** 19 12 MONTHLY TOTAL PRECIPITATION IN MM. 6.4 38.5 12.2 63.8 27.9 7.2 0.4 0.0 7.4 ***** 78.3 29.7 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 21.0 36.4 2.9 39.7 NO. OF DAYS WITH PRECIPITATION. 7 11 3 8 8 2 2 0 2 *** 10 8 *** NO. OF DAYS PRECIPITATION EQUAL 2 7 2 7 7 2 0 0 2 *** 9 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 3 0 0 0 0 0 *** 3 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 75 81 70 60 59 48 46 56 49 *** 77 81 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 68 74 59 49 46 34 42 42 39 *** 60 67 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 78 64 53 44 33 44 47 45 *** 73 82 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 22 11 4 0 0 0 0 0 0 *** 0 5 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 9 0 0 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 9 3 0 0 0 0 0 0 0 *** 0 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 27 11 5 *** 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 29 18 2 0 0 0 0 0 *** 2 29 *** DATE OF START AND END FREEZING START = 26 NOV. END = 18 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -0.8 1.7 5.7 7.7 13.0 19.1 21.8 21.8 19.3 14.1 6.3 3.7 11.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.3 -3.1 0.3 2.2 6.6 12.0 14.5 14.2 11.5 8.7 1.5 -0.3 5.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.7 6.4 11.2 13.3 19.5 26.2 29.3 29.4 27.0 19.4 11.2 7.6 17.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.0 9.5 10.9 11.1 12.9 14.2 14.8 15.2 15.5 10.7 9.7 7.9 11.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.67 3.27 3.87 4.66 6.22 8.27 7.93 8.01 5.64 5.78 3.93 3.86 5.34 MEAN OF MIXING RATIO AT 09 GMT. 3.36 3.86 5.23 6.11 7.26 8.98 9.92 10.67 7.37 7.14 4.87 4.51 6.61 MEAN OF MIXING RATIO AT 15 GMT. 3.17 3.66 4.86 5.40 7.03 8.81 8.96 9.76 6.47 6.23 4.36 4.41 6.09 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.8 -8.2 -10.0 -16.0 0.4 7.0 8.8 9.2 6.2 3.2 -3.4 -3.4 -16.0 DAY 23 2 4 2 17 6 22 28 30 17 6 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.0 10.6 17.2 23.2 24.0 30.2 33.0 34.2 33.2 25.4 19.0 13.4 34.2 DAY 11 18 20 21 7 20 13 28 14 4 3 15 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.2 8.0 27.8 13.2 32.4 2.9 5.6 2.6 0.0 8.4 17.6 6.0 32.4 DAY 18 10 3 12 17 23 5 5 ** 10 29 25 MONTHLY TOTAL PRECIPITATION IN MM. 18.6 11.2 95.3 79.5 79.5 12.7 5.6 2.6 0.0 24.2 58.3 15.3 402.8 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.1 42.6 2.0 24.3 NO. OF DAYS WITH PRECIPITATION. 6 2 11 12 13 8 1 1 0 9 10 5 78 NO. OF DAYS PRECIPITATION EQUAL 4 2 8 11 9 5 1 1 0 6 7 3 57 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 4 3 2 0 0 0 0 0 3 0 12 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 78 81 77 76 74 69 55 58 45 61 70 79 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 64 64 65 55 46 40 44 34 50 58 66 54 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 75 71 60 58 48 41 41 35 54 68 80 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 23 10 2 3 0 0 0 0 0 0 0 0 38 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 4 0 1 1 0 0 0 0 0 0 0 0 6 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 12 10 7 0 0 0 32 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 26 15 8 0 0 0 0 0 0 14 19 113 DATE OF START AND END FREEZING START = 6 NOV. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. -1.0 -3.4 2.2 11.5 15.4 19.5 22.9 21.9 19.8 11.9 2.3 -7.1 9.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.8 -8.1 -3.4 4.8 9.9 13.2 16.6 16.3 14.2 7.9 -0.8 -9.3 4.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.7 1.1 7.9 18.2 21.0 25.8 29.2 27.4 25.3 15.8 5.2 -5.0 14.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.5 9.2 11.3 13.4 11.1 12.6 12.6 11.1 11.1 7.9 6.0 4.3 9.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.79 1.97 2.78 4.74 7.33 7.80 8.16 8.38 7.28 7.18 4.02 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.24 2.34 3.73 6.45 8.19 8.64 9.92 9.36 9.21 8.63 4.35 2.46 6.38 MEAN OF MIXING RATIO AT 15 GMT. 3.10 2.26 3.43 5.97 7.59 8.72 9.43 9.61 9.06 8.40 4.44 2.24 6.19 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.2 -15.0 -9.0 0.8 6.8 7.0 12.2 13.6 10.5 4.2 -8.0 -14.0 -15.0 DAY 17 19 27 4 4 6 6 6 19 31 30 16 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.2 9.8 14.0 23.2 27.2 28.8 35.5 30.2 31.0 25.6 13.0 1.2 35.5 DAY 9 3 23 22 20 14 14 29 9 5 5 4 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.9 11.0 12.2 17.3 14.6 2.2 2.2 1.6 9.4 25.1 33.8 4.9 33.8 DAY 28 4 1 8 11 24 31 9 26 8 25 6 MONTHLY TOTAL PRECIPITATION IN MM. 9.1 21.7 23.4 43.9 70.0 5.4 5.9 1.6 18.8 89.4 91.4 7.0 387.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 14.0 30.8 6.8 48.5 NO. OF DAYS WITH PRECIPITATION. 8 7 9 11 20 4 8 2 8 13 8 4 102 NO. OF DAYS PRECIPITATION EQUAL 2 3 4 8 13 3 3 1 3 10 7 1 58 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 1 1 0 0 0 0 3 2 0 9 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 77 67 70 65 72 59 49 56 56 84 85 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 65 56 57 50 55 42 39 41 44 72 75 82 57 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 74 62 59 47 51 43 38 40 47 79 84 83 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 20 23 11 0 0 0 0 0 0 0 5 31 90 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 11 11 1 0 0 0 0 0 0 0 4 30 57 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 14 2 1 0 0 0 17 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 28 31 0 0 0 0 0 0 0 18 31 138 DATE OF START AND END FREEZING START = 9 NOV. END = 31 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** -4.4 4.0 10.4 15.8 19.9 23.6 22.1 18.2 12.2 ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** -7.8 -0.0 5.8 11.2 14.7 17.9 16.5 12.0 6.5 ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** -1.0 8.1 15.1 20.3 25.0 29.3 27.7 24.6 17.9 ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** 6.8 8.1 9.3 9.1 10.3 11.4 11.2 12.6 11.4 ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** 2.21 3.94 5.15 7.97 8.39 10.32 11.78 7.39 4.81 ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** 2.68 4.02 5.50 8.74 9.70 12.98 13.81 8.85 5.78 ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** 2.65 4.27 6.04 8.75 10.01 13.18 15.55 9.19 6.04 ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** -12.6 -9.0 1.5 8.0 10.5 13.0 11.5 7.0 3.5 ***** ***** ****** DAY ** 1 1 1 6 29 29 31 30 8 ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** 10.0 16.5 20.0 24.0 28.5 35.5 31.5 29.5 23.0 ***** ***** ****** DAY ** 21 29 16 27 17 19 11 20 2 ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** 2.7 9.4 19.2 10.6 4.5 1.8 5.0 4.0 0.0 ***** ***** ****** DAY ** 19 30 20 17 28 21 30 15 ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** 3.1 23.5 45.5 43.8 13.1 1.8 6.4 4.0 0.0 ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 18.8 72.5 8.6 0.0 NO. OF DAYS WITH PRECIPITATION. *** 2 5 7 13 7 1 2 3 0 *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** 1 5 5 9 4 1 2 1 0 *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** 0 0 2 1 0 0 0 0 0 *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** 76 78 70 72 57 53 71 61 58 *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** 71 56 51 56 47 48 55 42 43 *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** 79 66 60 60 49 52 67 49 56 *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 26 5 0 0 0 0 0 0 0 *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 5 1 0 0 *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 17 0 0 0 0 0 0 0 0 *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 12 6 0 0 *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 0 0 0 0 *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** 0 0 0 0 0 0 0 0 0 *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** 28 14 0 0 0 0 0 0 0 *** *** *** DATE OF START AND END FREEZING START = 1 FEB. END = 22 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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.***** ***** ***** ***** 13.4 21.2 25.7 22.5 20.0 13.7 7.1 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 9.1 15.4 19.3 16.3 13.4 8.1 3.4 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 17.7 27.0 32.1 28.7 26.7 19.1 10.8 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** 8.6 11.6 12.8 12.4 13.3 11.0 7.4 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** 6.60 8.42 8.96 8.03 8.70 5.87 4.79 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** 6.75 8.74 10.67 8.71 8.23 6.72 6.32 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** 7.07 9.06 12.10 11.03 10.07 7.21 5.54 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** 1.0 12.0 16.5 14.0 10.5 4.0 -1.5 ***** ****** DAY ** ** ** ** 1 1 29 15 15 21 30 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** 25.5 33.0 35.5 31.5 30.4 24.0 14.0 ***** ****** DAY ** ** ** ** 27 28 8 1 29 5 7 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** 32.0 2.0 0.0 0.0 0.0 0.0 28.0 ***** ****** DAY ** ** ** ** 21 1 ** ** ** ** 2 ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** 101.0 3.5 0.0 0.0 0.0 0.0 76.0 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 57.9 0.0 42.1 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** 12 2 0 0 0 0 6 *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 12 2 0 0 0 0 6 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** 3 0 0 0 0 0 3 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** 72 62 47 51 67 70 81 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** 51 41 35 33 37 45 69 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** 60 42 41 47 54 57 81 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 8 0 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 6 23 6 1 0 0 *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** 0 0 0 0 0 0 0 *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** 0 0 0 0 0 0 1 *** *** DATE OF START AND END FREEZING START = 30 NOV. END = 30 NOV. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 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 KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C.***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** ***** ***** ***** NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** *** *** *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** *** *** *** *** *** *** *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** *** *** *** *** *** *** *** *** DATE OF START AND END FREEZING START = ** **** END = ** **** IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. -0.4 0.2 7.5 14.0 15.5 19.9 22.8 23.0 19.5 15.4 7.8 -0.1 12.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.9 -3.4 3.7 9.2 10.6 15.1 17.3 17.7 14.8 10.8 4.2 -3.0 7.8 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.2 3.8 11.4 18.8 20.4 24.8 28.4 28.4 24.2 20.1 11.5 2.8 16.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 5.1 7.2 7.7 9.5 9.8 9.7 11.1 10.7 9.4 9.3 7.3 5.8 8.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.26 2.70 4.75 6.84 7.54 8.00 11.08 11.07 7.95 7.57 5.65 3.22 6.64 MEAN OF MIXING RATIO AT 09 GMT. 3.64 3.22 5.23 7.93 7.74 8.95 11.10 12.15 8.51 8.43 6.22 3.40 7.21 MEAN OF MIXING RATIO AT 15 GMT. 3.61 3.08 5.35 7.03 6.91 7.99 10.15 10.69 7.76 8.37 6.36 3.34 6.72 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.0 -9.0 -2.0 3.0 6.0 8.0 14.0 15.0 10.0 8.0 0.0 -10.0 -10.0 DAY 10 19 2 3 6 28 1 7 20 31 10 6 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 9.6 11.0 18.0 26.0 25.0 32.0 31.0 32.0 27.5 26.0 18.0 10.0 32.0 DAY 5 26 27 22 23 16 30 15 12 14 1 2 24 HOUR MAXIMUM PRECIPITATION IN MM. 19.0 12.0 9.0 34.0 12.0 19.2 0.0 0.0 5.0 7.8 32.0 10.0 34.0 DAY 31 17 11 1 13 28 ** ** 8 26 6 30 MONTHLY TOTAL PRECIPITATION IN MM. 27.5 15.0 40.0 108.8 57.9 30.7 0.0 0.0 8.0 22.2 105.5 13.0 428.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 19.2 46.1 1.9 32.8 NO. OF DAYS WITH PRECIPITATION. 6 2 9 10 11 4 0 0 4 7 10 2 65 NO. OF DAYS PRECIPITATION EQUAL 5 2 9 9 10 3 0 0 4 5 6 2 55 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 0 5 3 1 0 0 0 0 4 1 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 71 78 72 70 57 69 68 57 75 84 81 72 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 59 60 58 50 46 46 48 42 54 67 65 56 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 66 68 52 45 40 38 42 46 67 82 76 59 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 11 0 0 0 0 0 0 0 0 0 12 33 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 8 5 0 0 0 0 0 0 0 0 0 10 23 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 4 5 0 0 0 0 11 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 26 4 0 0 0 0 0 0 0 1 28 86 DATE OF START AND END FREEZING START = 10 NOV. END = 9 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. 1.3 3.2 6.5 10.4 16.6 19.4 23.1 24.4 19.6 12.5 7.2 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.1 -0.2 2.0 6.3 11.2 13.9 17.5 18.8 14.9 7.7 2.6 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.8 6.6 11.0 14.6 22.0 24.8 28.7 29.9 24.3 17.2 11.8 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.9 6.8 9.0 8.3 10.8 10.9 11.2 11.1 9.4 9.5 9.2 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.44 3.70 3.97 5.56 7.87 9.19 11.20 10.29 6.99 5.52 4.00 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 4.33 4.14 4.94 6.61 8.61 9.53 11.48 12.45 9.47 6.93 5.01 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 4.18 4.11 4.56 6.21 8.63 9.13 11.56 12.35 9.70 6.63 4.52 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -6.5 -3.0 -3.0 3.0 5.0 11.0 14.0 15.0 9.0 5.0 -2.0 ***** ****** DAY 22 10 27 1 9 3 6 20 21 13 12 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.0 11.0 15.0 20.0 28.0 32.0 31.0 33.0 30.0 23.0 18.0 ***** ****** DAY 3 28 23 30 22 21 15 6 3 2 23 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.0 6.0 5.0 31.0 8.5 19.0 4.6 0.0 10.0 4.0 14.0 ***** ****** DAY 16 15 25 24 4 3 6 ** 20 12 3 ** MONTHLY TOTAL PRECIPITATION IN MM. 16.5 19.5 13.0 108.6 28.3 31.7 4.6 0.0 14.5 6.5 19.3 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 18.7 64.2 7.3 9.8 NO. OF DAYS WITH PRECIPITATION. 3 7 5 10 7 5 2 0 4 5 4 *** *** NO. OF DAYS PRECIPITATION EQUAL 3 7 4 10 6 5 1 0 3 2 4 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 4 0 1 0 0 1 0 1 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 78 70 73 74 71 68 59 54 67 66 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 64 56 61 49 48 46 46 48 53 53 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 85 70 53 57 50 45 43 42 49 58 62 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 5 0 0 0 0 0 0 0 0 0 0 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 4 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 3 0 0 0 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 13 18 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 17 8 0 0 0 0 0 0 0 8 *** *** DATE OF START AND END FREEZING START = 12 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. -0.5 2.7 4.5 10.1 17.5 20.5 24.9 24.2 20.1 14.3 7.2 6.0 12.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.3 -0.9 1.1 5.8 12.3 15.0 19.5 18.8 14.4 9.4 2.9 2.2 8.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.3 6.2 8.0 14.5 22.8 25.9 30.3 29.6 25.8 19.3 11.6 9.7 17.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 5.6 7.1 6.9 8.7 10.5 10.9 10.8 10.8 11.4 9.9 8.7 7.5 9.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.20 3.41 4.12 4.67 7.49 6.69 9.27 8.33 6.56 5.55 4.35 4.15 5.65 MEAN OF MIXING RATIO AT 09 GMT. 3.54 4.02 4.37 5.37 8.61 8.04 10.65 11.04 9.30 6.74 5.34 4.91 6.83 MEAN OF MIXING RATIO AT 15 GMT. 3.55 3.92 4.12 4.87 7.63 7.22 9.97 10.30 8.45 6.26 4.82 4.75 6.32 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -9.0 -2.5 0.5 9.0 12.0 15.0 16.0 9.6 3.0 0.0 -1.0 -10.0 DAY 14 3 1 5 1 3 1 16 21 31 12 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 7.5 11.0 13.0 21.5 29.0 30.0 34.0 36.0 31.0 26.0 14.0 14.5 36.0 DAY 1 9 30 30 24 30 22 21 7 5 2 27 24 HOUR MAXIMUM PRECIPITATION IN MM. 11.1 18.0 14.0 19.0 10.5 1.0 12.3 0.0 1.3 13.9 9.0 7.2 19.0 DAY 30 9 19 13 21 11 30 ** 23 16 6 10 MONTHLY TOTAL PRECIPITATION IN MM. 48.2 30.5 59.7 47.2 28.3 1.0 15.3 0.0 1.3 17.9 10.7 29.6 289.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 47.8 26.4 5.7 20.1 NO. OF DAYS WITH PRECIPITATION. 12 5 9 7 7 2 4 1 1 5 3 9 65 NO. OF DAYS PRECIPITATION EQUAL 11 3 8 6 6 1 2 0 1 3 2 7 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 2 3 2 2 0 1 0 0 1 0 0 13 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 76 80 66 68 51 53 51 50 61 72 73 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 72 62 63 53 51 39 40 43 44 46 57 62 53 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 68 61 46 44 31 33 37 40 48 65 72 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 15 6 0 0 0 0 0 0 0 0 0 0 21 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 12 4 0 0 0 0 16 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 10 2 0 0 0 0 0 0 0 0 0 0 12 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 23 14 2 0 0 0 40 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 18 9 0 0 0 0 0 0 0 5 9 67 DATE OF START AND END FREEZING START = 12 NOV. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.6 -0.7 2.2 10.3 15.9 20.8 23.7 24.5 18.6 14.7 7.9 2.8 11.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.0 -4.7 -1.2 5.5 10.5 15.2 18.4 18.6 13.0 9.4 3.9 -1.0 7.1 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.2 3.3 5.6 15.1 21.3 26.4 29.1 30.4 24.3 20.0 12.0 6.6 16.6 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.2 8.0 6.8 9.6 10.8 11.2 10.7 11.8 11.3 10.6 8.1 7.6 9.5 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.85 2.82 3.28 4.93 6.93 7.91 10.04 9.01 6.09 6.57 5.17 3.85 5.79 MEAN OF MIXING RATIO AT 09 GMT. 3.13 3.23 3.50 5.18 8.07 9.31 11.09 11.43 8.65 8.01 5.63 4.22 6.79 MEAN OF MIXING RATIO AT 15 GMT. 3.30 3.04 3.46 4.53 7.51 8.23 10.44 10.77 7.86 7.47 5.47 4.13 6.35 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -10.0 -7.0 -2.0 3.0 10.0 15.0 16.0 8.0 6.0 -0.5 -5.0 -10.0 DAY 29 1 8 11 6 7 6 22 14 23 29 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 9.0 12.0 25.5 27.5 30.5 33.0 32.5 32.0 26.5 18.2 15.0 33.0 DAY 6 18 23 25 29 28 28 14 2 6 5 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.5 17.0 27.0 9.0 9.2 5.2 15.8 0.0 5.3 3.6 7.0 2.8 27.0 DAY 16 26 28 9 19 6 6 ** 14 2 12 17 MONTHLY TOTAL PRECIPITATION IN MM. 24.7 36.1 44.3 20.7 54.2 9.5 29.6 0.0 5.3 9.6 14.2 6.8 255.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.2 33.1 13.7 12.0 NO. OF DAYS WITH PRECIPITATION. 2 6 6 8 11 6 3 0 2 9 5 5 63 NO. OF DAYS PRECIPITATION EQUAL 2 6 4 6 9 3 3 0 1 5 3 3 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 1 0 0 0 2 0 0 0 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 67 81 75 66 68 58 60 53 53 70 80 82 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 60 59 48 50 44 45 42 45 51 58 62 51 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 65 62 39 47 36 38 36 45 61 77 79 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 10 16 6 0 0 0 0 0 0 0 0 6 38 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 5 0 0 0 0 7 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 6 3 0 0 0 0 0 0 0 0 0 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 13 22 2 0 0 0 39 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 28 26 5 0 0 0 0 0 0 1 21 104 DATE OF START AND END FREEZING START = 29 NOV. END = 13 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. -1.2 -0.6 5.5 12.6 16.5 23.6 24.9 25.1 20.6 14.7 10.8 6.3 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.0 -4.3 0.7 8.2 11.5 18.0 19.0 19.1 15.1 9.2 5.9 1.8 8.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 2.5 3.2 10.3 17.1 21.6 29.3 30.8 31.1 26.1 20.2 15.7 10.7 18.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.5 7.5 9.6 8.9 10.1 11.3 11.8 12.0 11.0 11.0 9.8 8.9 9.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.79 2.82 3.94 5.04 7.10 7.76 9.97 9.38 6.92 4.44 4.11 3.21 5.62 MEAN OF MIXING RATIO AT 09 GMT. 3.37 3.43 4.82 5.88 8.06 9.55 11.20 11.14 8.90 6.38 5.48 3.84 6.84 MEAN OF MIXING RATIO AT 15 GMT. 3.20 3.38 4.36 5.13 7.24 8.93 10.42 10.49 8.42 5.63 4.69 3.59 6.29 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -11.0 -9.0 -3.4 3.0 7.0 12.0 16.0 16.0 10.4 6.8 3.0 -2.0 -11.0 DAY 14 20 26 2 4 3 1 8 26 26 26 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 6.0 10.0 15.5 25.0 27.0 37.0 35.0 34.0 33.0 24.0 20.0 21.0 37.0 DAY 1 26 12 14 10 23 18 20 1 4 10 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.4 0.8 24.4 14.4 22.7 3.7 0.5 1.6 2.4 4.3 2.0 11.8 24.4 DAY 12 8 17 20 12 3 5 1 25 9 22 30 MONTHLY TOTAL PRECIPITATION IN MM. 25.8 0.8 42.2 53.2 52.9 3.7 0.7 1.6 2.4 4.3 3.2 13.9 204.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 33.6 53.6 2.3 10.5 NO. OF DAYS WITH PRECIPITATION. 8 1 6 11 12 1 7 1 1 1 4 5 58 NO. OF DAYS PRECIPITATION EQUAL 6 0 5 9 10 1 0 1 1 1 2 1 37 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 2 1 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 82 79 60 66 49 59 55 52 49 57 58 62 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 70 66 58 48 49 38 42 41 42 41 47 47 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 71 57 42 43 32 36 34 38 44 53 57 49 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 20 0 0 0 0 0 0 0 0 0 0 41 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 3 6 7 1 0 0 0 17 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 4 6 0 0 0 0 0 0 0 0 0 0 10 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 15 23 24 3 0 0 0 65 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 31 25 15 0 0 0 0 0 0 0 0 8 79 DATE OF START AND END FREEZING START = 21 DEC. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.0 4.1 6.0 11.2 17.2 22.2 23.9 26.6 19.7 14.9 6.8 2.9 13.1 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.2 -0.7 1.3 6.3 11.3 16.0 18.3 20.9 14.4 9.8 2.0 -2.0 8.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.2 8.9 10.6 16.1 23.1 28.5 29.5 32.4 25.0 19.9 11.6 7.8 18.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.4 9.6 9.3 9.8 11.8 12.5 11.2 11.5 10.6 10.1 9.6 9.8 10.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.13 3.08 3.11 4.70 5.71 6.45 7.68 7.72 6.91 5.01 3.79 2.97 5.02 MEAN OF MIXING RATIO AT 09 GMT. 3.44 3.68 3.81 5.27 7.21 8.29 8.69 10.12 9.48 6.67 4.68 4.13 6.29 MEAN OF MIXING RATIO AT 15 GMT. 3.62 3.07 3.43 4.61 6.22 7.22 8.35 8.80 8.38 5.91 4.36 3.59 5.63 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -4.0 -6.0 -4.0 2.0 5.0 12.0 15.0 16.0 10.4 4.0 -6.0 -4.0 -6.0 DAY 3 4 18 9 21 3 28 31 25 13 28 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 13.0 14.0 25.5 33.0 35.0 34.5 37.0 29.0 27.0 19.5 11.0 37.0 DAY 31 28 7 30 30 24 20 25 2 1 19 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.8 10.2 13.2 18.5 9.2 0.1 9.2 0.0 0.7 10.6 2.2 0.3 18.5 DAY 17 18 21 1 20 16 14 ** 16 12 26 14 MONTHLY TOTAL PRECIPITATION IN MM. 22.2 15.6 35.0 49.1 23.3 0.1 9.5 0.0 0.7 27.2 3.4 0.3 186.4 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.1 38.9 5.5 16.6 NO. OF DAYS WITH PRECIPITATION. 8 2 5 13 4 1 2 0 1 5 3 1 45 NO. OF DAYS PRECIPITATION EQUAL 7 2 5 11 3 0 1 0 0 5 2 0 36 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 1 0 0 0 0 0 2 0 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 65 59 65 56 47 49 41 57 54 68 72 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 52 46 46 43 35 35 34 46 44 51 57 46 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 70 47 43 41 35 28 30 28 41 49 61 65 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 1 2 1 0 0 0 0 0 0 0 2 3 9 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 16 0 0 0 0 20 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 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 9 19 29 0 0 0 0 58 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 20 10 0 0 0 0 0 0 0 7 30 93 DATE OF START AND END FREEZING START = 12 NOV. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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 0.9 5.0 13.9 17.7 22.0 26.7 25.4 20.8 13.0 6.9 2.7 12.9 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -3.2 0.4 8.8 12.1 15.8 20.3 19.2 15.3 8.6 3.3 -0.4 8.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.5 4.9 9.6 19.1 23.3 28.3 33.1 31.5 26.3 17.4 10.5 5.8 17.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.4 8.1 9.2 10.3 11.2 12.5 12.8 12.3 11.0 8.8 7.2 6.2 9.7 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.59 2.52 2.99 5.21 5.94 5.56 7.42 6.91 6.26 5.73 4.54 3.79 4.95 MEAN OF MIXING RATIO AT 09 GMT. 3.09 3.04 3.54 5.91 6.54 6.55 8.32 7.93 8.09 6.35 5.04 4.10 5.71 MEAN OF MIXING RATIO AT 15 GMT. 2.44 2.74 3.13 5.42 6.00 6.42 7.81 7.24 6.99 6.09 5.10 4.28 5.30 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -8.0 -7.8 2.4 7.0 11.0 14.0 15.8 12.0 4.8 -0.4 -4.0 -12.0 DAY 17 8 15 11 9 13 11 30 27 29 28 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 10.0 12.5 16.2 26.0 29.0 34.4 37.4 37.4 30.0 21.6 15.2 10.0 37.4 DAY 1 23 31 14 26 4 30 3 5 12 5 19 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 6.3 19.5 0.0 0.4 3.4 0.0 0.0 3.1 12.6 17.4 2.0 19.5 DAY ** 13 24 ** 19 11 ** ** 30 24 1 15 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 10.9 27.4 0.0 0.4 3.4 0.0 0.0 3.5 39.2 45.9 8.6 139.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.5 2.7 2.5 67.3 NO. OF DAYS WITH PRECIPITATION. 0 3 4 0 1 1 0 0 2 12 8 6 37 NO. OF DAYS PRECIPITATION EQUAL 0 3 4 0 0 1 0 0 1 5 6 5 25 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 0 0 0 0 0 0 2 2 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 68 61 60 51 38 41 41 48 67 77 82 59 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 55 46 45 36 28 27 28 37 50 60 66 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 56 53 43 39 34 25 23 25 36 57 75 82 46 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 16 9 2 0 0 0 0 0 0 0 0 2 29 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 13 5 0 0 0 0 18 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 7 1 0 0 0 0 0 0 0 0 0 0 8 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 8 31 24 1 0 0 0 64 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 27 29 17 0 0 0 0 0 0 0 2 15 90 DATE OF START AND END FREEZING START = 11 NOV. END = 27 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. -0.3 2.8 8.9 13.3 16.1 22.0 24.7 25.7 21.2 14.1 6.3 3.6 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.9 -1.7 3.8 7.8 10.2 15.9 18.8 19.2 15.3 8.6 2.2 0.2 8.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.3 7.2 14.1 18.8 22.1 28.2 30.6 32.1 27.2 19.6 10.4 7.0 18.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.2 8.9 10.3 11.0 11.9 12.3 11.8 12.9 11.9 11.0 8.2 6.8 10.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.09 3.00 4.46 5.27 6.28 5.91 8.08 7.64 5.96 4.34 3.27 2.98 5.02 MEAN OF MIXING RATIO AT 09 GMT. 3.59 3.60 5.05 6.06 6.56 6.70 8.64 9.42 8.01 5.90 3.93 3.05 5.88 MEAN OF MIXING RATIO AT 15 GMT. 3.36 3.50 4.57 5.61 6.02 5.99 7.99 8.47 6.83 5.01 3.54 3.17 5.34 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -8.8 -1.2 5.0 7.0 11.0 14.6 15.8 11.4 1.4 -6.4 -6.0 -12.0 DAY 28 1 4 9 19 1 1 26 20 27 20 21 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 8.2 12.4 23.0 26.0 31.0 33.0 35.0 37.5 30.0 26.8 17.6 12.2 37.5 DAY 13 26 29 24 28 5 27 7 8 15 5 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.3 5.7 21.0 13.0 22.0 0.8 0.0 0.0 0.0 0.4 9.7 13.8 22.0 DAY 25 14 9 9 3 19 ** ** ** 29 7 4 MONTHLY TOTAL PRECIPITATION IN MM. 22.0 11.2 30.3 28.6 31.7 0.8 0.0 0.0 0.0 0.4 19.4 17.1 161.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.3 37.8 0.0 22.8 NO. OF DAYS WITH PRECIPITATION. 5 3 6 7 7 1 0 0 1 3 5 7 45 NO. OF DAYS PRECIPITATION EQUAL 5 3 4 6 4 0 0 0 0 0 3 2 27 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 1 1 0 0 0 0 0 0 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 72 73 62 60 37 46 43 45 50 58 60 58 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 67 54 50 45 41 29 32 33 35 39 44 46 43 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 61 49 45 38 24 27 28 32 42 50 55 44 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 6 0 0 0 0 0 0 0 0 3 3 24 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 7 6 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 0 0 0 0 0 0 0 0 1 0 7 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 1 12 19 23 2 0 0 0 57 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 23 3 0 0 0 0 0 0 0 10 13 79 DATE OF START AND END FREEZING START = 18 NOV. END = 12 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. -0.7 3.3 7.8 10.6 14.9 21.5 24.8 24.3 21.7 16.2 8.4 -0.9 12.7 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.7 -1.5 2.4 6.3 9.8 14.8 18.9 18.3 15.4 10.6 3.4 -4.0 7.5 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.4 8.0 13.3 14.8 20.0 28.2 30.7 30.2 27.9 21.9 13.3 2.2 17.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.1 9.5 10.9 8.5 10.2 13.4 11.8 11.9 12.5 11.3 9.9 6.2 10.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 1.98 2.49 4.12 5.51 6.92 7.71 10.31 8.94 6.11 5.61 4.12 2.87 5.56 MEAN OF MIXING RATIO AT 09 GMT. 2.16 2.87 4.84 5.82 7.22 7.85 10.99 10.29 8.05 7.38 5.05 3.10 6.30 MEAN OF MIXING RATIO AT 15 GMT. 2.22 2.66 4.12 5.30 6.70 7.14 10.57 9.85 7.33 6.36 4.79 3.00 5.84 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -6.4 -3.8 2.6 4.2 9.6 14.4 14.0 11.6 4.6 -0.2 -11.0 -11.0 DAY 27 19 10 13 6 7 1 30 16 31 29 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.2 13.2 20.4 19.8 29.4 35.4 35.0 35.4 30.2 29.8 20.2 8.0 35.4 DAY 3 25 26 10 28 27 24 15 19 2 11 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.1 7.3 10.3 22.1 10.6 0.6 1.1 0.0 0.0 1.7 17.2 3.5 22.1 DAY 23 12 18 2 9 20 17 ** ** 4 25 20 MONTHLY TOTAL PRECIPITATION IN MM. 18.4 14.4 37.7 78.7 54.1 0.6 2.7 0.0 0.0 1.9 30.1 16.3 254.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.7 52.3 1.1 18.9 NO. OF DAYS WITH PRECIPITATION. 8 3 8 15 15 1 6 0 0 2 6 10 74 NO. OF DAYS PRECIPITATION EQUAL 4 2 7 11 13 0 1 0 0 1 6 5 50 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 2 1 0 0 0 0 0 1 0 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 56 58 72 73 71 51 57 54 43 56 66 75 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 42 41 52 55 51 34 40 39 33 44 50 61 45 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 54 45 47 53 49 30 37 36 32 47 61 71 47 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 21 5 0 0 0 0 0 0 0 0 0 16 42 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 4 2 0 0 0 0 6 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 0 0 0 0 0 0 0 0 0 12 18 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 10 21 19 1 0 0 0 51 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 18 7 0 0 0 0 0 0 0 3 25 81 DATE OF START AND END FREEZING START = 22 NOV. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 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. 0.8 1.9 4.1 11.5 16.3 20.3 24.5 24.9 20.2 16.4 7.1 1.9 12.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.7 -2.3 0.2 7.0 10.7 14.6 18.4 18.7 14.5 11.1 3.1 -1.2 7.7 AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.2 6.1 8.1 16.0 21.8 26.0 30.6 31.1 25.9 21.8 11.1 5.0 17.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 6.9 8.4 7.9 9.0 11.1 11.4 12.2 12.4 11.4 10.7 8.0 6.2 9.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.78 2.76 3.37 5.28 7.64 9.40 10.79 9.51 6.60 6.38 5.09 3.71 6.11 MEAN OF MIXING RATIO AT 09 GMT. 3.01 2.88 3.56 5.58 7.88 9.30 10.59 10.37 8.03 8.30 5.99 4.16 6.64 MEAN OF MIXING RATIO AT 15 GMT. 2.99 2.60 3.41 5.35 7.13 8.78 9.76 9.78 7.59 7.73 5.53 3.99 6.22 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.8 -7.2 -6.4 -0.6 3.6 7.0 14.2 15.2 11.4 2.8 -2.0 -6.4 -7.8 DAY 4 12 2 1 8 6 2 25 24 31 22 27 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.6 11.6 13.0 25.8 26.4 30.4 35.0 39.6 32.6 27.6 16.8 12.8 39.6 DAY 13 3 7 5 16 17 8 12 6 26 3 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 4.2 5.0 34.2 48.8 10.6 11.8 1.2 3.8 0.0 21.5 18.0 13.2 48.8 DAY 28 20 26 16 24 4 1 24 ** 29 10 3 MONTHLY TOTAL PRECIPITATION IN MM. 4.8 21.4 86.6 75.2 30.0 32.5 2.6 4.0 0.0 32.9 55.0 32.6 377.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 29.9 36.5 1.7 31.9 NO. OF DAYS WITH PRECIPITATION. 3 13 11 12 14 10 3 2 0 4 7 12 91 NO. OF DAYS PRECIPITATION EQUAL 1 7 6 6 8 8 2 1 0 3 5 10 57 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 3 2 1 1 0 0 0 1 2 1 11 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 71 68 70 66 68 64 60 54 53 63 85 83 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 56 48 51 49 48 44 39 37 39 49 66 70 50 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 64 49 51 51 47 43 33 35 38 56 77 79 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 2 3 0 0 0 0 0 0 0 0 8 21 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 2 1 0 0 0 6 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 4 0 0 0 0 0 0 0 0 0 0 0 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 21 23 7 0 0 0 52 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 24 14 1 0 0 0 0 0 0 9 19 96 DATE OF START AND END FREEZING START = 15 NOV. END = 1 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE PERIOD 1980 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. -0.1 0.8 5.4 11.3 15.8 20.8 24.2 23.9 19.9 14.1 7.2 2.0 12.1 SD OF MEAN DAILY TEMPERATURE IN C. 1.18 2.51 1.95 1.69 1.33 1.27 1.30 1.50 0.93 1.41 1.81 3.55 1.70 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.7 -3.3 0.8 6.4 10.4 14.9 18.3 17.9 14.0 9.0 3.0 -1.6 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.5 4.9 9.9 16.2 21.2 26.8 30.2 30.0 25.8 19.3 11.4 5.7 17.1 DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.2 8.1 9.1 9.8 10.8 11.9 11.9 12.0 11.8 10.2 8.4 7.3 9.9 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.84 2.85 3.75 5.17 6.93 7.67 9.38 8.97 6.79 5.74 4.43 3.46 5.66 MEAN OF MIXING RATIO AT 09 GMT. 3.32 3.35 4.38 5.94 7.64 8.51 10.61 10.68 8.57 7.10 5.27 3.87 6.60 MEAN OF MIXING RATIO AT 15 GMT. 3.19 3.16 4.10 5.50 7.14 8.08 10.30 10.47 8.17 6.67 4.95 3.73 6.28 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.0 -15.2 -10.0 -16.0 0.4 7.0 8.8 9.2 6.2 1.4 -8.0 -14.0 -16.0 YEAR - DAY 80-30 80- 2 81- 4 81- 2 81-17 81- 6 81-22 81-28 80-21 1-27 82-30 82-16 81- 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.6 13.2 23.0 26.0 33.0 37.0 37.4 39.6 33.2 29.8 20.2 21.0 39.6 YEAR - DAY 3-13 2-25 1-29 94-22 99-30 98-23 0-30 3-12 81-14 2- 2 2-11 98-10 3-12 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.5 18.0 34.2 48.8 32.4 19.2 15.8 5.0 10.0 25.1 33.8 24.0 48.8 YEAR - DAY 97-16 96- 9 3-26 3-16 81-17 94-28 97- 6 83-30 95-20 82- 8 82-25 80-12 3-16 MONTHLY TOTAL PRECIPITATION IN MM. 18.8 17.9 40.8 57.3 45.6 10.4 5.2 1.1 4.4 19.7 43.6 15.9 280.7 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 27.6 40.4 3.8 28.2 NO. OF DAYS WITH PRECIPITATION. 6 5 7 9 10 4 3 1 2 5 6 6 64 NO. OF DAYS PRECIPITATION EQUAL 4 3 5 8 8 3 1 0 1 3 5 4 45 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 1 2 1 0 0 0 0 1 2 0 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 76 73 72 67 67 55 54 54 53 63 73 75 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 59 56 52 49 40 40 40 40 49 58 63 51 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 64 57 49 47 37 37 39 42 55 69 73 54 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 11 2 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 0 5 4 0 0 0 0 9 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 4 0 0 0 0 0 0 0 0 0 4 14 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 5 18 16 2 0 0 0 41 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 24 14 1 0 0 0 0 0 0 6 21 94 DATE OF START AND END FREEZING START = 6 NOV. END = 18 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION KAHRIZ LATITUDE 37 53 N DATA PROCESSING CENTER LONGITUDE 44 59 E ELEVATION 1325 MET. MEAN AND EXTREMES FOR THE PERIOD 1980 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. -0.3 0.9 5.7 11.9 16.7 22.1 25.6 25.2 20.8 14.4 7.0 1.9 12.6 AVERAGE DEW POINT TEMPERATURE. IN C. -5.4 -5.5 -1.9 2.5 6.5 8.1 11.5 11.3 7.7 4.9 0.8 -2.8 3.1 AVERAGE OF MIXING RATIO IN G/KG 3.11 3.12 4.07 5.54 7.23 8.08 10.09 10.04 7.84 6.50 4.88 3.77 6.19 AVERAGE OF VAPOUR PRESSURE HPA 4.28 4.29 5.61 7.64 9.98 11.16 13.92 13.84 10.82 8.97 6.72 5.19 8.53 AVERAGE OF SATURATION DEFICIT IN HPA 1.89 2.52 4.00 6.97 9.76 16.35 19.82 19.14 14.57 8.00 3.72 2.52 9.10 AVERAGE RELATIVE HUMIDITY IN PERCENT 70 65 61 56 54 44 44 45 45 56 67 69 56 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 79 76 75 69 68 55 56 56 55 66 76 80 68 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 61 55 51 44 43 34 34 36 37 46 57 59 46 NO. OF DAYS PRECIPITATION EQUAL 1 1 3 4 3 0 0 0 0 1 3 1 17 OR MORE THAN 5 MM.