IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1982 ****** ****** ****** ****** ****** ****** 24.1 22.3 17.7 ****** 4.3 0.4 ****** 1983 0.9 4.2 5.4 13.4 19.3 23.3 26.4 24.3 19.1 ****** ****** 3.0 ****** 1984 0.8 -2.7 8.6 15.1 ****** 22.7 26.4 24.9 18.0 12.0 9.0 -2.1 ****** 1985 0.9 5.4 4.8 14.1 18.0 24.1 26.8 22.1 18.6 12.1 8.2 3.4 25.9 1986 2.6 2.8 3.5 12.7 19.2 22.1 24.4 22.2 19.1 15.4 7.0 2.7 21.8 1987 ****** ****** ****** 13.5 19.9 22.7 24.6 24.2 18.9 9.1 8.8 4.9 ****** 1988 1.8 1.5 8.7 14.7 18.2 24.0 25.2 22.5 19.0 12.9 10.7 ****** ****** 1989 -2.2 -1.7 7.9 ****** 17.0 23.9 26.3 23.4 ****** ****** ****** 5.5 ****** 1990 0.4 3.1 7.9 13.9 20.3 ****** 24.9 ****** 21.0 ****** ****** ****** ****** 1991 1.7 2.4 6.3 14.9 17.8 23.1 25.3 22.9 19.7 14.0 8.4 5.2 23.6 1992 1.2 4.2 4.5 12.9 15.4 22.6 25.1 22.3 18.5 13.2 10.6 5.1 23.9 1993 1.2 4.1 7.3 14.3 18.2 23.3 25.5 23.3 ****** ****** 7.1 ****** ****** 1994 3.5 2.4 10.2 14.1 20.3 24.4 25.3 24.8 16.7 13.4 12.2 3.7 22.9 1995 5.0 4.9 8.5 15.5 19.5 24.0 29.1 ****** ****** ****** ****** ****** ****** 1996 1.9 3.8 6.8 12.0 20.5 24.9 26.9 23.7 22.0 13.5 ****** 6.4 ****** 1997 4.0 3.8 7.7 15.4 19.8 25.8 ****** 25.5 ****** ****** ****** 5.0 ****** 1998 2.3 2.7 ****** ****** ****** ****** ****** ****** 21.1 ****** ****** 8.8 ****** 1999 3.8 9.0 8.0 13.8 19.3 24.8 25.6 26.4 ****** 15.9 8.7 7.7 ****** 2000 4.1 5.6 9.4 19.2 22.3 23.8 26.4 25.9 22.4 14.6 7.4 6.1 22.3 2001 2.1 6.1 12.0 18.1 23.4 25.3 25.5 24.8 20.8 15.1 11.3 6.9 23.4 2002 4.5 6.5 12.0 14.9 18.9 24.8 25.9 ****** 21.2 18.0 10.3 2.0 ****** 2003 3.6 5.9 9.1 14.6 17.3 23.0 26.9 25.4 20.6 17.8 8.9 4.6 23.3 MEAN 2.2 3.7 7.8 14.6 19.2 23.8 25.8 23.9 19.7 14.1 8.9 4.4 23.6 SD 1.73 2.67 2.29 1.72 1.84 1.02 1.13 1.40 1.60 2.33 1.98 2.62 1.86 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 14.1 14.8 13.3 8.5 ****** -0.5 -6.4 ****** 1983 -5.0 -3.7 -0.8 7.3 12.1 15.2 17.1 15.7 10.1 ****** ****** -4.0 ****** 1984 -5.5 -9.4 3.0 7.9 ****** 14.2 17.6 15.6 8.8 2.6 2.6 -7.8 ****** 1985 -5.4 -2.1 -1.1 6.5 9.1 14.5 19.7 13.7 8.0 3.2 0.3 -1.8 5.4 1986 -4.7 -3.2 -1.1 6.5 11.6 13.7 15.6 12.9 8.9 6.7 -0.1 -3.5 5.3 1987 ****** ****** ****** 6.4 11.8 14.1 16.4 15.2 10.3 2.1 0.5 -3.6 ****** 1988 -3.5 -4.6 2.0 8.3 11.6 15.3 16.8 13.6 9.6 3.3 1.4 ****** ****** 1989 -8.0 -8.3 0.9 ****** 8.8 14.6 17.9 13.8 ****** ****** ****** -0.3 ****** 1990 -4.0 -2.3 0.3 7.0 12.3 ****** 15.6 ****** 10.3 ****** ****** ****** ****** 1991 -3.0 -2.6 1.8 8.1 11.1 15.7 17.7 14.4 12.1 6.1 1.7 -0.4 6.9 1992 -3.3 -0.7 -0.4 7.5 10.4 16.4 18.2 15.8 10.7 5.3 3.4 1.2 7.0 1993 -3.1 -0.3 2.2 8.9 12.8 16.6 19.1 15.9 ****** ****** 2.1 ****** ****** 1994 -1.4 -1.9 5.2 8.0 13.4 17.5 18.5 17.1 8.9 7.2 6.0 -0.8 8.2 1995 -0.6 0.4 3.0 9.8 12.4 17.1 23.3 ****** ****** ****** ****** ****** ****** 1996 -2.5 -0.6 3.5 5.6 15.5 18.8 20.2 15.9 14.1 7.3 1.1 0.5 8.3 1997 -0.2 -1.4 2.2 9.4 13.0 19.7 ****** 18.2 ****** ****** ****** 0.3 ****** 1998 -1.8 -2.5 ****** ****** ****** ****** ****** ****** 13.7 ****** ****** 3.2 ****** 1999 -0.7 3.5 4.1 7.9 12.5 17.7 19.3 18.5 ****** 8.5 3.3 1.4 ****** 2000 -1.6 0.2 3.0 11.7 14.8 16.4 19.2 18.2 14.8 8.1 2.2 1.3 9.0 2001 -2.8 -0.1 5.4 11.0 15.9 17.7 18.1 16.6 12.8 8.0 5.3 2.1 9.2 2002 0.5 1.2 5.2 10.0 12.9 17.4 18.4 ****** 12.3 9.5 4.5 -2.3 ****** 2003 -1.3 1.5 4.3 9.2 11.1 16.0 19.6 17.8 12.8 9.2 3.4 0.1 8.6 MEAN -2.9 -1.8 2.3 8.3 12.3 16.1 18.2 15.7 11.0 6.2 2.3 -1.2 7.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** ****** 33.2 31.4 26.9 20.3 9.1 7.1 ****** 1983 7.0 12.2 11.7 19.5 26.5 31.3 35.7 33.0 28.1 ****** ****** 10.0 ****** 1984 7.1 4.0 14.2 22.0 ****** 31.3 35.2 34.2 27.2 21.4 15.4 3.6 ****** 1985 7.2 12.9 10.8 21.6 26.9 33.6 33.9 30.4 29.0 21.0 16.0 8.5 21.0 1986 9.9 9.0 8.2 18.9 26.8 30.5 33.3 31.5 29.2 24.0 14.2 8.9 20.4 1987 ****** ****** ****** 20.5 28.0 31.4 32.9 33.3 27.4 16.1 16.6 13.5 ****** 1988 7.0 7.9 15.4 21.2 24.9 32.7 33.5 31.3 28.0 22.5 19.8 ****** ****** 1989 3.5 4.9 15.0 ****** 25.2 33.1 34.7 32.9 ****** ****** ****** 11.3 ****** 1990 4.6 8.5 15.5 20.9 28.4 ****** 34.2 ****** 31.5 ****** ****** ****** ****** 1991 6.4 7.3 10.8 21.6 24.5 30.5 32.9 31.5 27.3 21.7 15.2 10.7 20.0 1992 5.6 9.2 9.4 18.4 20.2 28.9 32.1 28.7 26.1 21.2 17.7 8.8 18.9 1993 5.6 8.1 12.7 19.8 23.6 29.9 32.0 30.7 ****** ****** 12.3 ****** ****** 1994 8.5 6.6 15.0 20.3 27.1 31.2 32.0 32.5 24.5 19.6 18.4 8.2 20.3 1995 10.6 9.4 14.1 21.3 26.6 31.0 34.8 ****** ****** ****** ****** ****** ****** 1996 6.4 8.1 10.0 18.8 25.6 31.0 33.7 31.6 30.2 19.9 ****** 12.4 ****** 1997 8.2 9.1 13.2 21.4 26.5 32.0 ****** 32.9 ****** ****** ****** 9.6 ****** 1998 6.4 7.3 ****** ****** ****** ****** ****** ****** 28.4 ****** ****** 14.2 ****** 1999 8.7 14.5 12.1 19.6 25.9 32.1 31.8 34.4 ****** 23.3 13.9 14.0 ****** 2000 10.1 11.1 15.8 26.8 29.8 31.2 33.6 33.7 29.9 21.0 12.6 10.9 22.2 2001 7.0 12.3 18.6 25.2 31.0 33.0 33.0 33.0 28.7 22.1 17.2 11.8 22.7 2002 8.4 11.8 18.7 19.8 24.9 32.3 33.4 ****** 30.0 26.5 16.0 6.4 ****** 2003 8.7 10.4 13.9 19.9 23.5 30.1 34.1 32.9 28.3 26.3 14.4 9.1 21.0 MEAN 7.3 9.2 13.4 20.9 26.1 31.4 33.5 32.2 28.3 21.8 15.3 9.9 20.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** ****** 18.5 18.1 18.4 ****** 9.6 13.5 ****** 1983 12.0 15.9 12.5 12.2 14.4 16.1 18.6 17.3 18.0 ****** ****** 14.0 ****** 1984 12.6 13.4 11.2 14.1 ****** 17.1 17.6 18.6 18.4 18.8 12.8 11.4 ****** 1985 12.6 15.0 11.9 15.1 17.8 19.1 14.2 16.7 21.0 17.8 15.7 10.3 15.6 1986 14.6 12.2 9.3 12.4 15.2 16.8 17.7 18.6 20.3 17.3 14.3 12.4 15.1 1987 ****** ****** ****** 14.1 16.2 17.3 16.5 18.0 17.1 14.0 16.1 17.1 ****** 1988 10.5 12.5 13.4 12.9 13.3 17.5 16.7 17.7 18.4 19.2 18.4 ****** ****** 1989 11.5 13.1 14.1 ****** 16.4 18.5 16.8 19.1 ****** ****** ****** 11.6 ****** 1990 8.6 10.8 15.2 13.9 16.1 ****** 18.6 ****** 21.2 ****** ****** ****** ****** 1991 9.4 9.9 9.0 13.5 13.4 14.8 15.2 17.1 15.2 15.6 13.5 11.1 13.1 1992 8.9 9.9 9.8 10.9 9.8 12.5 13.9 12.9 15.4 15.9 14.3 7.6 11.8 1993 8.7 8.4 10.5 10.9 10.8 13.3 12.9 14.8 ****** ****** 10.2 ****** ****** 1994 9.9 8.5 9.8 12.3 13.7 13.7 13.5 15.4 15.6 12.4 12.4 9.0 12.2 1995 11.2 9.0 11.1 11.6 14.2 13.9 11.5 ****** ****** ****** ****** ****** ****** 1996 8.9 8.7 6.5 13.2 10.1 12.2 13.5 15.7 16.1 12.6 ****** 11.9 ****** 1997 8.4 10.5 11.0 12.0 13.5 12.3 ****** 14.7 ****** ****** ****** 9.3 ****** 1998 8.2 9.8 ****** ****** ****** ****** ****** ****** 14.7 ****** ****** 11.0 ****** 1999 9.4 11.0 8.0 11.7 13.4 14.4 12.5 15.9 ****** 14.8 10.6 12.6 ****** 2000 11.7 10.9 12.8 15.1 15.0 14.8 14.4 15.5 15.1 12.9 10.4 9.6 13.2 2001 9.8 12.4 13.2 14.2 15.1 15.3 14.9 16.4 15.9 14.1 11.9 9.7 13.6 2002 7.9 10.6 13.5 9.8 12.0 14.9 15.0 ****** 17.7 17.0 11.5 8.7 ****** 2003 10.0 8.9 9.6 10.7 12.4 14.1 14.5 15.1 15.5 17.1 11.0 9.0 12.3 MEAN 10.2 11.1 11.2 12.7 13.8 15.2 15.3 16.5 17.3 15.7 12.8 11.1 13.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 9.61 8.78 8.41 5.65 7.08 3.96 2.82 ****** 1983 3.16 3.66 3.97 7.11 9.33 9.97 10.96 9.83 6.49 ****** ****** 3.47 ****** 1984 3.08 2.45 5.33 6.97 ****** 7.90 8.13 8.93 6.13 4.20 4.89 2.53 ****** 1985 3.12 3.54 4.26 7.09 8.09 8.47 9.64 8.04 5.91 4.91 4.16 3.99 5.94 1986 3.22 3.69 3.95 6.75 9.93 10.66 11.44 9.45 7.01 6.76 4.15 3.71 6.73 1987 ****** ****** ****** 7.27 9.75 9.74 11.81 10.99 8.14 4.62 4.34 3.08 ****** 1988 3.41 3.36 4.98 7.99 8.43 10.01 11.60 9.53 7.42 4.77 4.47 ****** ****** 1989 2.49 2.51 4.80 ****** 6.89 8.43 10.39 9.02 ****** ****** ****** 4.24 ****** 1990 3.41 3.74 4.11 6.80 8.16 ****** 9.65 ****** 7.24 ****** ****** ****** ****** 1991 3.54 3.59 5.18 7.58 8.39 8.48 8.65 7.43 7.31 5.29 4.42 3.75 6.13 1992 3.15 3.65 3.80 6.73 7.46 10.70 9.54 8.47 5.97 4.69 4.17 4.44 6.06 1993 2.91 3.72 4.19 6.72 9.39 10.29 9.53 8.40 ****** ****** 4.28 ****** ****** 1994 3.58 3.39 5.62 6.05 7.47 8.84 8.87 9.37 4.56 5.64 5.16 3.75 6.03 1995 3.60 3.81 4.74 7.11 7.80 8.63 11.22 ****** ****** ****** ****** ****** ****** 1996 3.08 3.44 4.82 6.19 7.76 9.63 9.52 6.84 6.94 4.97 3.28 3.08 5.80 1997 3.27 2.83 4.06 6.07 6.51 12.01 ****** 6.78 ****** ****** ****** 3.82 ****** 1998 3.88 3.23 ****** ****** ****** ****** ****** ****** 6.82 ****** ****** 4.47 ****** 1999 3.78 4.36 4.88 6.37 7.75 7.60 9.50 7.22 ****** 5.57 5.12 3.92 ****** 2000 2.96 3.77 4.09 6.26 6.69 6.92 7.05 7.08 7.71 6.18 4.26 4.27 5.60 2001 3.16 3.42 4.78 7.04 7.52 7.76 7.78 7.84 7.20 5.84 4.78 4.58 5.98 2002 3.74 3.65 4.55 7.31 7.98 7.33 7.54 ****** 5.32 6.00 5.08 3.29 ****** 2003 3.30 3.99 4.93 7.15 7.84 8.44 9.38 8.36 6.28 5.49 4.64 3.70 6.12 MEAN 3.30 3.49 4.59 6.88 8.06 9.08 9.55 8.45 6.60 5.47 4.45 3.72 6.13 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 7.42 6.45 7.29 4.91 6.70 4.43 3.32 ****** 1983 3.85 3.39 3.97 6.52 8.88 7.96 7.76 7.22 5.80 ****** ****** 4.50 ****** 1984 3.51 3.10 5.37 6.16 ****** 5.55 5.12 6.37 5.18 3.89 5.13 2.88 ****** 1985 3.65 3.31 4.33 6.14 6.10 5.68 7.35 6.31 5.23 5.11 4.47 4.50 5.18 1986 3.87 4.74 4.34 7.04 10.25 11.35 11.26 9.48 9.10 8.77 5.55 4.60 7.53 1987 ****** ****** ****** 7.82 10.52 9.82 12.04 11.51 8.14 4.55 4.44 3.64 ****** 1988 3.81 4.09 5.25 7.43 7.64 7.14 8.25 7.53 6.25 4.83 4.54 ****** ****** 1989 3.47 3.44 4.38 ****** 6.05 6.80 7.46 7.27 ****** ****** ****** 4.95 ****** 1990 4.05 4.32 3.77 6.75 7.77 ****** 8.68 ****** 5.71 ****** ****** ****** ****** 1991 3.87 3.88 5.47 6.64 7.55 7.07 6.79 5.62 6.01 4.54 4.39 3.74 5.46 1992 3.45 3.80 3.94 6.16 7.16 9.28 7.87 8.17 5.16 4.05 4.08 4.67 5.65 1993 2.91 3.93 4.42 6.72 9.25 9.01 8.19 7.51 ****** ****** 4.54 ****** ****** 1994 4.01 3.53 5.45 5.52 6.55 8.23 7.99 7.79 5.03 5.19 5.85 3.67 5.73 1995 3.83 4.18 4.42 6.48 7.13 8.41 11.91 ****** ****** ****** ****** ****** ****** 1996 3.10 3.68 4.78 5.71 6.40 9.29 10.28 5.63 7.28 4.21 3.30 3.08 5.56 1997 2.89 2.76 3.79 6.07 7.00 9.72 ****** 6.25 ****** ****** ****** 4.04 ****** 1998 3.60 3.83 ****** ****** ****** ****** ****** ****** 5.85 ****** ****** 5.28 ****** 1999 4.35 4.29 4.57 6.24 8.25 6.13 8.78 5.26 ****** 5.31 5.27 4.71 ****** 2000 3.01 3.53 3.36 5.02 5.45 5.47 5.28 4.93 5.98 5.85 4.04 4.31 4.69 2001 3.26 3.10 4.45 6.31 5.83 6.11 6.84 7.23 9.22 5.40 4.56 4.71 5.58 2002 3.74 3.55 3.93 6.88 7.78 6.17 5.77 ****** 4.92 6.04 5.01 3.49 ****** 2003 3.47 4.30 4.25 7.56 6.67 6.71 7.87 7.54 6.76 5.35 4.79 3.99 5.77 MEAN 3.59 3.74 4.44 6.49 7.49 7.67 8.10 7.17 6.27 5.32 4.65 4.12 5.75 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 7.68 7.06 7.06 5.30 7.17 4.45 3.32 ****** 1983 3.65 4.01 4.39 7.41 9.63 8.82 9.45 7.77 6.18 ****** ****** 4.22 ****** 1984 4.03 3.13 5.64 6.88 ****** 5.94 5.86 7.32 6.10 4.88 5.26 2.99 ****** 1985 3.97 3.81 4.49 6.82 7.02 6.08 7.49 6.74 5.97 4.90 4.75 4.53 5.55 1986 4.01 4.84 4.27 7.25 9.21 10.66 10.13 9.36 8.33 8.48 4.95 4.43 7.16 1987 ****** ****** ****** 7.62 10.27 9.86 11.49 11.16 7.85 4.76 4.51 3.49 ****** 1988 3.95 4.14 5.65 7.78 7.65 7.99 8.11 7.32 6.56 5.02 4.85 ****** ****** 1989 2.91 3.38 4.82 ****** 6.10 6.14 8.18 6.75 ****** ****** ****** 4.71 ****** 1990 3.89 4.27 4.32 6.81 7.78 ****** 8.24 ****** 5.75 ****** ****** ****** ****** 1991 4.01 4.11 5.68 7.38 8.03 6.68 7.63 5.87 7.05 5.14 4.62 3.93 5.84 1992 3.62 4.10 4.08 6.43 7.10 9.70 7.62 7.53 4.95 4.85 3.97 4.92 5.74 1993 3.20 4.21 4.77 6.95 9.53 8.70 7.92 7.14 ****** ****** 4.50 ****** ****** 1994 3.90 3.89 5.85 5.58 6.72 7.33 7.39 7.49 4.25 5.48 5.69 3.74 5.61 1995 3.80 3.98 4.78 6.50 6.21 7.74 11.12 ****** ****** ****** ****** ****** ****** 1996 3.11 3.71 5.30 6.20 6.31 7.85 8.89 5.71 6.78 4.16 2.99 3.06 5.34 1997 2.95 2.90 3.63 5.41 6.65 9.04 ****** 5.79 ****** ****** ****** 4.21 ****** 1998 3.81 3.93 ****** ****** ****** ****** ****** ****** 5.98 ****** ****** 4.96 ****** 1999 4.34 4.57 5.18 6.23 7.79 6.28 8.51 5.80 ****** 5.40 5.36 4.59 ****** 2000 3.28 3.83 3.67 5.26 5.44 5.78 5.46 5.59 6.55 5.83 4.36 4.68 4.98 2001 3.31 3.69 4.89 6.43 6.22 6.32 7.12 7.36 8.16 5.35 5.04 4.97 5.74 2002 3.94 3.93 4.35 7.34 7.94 6.58 6.06 ****** 4.74 6.41 5.59 3.40 ****** 2003 3.47 4.47 4.83 6.86 7.42 7.15 8.21 7.69 6.07 5.35 4.92 4.04 5.88 MEAN 3.66 3.95 4.77 6.70 7.53 7.62 8.10 7.20 6.27 5.55 4.74 4.13 5.85 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 ***** ** ***** ** ***** ** ***** ** ***** ** 10.0 4 11.0 10 7.0 26 2.0 22 ***** ** -7.0 25 -19.0 9 ***** 1983 -18.0 28 -7.0 24 -4.0 19 0.0 1 5.0 1 7.5 3 13.0 3 12.5 11 4.5 17 ***** ** ***** ** -15.0 24 ***** 1984 -13.5 1 -20.0 7 -3.5 1 1.0 2 ***** ** 7.0 21 14.5 9 11.0 13 3.5 28 -2.0 23 -0.5 17 -14.0 22 ***** 1985 -12.5 1 -6.0 9 -12.0 5 -1.5 18 4.5 14 7.5 12 14.5 3 9.5 22 5.0 10 -2.5 24 -6.5 26 -13.5 7 -13.5 1986 -12.5 22 -11.0 4 -6.5 18 -3.0 1 5.5 1 10.5 12 10.5 30 9.0 10 4.0 15 0.0 18 -6.0 16 -13.5 13 -13.5 1987 ***** ** ***** ** ***** ** -0.5 8 5.0 8 8.5 22 10.5 18 8.5 31 4.5 25 -4.5 16 -5.5 30 -9.0 1 ***** 1988 -9.5 21 -20.5 8 -1.5 9 0.0 4 5.5 6 10.5 1 10.5 24 10.0 27 1.0 26 0.0 22 -5.5 26 ***** ** ***** 1989 -15.0 7 -14.0 4 -3.5 1 ***** ** -1.5 2 11.5 9 11.5 19 10.0 17 ***** ** ***** ** ***** ** -3.5 31 ***** 1990 -12.0 12 -5.7 24 -5.0 19 2.0 1 5.5 16 ***** ** 10.5 8 ***** ** 7.0 20 ***** ** ***** ** ***** ** ***** 1991 -12.5 2 -13.4 14 -5.5 12 1.5 7 7.0 7 11.0 24 14.5 14 9.0 24 5.5 29 2.0 15 -4.0 29 -6.0 20 -13.4 1992 -15.0 28 -6.0 13 -13.5 12 3.0 4 2.0 6 13.0 2 15.5 16 10.0 15 8.0 11 -2.6 19 -4.5 21 -2.5 29 -15.0 1993 -10.0 7 -7.0 18 -3.0 14 3.0 3 4.0 9 14.0 3 16.5 11 13.0 3 ***** ** ***** ** -4.0 30 ***** ** ***** 1994 -8.0 22 -7.0 19 -1.0 2 0.0 5 9.5 9 14.5 1 15.0 15 13.0 20 5.0 8 2.0 27 1.0 13 -11.0 8 -11.0 1995 -5.5 9 -5.0 20 -2.6 6 4.5 8 8.0 27 12.0 1 20.0 2 ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 -10.0 12 -7.0 3 -2.0 16 -1.5 6 8.0 2 13.0 16 15.5 14 7.5 31 5.0 22 0.0 3 -8.5 14 -5.5 7 -10.0 1997 -3.5 25 -8.0 2 -4.0 10 2.0 14 7.0 7 16.0 3 ***** ** 11.5 27 ***** ** ***** ** ***** ** -6.0 19 ***** 1998 -5.0 17 -9.0 16 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 7.5 13 ***** ** ***** ** -0.5 23 ***** 1999 -7.5 4 -2.0 2 -1.5 19 -0.4 24 6.8 23 13.4 18 12.0 14 11.0 19 ***** ** 3.2 27 -1.2 11 -3.8 2 ***** 2000 -8.2 13 -5.5 10 -2.5 17 5.2 1 11.0 12 7.8 14 14.6 26 14.0 25 10.0 27 1.4 4 -3.0 18 -1.6 11 -8.2 2001 -14.4 30 -8.2 1 -4.0 12 6.0 3 12.0 2 14.6 3 13.0 30 12.6 24 3.6 21 -0.4 12 -1.0 21 -3.8 23 -14.4 2002 -5.0 13 -3.8 5 -3.4 7 6.0 1 8.0 18 11.6 13 12.6 8 ***** ** 8.6 8 5.0 21 -1.0 19 -12.6 4 ***** 2003 -8.0 22 -5.8 18 -5.0 3 -1.0 19 2.4 2 9.2 8 13.0 26 15.0 29 4.6 29 4.4 14 -3.0 24 -12.0 13 -12.0 LOW. -18.0 28 -20.5 8 -13.5 12 -3.0 1 -1.5 2 7.0 21 10.5 30 7.0 26 1.0 26 -4.5 16 -8.5 14 -19.0 9 -20.5 YEAR 1983 1988 1992 1986 1989 1984 1986 1982 1988 1987 1996 1982 1988 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 36.0 15 36.0 1 33.0 4 30.0 5 19.0 6 12.0 4 ***** 1983 17.0 2 19.0 4 22.0 5 28.5 24 31.5 27 36.0 22 38.5 22 38.0 15 33.5 25 ***** ** ***** ** 20.0 3 ***** 1984 13.0 6 12.0 14 22.5 25 30.5 10 ***** ** 36.0 10 37.5 10 38.5 28 32.5 3 29.5 18 21.0 26 14.5 14 ***** 1985 14.5 12 22.5 16 25.0 24 30.0 24 33.0 17 38.5 26 36.5 5 34.0 6 33.5 3 33.0 1 23.0 3 19.5 3 38.5 1986 15.5 7 20.0 26 16.0 4 27.5 16 32.0 23 36.5 30 37.0 16 36.5 2 34.5 25 31.0 2 25.5 3 17.5 1 37.0 1987 ***** ** ***** ** ***** ** 31.5 26 36.0 24 35.0 3 36.5 9 37.0 4 37.0 6 30.0 3 29.0 7 24.0 24 ***** 1988 13.0 6 21.5 2 24.0 20 30.0 13 34.0 28 38.0 17 36.5 3 35.5 13 35.5 5 29.0 31 26.6 14 ***** ** ***** 1989 12.5 2 13.5 22 25.0 27 ***** ** 33.0 25 37.5 24 38.0 8 36.5 10 ***** ** ***** ** ***** ** 18.5 11 ***** 1990 13.0 23 17.0 28 24.5 14 33.5 29 35.5 19 ***** ** 38.0 16 ***** ** 37.0 14 ***** ** ***** ** ***** ** ***** 1991 12.0 31 16.0 20 19.5 31 31.0 22 34.0 30 35.0 5 40.0 8 35.0 4 34.0 9 26.5 27 24.5 5 21.0 10 40.0 1992 13.5 21 19.5 25 20.0 30 27.5 13 29.0 31 34.5 28 35.0 5 33.5 23 29.0 18 28.0 14 23.0 2 16.5 18 35.0 1993 17.0 29 16.5 12 20.5 30 27.0 19 30.5 20 36.0 29 35.0 2 33.5 15 ***** ** ***** ** 23.0 11 ***** ** ***** 1994 16.0 5 20.0 28 24.0 22 31.6 26 32.5 29 37.0 17 35.5 26 36.0 2 29.5 1 29.0 19 26.0 5 16.0 3 37.0 1995 18.0 17 19.5 5 25.0 26 29.0 4 36.5 7 40.0 30 41.0 17 ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 16.5 6 16.2 19 21.5 31 28.5 13 34.0 31 38.0 2 36.0 24 38.0 11 41.0 9 27.0 25 ***** ** 20.0 29 ***** 1997 14.5 2 17.0 23 24.0 24 29.0 28 36.0 29 36.0 16 ***** ** 36.0 19 ***** ** ***** ** ***** ** 17.0 10 ***** 1998 11.5 26 20.0 8 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 35.0 3 ***** ** ***** ** 27.5 11 ***** 1999 15.5 16 20.0 27 24.0 27 28.0 30 32.5 18 37.0 14 36.0 4 37.0 5 ***** ** 31.5 12 22.0 1 20.0 30 ***** 2000 21.5 2 18.0 24 28.0 25 36.0 15 35.7 7 36.5 23 36.2 31 36.5 1 34.5 14 28.5 12 19.2 4 16.7 1 36.5 2001 16.5 13 19.0 21 25.0 23 31.5 7 37.5 16 41.5 18 36.8 11 37.0 3 35.0 5 30.5 7 24.6 17 21.0 30 41.5 2002 20.0 8 21.0 26 30.5 28 32.5 20 37.0 25 38.5 13 39.0 19 ***** ** 36.5 12 34.0 3 23.0 11 16.0 8 ***** 2003 17.0 10 18.5 4 26.0 26 32.0 7 30.5 31 35.5 4 39.0 19 36.0 13 34.5 7 32.0 19 24.0 1 17.5 7 39.0 HIG. 21.5 2 22.5 16 30.5 28 36.0 15 37.5 16 41.5 18 41.0 17 38.5 28 41.0 9 34.0 3 29.0 7 27.5 11 41.5 YEAR 2000 1985 2002 2000 2001 2001 1995 1984 1996 2002 1987 1998 2001 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 ***** ** ***** ** ***** ** ***** ** ***** ** 10.0 30 0.0 ** 0.0 ** 0.0 ** 13.5 8 24.5 1 25.6 8 ***** 1983 21.0 26 18.0 28 81.0 7 22.9 6 18.0 3 0.8 1 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** 4.0 28 ***** 1984 9.0 17 4.5 5 37.0 23 15.5 18 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 16.0 16 11.0 7 ***** 1985 15.5 23 4.0 2 8.5 4 17.5 4 6.0 21 0.0 ** 0.0 ** 2.0 25 0.0 ** 1.0 12 5.0 28 22.0 5 22.0 1986 7.0 21 23.0 11 9.5 10 24.0 13 11.0 28 0.0 ** 0.0 ** 2.5 5 2.5 30 5.0 15 6.5 21 13.0 31 24.0 1987 ***** ** ***** ** ***** ** 20.5 6 5.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 10.5 29 ***** 1988 15.0 20 24.8 4 14.0 15 25.0 29 6.0 3 0.0 ** 1.0 10 0.0 ** 0.0 ** 0.0 ** 4.0 15 ***** ** ***** 1989 14.0 5 28.5 23 6.0 31 ***** ** 4.0 20 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** ***** ** 14.5 16 ***** 1990 13.0 25 11.0 21 5.0 31 14.5 6 2.0 1 ***** ** 0.0 ** ***** ** 0.0 ** ***** ** ***** ** ***** ** ***** 1991 16.5 26 15.0 23 22.0 15 35.0 13 10.0 20 0.0 ** 0.0 ** 0.0 ** 16.0 28 2.0 17 3.5 22 13.5 13 35.0 1992 13.5 22 6.0 16 21.0 10 22.5 19 22.5 13 10.5 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.0 17 17.5 10 22.5 1993 6.0 10 24.0 5 10.0 2 0.0 ** 23.0 8 5.0 5 0.0 ** 0.0 ** ***** ** ***** ** 9.0 30 ***** ** ***** 1994 14.5 22 6.0 4 13.0 13 6.0 29 3.5 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 25 5.0 18 20.0 5 20.0 1995 8.5 2 19.0 24 15.0 2 5.5 18 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** 1996 6.0 9 14.0 3 21.0 9 15.0 4 9.0 26 4.0 28 0.0 ** 0.0 ** 0.0 ** 7.0 18 0.0 ** 3.0 16 21.0 1997 18.0 17 0.0 ** 3.0 20 10.0 21 4.7 6 7.8 10 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 7.0 18 18.0 1998 0.0 ** 50.8 12 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** ***** ** ***** ** 7.0 3 ***** 1999 21.0 19 15.4 5 12.0 15 6.5 7 0.0 ** 0.0 ** 5.0 13 2.5 31 ***** ** 0.0 ** 0.0 ** 0.0 ** ***** 2000 0.0 ** 4.0 26 7.5 26 2.5 18 0.0 ** 4.5 13 0.0 ** 0.0 ** 7.0 25 6.0 16 12.5 6 25.5 16 25.5 2001 8.3 21 0.0 ** 14.0 11 5.5 18 3.5 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 13.0 20 19.1 22 19.1 2002 12.0 9 5.5 21 23.0 30 16.5 21 16.0 13 0.0 ** 16.5 20 ***** ** 0.0 ** 0.0 ** 9.5 15 9.3 14 ***** 2003 5.0 29 7.5 6 13.5 27 5.5 14 17.0 9 2.0 2 0.0 ** 0.0 ** 0.0 ** 0.5 5 32.5 15 11.5 12 32.5 HIG. 21.0 26 50.8 12 81.0 7 35.0 13 23.0 8 10.5 4 16.5 20 2.5 5 16.0 28 13.5 8 32.5 15 25.6 8 81.0 YEAR 1983 1998 1983 1991 1993 1992 2002 1986 1991 1982 2003 1982 1983 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1982 ****** ****** ****** ****** ****** 10.0 0.0 0.0 0.0 36.0 77.5 64.9 ****** ***** 5.3 0.0 94.7 1983 38.5 28.5 224.2 56.1 81.6 0.8 0.0 0.0 0.0 ****** ****** 14.0 ****** 65.6 31.2 0.0 3.2 1984 17.0 5.5 55.5 49.0 ****** 0.0 0.0 0.0 0.0 0.0 17.0 22.0 ****** 47.0 29.5 0.0 23.5 1985 41.0 14.5 30.0 41.5 12.5 0.0 0.0 3.0 0.0 1.0 7.5 53.0 204.0 41.9 26.5 1.5 30.1 1986 9.5 67.0 44.0 57.0 15.0 0.0 0.0 2.5 2.5 7.0 8.5 29.0 242.0 49.8 29.8 2.1 18.4 1987 ****** ****** ****** 35.5 12.5 0.0 0.0 0.0 0.0 0.0 0.0 11.0 ****** ***** 81.4 0.0 18.6 1988 25.6 84.8 58.0 73.0 9.0 0.0 1.0 0.0 0.0 0.0 4.0 ****** ****** 65.9 32.1 0.4 1.6 1989 26.0 56.5 19.5 ****** 8.5 0.0 0.0 0.0 ****** ****** ****** 32.0 ****** 71.6 6.0 0.0 22.5 1990 40.0 39.9 13.0 37.0 4.0 ****** 0.0 ****** 0.0 ****** ****** ****** ****** 69.4 30.6 0.0 ***** 1991 48.0 21.5 138.0 62.0 35.5 0.0 0.0 0.0 16.0 2.0 3.5 31.5 358.0 58.0 27.2 4.5 10.3 1992 37.8 24.6 42.0 43.0 62.5 38.0 0.0 0.0 0.0 0.0 1.0 53.0 301.9 34.6 47.5 0.0 17.9 1993 6.0 68.5 40.5 0.0 75.0 8.0 0.0 0.0 ****** ****** 10.0 ****** ****** 55.3 39.9 0.0 4.8 1994 30.0 13.0 56.5 15.5 3.5 0.0 0.0 0.0 0.0 15.0 10.5 31.5 175.5 56.7 10.8 0.0 32.5 1995 20.0 22.5 57.5 31.5 0.0 0.0 0.0 ****** ****** ****** ****** ****** ****** 76.0 24.0 0.0 ***** 1996 8.5 17.0 84.0 43.5 19.0 4.0 0.0 0.0 0.0 15.0 0.0 3.0 194.0 56.4 34.3 0.0 9.3 1997 36.0 0.0 7.1 19.8 8.2 19.5 0.0 0.0 0.0 0.0 0.0 20.5 111.1 38.8 42.8 0.0 18.5 1998 0.0 134.5 ****** ****** ****** ****** ****** ****** 0.0 ****** ****** 9.0 ****** 93.7 ***** 0.0 6.3 1999 44.0 38.1 75.8 16.5 0.0 0.0 5.0 2.5 ****** 0.0 0.0 0.0 ****** 86.8 9.1 4.1 0.0 2000 0.0 26.7 22.5 3.5 0.0 4.5 0.0 0.0 7.0 10.0 29.0 38.7 141.9 34.7 5.6 4.9 54.8 2001 24.0 0.0 33.7 6.0 3.7 0.0 0.0 0.0 0.0 0.0 25.8 35.1 128.3 45.0 7.6 0.0 47.5 2002 24.5 12.0 38.5 48.8 67.0 0.0 18.5 ****** 0.0 0.0 16.3 14.2 ****** 31.3 48.3 7.7 12.7 2003 10.6 29.9 51.5 25.4 51.5 2.0 0.0 0.0 0.0 1.0 43.0 20.7 235.6 39.0 33.5 0.0 27.5 MEAN 24.4 35.3 57.5 35.0 24.7 4.3 1.2 0.4 1.4 5.4 14.9 26.8 231.3 50.7 27.7 1.3 20.4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 1 0 0 0 7 7 4 *** 1983 6 3 10 9 11 1 0 0 0 *** *** 4 *** 1984 4 2 8 7 *** 0 0 0 0 0 2 3 *** 1985 8 6 7 8 7 0 0 2 0 1 6 12 57 1986 3 8 12 9 4 1 0 1 1 2 3 6 50 1987 *** *** *** 5 4 0 0 0 0 0 0 2 *** 1988 4 7 10 8 3 0 1 0 0 0 1 *** *** 1989 6 5 7 *** 4 0 0 0 *** *** *** 5 *** 1990 7 6 3 8 2 *** 0 *** 0 *** *** *** *** 1991 5 4 11 5 10 0 0 0 2 1 1 5 44 1992 8 5 8 6 10 6 0 0 0 0 1 9 53 1993 1 9 7 0 9 2 0 0 *** *** 2 *** *** 1994 4 4 10 3 1 0 0 0 0 2 4 3 31 1995 5 3 7 11 0 0 0 *** *** *** *** *** *** 1996 3 3 10 10 4 1 0 0 0 3 0 1 35 1997 5 0 4 6 2 4 0 0 0 0 0 7 28 1998 0 9 *** *** *** *** *** *** 0 *** *** 2 *** 1999 4 5 16 7 0 0 1 1 *** 0 0 0 *** 2000 0 10 5 2 0 1 0 0 1 4 4 7 34 2001 5 0 5 2 2 0 0 0 0 0 3 4 21 2002 3 3 5 10 8 0 2 *** 0 0 3 3 *** 2003 4 9 10 9 6 1 0 0 0 2 3 5 49 MEAN 4 5 8 7 5 1 0 0 0 1 2 5 38 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** 1 0 0 0 7 7 4 *** 1983 5 3 8 8 10 0 0 0 0 *** *** 4 *** 1984 4 2 6 7 *** 0 0 0 0 0 2 3 *** 1985 6 5 6 7 3 0 0 2 0 1 3 8 41 1986 2 8 10 7 4 0 0 1 1 2 2 5 42 1987 *** *** *** 5 4 0 0 0 0 0 0 1 *** 1988 4 7 10 8 3 0 1 0 0 0 1 *** *** 1989 5 5 7 *** 3 0 0 0 *** *** *** 4 *** 1990 7 5 3 8 2 *** 0 *** 0 *** *** *** *** 1991 5 4 11 5 10 0 0 0 1 1 1 5 43 1992 7 5 7 6 8 6 0 0 0 0 1 8 48 1993 1 8 7 0 9 2 0 0 *** *** 2 *** *** 1994 4 4 10 3 1 0 0 0 0 2 3 2 29 1995 5 3 7 10 0 0 0 *** *** *** *** *** *** 1996 3 3 10 9 4 1 0 0 0 3 0 1 34 1997 5 0 3 5 2 4 0 0 0 0 0 5 24 1998 0 9 *** *** *** *** *** *** 0 *** *** 2 *** 1999 4 5 15 7 0 0 1 1 *** 0 0 0 *** 2000 0 10 5 2 0 1 0 0 1 2 4 6 31 2001 5 0 5 1 1 0 0 0 0 0 3 4 19 2002 3 3 5 10 8 0 2 *** 0 0 3 2 *** 2003 4 8 8 9 6 1 0 0 0 0 3 4 43 MEAN 4 5 8 6 4 1 0 0 0 1 2 4 35 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** 1 0 0 0 1 3 3 *** 1983 2 1 6 2 3 0 0 0 0 *** *** 0 *** 1984 0 0 1 2 *** 0 0 0 0 0 1 1 *** 1985 2 0 0 2 0 0 0 0 0 0 0 1 5 1986 0 3 0 1 1 0 0 0 0 0 0 1 6 1987 *** *** *** 1 0 0 0 0 0 0 0 1 *** 1988 1 4 1 2 0 0 0 0 0 0 0 *** *** 1989 1 2 0 *** 0 0 0 0 *** *** *** 1 *** 1990 1 2 0 1 0 *** 0 *** 0 *** *** *** *** 1991 2 1 8 2 1 0 0 0 1 0 0 1 16 1992 1 0 1 1 3 1 0 0 0 0 0 1 8 1993 0 2 1 0 3 0 0 0 *** *** 0 *** *** 1994 1 0 4 0 0 0 0 0 0 0 0 2 7 1995 0 1 3 0 0 0 0 *** *** *** *** *** *** 1996 0 1 4 1 0 0 0 0 0 0 0 0 6 1997 1 0 0 1 0 0 0 0 0 0 0 0 2 1998 0 4 *** *** *** *** *** *** 0 *** *** 0 *** 1999 2 1 1 0 0 0 0 0 *** 0 0 0 *** 2000 0 0 0 0 0 0 0 0 0 0 1 1 2 2001 0 0 2 0 0 0 0 0 0 0 1 1 4 2002 1 0 2 1 4 0 1 *** 0 0 0 0 *** 2003 0 0 2 0 3 0 0 0 0 0 1 1 7 MEAN 1 1 2 1 1 0 0 0 0 0 0 1 7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 54 44 49 54 84 85 82 *** 1983 82 84 81 80 69 50 49 52 54 *** *** 84 *** 1984 89 81 82 75 *** 42 37 48 56 69 83 87 *** 1985 89 81 84 76 59 40 44 48 53 72 76 89 68 1986 90 91 89 80 70 59 58 59 59 83 84 88 76 1987 *** *** *** 81 65 52 59 63 72 77 83 78 *** 1988 89 85 84 81 64 53 57 62 68 72 81 *** *** 1989 85 88 85 *** 55 46 48 53 *** *** *** 88 *** 1990 92 94 76 74 56 *** 46 *** 58 *** *** *** *** 1991 86 85 89 76 67 47 42 43 58 69 79 76 68 1992 83 82 78 78 70 63 48 51 53 63 67 87 69 1993 79 84 76 73 74 57 46 50 *** *** 82 *** *** 1994 82 85 85 65 54 47 43 48 44 69 72 83 65 1995 80 82 80 70 52 47 49 *** *** *** *** *** *** 1996 79 78 82 69 54 49 43 37 47 59 65 67 61 1997 70 63 71 66 56 71 *** 40 *** *** *** 80 *** 1998 87 83 *** *** *** *** *** *** 49 *** *** 78 *** 1999 85 77 79 74 62 41 50 38 *** 62 83 78 *** 2000 72 80 69 54 45 39 33 35 53 73 82 87 60 2001 84 75 70 64 46 39 37 40 54 67 73 83 61 2002 79 75 65 75 63 39 36 *** 41 65 80 81 *** 2003 81 78 76 80 72 53 47 44 55 62 77 77 67 MEAN 83 82 79 73 61 49 46 48 55 70 78 82 67 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 27 20 25 23 52 62 56 *** 1983 63 40 50 49 42 27 20 23 25 *** *** 62 *** 1984 57 59 54 41 *** 19 14 18 23 25 49 58 *** 1985 60 42 57 41 29 17 21 23 21 35 41 68 38 1986 53 66 64 52 46 40 34 32 36 47 55 64 49 1987 *** *** *** 54 45 33 37 35 36 43 39 40 *** 1988 62 64 51 48 40 22 24 26 25 28 34 *** *** 1989 74 66 41 *** 32 21 21 22 *** *** *** 60 *** 1990 79 66 39 48 33 *** 25 *** 20 *** *** *** *** 1991 66 60 69 44 41 25 22 19 28 27 41 48 41 1992 61 52 54 49 49 37 25 31 24 26 33 65 42 1993 52 59 51 48 50 35 26 26 *** *** 52 *** *** 1994 59 60 55 36 30 29 26 24 25 37 45 50 40 1995 49 55 46 42 32 29 32 *** *** *** *** *** *** 1996 48 53 60 41 30 32 30 18 26 29 34 36 36 1997 45 37 44 38 35 34 *** 20 *** *** *** 54 *** 1998 61 61 *** *** *** *** *** *** 23 *** *** 55 *** 1999 61 44 55 44 43 20 30 15 *** 31 56 47 *** 2000 41 47 35 24 22 20 16 14 23 38 45 53 32 2001 57 38 38 33 21 19 21 22 36 33 39 56 34 2002 54 44 33 50 44 21 18 *** 18 30 45 56 *** 2003 51 58 45 56 38 26 22 23 27 25 47 55 39 MEAN 58 54 50 44 37 27 24 23 26 34 45 55 40 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 35 27 31 33 66 76 82 *** 1983 81 64 64 64 59 37 31 32 36 *** *** 79 *** 1984 84 76 67 54 *** 25 19 28 36 44 66 74 *** 1985 83 62 69 56 42 22 27 31 35 46 56 84 51 1986 77 84 74 63 53 48 37 40 50 67 70 88 63 1987 *** *** *** 65 56 41 44 44 44 57 56 61 *** 1988 82 78 67 62 48 31 29 31 35 44 56 *** *** 1989 79 81 56 *** 40 23 27 26 *** *** *** 75 *** 1990 89 74 55 56 42 *** 29 *** 27 *** *** *** *** 1991 81 72 79 57 51 28 28 25 40 44 59 65 52 1992 79 70 65 60 53 45 28 35 29 42 44 82 53 1993 66 74 65 56 58 40 31 31 *** *** 67 *** *** 1994 68 76 67 44 37 30 28 29 28 51 57 66 48 1995 62 63 57 51 35 33 36 *** *** *** *** *** *** 1996 59 65 72 54 38 32 32 23 32 38 42 48 45 1997 53 50 48 37 37 36 *** 21 *** *** *** 70 *** 1998 76 77 *** *** *** *** *** *** 31 *** *** 65 *** 1999 76 58 66 53 46 25 33 21 *** 42 74 64 *** 2000 61 63 44 31 26 26 19 21 34 50 62 71 42 2001 71 56 51 41 28 24 27 29 41 45 56 72 45 2002 65 59 44 62 51 27 23 *** 23 44 66 73 *** 2003 66 67 60 60 50 34 30 29 35 35 65 69 50 MEAN 73 68 62 54 45 32 29 29 35 48 61 72 51 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** 0 0 0 0 *** 6 22 *** 1983 18 16 3 0 0 0 0 0 0 *** *** 9 *** 1984 24 21 0 0 *** 0 0 0 0 0 0 26 *** 1985 19 8 10 0 0 0 0 0 0 0 6 6 49 1986 12 9 5 0 0 0 0 0 0 0 10 12 48 1987 *** *** *** 0 0 0 0 0 0 1 1 12 *** 1988 15 11 0 0 0 0 0 0 0 0 4 *** *** 1989 26 22 0 *** 0 0 0 0 *** *** *** 0 *** 1990 14 6 3 0 0 *** 0 *** 0 *** *** *** *** 1991 9 8 2 0 0 0 0 0 0 0 2 9 30 1992 9 6 3 0 0 0 0 0 0 0 2 0 20 1993 14 4 0 0 0 0 0 0 *** *** 1 *** *** 1994 7 8 0 0 0 0 0 0 0 0 0 9 24 1995 3 2 0 0 0 0 0 *** *** *** *** *** *** 1996 13 4 0 0 0 0 0 0 0 0 2 4 23 1997 0 9 1 0 0 0 *** 0 *** *** *** 3 *** 1998 4 6 *** *** *** *** *** *** 0 *** *** 0 *** 1999 5 0 0 0 0 0 0 0 *** 0 0 0 *** 2000 9 3 0 0 0 0 0 0 0 0 0 0 12 2001 8 3 1 0 0 0 0 0 0 0 0 0 12 2002 4 0 0 0 0 0 0 *** 0 0 0 9 *** 2003 7 2 1 0 0 0 0 0 0 0 0 4 14 MEAN 11 7 2 0 0 0 0 0 0 0 2 7 29 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** 0 0 2 0 *** 0 0 *** 1983 0 0 0 0 0 0 2 1 0 *** *** 0 *** 1984 0 0 0 0 *** 0 3 0 0 0 0 0 *** 1985 0 0 0 0 0 1 11 1 0 0 0 0 13 1986 0 0 0 0 0 0 1 1 0 0 0 0 2 1987 *** *** *** 0 0 1 2 1 0 0 0 0 *** 1988 0 0 0 0 0 0 3 1 0 0 0 *** *** 1989 0 0 0 *** 0 0 7 0 *** *** *** 0 *** 1990 0 0 0 0 0 *** 0 *** 0 *** *** *** *** 1991 0 0 0 0 0 0 3 0 0 0 0 0 3 1992 0 0 0 0 0 1 3 0 0 0 0 0 4 1993 0 0 0 0 0 1 4 1 *** *** 0 *** *** 1994 0 0 0 0 0 2 4 4 0 0 0 0 10 1995 0 0 0 0 0 2 28 *** *** *** *** *** *** 1996 0 0 0 0 2 5 12 2 0 0 0 0 21 1997 0 0 0 0 1 5 *** 8 *** *** *** 0 *** 1998 0 0 *** *** *** *** *** *** 0 *** *** 0 *** 1999 0 0 0 0 0 1 9 9 *** 0 0 0 *** 2000 0 0 0 0 0 0 7 6 0 0 0 0 13 2001 0 0 0 0 0 1 3 2 1 0 0 0 7 2002 0 0 0 0 0 2 5 *** 0 0 0 0 *** 2003 0 0 0 0 0 1 9 3 0 0 0 0 13 MEAN 0 0 0 0 0 1 6 2 0 0 0 0 9 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** *** 0 0 0 0 0 2 *** 1983 1 0 0 0 0 0 0 0 0 *** *** 0 *** 1984 1 7 0 0 *** 0 0 0 0 0 0 5 *** 1985 2 1 1 0 0 0 0 0 0 0 0 2 6 1986 1 1 0 0 0 0 0 0 0 0 0 2 4 1987 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1988 0 4 0 0 0 0 0 0 0 0 0 *** *** 1989 4 6 0 *** 0 0 0 0 *** *** *** 0 *** 1990 6 0 0 0 0 *** 0 *** 0 *** *** *** *** 1991 0 5 0 0 0 0 0 0 0 0 0 0 5 1992 4 0 0 0 0 0 0 0 0 0 0 0 4 1993 2 1 0 0 0 0 0 0 *** *** 0 *** *** 1994 0 3 0 0 0 0 0 0 0 0 0 2 5 1995 1 1 0 0 0 0 0 *** *** *** *** *** *** 1996 5 2 0 0 0 0 0 0 0 0 *** 0 *** 1997 0 0 0 0 0 0 *** 0 *** *** *** 1 *** 1998 0 3 *** *** *** *** *** *** 0 *** *** 0 *** 1999 1 0 0 0 0 0 0 0 *** 0 0 0 *** 2000 2 0 0 0 0 0 0 0 0 0 0 0 2 2001 6 0 1 0 0 0 0 0 0 0 0 0 7 2002 1 1 0 0 0 0 0 *** 0 0 0 3 *** 2003 1 0 0 0 0 0 0 0 0 0 0 2 3 MEAN 2 2 0 0 0 0 0 0 0 0 0 1 5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** *** 29 25 8 1 0 0 *** 1983 0 0 0 0 7 22 31 27 12 *** *** 0 *** 1984 0 0 0 2 *** 19 31 28 3 0 0 0 *** 1985 0 0 0 1 8 28 30 22 12 1 0 0 102 1986 0 0 0 0 4 18 27 24 13 2 0 0 88 1987 *** *** *** 2 11 19 27 23 7 1 0 0 *** 1988 0 0 0 2 4 26 30 23 11 0 0 *** *** 1989 0 0 0 *** 8 28 31 29 *** *** *** 0 *** 1990 0 0 0 2 10 *** 28 *** 18 *** *** *** *** 1991 0 0 0 1 4 20 25 27 11 0 0 0 88 1992 0 0 0 0 0 13 25 11 0 0 0 0 49 1993 0 0 0 0 2 17 29 22 *** *** 0 *** *** 1994 0 0 0 5 7 24 27 30 0 0 0 0 93 1995 0 0 0 0 4 22 30 *** *** *** *** *** *** 1996 0 0 0 0 7 18 30 21 16 0 *** 0 *** 1997 0 0 0 0 11 15 *** 28 *** *** *** 0 *** 1998 0 0 *** *** *** *** *** *** 11 *** *** 0 *** 1999 0 0 0 0 8 23 26 29 *** 2 0 0 *** 2000 0 0 0 6 16 22 31 31 18 0 0 0 124 2001 0 0 0 4 20 25 31 28 14 3 0 0 125 2002 0 0 1 1 7 23 27 *** 14 7 0 0 *** 2003 0 0 0 6 2 20 31 31 14 6 0 0 110 MEAN 0 0 0 2 7 21 29 26 11 2 0 0 98 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** *** 0 0 0 0 0 0 *** 1983 0 0 0 0 0 0 0 0 0 *** *** 0 *** 1984 0 0 0 0 *** 0 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1988 0 0 0 0 0 0 0 0 0 0 0 *** *** 1989 0 0 0 *** 0 0 0 0 *** *** *** 0 *** 1990 0 0 0 0 0 *** 0 *** 0 *** *** *** *** 1991 0 0 0 0 0 0 1 0 0 0 0 0 1 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 *** *** 0 *** *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 1 1 *** *** *** *** *** *** 1996 0 0 0 0 0 0 0 0 1 0 *** 0 *** 1997 0 0 0 0 0 0 *** 0 *** *** *** 0 *** 1998 0 0 *** *** *** *** *** *** 0 *** *** 0 *** 1999 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 1 0 0 0 0 0 0 1 2002 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 DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** *** 0 0 0 0 0 0 *** 1983 0 0 0 0 0 0 0 0 0 *** *** 0 *** 1984 0 0 0 0 *** 0 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1988 0 0 0 0 0 0 0 0 0 0 0 *** *** 1989 0 0 0 *** 0 0 0 0 *** *** *** 0 *** 1990 0 0 0 0 0 *** 0 *** 0 *** *** *** *** 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 *** *** 0 *** *** 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 *** *** *** *** *** *** 1996 0 0 0 0 0 0 0 0 0 0 *** 0 *** 1997 0 0 0 0 0 0 *** 0 *** *** *** 0 *** 1998 0 0 *** *** *** *** *** *** 0 *** *** 0 *** 1999 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 *** 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 DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 -------------- 1982 *** *** *** *** *** 0 0 0 0 *** 19 31 *** 11 6 12 31 1983 26 27 22 1 0 0 0 0 0 *** *** 24 *** 12 3 4 1 1984 30 29 7 0 *** 0 0 0 0 11 1 31 *** 10 9 3 8 1985 30 24 17 2 0 0 0 0 0 7 10 22 112 10 14 4 19 1986 31 25 23 2 0 0 0 0 0 1 17 25 124 10 18 4 2 1987 *** *** *** 1 0 0 0 0 0 13 16 31 *** 10 13 4 8 1988 28 26 8 1 0 0 0 0 0 1 9 *** *** 10 22 4 4 1989 30 28 15 *** 3 0 0 0 *** *** *** 19 *** 12 9 5 4 1990 29 24 18 0 0 *** 0 *** 0 *** *** *** *** 1 1 3 28 1991 28 20 12 0 0 0 0 0 0 0 9 15 84 11 20 3 23 1992 24 19 14 0 0 0 0 0 0 2 8 9 76 10 19 3 28 1993 24 13 10 0 0 0 0 0 *** *** 11 *** *** 11 6 3 25 1994 21 19 2 1 0 0 0 0 0 0 0 15 58 12 7 4 5 1995 17 10 9 0 0 0 0 *** *** *** *** *** *** 1 7 3 10 1996 21 15 6 2 0 0 0 0 0 1 10 13 68 10 3 4 6 1997 20 19 12 0 0 0 *** 0 *** *** *** 13 *** 12 13 3 21 1998 23 12 *** *** *** *** *** *** 0 *** *** 3 *** 12 23 2 28 1999 17 4 5 1 0 0 0 0 *** 0 5 9 *** 11 11 4 24 2000 17 15 5 0 0 0 0 0 0 0 5 8 50 11 12 3 17 2001 24 17 4 0 0 0 0 0 0 2 2 8 57 10 12 3 14 2002 16 15 5 0 0 0 0 *** 0 0 4 22 *** 11 18 3 11 2003 18 9 4 2 0 0 0 0 0 0 10 13 56 11 16 4 19 MEAN 24 19 10 1 0 0 0 0 0 3 9 17 83 10 3 5 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 25.3 28.0 24.9 19.3 13.2 4.3 0.2 ****** 1983 1.0 4.9 6.1 14.3 20.7 26.3 30.0 27.1 20.9 ****** ****** 3.2 ****** 1984 1.3 -1.5 9.1 15.9 ****** 26.4 30.1 27.8 20.0 13.2 9.3 -1.7 ****** 1985 1.2 5.6 5.1 15.6 21.5 28.4 28.9 25.1 21.0 13.2 9.4 3.4 14.9 1986 2.7 3.4 3.7 13.9 21.4 25.5 28.1 25.2 21.4 15.6 7.2 2.7 14.2 1987 ****** ****** ****** 14.6 22.1 26.3 27.6 27.0 20.2 9.7 8.8 5.5 ****** 1988 1.9 2.2 9.1 15.6 20.2 27.2 28.4 25.2 20.6 14.2 10.3 ****** ****** 1989 -2.0 -1.1 9.2 ****** 19.5 27.5 29.4 26.8 ****** ****** ****** 5.6 ****** 1990 0.3 3.3 8.8 15.1 22.7 ****** 28.7 ****** 23.6 ****** ****** ****** ****** 1991 2.1 2.9 6.8 16.0 19.5 25.8 28.3 25.8 21.1 14.7 8.6 5.2 14.7 1992 0.9 4.4 5.0 13.2 16.1 24.8 27.7 24.3 20.2 14.2 11.7 5.0 14.0 1993 1.9 3.5 6.5 15.3 18.7 25.4 27.7 25.4 ****** ****** 6.8 ****** ****** 1994 3.4 2.2 10.3 15.9 22.1 26.2 27.7 27.5 18.5 13.6 12.2 3.6 15.3 1995 5.1 5.0 8.7 16.3 21.5 26.2 30.0 ****** ****** ****** ****** ****** ****** 1996 2.1 3.7 7.0 14.0 21.2 26.7 29.0 26.3 24.2 14.6 7.3 5.7 15.1 1997 3.7 4.3 8.1 16.0 20.4 26.0 ****** 26.5 ****** ****** ****** 5.2 ****** 1998 2.2 2.1 ****** ****** ****** ****** ****** ****** 22.5 ****** ****** 8.4 ****** 1999 4.0 8.8 8.5 14.3 20.4 26.7 27.0 28.2 ****** 16.7 8.2 7.3 ****** 2000 4.1 5.1 9.9 19.6 23.8 25.9 28.8 28.3 23.7 14.9 7.1 5.8 16.4 2001 1.5 5.9 11.8 19.0 25.3 27.8 28.1 27.6 22.0 15.3 11.1 6.8 16.9 2002 4.4 6.4 12.3 15.2 19.9 26.8 28.3 ****** 22.9 18.1 10.0 1.9 ****** 2003 3.3 5.8 9.0 14.7 18.0 24.4 28.3 27.4 21.1 18.0 8.4 4.5 15.2 MEAN 2.3 3.8 8.2 15.5 20.8 26.3 28.5 26.5 21.4 14.6 8.8 4.4 15.1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 9.0 7.0 7.7 2.6 6.2 -0.3 -5.0 ****** 1983 -3.3 -2.0 -0.7 6.6 10.6 10.0 10.7 8.9 4.6 ****** ****** -1.5 ****** 1984 -3.0 -6.3 2.6 5.9 ****** 5.3 5.0 7.7 3.5 -0.6 2.2 -6.4 ****** 1985 -2.8 -2.9 -0.7 5.9 6.4 5.9 8.8 6.7 3.7 1.6 -0.2 -0.0 2.7 1986 -2.3 -0.1 -0.7 6.5 11.6 13.3 13.4 11.2 8.9 8.9 0.3 -0.9 5.8 1987 ****** ****** ****** 7.5 11.9 11.5 14.5 13.8 8.5 0.6 0.7 -4.3 ****** 1988 -2.1 -2.2 2.5 7.6 8.5 8.9 10.5 8.8 5.4 1.3 0.4 ****** ****** 1989 -5.3 -4.8 0.9 ****** 4.7 6.6 9.5 7.9 ****** ****** ****** 0.9 ****** 1990 -1.9 -0.8 -1.0 6.3 8.1 ****** 10.0 ****** 4.6 ****** ****** ****** ****** 1991 -1.8 -1.9 2.9 7.3 8.4 7.3 7.9 4.4 5.9 1.8 -0.0 -2.0 3.4 1992 -3.6 -1.7 -1.7 5.1 6.8 11.7 9.2 8.5 2.6 -0.1 -0.6 1.0 3.1 1993 -5.2 -1.2 -0.3 6.6 10.7 10.8 9.5 7.9 ****** ****** 0.2 ****** ****** 1994 -1.9 -2.7 3.6 3.7 6.2 8.8 8.9 9.0 0.8 2.8 3.4 -2.7 3.3 1995 -2.4 -1.4 0.6 5.9 6.4 9.1 14.0 ****** ****** ****** ****** ****** ****** 1996 -5.1 -2.9 1.6 3.9 5.9 10.1 11.4 4.2 6.3 0.0 -4.3 -4.9 2.2 1997 -5.3 -6.5 -2.0 3.1 6.0 12.5 ****** 4.7 ****** ****** ****** -1.2 ****** 1998 -2.5 -3.0 ****** ****** ****** ****** ****** ****** 5.0 ****** ****** 1.6 ****** 1999 -0.8 0.0 1.4 4.5 7.7 5.8 10.4 4.2 ****** 2.9 2.3 -0.2 ****** 2000 -5.4 -2.1 -2.4 3.8 4.0 4.2 3.8 3.9 5.9 4.4 -0.5 0.1 1.6 2001 -4.2 -3.6 0.9 5.9 5.4 5.7 7.2 7.4 8.1 2.7 1.2 1.2 3.2 2002 -2.0 -2.4 -0.7 7.0 8.4 5.9 5.2 ****** 1.3 4.6 2.3 -3.7 ****** 2003 -3.3 -0.4 0.6 6.9 7.2 7.4 9.3 8.3 4.9 2.6 1.0 -1.7 3.6 MEAN -3.2 -2.4 0.4 5.8 7.6 8.5 9.3 7.5 4.9 2.6 0.5 -1.6 3.3 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 8.24 7.35 7.73 5.30 6.98 4.30 3.14 ****** 1983 3.57 3.82 4.15 7.01 9.28 8.79 9.39 8.27 6.16 ****** ****** 4.06 ****** 1984 3.54 2.89 5.45 6.67 ****** 6.44 6.37 7.54 5.80 4.33 5.09 2.80 ****** 1985 3.58 3.56 4.36 6.68 7.07 6.75 8.16 7.03 5.70 4.97 4.38 4.37 5.55 1986 3.70 4.42 4.19 7.01 9.80 10.89 11.00 9.51 8.21 8.16 4.59 4.25 7.14 1987 ****** ****** ****** 7.46 10.18 9.81 11.78 11.18 8.04 4.67 4.63 3.22 ****** 1988 3.72 3.86 5.27 7.73 7.91 8.40 9.31 8.13 6.74 4.88 4.62 ****** ****** 1989 3.01 3.11 4.67 ****** 6.35 7.12 8.69 7.70 ****** ****** ****** 4.64 ****** 1990 3.79 4.11 4.09 6.78 7.90 ****** 8.89 ****** 6.23 ****** ****** ****** ****** 1991 3.84 3.90 5.43 7.28 7.92 7.41 7.71 6.20 6.77 5.06 4.51 3.85 5.82 1992 3.41 3.87 3.94 6.38 7.26 9.86 8.34 8.01 5.35 4.49 4.32 4.68 5.83 1993 2.99 4.01 4.42 6.94 9.35 9.32 8.56 7.68 ****** ****** 4.46 ****** ****** 1994 3.82 3.61 5.64 5.82 6.88 8.13 8.09 8.22 4.61 5.44 5.57 3.72 5.80 1995 3.74 3.99 4.65 6.70 7.04 8.26 11.42 ****** ****** ****** ****** ****** ****** 1996 3.10 3.61 4.97 6.03 6.82 8.93 9.56 6.06 7.00 4.51 3.19 3.07 5.57 1997 3.04 2.83 3.82 5.85 6.72 10.25 ****** 6.27 ****** ****** ****** 4.01 ****** 1998 3.67 3.62 ****** ****** ****** ****** ****** ****** 6.34 ****** ****** 4.90 ****** 1999 4.14 4.40 4.93 6.25 8.01 6.74 8.92 6.03 ****** 5.43 5.21 4.44 ****** 2000 3.01 3.73 3.70 5.79 5.86 6.06 5.86 5.93 6.78 5.95 4.22 4.40 5.11 2001 3.25 3.40 4.71 6.60 6.52 6.73 7.25 7.45 8.12 5.50 4.79 4.76 5.76 2002 3.80 3.71 4.28 7.18 7.90 6.69 6.49 ****** 4.99 6.15 5.23 3.39 ****** 2003 3.40 4.25 4.67 7.22 7.31 7.43 8.49 7.86 6.31 5.40 4.78 3.91 5.92 MEAN 3.51 3.74 4.60 6.70 7.69 8.11 8.58 7.60 6.38 5.46 4.62 3.98 5.91 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 11.77 10.53 11.06 7.59 9.95 6.14 4.49 ****** 1983 5.10 5.46 5.93 10.00 13.22 12.56 13.41 11.83 8.81 ****** ****** 5.80 ****** 1984 5.05 4.13 7.77 9.53 ****** 9.23 9.15 10.80 8.31 6.19 7.27 3.99 ****** 1985 5.11 5.08 6.22 9.54 10.10 9.67 11.68 10.06 8.17 7.11 6.25 6.24 7.94 1986 5.28 6.31 5.97 10.00 13.95 15.50 15.67 13.58 11.72 11.62 6.56 6.05 10.18 1987 ****** ****** ****** 10.63 14.48 13.99 16.76 15.93 11.48 6.67 6.62 4.60 ****** 1988 5.31 5.51 7.53 11.01 11.29 12.01 13.29 11.62 9.64 6.98 6.60 ****** ****** 1989 4.29 4.44 6.67 ****** 9.07 10.19 12.42 11.02 ****** ****** ****** 6.62 ****** 1990 5.41 5.87 5.85 9.68 11.28 ****** 12.70 ****** 8.92 ****** ****** ****** ****** 1991 5.47 5.56 7.74 10.38 11.30 10.60 11.04 8.88 9.69 7.24 6.44 5.49 8.32 1992 4.86 5.53 5.62 9.10 10.36 14.05 11.93 11.45 7.66 6.43 6.19 6.67 8.32 1993 4.26 5.72 6.31 9.91 13.31 13.30 12.24 10.99 ****** ****** 6.37 ****** ****** 1994 5.46 5.16 8.05 8.32 9.85 11.63 11.57 11.75 6.61 7.77 7.95 5.31 8.29 1995 5.34 5.70 6.64 9.56 10.07 11.81 16.27 ****** ****** ****** ****** ****** ****** 1996 4.42 5.15 7.09 8.61 9.75 12.75 13.67 8.69 10.02 6.46 4.57 4.40 7.97 1997 4.34 4.05 5.47 8.35 9.62 14.62 ****** 8.99 ****** ****** ****** 5.73 ****** 1998 5.23 5.16 ****** ****** ****** ****** ****** ****** 9.09 ****** ****** 7.00 ****** 1999 5.91 6.29 7.04 8.92 11.42 9.65 12.76 8.66 ****** 7.77 7.44 6.33 ****** 2000 4.31 5.33 5.30 8.29 8.40 8.69 8.42 8.51 9.70 8.51 6.03 6.28 7.32 2001 4.63 4.86 6.73 9.44 9.34 9.65 10.39 10.67 11.59 7.87 6.85 6.79 8.23 2002 5.43 5.30 6.12 10.24 11.28 9.60 9.30 ****** 7.16 8.79 7.47 4.84 ****** 2003 4.85 6.07 6.67 10.30 10.44 10.63 12.14 11.25 9.03 7.72 6.83 5.58 8.46 MEAN 5.00 5.33 6.56 9.57 10.98 11.60 12.27 10.87 9.13 7.81 6.60 5.68 8.45 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 ****** ****** ****** ****** ****** 20.78 28.02 21.78 15.91 6.33 2.53 2.12 ****** 1983 2.02 4.29 4.57 7.12 11.99 22.55 30.34 25.13 17.39 ****** ****** 2.71 ****** 1984 2.02 1.84 4.36 9.74 ****** 26.06 34.35 28.03 16.35 10.66 5.14 1.72 ****** 1985 1.92 4.90 3.81 9.30 16.40 30.02 29.11 22.62 18.22 9.42 6.49 2.03 12.85 1986 2.74 2.17 2.30 6.49 12.37 17.88 23.34 19.88 14.75 7.90 3.80 2.07 9.64 1987 ****** ****** ****** 7.22 13.39 21.25 21.35 20.83 13.54 6.96 6.50 5.58 ****** 1988 1.99 2.47 4.64 8.05 13.41 25.36 26.48 21.68 16.72 10.69 7.41 ****** ****** 1989 1.25 1.60 5.74 ****** 15.17 27.82 29.52 26.28 ****** ****** ****** 2.85 ****** 1990 1.05 2.35 6.47 8.63 17.28 ****** 27.84 ****** 22.00 ****** ****** ****** ****** 1991 1.74 2.76 2.57 9.09 12.35 23.23 28.27 25.34 17.03 10.45 5.37 3.96 11.85 1992 2.12 3.48 3.66 6.86 8.89 18.24 26.03 19.66 16.98 11.25 8.19 2.31 10.64 1993 3.23 2.76 3.85 8.85 9.69 19.99 25.59 22.17 ****** ****** 4.13 ****** ****** 1994 2.83 2.57 5.12 11.31 17.56 23.06 26.17 25.84 15.59 8.71 6.95 3.16 12.41 1995 3.98 3.55 5.29 9.73 16.44 23.29 27.15 ****** ****** ****** ****** ****** ****** 1996 3.29 3.40 3.42 8.54 16.39 23.26 27.19 26.91 22.02 11.40 6.36 5.36 13.13 1997 3.88 4.72 6.06 11.03 16.02 19.89 ****** 27.04 ****** ****** ****** 3.50 ****** 1998 2.18 2.71 ****** ****** ****** ****** ****** ****** 19.77 ****** ****** 4.70 ****** 1999 2.57 5.67 4.92 8.30 13.71 26.41 23.77 31.02 ****** 12.37 4.17 4.57 ****** 2000 4.73 4.17 8.03 16.91 22.31 26.13 31.85 31.09 20.95 9.26 4.56 3.30 15.27 2001 2.78 4.96 8.29 13.55 24.04 28.86 28.49 26.91 16.43 10.82 7.21 3.60 14.66 2002 3.48 5.14 9.58 8.03 13.33 26.66 30.26 ****** 22.24 13.69 5.63 2.62 ****** 2003 3.44 3.63 5.67 8.41 11.47 21.17 27.78 26.19 17.97 14.43 4.99 3.41 12.38 MEAN 2.66 3.46 5.18 9.32 14.85 23.59 27.65 24.91 17.87 10.29 5.59 3.31 12.39 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 39 30 35 37 67 75 73 *** 1983 75 63 63 64 57 38 34 35 38 *** *** 75 *** 1984 77 72 68 57 *** 29 23 31 38 46 66 73 *** 1985 77 61 70 58 43 27 31 34 36 51 57 80 52 1986 73 80 75 65 56 49 43 44 50 66 70 80 63 1987 *** *** *** 66 55 42 47 47 51 59 60 58 *** 1988 78 76 67 64 51 35 37 39 43 48 57 *** *** 1989 81 78 61 *** 42 30 32 33 *** *** *** 74 *** 1990 87 78 57 60 43 *** 34 *** 35 *** *** *** *** 1991 78 72 78 59 52 33 30 28 42 47 60 64 54 1992 75 67 65 63 58 48 33 39 35 43 50 78 55 1993 64 72 66 60 61 44 35 36 *** *** 67 *** *** 1994 70 73 69 48 40 36 32 34 32 52 58 66 51 1995 64 67 61 55 40 36 39 *** *** *** *** *** *** 1996 62 65 71 55 40 37 35 26 35 43 47 50 47 1997 56 50 54 47 43 47 *** 27 *** *** *** 67 *** 1998 73 73 *** *** *** *** *** *** 35 *** *** 66 *** 1999 74 59 66 56 51 29 38 25 *** 45 70 63 *** 2000 57 62 49 38 31 29 22 24 37 54 63 70 45 2001 70 56 53 46 32 28 28 30 43 48 56 70 47 2002 66 59 47 62 53 29 26 *** 28 46 63 70 *** 2003 66 68 60 66 53 38 33 32 39 41 63 67 52 MEAN 71 68 63 57 47 36 33 33 38 50 61 69 52 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 55 44 50 54 85 89 90 *** 1983 88 86 82 81 72 51 51 52 55 *** *** 88 *** 1984 92 84 85 77 *** 42 37 48 57 70 84 88 *** 1985 91 84 88 77 60 41 44 49 54 73 77 91 69 1986 91 93 90 80 70 62 58 59 63 84 87 92 77 1987 *** *** *** 81 68 54 60 64 72 78 85 79 *** 1988 92 91 88 83 65 54 57 62 68 74 82 *** *** 1989 91 90 85 *** 60 47 49 52 *** *** *** 89 *** 1990 94 95 79 76 56 *** 46 *** 58 *** *** *** *** 1991 89 86 90 78 68 47 44 44 59 69 80 78 69 1992 88 84 80 80 71 63 48 52 52 64 72 90 70 1993 80 86 81 75 76 59 48 51 *** *** 82 *** *** 1994 86 87 87 66 55 48 43 48 44 71 75 84 66 1995 81 84 81 73 54 48 49 *** *** *** *** *** *** 1996 79 80 84 72 56 49 43 37 48 60 65 67 62 1997 73 68 72 66 58 71 *** 40 *** *** *** 82 *** 1998 88 88 *** *** *** *** *** *** 49 *** *** 82 *** 1999 88 80 84 75 64 41 50 39 *** 62 86 80 *** 2000 74 83 71 55 45 41 33 36 56 75 83 88 62 2001 86 76 72 64 47 39 38 41 55 69 75 85 62 2002 81 78 68 78 65 40 36 *** 42 67 82 83 *** 2003 83 83 78 81 74 55 48 45 56 62 79 81 69 MEAN 86 84 81 75 62 50 46 48 55 71 80 84 69 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 32 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1982 *** *** *** *** *** 28 19 25 23 48 60 50 *** 1983 61 42 48 47 42 27 20 22 25 *** *** 59 *** 1984 56 59 52 40 *** 19 14 18 22 25 47 56 *** 1985 59 41 55 41 28 17 21 23 21 34 41 68 37 1986 53 66 62 52 43 38 32 33 36 48 54 63 48 1987 *** *** *** 53 43 32 36 34 35 42 38 37 *** 1988 60 60 50 47 40 22 24 26 24 28 34 *** *** 1989 68 64 40 *** 28 18 20 21 *** *** *** 60 *** 1990 78 63 39 47 32 *** 25 *** 19 *** *** *** *** 1991 65 58 66 43 38 25 21 17 27 27 42 48 40 1992 60 50 53 48 47 35 24 29 23 26 33 63 41 1993 47 56 51 47 48 33 25 25 *** *** 51 *** *** 1994 55 59 53 34 29 27 25 23 24 37 44 49 38 1995 47 54 45 40 31 27 31 *** *** *** *** *** *** 1996 48 53 59 40 28 30 28 18 25 29 33 35 36 1997 42 34 38 33 31 32 *** 18 *** *** *** 52 *** 1998 58 56 *** *** *** *** *** *** 24 *** *** 53 *** 1999 59 43 50 43 40 19 29 15 *** 30 53 46 *** 2000 40 45 33 25 21 19 15 14 22 37 45 52 31 2001 56 36 37 33 20 19 21 22 35 33 38 55 34 2002 52 43 32 49 41 20 17 *** 17 30 45 55 *** 2003 50 54 44 53 37 24 21 22 25 25 46 53 38 MEAN 56 52 48 43 35 26 23 23 25 33 44 53 38 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 33 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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 1982 *** *** *** *** *** 1 0 0 0 3 5 3 *** 1983 2 2 6 3 8 0 0 0 0 *** *** 0 *** 1984 1 0 3 4 *** 0 0 0 0 0 1 2 *** 1985 3 0 3 2 1 0 0 0 0 0 1 5 15 1986 1 5 4 4 1 0 0 0 0 1 1 3 20 1987 *** *** *** 2 1 0 0 0 0 0 0 1 *** 1988 2 5 5 6 1 0 0 0 0 0 0 *** *** 1989 1 4 2 *** 0 0 0 0 *** *** *** 3 *** 1990 3 4 1 3 0 *** 0 *** 0 *** *** *** *** 1991 5 1 10 3 3 0 0 0 1 0 0 3 26 1992 3 3 3 2 4 5 0 0 0 0 0 5 25 1993 1 4 4 0 5 1 0 0 *** *** 1 *** *** 1994 3 1 4 2 0 0 0 0 0 2 1 2 15 1995 1 1 4 2 0 0 0 *** *** *** *** *** *** 1996 1 1 6 3 2 0 0 0 0 2 0 0 15 1997 4 0 0 1 0 2 0 0 0 0 0 2 9 1998 0 8 *** *** *** *** *** *** 0 *** *** 1 *** 1999 3 5 7 1 0 0 1 0 *** 0 0 0 *** 2000 0 0 2 0 0 0 0 0 1 1 3 1 8 2001 1 0 2 1 0 0 0 0 0 0 2 3 9 2002 2 1 2 2 5 0 1 *** 0 0 1 1 *** 2003 1 2 5 3 3 0 0 0 0 0 2 2 18 MEAN 2 2 4 2 2 0 0 0 0 1 1 2 16 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 34 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. HIGHEST AND LOWEST LIMITS FOR 22 YEARS DURING 1982-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. HIG. DRY 03 12.6 18.4 22.0 24.4 28.8 28.6 32.4 30.0 27.4 20.0 15.8 18.4 1 YEAR - DAY 2000-21 1992-25 2000-25 1987-20 2001-30 1985-27 2003-18 1999- 5 1998- 3 1996-26 2001-19 1991-10 LOW. DRY 03 -17.2 -20.4 -12.6 0.0 2.4 10.0 10.6 11.4 1.6 -2.8 -6.4 -17.6 2 YEAR - DAY 1983-28 1988- 8 1992-11 2003-18 1989- 1 2003- 7 1988-25 1988-27 1988-26 1987-28 1982-25 1982-10 HIG. WET 03 10.4 10.4 13.8 22.6 20.2 24.0 24.4 21.0 18.4 15.8 11.8 10.2 3 YEAR - DAY 2000-21 1999-21 1985-31 1987-20 1986-26 1983-20 1989-15 1989-12 2001- 1 1982-27 1999- 7 1991-10 LOW. WET 03 -17.2 -20.6 -13.0 -2.2 1.0 7.2 8.0 6.0 0.8 -4.0 -7.0 -18.6 4 YEAR - DAY 1983-28 1988- 8 1992-11 1996- 5 1989- 1 2003- 7 1988-25 1996-31 1988-26 1992-18 1982-25 1982-10 HIG. DRY 09 20.4 22.0 29.0 34.4 36.0 38.6 39.2 37.6 41.0 33.4 29.0 26.4 5 YEAR - DAY 2000- 2 1985-16 2002-28 2000-10 2001-16 1995-30 1991- 8 1996-11 1996- 9 2002- 3 1987- 7 1998-11 LOW. DRY 09 -6.2 -5.6 -2.4 0.8 6.0 14.6 19.0 21.0 9.2 -1.0 0.0 -6.2 6 YEAR - DAY 2001-28 1991-12 1990-17 2003-18 2003- 1 2000-13 1999-13 1993-24 1986-30 1987-27 1986-21 1986-11 HIG. WET 09 12.0 12.2 14.2 22.8 25.4 28.0 29.6 23.2 23.0 18.8 15.8 18.0 7 YEAR - DAY 1983-23 1998- 8 2001-25 1997-28 1987-27 1989-14 1986- 4 1982- 1 1987- 5 1986- 2 1986- 4 1987- 7 LOW. WET 09 -7.2 -6.8 -3.8 -0.4 4.4 11.6 13.0 11.2 8.4 -1.0 -0.7 -6.4 8 YEAR - DAY 1996-14 1984- 6 1985- 5 1993-25 1989- 1 2003- 6 2002-23 1996-30 1986-30 1987-27 1996-12 1986-11 HIG. DRY 15 15.4 17.6 24.4 28.8 36.0 35.0 36.0 34.2 34.4 27.0 21.8 19.6 9 YEAR - DAY 2002- 7 2002-27 2002-27 2000-30 1997-29 2001-26 1992- 6 2000-30 1996-10 1984-19 1994- 5 1998-10 LOW. DRY 15 -11.2 -12.2 -7.0 0.0 5.4 10.0 19.8 16.8 8.0 -2.4 -2.8 -12.8 10 YEAR - DAY 1983-27 1984- 6 1985-10 2003-18 1992- 1 2003- 6 1999-13 1996-30 1986-30 1987-27 1984-30 1982-10 HIG. WET 15 9.8 10.6 14.2 22.4 24.6 25.2 29.0 21.4 24.8 18.0 15.8 11.4 11 YEAR - DAY 2002- 8 1986-27 1999-27 1997-28 1987-27 1987- 4 1983-27 1987-16 1996-10 2003-30 1999- 1 1998-11 LOW. WET 15 -11.6 -12.6 -7.0 0.0 2.6 9.0 11.2 7.4 6.0 -2.6 -3.0 -12.8 12 YEAR - DAY 1983-27 1984- 6 1985-10 1996- 4 1989- 1 2003- 6 2002-24 1996-30 1988-26 1987-27 1984-30 1982-10 HIG. MIN. 11.0 13.5 17.0 18.4 22.0 23.0 28.0 27.8 23.2 17.0 15.6 8.0 13 YEAR - DAY 2002- 8 1999-21 2000-25 2002-20 1996-17 1996- 2 1995- 5 2003-13 2001- 1 2003-28 2001-19 1994- 4 LOW. MIN. -18.0 -20.5 -13.5 -3.0 -1.5 7.0 10.5 7.0 1.0 -4.5 -8.5 -19.0 14 YEAR - DAY 1983-28 1988- 8 1992-12 1986- 1 1989- 2 1984-21 1986-30 1982-26 1988-26 1987-16 1996-14 1982- 9 HIG. MAX. 21.5 22.5 30.5 36.0 37.5 41.5 41.0 38.5 41.0 34.0 29.0 27.5 15 YEAR - DAY 2000- 2 1985-16 2002-28 2000-15 2001-16 2001-18 1995-17 1984-28 1996- 9 2002- 3 1987- 7 1998-11 LOW. MAX. -5.0 -3.0 -1.0 1.0 7.0 21.5 24.0 22.5 14.0 1.5 1.2 -5.0 16 YEAR - DAY 1992-27 1984- 6 1985- 5 2003-18 2003- 1 1983- 1 1999-13 1996-30 1991-27 1987-28 1986-21 1986-11 HIG. PPTN 21.0 50.8 81.0 35.0 23.0 10.5 16.5 2.5 16.0 13.5 32.5 25.6 17 YEAR - DAY 1983-26 1998-12 1983- 7 1991-13 1993- 8 1992- 4 2002-20 1986- 5 1991-28 1982- 8 2003-15 1982- 8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 35 STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. HIGHEST LIMITS OF ABSOLUTE DIFFERENCES FOR 22 YEARS DURING 1982-2003 ELE- JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MENT --------------------------------------------------------------------------------------------- NO. DRY 09 - DRY 03 18.2 23.0 20.2 18.2 17.4 14.4 19.6 17.4 22.6 25.0 22.6 20.6 18 YEAR - DAY 2000- 2 1985-16 1990- 8 2000-10 1989-27 1989-11 1988-25 1984-19 1988-20 1988-31 1988-17 1987-20 DRY 15 - DRY 09 16.2 12.0 11.6 14.4 13.8 13.0 10.0 11.4 13.6 16.0 14.0 14.4 19 YEAR - DAY 1997- 7 1985- 6 1988- 5 1990-29 1989-27 1999-29 2003-17 1983-30 1983-23 1988-27 1987- 7 1987- 4 DRY 15 - DRY 03 14.8 15.0 16.2 16.6 16.4 12.2 16.8 14.0 17.0 18.0 16.2 14.6 20 YEAR - DAY 2000-27 1989-27 1997-23 1997-15 1997- 4 1989-23 1988-25 1997-31 2002-29 1984-19 1992-23 1987-23 WET 09 - WET 03 14.4 15.0 11.8 9.8 9.0 13.6 11.0 9.2 11.2 12.8 13.0 18.4 21 YEAR - DAY 1986-30 1988- 8 1986- 4 1997-28 1999- 1 1989-14 1986- 4 1992-19 2002-13 1982-27 1982-25 1987- 7 WET 15 - WET 09 13.8 8.6 7.8 5.6 8.6 12.0 11.6 8.0 6.4 8.0 7.6 11.0 22 YEAR - DAY 1983-11 1995- 6 1997- 8 2003- 6 1986-25 1989-14 1986- 4 1992-19 1996-28 1991-27 1988-25 1982-11 WET 15 - WET 03 11.0 12.6 9.6 10.6 8.2 8.2 10.6 8.6 9.8 15.2 11.4 11.4 23 YEAR - DAY 1984- 1 1989-27 1988-19 1987-20 1997-13 1987- 4 1991- 8 1997-27 1996-10 1982-27 1993-30 1984-31 DAY BY DAY DRY 03 13.2 13.2 14.6 20.2 9.2 10.0 11.6 12.2 10.0 16.0 14.8 16.2 24 YEAR - DAY 2001-25 1992-26 2000-26 1987-21 2000-10 2003- 7 2003-19 1989-23 2002-12 1988-21 2001-20 1991-10 DAY BY DAY WET 03 12.4 12.4 11.2 18.6 9.6 7.8 9.0 7.4 8.8 16.8 11.2 12.4 25 YEAR - DAY 2001-25 1984- 8 1992-11 1987-21 1991- 6 2003- 7 2003-19 1996-30 1988-22 1982-27 1985-27 2001-23 DAY BY DAY DRY 09 18.6 19.0 19.2 17.4 17.0 12.4 11.0 8.2 18.2 15.8 23.8 14.2 26 YEAR - DAY 1997- 7 2002-17 1994- 1 1990- 3 2003- 9 2000-13 1999-13 1996-29 1986-30 2002-23 1988-15 2003-11 DAY BY DAY WET 09 13.0 10.6 11.2 11.4 8.6 12.4 9.8 7.6 9.8 8.2 11.8 13.0 27 YEAR - DAY 1997- 7 1993- 4 1986- 4 1993-26 2003- 9 1989-15 1986- 5 1992-19 1986-30 1987-27 1988-15 1987- 8 DAY BY DAY DRY 15 11.8 14.2 17.8 13.0 17.2 13.8 8.0 11.0 11.0 16.6 18.0 14.4 28 YEAR - DAY 1984- 1 1997-22 2002- 6 1985-16 1997- 5 2003- 6 1986-21 1999-31 1986-30 1984-20 1988-15 2001-21 DAY BY DAY WET 15 11.0 11.4 9.8 8.4 9.0 7.2 12.2 7.2 10.0 9.8 11.4 12.4 29 YEAR - DAY 1984- 1 1984- 8 1995-27 1997-27 1993-22 1987-20 1991- 9 1996-29 1986-30 1982-26 1984-30 1983-22 DAY BY DAY MIN. 12.2 12.5 10.4 11.0 9.5 10.5 10.0 10.2 12.0 9.6 15.6 13.0 30 YEAR - DAY 2001-25 1997- 5 2002- 7 1996-14 1997- 6 1984-26 1989-20 2003-14 1996-23 2000- 4 2001-20 2002- 3 DAY BY DAY MAX. 14.9 19.0 20.0 16.0 14.5 8.5 7.5 8.0 12.5 16.5 14.5 14.3 31 YEAR - DAY 2002- 9 2002-17 2001-11 1997-11 2003- 9 2003-11 1995-18 1996-29 1983-30 2001-27 2003-15 1984- 1 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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.***** ***** ***** ***** ***** ***** 24.1 22.3 17.7 ***** 4.3 0.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** 14.1 14.8 13.3 8.5 ***** -0.5 -6.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 33.2 31.4 26.9 20.3 9.1 7.1 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** ***** ***** ***** 18.5 18.1 18.4 ***** 9.6 13.5 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** ***** ***** 9.61 8.78 8.41 5.65 7.08 3.96 2.82 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** ***** ***** 7.42 6.45 7.29 4.91 6.70 4.43 3.32 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** ***** ***** 7.68 7.06 7.06 5.30 7.17 4.45 3.32 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** 10.0 11.0 7.0 2.0 ***** -7.0 -19.0 ****** DAY ** ** ** ** ** 4 10 26 22 ** 25 9 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** ***** ***** ***** 36.0 36.0 33.0 30.0 19.0 12.0 ****** DAY ** ** ** ** ** ** 15 1 4 5 6 4 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** ***** ***** 10.0 0.0 0.0 0.0 13.5 24.5 25.6 ****** DAY ** ** ** ** ** 30 ** ** ** 8 1 8 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** ***** ***** 10.0 0.0 0.0 0.0 36.0 77.5 64.9 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 5.3 0.0 94.7 NO. OF DAYS WITH PRECIPITATION. *** *** *** *** *** 1 0 0 0 7 7 4 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** 1 0 0 0 7 7 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** *** *** 1 0 0 0 1 3 3 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** *** *** 54 44 49 54 84 85 82 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** *** *** 27 20 25 23 52 62 56 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** *** *** 35 27 31 33 66 76 82 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** 0 0 0 0 *** 6 22 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** *** *** 0 0 2 0 *** 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 2 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 29 25 8 1 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** *** *** *** 0 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. *** *** *** *** *** 0 0 0 0 *** 19 31 *** DATE OF START AND END FREEZING START = 6 NOV. END = 31 DEC. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 0.9 4.2 5.4 13.4 19.3 23.3 26.4 24.3 19.1 ***** ***** 3.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.0 -3.7 -0.8 7.3 12.1 15.2 17.1 15.7 10.1 ***** ***** -4.0 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 12.2 11.7 19.5 26.5 31.3 35.7 33.0 28.1 ***** ***** 10.0 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.0 15.9 12.5 12.2 14.4 16.1 18.6 17.3 18.0 ***** ***** 14.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.16 3.66 3.97 7.11 9.33 9.97 10.96 9.83 6.49 ***** ***** 3.47 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.85 3.39 3.97 6.52 8.88 7.96 7.76 7.22 5.80 ***** ***** 4.50 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.65 4.01 4.39 7.41 9.63 8.82 9.45 7.77 6.18 ***** ***** 4.22 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -7.0 -4.0 0.0 5.0 7.5 13.0 12.5 4.5 ***** ***** -15.0 ****** DAY 28 24 19 1 1 3 3 11 17 ** ** 24 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 19.0 22.0 28.5 31.5 36.0 38.5 38.0 33.5 ***** ***** 20.0 ****** DAY 2 4 5 24 27 22 22 15 25 ** ** 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 18.0 81.0 22.9 18.0 0.8 0.0 0.0 0.0 ***** ***** 4.0 ****** DAY 26 28 7 6 3 1 ** ** ** ** ** 28 MONTHLY TOTAL PRECIPITATION IN MM. 38.5 28.5 224.2 56.1 81.6 0.8 0.0 0.0 0.0 ***** ***** 14.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 65.6 31.2 0.0 3.2 NO. OF DAYS WITH PRECIPITATION. 6 3 10 9 11 1 0 0 0 *** *** 4 *** NO. OF DAYS PRECIPITATION EQUAL 5 3 8 8 10 0 0 0 0 *** *** 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 6 2 3 0 0 0 0 *** *** 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 84 81 80 69 50 49 52 54 *** *** 84 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 63 40 50 49 42 27 20 23 25 *** *** 62 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 64 64 64 59 37 31 32 36 *** *** 79 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 18 16 3 0 0 0 0 0 0 *** *** 9 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 2 1 0 *** *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 *** *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 22 31 27 12 *** *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 *** *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 26 27 22 1 0 0 0 0 0 *** *** 24 *** DATE OF START AND END FREEZING START = 3 DEC. END = 1 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 0.8 -2.7 8.6 15.1 ***** 22.7 26.4 24.9 18.0 12.0 9.0 -2.1 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -5.5 -9.4 3.0 7.9 ***** 14.2 17.6 15.6 8.8 2.6 2.6 -7.8 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.1 4.0 14.2 22.0 ***** 31.3 35.2 34.2 27.2 21.4 15.4 3.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 13.4 11.2 14.1 ***** 17.1 17.6 18.6 18.4 18.8 12.8 11.4 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.08 2.45 5.33 6.97 ***** 7.90 8.13 8.93 6.13 4.20 4.89 2.53 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.51 3.10 5.37 6.16 ***** 5.55 5.12 6.37 5.18 3.89 5.13 2.88 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.03 3.13 5.64 6.88 ***** 5.94 5.86 7.32 6.10 4.88 5.26 2.99 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -13.5 -20.0 -3.5 1.0 ***** 7.0 14.5 11.0 3.5 -2.0 -0.5 -14.0 ****** DAY 1 7 1 2 ** 21 9 13 28 23 17 22 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 12.0 22.5 30.5 ***** 36.0 37.5 38.5 32.5 29.5 21.0 14.5 ****** DAY 6 14 25 10 ** 10 10 28 3 18 26 14 24 HOUR MAXIMUM PRECIPITATION IN MM. 9.0 4.5 37.0 15.5 ***** 0.0 0.0 0.0 0.0 0.0 16.0 11.0 ****** DAY 17 5 23 18 ** ** ** ** ** ** 16 7 MONTHLY TOTAL PRECIPITATION IN MM. 17.0 5.5 55.5 49.0 ***** 0.0 0.0 0.0 0.0 0.0 17.0 22.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 47.0 29.5 0.0 23.5 NO. OF DAYS WITH PRECIPITATION. 4 2 8 7 *** 0 0 0 0 0 2 3 *** NO. OF DAYS PRECIPITATION EQUAL 4 2 6 7 *** 0 0 0 0 0 2 3 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 1 2 *** 0 0 0 0 0 1 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 81 82 75 *** 42 37 48 56 69 83 87 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 59 54 41 *** 19 14 18 23 25 49 58 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 84 76 67 54 *** 25 19 28 36 44 66 74 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 24 21 0 0 *** 0 0 0 0 0 0 26 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 *** 0 3 0 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 7 0 0 *** 0 0 0 0 0 0 5 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 *** 19 31 28 3 0 0 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 *** 0 0 0 0 0 0 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 *** 0 0 0 0 0 0 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 29 7 0 *** 0 0 0 0 11 1 31 *** DATE OF START AND END FREEZING START = 9 OCT. END = 8 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 0.9 5.4 4.8 14.1 18.0 24.1 26.8 22.1 18.6 12.1 8.2 3.4 13.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -5.4 -2.1 -1.1 6.5 9.1 14.5 19.7 13.7 8.0 3.2 0.3 -1.8 5.4 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.2 12.9 10.8 21.6 26.9 33.6 33.9 30.4 29.0 21.0 16.0 8.5 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 12.6 15.0 11.9 15.1 17.8 19.1 14.2 16.7 21.0 17.8 15.7 10.3 15.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.12 3.54 4.26 7.09 8.09 8.47 9.64 8.04 5.91 4.91 4.16 3.99 5.94 MEAN OF MIXING RATIO AT 09 GMT. 3.65 3.31 4.33 6.14 6.10 5.68 7.35 6.31 5.23 5.11 4.47 4.50 5.18 MEAN OF MIXING RATIO AT 15 GMT. 3.97 3.81 4.49 6.82 7.02 6.08 7.49 6.74 5.97 4.90 4.75 4.53 5.55 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -6.0 -12.0 -1.5 4.5 7.5 14.5 9.5 5.0 -2.5 -6.5 -13.5 -13.5 DAY 1 9 5 18 14 12 3 22 10 24 26 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.5 22.5 25.0 30.0 33.0 38.5 36.5 34.0 33.5 33.0 23.0 19.5 38.5 DAY 12 16 24 24 17 26 5 6 3 1 3 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.5 4.0 8.5 17.5 6.0 0.0 0.0 2.0 0.0 1.0 5.0 22.0 22.0 DAY 23 2 4 4 21 ** ** 25 ** 12 28 5 MONTHLY TOTAL PRECIPITATION IN MM. 41.0 14.5 30.0 41.5 12.5 0.0 0.0 3.0 0.0 1.0 7.5 53.0 204.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 41.9 26.5 1.5 30.1 NO. OF DAYS WITH PRECIPITATION. 8 6 7 8 7 0 0 2 0 1 6 12 57 NO. OF DAYS PRECIPITATION EQUAL 6 5 6 7 3 0 0 2 0 1 3 8 41 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 0 0 2 0 0 0 0 0 0 0 1 5 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 81 84 76 59 40 44 48 53 72 76 89 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 60 42 57 41 29 17 21 23 21 35 41 68 38 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 83 62 69 56 42 22 27 31 35 46 56 84 51 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 19 8 10 0 0 0 0 0 0 0 6 6 49 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 11 1 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 1 1 0 0 0 0 0 0 0 0 2 6 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 8 28 30 22 12 1 0 0 102 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 24 17 2 0 0 0 0 0 7 10 22 112 DATE OF START AND END FREEZING START = 14 OCT. END = 19 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.6 2.8 3.5 12.7 19.2 22.1 24.4 22.2 19.1 15.4 7.0 2.7 12.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -4.7 -3.2 -1.1 6.5 11.6 13.7 15.6 12.9 8.9 6.7 -0.1 -3.5 5.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 9.9 9.0 8.2 18.9 26.8 30.5 33.3 31.5 29.2 24.0 14.2 8.9 20.4 DIFFERENCE BETWEEN AVERAGE MAXIMUM 14.6 12.2 9.3 12.4 15.2 16.8 17.7 18.6 20.3 17.3 14.3 12.4 15.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.22 3.69 3.95 6.75 9.93 10.66 11.44 9.45 7.01 6.76 4.15 3.71 6.73 MEAN OF MIXING RATIO AT 09 GMT. 3.87 4.74 4.34 7.04 10.25 11.35 11.26 9.48 9.10 8.77 5.55 4.60 7.53 MEAN OF MIXING RATIO AT 15 GMT. 4.01 4.84 4.27 7.25 9.21 10.66 10.13 9.36 8.33 8.48 4.95 4.43 7.16 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -11.0 -6.5 -3.0 5.5 10.5 10.5 9.0 4.0 0.0 -6.0 -13.5 -13.5 DAY 22 4 18 1 1 12 30 10 15 18 16 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 20.0 16.0 27.5 32.0 36.5 37.0 36.5 34.5 31.0 25.5 17.5 37.0 DAY 7 26 4 16 23 30 16 2 25 2 3 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 7.0 23.0 9.5 24.0 11.0 0.0 0.0 2.5 2.5 5.0 6.5 13.0 24.0 DAY 21 11 10 13 28 ** ** 5 30 15 21 31 MONTHLY TOTAL PRECIPITATION IN MM. 9.5 67.0 44.0 57.0 15.0 0.0 0.0 2.5 2.5 7.0 8.5 29.0 242.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 49.8 29.8 2.1 18.4 NO. OF DAYS WITH PRECIPITATION. 3 8 12 9 4 1 0 1 1 2 3 6 50 NO. OF DAYS PRECIPITATION EQUAL 2 8 10 7 4 0 0 1 1 2 2 5 42 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 3 0 1 1 0 0 0 0 0 0 1 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 90 91 89 80 70 59 58 59 59 83 84 88 76 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 53 66 64 52 46 40 34 32 36 47 55 64 49 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 77 84 74 63 53 48 37 40 50 67 70 88 63 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 12 9 5 0 0 0 0 0 0 0 10 12 48 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 1 0 0 0 0 2 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 0 0 0 0 2 4 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 18 27 24 13 2 0 0 88 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 23 2 0 0 0 0 0 1 17 25 124 DATE OF START AND END FREEZING START = 18 OCT. END = 2 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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.***** ***** ***** 13.5 19.9 22.7 24.6 24.2 18.9 9.1 8.8 4.9 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** 6.4 11.8 14.1 16.4 15.2 10.3 2.1 0.5 -3.6 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 20.5 28.0 31.4 32.9 33.3 27.4 16.1 16.6 13.5 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM ***** ***** ***** 14.1 16.2 17.3 16.5 18.0 17.1 14.0 16.1 17.1 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. ***** ***** ***** 7.27 9.75 9.74 11.81 10.99 8.14 4.62 4.34 3.08 ***** MEAN OF MIXING RATIO AT 09 GMT. ***** ***** ***** 7.82 10.52 9.82 12.04 11.51 8.14 4.55 4.44 3.64 ***** MEAN OF MIXING RATIO AT 15 GMT. ***** ***** ***** 7.62 10.27 9.86 11.49 11.16 7.85 4.76 4.51 3.49 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. ***** ***** ***** -0.5 5.0 8.5 10.5 8.5 4.5 -4.5 -5.5 -9.0 ****** DAY ** ** ** 8 8 22 18 31 25 16 30 1 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. ***** ***** ***** 31.5 36.0 35.0 36.5 37.0 37.0 30.0 29.0 24.0 ****** DAY ** ** ** 26 24 3 9 4 6 3 7 24 24 HOUR MAXIMUM PRECIPITATION IN MM. ***** ***** ***** 20.5 5.0 0.0 0.0 0.0 0.0 0.0 0.0 10.5 ****** DAY ** ** ** 6 25 ** ** ** ** ** ** 29 MONTHLY TOTAL PRECIPITATION IN MM. ***** ***** ***** 35.5 12.5 0.0 0.0 0.0 0.0 0.0 0.0 11.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION ***** 81.4 0.0 18.6 NO. OF DAYS WITH PRECIPITATION. *** *** *** 5 4 0 0 0 0 0 0 2 *** NO. OF DAYS PRECIPITATION EQUAL *** *** *** 5 4 0 0 0 0 0 0 1 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL *** *** *** 1 0 0 0 0 0 0 0 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. *** *** *** 81 65 52 59 63 72 77 83 78 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. *** *** *** 54 45 33 37 35 36 43 39 40 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. *** *** *** 65 56 41 44 44 44 57 56 61 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 1 1 12 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL *** *** *** 0 0 1 2 1 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 0 0 0 0 0 0 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL *** *** *** 2 11 19 27 23 7 1 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. *** *** *** 1 0 0 0 0 0 13 16 31 *** DATE OF START AND END FREEZING START = 13 OCT. END = 8 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 1.8 1.5 8.7 14.7 18.2 24.0 25.2 22.5 19.0 12.9 10.7 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.5 -4.6 2.0 8.3 11.6 15.3 16.8 13.6 9.6 3.3 1.4 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 7.9 15.4 21.2 24.9 32.7 33.5 31.3 28.0 22.5 19.8 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.5 12.5 13.4 12.9 13.3 17.5 16.7 17.7 18.4 19.2 18.4 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.41 3.36 4.98 7.99 8.43 10.01 11.60 9.53 7.42 4.77 4.47 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.81 4.09 5.25 7.43 7.64 7.14 8.25 7.53 6.25 4.83 4.54 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.95 4.14 5.65 7.78 7.65 7.99 8.11 7.32 6.56 5.02 4.85 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -9.5 -20.5 -1.5 0.0 5.5 10.5 10.5 10.0 1.0 0.0 -5.5 ***** ****** DAY 21 8 9 4 6 1 24 27 26 22 26 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 21.5 24.0 30.0 34.0 38.0 36.5 35.5 35.5 29.0 26.6 ***** ****** DAY 6 2 20 13 28 17 3 13 5 31 14 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 15.0 24.8 14.0 25.0 6.0 0.0 1.0 0.0 0.0 0.0 4.0 ***** ****** DAY 20 4 15 29 3 ** 10 ** ** ** 15 ** MONTHLY TOTAL PRECIPITATION IN MM. 25.6 84.8 58.0 73.0 9.0 0.0 1.0 0.0 0.0 0.0 4.0 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 65.9 32.1 0.4 1.6 NO. OF DAYS WITH PRECIPITATION. 4 7 10 8 3 0 1 0 0 0 1 *** *** NO. OF DAYS PRECIPITATION EQUAL 4 7 10 8 3 0 1 0 0 0 1 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 4 1 2 0 0 0 0 0 0 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 89 85 84 81 64 53 57 62 68 72 81 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 62 64 51 48 40 22 24 26 25 28 34 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 82 78 67 62 48 31 29 31 35 44 56 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 15 11 0 0 0 0 0 0 0 0 4 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 1 0 0 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 4 0 0 0 0 0 0 0 0 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 4 26 30 23 11 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. 28 26 8 1 0 0 0 0 0 1 9 *** *** DATE OF START AND END FREEZING START = 22 OCT. END = 4 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. -2.2 -1.7 7.9 ***** 17.0 23.9 26.3 23.4 ***** ***** ***** 5.5 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -8.0 -8.3 0.9 ***** 8.8 14.6 17.9 13.8 ***** ***** ***** -0.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 3.5 4.9 15.0 ***** 25.2 33.1 34.7 32.9 ***** ***** ***** 11.3 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.5 13.1 14.1 ***** 16.4 18.5 16.8 19.1 ***** ***** ***** 11.6 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.49 2.51 4.80 ***** 6.89 8.43 10.39 9.02 ***** ***** ***** 4.24 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.47 3.44 4.38 ***** 6.05 6.80 7.46 7.27 ***** ***** ***** 4.95 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.91 3.38 4.82 ***** 6.10 6.14 8.18 6.75 ***** ***** ***** 4.71 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -14.0 -3.5 ***** -1.5 11.5 11.5 10.0 ***** ***** ***** -3.5 ****** DAY 7 4 1 ** 2 9 19 17 ** ** ** 31 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.5 13.5 25.0 ***** 33.0 37.5 38.0 36.5 ***** ***** ***** 18.5 ****** DAY 2 22 27 ** 25 24 8 10 ** ** ** 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.0 28.5 6.0 ***** 4.0 0.0 0.0 0.0 ***** ***** ***** 14.5 ****** DAY 5 23 31 ** 20 ** ** ** ** ** ** 16 MONTHLY TOTAL PRECIPITATION IN MM. 26.0 56.5 19.5 ***** 8.5 0.0 0.0 0.0 ***** ***** ***** 32.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 71.6 6.0 0.0 22.5 NO. OF DAYS WITH PRECIPITATION. 6 5 7 *** 4 0 0 0 *** *** *** 5 *** NO. OF DAYS PRECIPITATION EQUAL 5 5 7 *** 3 0 0 0 *** *** *** 4 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 0 *** 0 0 0 0 *** *** *** 1 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 88 85 *** 55 46 48 53 *** *** *** 88 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 74 66 41 *** 32 21 21 22 *** *** *** 60 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 81 56 *** 40 23 27 26 *** *** *** 75 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 26 22 0 *** 0 0 0 0 *** *** *** 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 7 0 *** *** *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 4 6 0 *** 0 0 0 0 *** *** *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 8 28 31 29 *** *** *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** *** *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 *** 0 0 0 0 *** *** *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 30 28 15 *** 3 0 0 0 *** *** *** 19 *** DATE OF START AND END FREEZING START = 9 DEC. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 0.4 3.1 7.9 13.9 20.3 ***** 24.9 ***** 21.0 ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -4.0 -2.3 0.3 7.0 12.3 ***** 15.6 ***** 10.3 ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 4.6 8.5 15.5 20.9 28.4 ***** 34.2 ***** 31.5 ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.6 10.8 15.2 13.9 16.1 ***** 18.6 ***** 21.2 ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.41 3.74 4.11 6.80 8.16 ***** 9.65 ***** 7.24 ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 4.05 4.32 3.77 6.75 7.77 ***** 8.68 ***** 5.71 ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.89 4.27 4.32 6.81 7.78 ***** 8.24 ***** 5.75 ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.0 -5.7 -5.0 2.0 5.5 ***** 10.5 ***** 7.0 ***** ***** ***** ****** DAY 12 24 19 1 16 ** 8 ** 20 ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.0 17.0 24.5 33.5 35.5 ***** 38.0 ***** 37.0 ***** ***** ***** ****** DAY 23 28 14 29 19 ** 16 ** 14 ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.0 11.0 5.0 14.5 2.0 ***** 0.0 ***** 0.0 ***** ***** ***** ****** DAY 25 21 31 6 1 ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 40.0 39.9 13.0 37.0 4.0 ***** 0.0 ***** 0.0 ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 69.4 30.6 0.0 ***** NO. OF DAYS WITH PRECIPITATION. 7 6 3 8 2 *** 0 *** 0 *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 7 5 3 8 2 *** 0 *** 0 *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 2 0 1 0 *** 0 *** 0 *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 92 94 76 74 56 *** 46 *** 58 *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 79 66 39 48 33 *** 25 *** 20 *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 89 74 55 56 42 *** 29 *** 27 *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 6 3 0 0 *** 0 *** 0 *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 *** 0 *** 0 *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 0 0 0 *** 0 *** 0 *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 10 *** 28 *** 18 *** *** *** *** 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. 29 24 18 0 0 *** 0 *** 0 *** *** *** *** DATE OF START AND END FREEZING START = 1 JAN. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 1.7 2.4 6.3 14.9 17.8 23.1 25.3 22.9 19.7 14.0 8.4 5.2 13.5 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.0 -2.6 1.8 8.1 11.1 15.7 17.7 14.4 12.1 6.1 1.7 -0.4 6.9 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.4 7.3 10.8 21.6 24.5 30.5 32.9 31.5 27.3 21.7 15.2 10.7 20.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.4 9.9 9.0 13.5 13.4 14.8 15.2 17.1 15.2 15.6 13.5 11.1 13.1 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.54 3.59 5.18 7.58 8.39 8.48 8.65 7.43 7.31 5.29 4.42 3.75 6.13 MEAN OF MIXING RATIO AT 09 GMT. 3.87 3.88 5.47 6.64 7.55 7.07 6.79 5.62 6.01 4.54 4.39 3.74 5.46 MEAN OF MIXING RATIO AT 15 GMT. 4.01 4.11 5.68 7.38 8.03 6.68 7.63 5.87 7.05 5.14 4.62 3.93 5.84 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -12.5 -13.4 -5.5 1.5 7.0 11.0 14.5 9.0 5.5 2.0 -4.0 -6.0 -13.4 DAY 2 14 12 7 7 24 14 24 29 15 29 20 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 12.0 16.0 19.5 31.0 34.0 35.0 40.0 35.0 34.0 26.5 24.5 21.0 40.0 DAY 31 20 31 22 30 5 8 4 9 27 5 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 16.5 15.0 22.0 35.0 10.0 0.0 0.0 0.0 16.0 2.0 3.5 13.5 35.0 DAY 26 23 15 13 20 ** ** ** 28 17 22 13 MONTHLY TOTAL PRECIPITATION IN MM. 48.0 21.5 138.0 62.0 35.5 0.0 0.0 0.0 16.0 2.0 3.5 31.5 358.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 58.0 27.2 4.5 10.3 NO. OF DAYS WITH PRECIPITATION. 5 4 11 5 10 0 0 0 2 1 1 5 44 NO. OF DAYS PRECIPITATION EQUAL 5 4 11 5 10 0 0 0 1 1 1 5 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 8 2 1 0 0 0 1 0 0 1 16 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 86 85 89 76 67 47 42 43 58 69 79 76 68 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 66 60 69 44 41 25 22 19 28 27 41 48 41 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 81 72 79 57 51 28 28 25 40 44 59 65 52 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 8 2 0 0 0 0 0 0 0 2 9 30 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 3 0 0 0 0 0 3 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 5 0 0 0 0 0 0 0 0 0 0 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 1 4 20 25 27 11 0 0 0 88 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 1 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 28 20 12 0 0 0 0 0 0 0 9 15 84 DATE OF START AND END FREEZING START = 20 NOV. END = 23 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 1.2 4.2 4.5 12.9 15.4 22.6 25.1 22.3 18.5 13.2 10.6 5.1 13.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -3.3 -0.7 -0.4 7.5 10.4 16.4 18.2 15.8 10.7 5.3 3.4 1.2 7.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.6 9.2 9.4 18.4 20.2 28.9 32.1 28.7 26.1 21.2 17.7 8.8 18.9 DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.9 9.9 9.8 10.9 9.8 12.5 13.9 12.9 15.4 15.9 14.3 7.6 11.8 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.15 3.65 3.80 6.73 7.46 10.70 9.54 8.47 5.97 4.69 4.17 4.44 6.06 MEAN OF MIXING RATIO AT 09 GMT. 3.45 3.80 3.94 6.16 7.16 9.28 7.87 8.17 5.16 4.05 4.08 4.67 5.65 MEAN OF MIXING RATIO AT 15 GMT. 3.62 4.10 4.08 6.43 7.10 9.70 7.62 7.53 4.95 4.85 3.97 4.92 5.74 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -15.0 -6.0 -13.5 3.0 2.0 13.0 15.5 10.0 8.0 -2.6 -4.5 -2.5 -15.0 DAY 28 13 12 4 6 2 16 15 11 19 21 29 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 13.5 19.5 20.0 27.5 29.0 34.5 35.0 33.5 29.0 28.0 23.0 16.5 35.0 DAY 21 25 30 13 31 28 5 23 18 14 2 18 24 HOUR MAXIMUM PRECIPITATION IN MM. 13.5 6.0 21.0 22.5 22.5 10.5 0.0 0.0 0.0 0.0 1.0 17.5 22.5 DAY 22 16 10 19 13 4 ** ** ** ** 17 10 MONTHLY TOTAL PRECIPITATION IN MM. 37.8 24.6 42.0 43.0 62.5 38.0 0.0 0.0 0.0 0.0 1.0 53.0 301.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.6 47.5 0.0 17.9 NO. OF DAYS WITH PRECIPITATION. 8 5 8 6 10 6 0 0 0 0 1 9 53 NO. OF DAYS PRECIPITATION EQUAL 7 5 7 6 8 6 0 0 0 0 1 8 48 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 1 1 3 1 0 0 0 0 0 1 8 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 82 78 78 70 63 48 51 53 63 67 87 69 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 52 54 49 49 37 25 31 24 26 33 65 42 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 79 70 65 60 53 45 28 35 29 42 44 82 53 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 6 3 0 0 0 0 0 0 0 2 0 20 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 3 0 0 0 0 0 4 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 13 25 11 0 0 0 0 49 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 24 19 14 0 0 0 0 0 0 2 8 9 76 DATE OF START AND END FREEZING START = 19 OCT. END = 28 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 1.2 4.1 7.3 14.3 18.2 23.3 25.5 23.3 ***** ***** 7.1 ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -3.1 -0.3 2.2 8.9 12.8 16.6 19.1 15.9 ***** ***** 2.1 ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 5.6 8.1 12.7 19.8 23.6 29.9 32.0 30.7 ***** ***** 12.3 ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.7 8.4 10.5 10.9 10.8 13.3 12.9 14.8 ***** ***** 10.2 ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.91 3.72 4.19 6.72 9.39 10.29 9.53 8.40 ***** ***** 4.28 ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 2.91 3.93 4.42 6.72 9.25 9.01 8.19 7.51 ***** ***** 4.54 ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.20 4.21 4.77 6.95 9.53 8.70 7.92 7.14 ***** ***** 4.50 ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -7.0 -3.0 3.0 4.0 14.0 16.5 13.0 ***** ***** -4.0 ***** ****** DAY 7 18 14 3 9 3 11 3 ** ** 30 ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 16.5 20.5 27.0 30.5 36.0 35.0 33.5 ***** ***** 23.0 ***** ****** DAY 29 12 30 19 20 29 2 15 ** ** 11 ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 24.0 10.0 0.0 23.0 5.0 0.0 0.0 ***** ***** 9.0 ***** ****** DAY 10 5 2 ** 8 5 ** ** ** ** 30 ** MONTHLY TOTAL PRECIPITATION IN MM. 6.0 68.5 40.5 0.0 75.0 8.0 0.0 0.0 ***** ***** 10.0 ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 55.3 39.9 0.0 4.8 NO. OF DAYS WITH PRECIPITATION. 1 9 7 0 9 2 0 0 *** *** 2 *** *** NO. OF DAYS PRECIPITATION EQUAL 1 8 7 0 9 2 0 0 *** *** 2 *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 2 1 0 3 0 0 0 *** *** 0 *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 84 76 73 74 57 46 50 *** *** 82 *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 52 59 51 48 50 35 26 26 *** *** 52 *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 74 65 56 58 40 31 31 *** *** 67 *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 14 4 0 0 0 0 0 0 *** *** 1 *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 4 1 *** *** 0 *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 1 0 0 0 0 0 0 *** *** 0 *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 2 17 29 22 *** *** 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. 24 13 10 0 0 0 0 0 *** *** 11 *** *** DATE OF START AND END FREEZING START = 6 NOV. END = 25 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 3.5 2.4 10.2 14.1 20.3 24.4 25.3 24.8 16.7 13.4 12.2 3.7 14.2 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.4 -1.9 5.2 8.0 13.4 17.5 18.5 17.1 8.9 7.2 6.0 -0.8 8.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.5 6.6 15.0 20.3 27.1 31.2 32.0 32.5 24.5 19.6 18.4 8.2 20.3 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.9 8.5 9.8 12.3 13.7 13.7 13.5 15.4 15.6 12.4 12.4 9.0 12.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.58 3.39 5.62 6.05 7.47 8.84 8.87 9.37 4.56 5.64 5.16 3.75 6.03 MEAN OF MIXING RATIO AT 09 GMT. 4.01 3.53 5.45 5.52 6.55 8.23 7.99 7.79 5.03 5.19 5.85 3.67 5.73 MEAN OF MIXING RATIO AT 15 GMT. 3.90 3.89 5.85 5.58 6.72 7.33 7.39 7.49 4.25 5.48 5.69 3.74 5.61 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -7.0 -1.0 0.0 9.5 14.5 15.0 13.0 5.0 2.0 1.0 -11.0 -11.0 DAY 22 19 2 5 9 1 15 20 8 27 13 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.0 20.0 24.0 31.6 32.5 37.0 35.5 36.0 29.5 29.0 26.0 16.0 37.0 DAY 5 28 22 26 29 17 26 2 1 19 5 3 24 HOUR MAXIMUM PRECIPITATION IN MM. 14.5 6.0 13.0 6.0 3.5 0.0 0.0 0.0 0.0 8.0 5.0 20.0 20.0 DAY 22 4 13 29 6 ** ** ** ** 25 18 5 MONTHLY TOTAL PRECIPITATION IN MM. 30.0 13.0 56.5 15.5 3.5 0.0 0.0 0.0 0.0 15.0 10.5 31.5 175.5 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.7 10.8 0.0 32.5 NO. OF DAYS WITH PRECIPITATION. 4 4 10 3 1 0 0 0 0 2 4 3 31 NO. OF DAYS PRECIPITATION EQUAL 4 4 10 3 1 0 0 0 0 2 3 2 29 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 4 0 0 0 0 0 0 0 0 2 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 82 85 85 65 54 47 43 48 44 69 72 83 65 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 59 60 55 36 30 29 26 24 25 37 45 50 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 68 76 67 44 37 30 28 29 28 51 57 66 48 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 8 0 0 0 0 0 0 0 0 0 9 24 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 4 4 0 0 0 0 10 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 0 0 0 0 0 0 0 0 0 2 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 5 7 24 27 30 0 0 0 0 93 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 21 19 2 1 0 0 0 0 0 0 0 15 58 DATE OF START AND END FREEZING START = 7 DEC. END = 5 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 5.0 4.9 8.5 15.5 19.5 24.0 29.1 ***** ***** ***** ***** ***** ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -0.6 0.4 3.0 9.8 12.4 17.1 23.3 ***** ***** ***** ***** ***** ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.6 9.4 14.1 21.3 26.6 31.0 34.8 ***** ***** ***** ***** ***** ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.2 9.0 11.1 11.6 14.2 13.9 11.5 ***** ***** ***** ***** ***** ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.60 3.81 4.74 7.11 7.80 8.63 11.22 ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 09 GMT. 3.83 4.18 4.42 6.48 7.13 8.41 11.91 ***** ***** ***** ***** ***** ***** MEAN OF MIXING RATIO AT 15 GMT. 3.80 3.98 4.78 6.50 6.21 7.74 11.12 ***** ***** ***** ***** ***** ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.5 -5.0 -2.6 4.5 8.0 12.0 20.0 ***** ***** ***** ***** ***** ****** DAY 9 20 6 8 27 1 2 ** ** ** ** ** ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 18.0 19.5 25.0 29.0 36.5 40.0 41.0 ***** ***** ***** ***** ***** ****** DAY 17 5 26 4 7 30 17 ** ** ** ** ** 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.5 19.0 15.0 5.5 0.0 0.0 0.0 ***** ***** ***** ***** ***** ****** DAY 2 24 2 18 ** ** ** ** ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 20.0 22.5 57.5 31.5 0.0 0.0 0.0 ***** ***** ***** ***** ***** ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 76.0 24.0 0.0 ***** NO. OF DAYS WITH PRECIPITATION. 5 3 7 11 0 0 0 *** *** *** *** *** *** NO. OF DAYS PRECIPITATION EQUAL 5 3 7 10 0 0 0 *** *** *** *** *** *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 3 0 0 0 0 *** *** *** *** *** *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 80 82 80 70 52 47 49 *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 49 55 46 42 32 29 32 *** *** *** *** *** *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 62 63 57 51 35 33 36 *** *** *** *** *** *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 3 2 0 0 0 0 0 *** *** *** *** *** *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 28 *** *** *** *** *** *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 *** *** *** *** *** *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 4 22 30 *** *** *** *** *** *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 1 *** *** *** *** *** *** 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. 17 10 9 0 0 0 0 *** *** *** *** *** *** DATE OF START AND END FREEZING START = 7 JAN. END = 10 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 1.9 3.8 6.8 12.0 20.5 24.9 26.9 23.7 22.0 13.5 ***** 6.4 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -2.5 -0.6 3.5 5.6 15.5 18.8 20.2 15.9 14.1 7.3 1.1 0.5 8.3 AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.4 8.1 10.0 18.8 25.6 31.0 33.7 31.6 30.2 19.9 ***** 12.4 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.9 8.7 6.5 13.2 10.1 12.2 13.5 15.7 16.1 12.6 ***** 11.9 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.08 3.44 4.82 6.19 7.76 9.63 9.52 6.84 6.94 4.97 3.28 3.08 5.80 MEAN OF MIXING RATIO AT 09 GMT. 3.10 3.68 4.78 5.71 6.40 9.29 10.28 5.63 7.28 4.21 3.30 3.08 5.56 MEAN OF MIXING RATIO AT 15 GMT. 3.11 3.71 5.30 6.20 6.31 7.85 8.89 5.71 6.78 4.16 2.99 3.06 5.34 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -10.0 -7.0 -2.0 -1.5 8.0 13.0 15.5 7.5 5.0 0.0 -8.5 -5.5 -10.0 DAY 12 3 16 6 2 16 14 31 22 3 14 7 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 16.2 21.5 28.5 34.0 38.0 36.0 38.0 41.0 27.0 ***** 20.0 ****** DAY 6 19 31 13 31 2 24 11 9 25 ** 29 24 HOUR MAXIMUM PRECIPITATION IN MM. 6.0 14.0 21.0 15.0 9.0 4.0 0.0 0.0 0.0 7.0 0.0 3.0 21.0 DAY 9 3 9 4 26 28 ** ** ** 18 ** 16 MONTHLY TOTAL PRECIPITATION IN MM. 8.5 17.0 84.0 43.5 19.0 4.0 0.0 0.0 0.0 15.0 0.0 3.0 194.0 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 56.4 34.3 0.0 9.3 NO. OF DAYS WITH PRECIPITATION. 3 3 10 10 4 1 0 0 0 3 0 1 35 NO. OF DAYS PRECIPITATION EQUAL 3 3 10 9 4 1 0 0 0 3 0 1 34 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 1 4 1 0 0 0 0 0 0 0 0 6 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 78 82 69 54 49 43 37 47 59 65 67 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 48 53 60 41 30 32 30 18 26 29 34 36 36 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 59 65 72 54 38 32 32 23 32 38 42 48 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 13 4 0 0 0 0 0 0 0 0 2 4 23 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 2 5 12 2 0 0 0 0 21 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 5 2 0 0 0 0 0 0 0 0 *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 7 18 30 21 16 0 *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 1 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. 21 15 6 2 0 0 0 0 0 1 10 13 68 DATE OF START AND END FREEZING START = 3 OCT. END = 6 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.0 3.8 7.7 15.4 19.8 25.8 ***** 25.5 ***** ***** ***** 5.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -0.2 -1.4 2.2 9.4 13.0 19.7 ***** 18.2 ***** ***** ***** 0.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.2 9.1 13.2 21.4 26.5 32.0 ***** 32.9 ***** ***** ***** 9.6 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.4 10.5 11.0 12.0 13.5 12.3 ***** 14.7 ***** ***** ***** 9.3 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.27 2.83 4.06 6.07 6.51 12.01 ***** 6.78 ***** ***** ***** 3.82 ***** MEAN OF MIXING RATIO AT 09 GMT. 2.89 2.76 3.79 6.07 7.00 9.72 ***** 6.25 ***** ***** ***** 4.04 ***** MEAN OF MIXING RATIO AT 15 GMT. 2.95 2.90 3.63 5.41 6.65 9.04 ***** 5.79 ***** ***** ***** 4.21 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -3.5 -8.0 -4.0 2.0 7.0 16.0 ***** 11.5 ***** ***** ***** -6.0 ****** DAY 25 2 10 14 7 3 ** 27 ** ** ** 19 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 14.5 17.0 24.0 29.0 36.0 36.0 ***** 36.0 ***** ***** ***** 17.0 ****** DAY 2 23 24 28 29 16 ** 19 ** ** ** 10 24 HOUR MAXIMUM PRECIPITATION IN MM. 18.0 0.0 3.0 10.0 4.7 7.8 0.0 0.0 0.0 0.0 0.0 7.0 18.0 DAY 17 ** 20 21 6 10 ** ** ** ** ** 18 MONTHLY TOTAL PRECIPITATION IN MM. 36.0 0.0 7.1 19.8 8.2 19.5 0.0 0.0 0.0 0.0 0.0 20.5 111.1 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 38.8 42.8 0.0 18.5 NO. OF DAYS WITH PRECIPITATION. 5 0 4 6 2 4 0 0 0 0 0 7 28 NO. OF DAYS PRECIPITATION EQUAL 5 0 3 5 2 4 0 0 0 0 0 5 24 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 0 1 0 0 0 0 0 0 0 0 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 70 63 71 66 56 71 *** 40 *** *** *** 80 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 45 37 44 38 35 34 *** 20 *** *** *** 54 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 53 50 48 37 37 36 *** 21 *** *** *** 70 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 9 1 0 0 0 *** 0 *** *** *** 3 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 1 5 *** 8 *** *** *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 *** *** *** 1 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 11 15 *** 28 *** *** *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 *** *** *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 *** 0 *** *** *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 20 19 12 0 0 0 *** 0 *** *** *** 13 *** DATE OF START AND END FREEZING START = 13 DEC. END = 21 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 2.3 2.7 ***** ***** ***** ***** ***** ***** 21.1 ***** ***** 8.8 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -1.8 -2.5 ***** ***** ***** ***** ***** ***** 13.7 ***** ***** 3.2 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 6.4 7.3 ***** ***** ***** ***** ***** ***** 28.4 ***** ***** 14.2 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 8.2 9.8 ***** ***** ***** ***** ***** ***** 14.7 ***** ***** 11.0 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.88 3.23 ***** ***** ***** ***** ***** ***** 6.82 ***** ***** 4.47 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.60 3.83 ***** ***** ***** ***** ***** ***** 5.85 ***** ***** 5.28 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.81 3.93 ***** ***** ***** ***** ***** ***** 5.98 ***** ***** 4.96 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -9.0 ***** ***** ***** ***** ***** ***** 7.5 ***** ***** -0.5 ****** DAY 17 16 ** ** ** ** ** ** 13 ** ** 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 11.5 20.0 ***** ***** ***** ***** ***** ***** 35.0 ***** ***** 27.5 ****** DAY 26 8 ** ** ** ** ** ** 3 ** ** 11 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 50.8 ***** ***** ***** ***** ***** ***** 0.0 ***** ***** 7.0 ****** DAY ** 12 ** ** ** ** ** ** ** ** ** 3 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 134.5 ***** ***** ***** ***** ***** ***** 0.0 ***** ***** 9.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 93.7 ***** 0.0 6.3 NO. OF DAYS WITH PRECIPITATION. 0 9 *** *** *** *** *** *** 0 *** *** 2 *** NO. OF DAYS PRECIPITATION EQUAL 0 9 *** *** *** *** *** *** 0 *** *** 2 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 4 *** *** *** *** *** *** 0 *** *** 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 87 83 *** *** *** *** *** *** 49 *** *** 78 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 61 *** *** *** *** *** *** 23 *** *** 55 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 77 *** *** *** *** *** *** 31 *** *** 65 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 6 *** *** *** *** *** *** 0 *** *** 0 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** *** *** 0 *** *** 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 3 *** *** *** *** *** *** 0 *** *** 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** *** *** 11 *** *** 0 *** OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** *** *** 0 *** *** 0 *** OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 *** *** *** *** *** *** 0 *** *** 0 *** OR MORE THAN 45 NUMBER OF FREEZING DAYS. 23 12 *** *** *** *** *** *** 0 *** *** 3 *** DATE OF START AND END FREEZING START = 23 DEC. END = 28 FEB. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.8 9.0 8.0 13.8 19.3 24.8 25.6 26.4 ***** 15.9 8.7 7.7 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. -0.7 3.5 4.1 7.9 12.5 17.7 19.3 18.5 ***** 8.5 3.3 1.4 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.7 14.5 12.1 19.6 25.9 32.1 31.8 34.4 ***** 23.3 13.9 14.0 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.4 11.0 8.0 11.7 13.4 14.4 12.5 15.9 ***** 14.8 10.6 12.6 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.78 4.36 4.88 6.37 7.75 7.60 9.50 7.22 ***** 5.57 5.12 3.92 ***** MEAN OF MIXING RATIO AT 09 GMT. 4.35 4.29 4.57 6.24 8.25 6.13 8.78 5.26 ***** 5.31 5.27 4.71 ***** MEAN OF MIXING RATIO AT 15 GMT. 4.34 4.57 5.18 6.23 7.79 6.28 8.51 5.80 ***** 5.40 5.36 4.59 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -7.5 -2.0 -1.5 -0.4 6.8 13.4 12.0 11.0 ***** 3.2 -1.2 -3.8 ****** DAY 4 2 19 24 23 18 14 19 ** 27 11 2 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 15.5 20.0 24.0 28.0 32.5 37.0 36.0 37.0 ***** 31.5 22.0 20.0 ****** DAY 16 27 27 30 18 14 4 5 ** 12 1 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 15.4 12.0 6.5 0.0 0.0 5.0 2.5 ***** 0.0 0.0 0.0 ****** DAY 19 5 15 7 ** ** 13 31 ** ** ** ** MONTHLY TOTAL PRECIPITATION IN MM. 44.0 38.1 75.8 16.5 0.0 0.0 5.0 2.5 ***** 0.0 0.0 0.0 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 86.8 9.1 4.1 0.0 NO. OF DAYS WITH PRECIPITATION. 4 5 16 7 0 0 1 1 *** 0 0 0 *** NO. OF DAYS PRECIPITATION EQUAL 4 5 15 7 0 0 1 1 *** 0 0 0 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 2 1 1 0 0 0 0 0 *** 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 85 77 79 74 62 41 50 38 *** 62 83 78 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 61 44 55 44 43 20 30 15 *** 31 56 47 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 76 58 66 53 46 25 33 21 *** 42 74 64 *** 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 1 9 9 *** 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 *** 0 0 0 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 8 23 26 29 *** 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. 17 4 5 1 0 0 0 0 *** 0 5 9 *** DATE OF START AND END FREEZING START = 11 NOV. END = 24 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 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. 4.1 5.6 9.4 19.2 22.3 23.8 26.4 25.9 22.4 14.6 7.4 6.1 15.6 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.6 0.2 3.0 11.7 14.8 16.4 19.2 18.2 14.8 8.1 2.2 1.3 9.0 AVERAGE OF MAXIMUM TEMPERATURE IN C. 10.1 11.1 15.8 26.8 29.8 31.2 33.6 33.7 29.9 21.0 12.6 10.9 22.2 DIFFERENCE BETWEEN AVERAGE MAXIMUM 11.7 10.9 12.8 15.1 15.0 14.8 14.4 15.5 15.1 12.9 10.4 9.6 13.2 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 2.96 3.77 4.09 6.26 6.69 6.92 7.05 7.08 7.71 6.18 4.26 4.27 5.60 MEAN OF MIXING RATIO AT 09 GMT. 3.01 3.53 3.36 5.02 5.45 5.47 5.28 4.93 5.98 5.85 4.04 4.31 4.69 MEAN OF MIXING RATIO AT 15 GMT. 3.28 3.83 3.67 5.26 5.44 5.78 5.46 5.59 6.55 5.83 4.36 4.68 4.98 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.2 -5.5 -2.5 5.2 11.0 7.8 14.6 14.0 10.0 1.4 -3.0 -1.6 -8.2 DAY 13 10 17 1 12 14 26 25 27 4 18 11 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 18.0 28.0 36.0 35.7 36.5 36.2 36.5 34.5 28.5 19.2 16.7 36.5 DAY 2 24 25 15 7 23 31 1 14 12 4 1 24 HOUR MAXIMUM PRECIPITATION IN MM. 0.0 4.0 7.5 2.5 0.0 4.5 0.0 0.0 7.0 6.0 12.5 25.5 25.5 DAY ** 26 26 18 ** 13 ** ** 25 16 6 16 MONTHLY TOTAL PRECIPITATION IN MM. 0.0 26.7 22.5 3.5 0.0 4.5 0.0 0.0 7.0 10.0 29.0 38.7 141.9 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 34.7 5.6 4.9 54.8 NO. OF DAYS WITH PRECIPITATION. 0 10 5 2 0 1 0 0 1 4 4 7 34 NO. OF DAYS PRECIPITATION EQUAL 0 10 5 2 0 1 0 0 1 2 4 6 31 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 0 0 0 0 0 0 0 0 1 1 2 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 72 80 69 54 45 39 33 35 53 73 82 87 60 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 41 47 35 24 22 20 16 14 23 38 45 53 32 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 61 63 44 31 26 26 19 21 34 50 62 71 42 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 9 3 0 0 0 0 0 0 0 0 0 0 12 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 2 0 0 0 0 0 0 0 0 0 0 0 2 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 6 16 22 31 31 18 0 0 0 124 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 17 15 5 0 0 0 0 0 0 0 5 8 50 DATE OF START AND END FREEZING START = 12 NOV. END = 17 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 2.1 6.1 12.0 18.1 23.4 25.3 25.5 24.8 20.8 15.1 11.3 6.9 16.0 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.8 -0.1 5.4 11.0 15.9 17.7 18.1 16.6 12.8 8.0 5.3 2.1 9.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.0 12.3 18.6 25.2 31.0 33.0 33.0 33.0 28.7 22.1 17.2 11.8 22.7 DIFFERENCE BETWEEN AVERAGE MAXIMUM 9.8 12.4 13.2 14.2 15.1 15.3 14.9 16.4 15.9 14.1 11.9 9.7 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.16 3.42 4.78 7.04 7.52 7.76 7.78 7.84 7.20 5.84 4.78 4.58 5.98 MEAN OF MIXING RATIO AT 09 GMT. 3.26 3.10 4.45 6.31 5.83 6.11 6.84 7.23 9.22 5.40 4.56 4.71 5.58 MEAN OF MIXING RATIO AT 15 GMT. 3.31 3.69 4.89 6.43 6.22 6.32 7.12 7.36 8.16 5.35 5.04 4.97 5.74 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -14.4 -8.2 -4.0 6.0 12.0 14.6 13.0 12.6 3.6 -0.4 -1.0 -3.8 -14.4 DAY 30 1 12 3 2 3 30 24 21 12 21 23 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 16.5 19.0 25.0 31.5 37.5 41.5 36.8 37.0 35.0 30.5 24.6 21.0 41.5 DAY 13 21 23 7 16 18 11 3 5 7 17 30 24 HOUR MAXIMUM PRECIPITATION IN MM. 8.3 0.0 14.0 5.5 3.5 0.0 0.0 0.0 0.0 0.0 13.0 19.1 19.1 DAY 21 ** 11 18 5 ** ** ** ** ** 20 22 MONTHLY TOTAL PRECIPITATION IN MM. 24.0 0.0 33.7 6.0 3.7 0.0 0.0 0.0 0.0 0.0 25.8 35.1 128.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 45.0 7.6 0.0 47.5 NO. OF DAYS WITH PRECIPITATION. 5 0 5 2 2 0 0 0 0 0 3 4 21 NO. OF DAYS PRECIPITATION EQUAL 5 0 5 1 1 0 0 0 0 0 3 4 19 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 0 0 0 0 0 0 0 1 1 4 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 84 75 70 64 46 39 37 40 54 67 73 83 61 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 57 38 38 33 21 19 21 22 36 33 39 56 34 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 71 56 51 41 28 24 27 29 41 45 56 72 45 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 8 3 1 0 0 0 0 0 0 0 0 0 12 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 3 2 1 0 0 0 7 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 6 0 1 0 0 0 0 0 0 0 0 0 7 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 4 20 25 31 28 14 3 0 0 125 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 0 0 0 0 0 0 1 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 24 17 4 0 0 0 0 0 0 2 2 8 57 DATE OF START AND END FREEZING START = 12 OCT. END = 14 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 4.5 6.5 12.0 14.9 18.9 24.8 25.9 ***** 21.2 18.0 10.3 2.0 ****** AVERAGE OF MINIMUM TEMPERATURE IN C. 0.5 1.2 5.2 10.0 12.9 17.4 18.4 ***** 12.3 9.5 4.5 -2.3 ****** AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.4 11.8 18.7 19.8 24.9 32.3 33.4 ***** 30.0 26.5 16.0 6.4 ****** DIFFERENCE BETWEEN AVERAGE MAXIMUM 7.9 10.6 13.5 9.8 12.0 14.9 15.0 ***** 17.7 17.0 11.5 8.7 ****** AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.74 3.65 4.55 7.31 7.98 7.33 7.54 ***** 5.32 6.00 5.08 3.29 ***** MEAN OF MIXING RATIO AT 09 GMT. 3.74 3.55 3.93 6.88 7.78 6.17 5.77 ***** 4.92 6.04 5.01 3.49 ***** MEAN OF MIXING RATIO AT 15 GMT. 3.94 3.93 4.35 7.34 7.94 6.58 6.06 ***** 4.74 6.41 5.59 3.40 ***** ABSOLUTE OF MINIMUM TEMPERATURE IN C. -5.0 -3.8 -3.4 6.0 8.0 11.6 12.6 ***** 8.6 5.0 -1.0 -12.6 ****** DAY 13 5 7 1 18 13 8 ** 8 21 19 4 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 20.0 21.0 30.5 32.5 37.0 38.5 39.0 ***** 36.5 34.0 23.0 16.0 ****** DAY 8 26 28 20 25 13 19 ** 12 3 11 8 24 HOUR MAXIMUM PRECIPITATION IN MM. 12.0 5.5 23.0 16.5 16.0 0.0 16.5 ***** 0.0 0.0 9.5 9.3 ****** DAY 9 21 30 21 13 ** 20 ** ** ** 15 14 MONTHLY TOTAL PRECIPITATION IN MM. 24.5 12.0 38.5 48.8 67.0 0.0 18.5 ***** 0.0 0.0 16.3 14.2 ****** ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 31.3 48.3 7.7 12.7 NO. OF DAYS WITH PRECIPITATION. 3 3 5 10 8 0 2 *** 0 0 3 3 *** NO. OF DAYS PRECIPITATION EQUAL 3 3 5 10 8 0 2 *** 0 0 3 2 *** OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 0 2 1 4 0 1 *** 0 0 0 0 *** OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 79 75 65 75 63 39 36 *** 41 65 80 81 *** MEAN OF RELATIVE HUMIDITY AT 09 GMT. 54 44 33 50 44 21 18 *** 18 30 45 56 *** MEAN OF RELATIVE HUMIDITY AT 15 GMT. 65 59 44 62 51 27 23 *** 23 44 66 73 *** NO. OF DAYS MINIMUM TEMPERATURE EQUAL 4 0 0 0 0 0 0 *** 0 0 0 9 *** OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 2 5 *** 0 0 0 0 *** OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 1 0 0 0 0 0 *** 0 0 0 3 *** OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 1 1 7 23 27 *** 14 7 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. 16 15 5 0 0 0 0 *** 0 0 4 22 *** DATE OF START AND END FREEZING START = 18 NOV. END = 11 MAR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPERATURE IN C. 3.6 5.9 9.1 14.6 17.3 23.0 26.9 25.4 20.6 17.8 8.9 4.6 14.8 AVERAGE OF MINIMUM TEMPERATURE IN C. -1.3 1.5 4.3 9.2 11.1 16.0 19.6 17.8 12.8 9.2 3.4 0.1 8.6 AVERAGE OF MAXIMUM TEMPERATURE IN C. 8.7 10.4 13.9 19.9 23.5 30.1 34.1 32.9 28.3 26.3 14.4 9.1 21.0 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.0 8.9 9.6 10.7 12.4 14.1 14.5 15.1 15.5 17.1 11.0 9.0 12.3 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.99 4.93 7.15 7.84 8.44 9.38 8.36 6.28 5.49 4.64 3.70 6.12 MEAN OF MIXING RATIO AT 09 GMT. 3.47 4.30 4.25 7.56 6.67 6.71 7.87 7.54 6.76 5.35 4.79 3.99 5.77 MEAN OF MIXING RATIO AT 15 GMT. 3.47 4.47 4.83 6.86 7.42 7.15 8.21 7.69 6.07 5.35 4.92 4.04 5.88 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -8.0 -5.8 -5.0 -1.0 2.4 9.2 13.0 15.0 4.6 4.4 -3.0 -12.0 -12.0 DAY 22 18 3 19 2 8 26 29 29 14 24 13 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 17.0 18.5 26.0 32.0 30.5 35.5 39.0 36.0 34.5 32.0 24.0 17.5 39.0 DAY 10 4 26 7 31 4 19 13 7 19 1 7 24 HOUR MAXIMUM PRECIPITATION IN MM. 5.0 7.5 13.5 5.5 17.0 2.0 0.0 0.0 0.0 0.5 32.5 11.5 32.5 DAY 29 6 27 14 9 2 ** ** ** 5 15 12 MONTHLY TOTAL PRECIPITATION IN MM. 10.6 29.9 51.5 25.4 51.5 2.0 0.0 0.0 0.0 1.0 43.0 20.7 235.6 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 39.0 33.5 0.0 27.5 NO. OF DAYS WITH PRECIPITATION. 4 9 10 9 6 1 0 0 0 2 3 5 49 NO. OF DAYS PRECIPITATION EQUAL 4 8 8 9 6 1 0 0 0 0 3 4 43 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 0 0 2 0 3 0 0 0 0 0 1 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 81 78 76 80 72 53 47 44 55 62 77 77 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 51 58 45 56 38 26 22 23 27 25 47 55 39 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 66 67 60 60 50 34 30 29 35 35 65 69 50 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 7 2 1 0 0 0 0 0 0 0 0 4 14 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 9 3 0 0 0 0 13 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 1 0 0 0 0 0 0 0 0 0 0 2 3 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 6 2 20 31 31 14 6 0 0 110 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 18 9 4 2 0 0 0 0 0 0 10 13 56 DATE OF START AND END FREEZING START = 16 NOV. END = 19 APR. IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE PERIOD 1982 TO 2003 PAGE 1 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE OF MEAN DAILY TEMPE. IN C. 2.2 3.7 7.8 14.6 19.2 23.8 25.8 23.9 19.7 14.1 8.9 4.4 14.0 SD OF MEAN DAILY TEMPERATURE IN C. 1.73 2.67 2.29 1.72 1.84 1.02 1.13 1.40 1.60 2.33 1.98 2.62 1.86 AVERAGE OF MINIMUM TEMPERATURE IN C. -2.9 -1.8 2.3 8.3 12.3 16.1 18.2 15.7 11.0 6.2 2.3 -1.2 7.2 AVERAGE OF MAXIMUM TEMPERATURE IN C. 7.3 9.2 13.4 20.9 26.1 31.4 33.5 32.2 28.3 21.8 15.3 9.9 20.8 DIFFERENCE BETWEEN AVERAGE MAXIMUM 10.2 11.1 11.2 12.7 13.8 15.2 15.3 16.5 17.3 15.7 12.8 11.1 13.6 AND MINIMUM TEMPERATURE. MEAN OF MIXING RATIO AT 03 GMT. 3.30 3.49 4.59 6.88 8.06 9.08 9.55 8.45 6.60 5.47 4.45 3.72 6.13 MEAN OF MIXING RATIO AT 09 GMT. 3.59 3.74 4.44 6.49 7.49 7.67 8.10 7.17 6.27 5.32 4.65 4.12 5.75 MEAN OF MIXING RATIO AT 15 GMT. 3.66 3.95 4.77 6.70 7.53 7.62 8.10 7.20 6.27 5.55 4.74 4.13 5.85 ABSOLUTE OF MINIMUM TEMPERATURE IN C. -18.0 -20.5 -13.5 -3.0 -1.5 7.0 10.5 7.0 1.0 -4.5 -8.5 -19.0 -20.5 YEAR - DAY 83-28 88- 8 92-12 86- 1 89- 2 84-21 86-30 82-26 88-26 87-16 96-14 82- 9 88- 8 ABSOLUTE OF MAXIMUM TEMPERATURE IN C. 21.5 22.5 30.5 36.0 37.5 41.5 41.0 38.5 41.0 34.0 29.0 27.5 41.5 YEAR - DAY 0- 2 85-16 2-28 0-15 1-16 1-18 95-17 84-28 96- 9 2- 3 87- 7 98-11 1-18 24 HOUR MAXIMUM PRECIPITATION IN MM. 21.0 50.8 81.0 35.0 23.0 10.5 16.5 2.5 16.0 13.5 32.5 25.6 81.0 YEAR - DAY 83-26 98-12 83- 7 91-13 93- 8 92- 4 2-20 86- 5 91-28 82- 8 3-15 82- 8 83- 7 MONTHLY TOTAL PRECIPITATION IN MM. 24.4 35.3 57.5 35.0 24.7 4.3 1.2 0.4 1.4 5.4 14.9 26.8 231.3 ---------------- ---------------- ---------------- ---------------- SEASONAL PERCENT OF PRECIPITATION 50.7 27.7 1.3 20.4 NO. OF DAYS WITH PRECIPITATION. 4 5 8 7 5 1 0 0 0 1 2 5 38 NO. OF DAYS PRECIPITATION EQUAL 4 5 8 6 4 1 0 0 0 1 2 4 35 OR MORE THAN 1 MM. NO. OF DAYS PRECIPITATION EQUAL 1 1 2 1 1 0 0 0 0 0 0 1 7 OR MORE THAN10 MM. MEAN OF RELATIVE HUMIDITY AT 03 GMT. 83 82 79 73 61 49 46 48 55 70 78 82 67 MEAN OF RELATIVE HUMIDITY AT 09 GMT. 58 54 50 44 37 27 24 23 26 34 45 55 40 MEAN OF RELATIVE HUMIDITY AT 15 GMT. 73 68 62 54 45 32 29 29 35 48 61 72 51 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 11 7 2 0 0 0 0 0 0 0 2 7 29 OR LESS THAN -4 NO. OF DAYS MINIMUM TEMPERATURE EQUAL 0 0 0 0 0 1 6 2 0 0 0 0 9 OR MORE THAN 21 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 2 2 0 0 0 0 0 0 0 0 0 1 5 OR LESS THAN 0 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 2 7 21 29 26 11 2 0 0 98 OR MORE THAN 30 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 40 NO. OF DAYS MAXIMUM TEMPERATURE EQUAL 0 0 0 0 0 0 0 0 0 0 0 0 0 OR MORE THAN 45 NUMBER OF FREEZING DAYS. 24 19 10 1 0 0 0 0 0 3 9 17 83 DATE OF START AND END FREEZING START = 3 OCT. END = 4 MAY IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) STATION DANESHKADEH-KESHAVARZI-MASHAD1 LATITUDE 36 20 N DATA PROCESSING CENTER LONGITUDE 59 39 E ELEVATION 1030 MET. MEAN AND EXTREMES FOR THE PERIOD 1982 TO 2003 PAGE 2 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AVERAGE DRY BULB TEMPERATURE. IN C. 2.3 3.8 8.2 15.5 20.8 26.3 28.5 26.5 21.4 14.6 8.8 4.4 15.1 AVERAGE DEW POINT TEMPERATURE. IN C. -3.2 -2.4 0.4 5.8 7.6 8.5 9.3 7.5 4.9 2.6 0.5 -1.6 3.3 AVERAGE OF MIXING RATIO IN G/KG 3.51 3.74 4.60 6.70 7.69 8.11 8.58 7.60 6.38 5.46 4.62 3.98 5.91 AVERAGE OF VAPOUR PRESSURE HPA 5.00 5.33 6.56 9.57 10.98 11.60 12.27 10.87 9.13 7.81 6.60 5.68 8.45 AVERAGE OF SATURATION DEFICIT IN HPA 2.66 3.46 5.18 9.32 14.85 23.59 27.65 24.91 17.87 10.29 5.59 3.31 12.39 AVERAGE RELATIVE HUMIDITY IN PERCENT 71 68 63 57 47 36 33 33 38 50 61 69 52 AVERAGE OF MAXIMUM RELATIVE HUMIDITY(%) 86 84 81 75 62 50 46 48 55 71 80 84 69 AVERAGE OF MINIMUM RELATIVE HUMIDITY(%) 56 52 48 43 35 26 23 23 25 33 44 53 38 NO. OF DAYS PRECIPITATION EQUAL 2 2 4 2 2 0 0 0 0 1 1 2 16 OR MORE THAN 5 MM.