IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 1 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF MEAN DAILY TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. MAX-MIN 1970 ****** ****** ****** ****** ****** ****** ****** ****** 21.0 15.9 11.9 3.8 ****** 1971 2.8 4.4 10.6 13.8 22.5 26.1 24.7 24.8 18.5 15.8 9.5 6.2 23.3 1972 -0.2 0.2 ****** 15.4 ****** 24.3 24.6 21.5 20.3 16.9 11.1 1.4 ****** 1973 -0.6 6.0 9.0 14.3 20.8 26.2 26.4 23.4 20.8 16.8 10.4 4.0 27.0 1974 -0.5 -0.4 9.4 14.0 19.5 26.0 25.1 23.8 21.9 12.5 11.4 2.6 26.5 1975 0.7 3.5 8.3 12.5 19.4 24.8 26.2 23.7 21.1 14.9 7.3 3.0 25.5 1976 3.6 1.1 4.1 12.8 20.1 24.0 27.6 24.7 22.1 16.1 7.9 3.3 26.5 1977 -3.4 5.4 13.4 13.4 20.5 27.6 27.5 25.5 20.6 16.5 9.7 5.2 31.0 1978 1.4 4.1 7.3 15.7 20.8 24.8 24.8 23.5 22.0 15.9 6.3 6.1 23.4 1979 3.1 4.6 6.1 16.7 17.3 24.1 26.7 23.5 20.6 17.7 9.7 3.1 23.6 1980 1.2 2.4 7.6 16.8 21.3 25.6 25.0 24.7 21.2 16.2 10.3 5.1 24.4 1981 2.8 5.7 11.1 17.0 19.3 23.9 25.1 23.4 20.7 13.5 10.1 6.2 22.3 1982 1.8 -0.0 6.1 15.8 20.5 25.7 25.9 25.5 20.8 15.5 7.1 1.4 25.9 1983 1.1 3.8 5.9 12.1 21.7 26.6 28.2 27.6 ****** ****** ****** ****** ****** 1984 1.6 -0.2 9.6 15.1 ****** 24.0 24.8 26.5 21.3 13.6 10.8 0.9 ****** 1985 3.7 6.2 8.9 15.5 19.6 26.3 25.4 21.1 20.8 16.1 10.3 4.0 22.6 1986 2.9 3.0 5.1 13.7 20.2 24.5 23.9 23.0 20.2 18.1 9.2 2.2 22.3 1987 5.0 5.8 8.9 15.1 21.1 24.0 24.2 24.6 23.9 12.9 11.3 6.8 19.6 1988 3.0 3.9 8.4 15.2 21.3 26.1 25.7 23.1 22.6 16.4 11.6 6.5 23.1 1989 -1.0 -0.9 8.3 14.8 18.5 25.6 26.5 23.8 22.3 17.6 10.0 ****** ****** 1990 0.9 2.6 8.0 14.1 22.3 24.5 25.5 26.1 22.8 16.2 11.4 4.6 25.2 1991 2.4 1.3 7.8 14.2 17.8 24.9 26.0 24.2 19.9 14.5 9.0 3.7 24.7 1992 -0.5 3.3 4.0 13.1 16.3 25.1 28.8 24.0 21.7 15.9 11.5 5.1 29.3 1993 0.2 4.3 6.0 14.7 19.8 25.9 25.3 23.6 21.8 ****** 9.5 6.1 ****** 1994 3.5 3.6 9.4 14.5 20.9 25.3 25.9 25.7 17.0 13.9 11.2 ****** ****** 1995 4.1 4.3 7.9 14.1 19.7 25.0 28.0 27.1 ****** 15.4 9.6 2.5 ****** 1996 1.0 4.9 6.8 13.9 19.5 25.5 25.2 24.2 24.5 17.0 9.9 4.8 24.5 1997 3.9 3.4 6.6 12.4 18.5 24.8 27.4 25.4 22.8 17.3 8.3 3.2 24.2 1998 1.5 3.7 7.8 15.3 20.3 24.8 27.8 26.1 23.9 17.7 13.3 10.4 26.3 1999 1.9 5.0 6.8 14.4 23.0 29.0 26.3 25.7 24.5 20.9 8.7 6.6 27.1 2000 3.2 ****** 8.6 18.1 24.2 24.0 23.6 23.6 23.1 16.5 7.9 5.3 ****** 2001 2.0 4.7 10.9 18.7 23.0 25.8 26.6 25.5 22.2 17.9 10.4 7.4 24.6 2002 3.7 6.2 11.5 14.7 21.3 25.3 25.3 26.4 23.1 18.9 10.1 3.5 22.9 2003 3.8 5.3 8.8 16.3 17.6 24.8 28.5 24.3 21.5 18.3 8.9 4.5 24.7 MEAN 1.8 3.5 8.1 14.8 20.3 25.3 26.0 24.5 21.6 16.2 9.9 4.5 24.2 SD 1.84 2.06 2.10 1.56 1.77 1.11 1.37 1.47 1.61 1.79 1.53 2.04 1.69 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 2 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 16.3 10.9 7.1 -0.4 ****** 1971 -1.2 0.4 5.5 9.0 17.8 21.0 19.7 19.9 13.7 10.5 5.4 2.6 10.4 1972 -3.7 -4.6 2.8 8.8 ****** 19.0 19.7 16.9 14.9 11.9 6.5 -2.2 ****** 1973 -4.0 1.8 4.4 8.2 15.4 20.9 21.0 18.0 15.7 11.3 4.6 -0.6 9.7 1974 -4.8 -4.6 4.7 9.4 14.0 21.4 20.0 18.6 16.7 6.3 5.4 -2.0 8.8 1975 -3.5 -0.9 3.9 7.4 14.0 19.1 19.9 18.0 15.0 9.1 1.5 -1.7 8.5 1976 -1.2 -2.8 -0.1 8.0 13.9 18.6 22.3 19.3 16.0 9.4 2.8 -1.5 8.7 1977 -7.5 -0.1 7.7 8.5 13.6 21.9 21.3 19.4 14.2 11.4 4.4 0.6 9.6 1978 -3.7 -1.6 2.3 9.8 14.6 18.6 18.8 16.9 15.4 10.0 1.4 1.6 8.7 1979 -1.6 -0.6 1.4 12.0 12.5 18.2 21.4 17.9 15.0 11.9 2.5 -1.5 9.1 1980 -2.9 -2.0 2.9 11.0 15.4 19.8 19.0 19.2 15.3 10.2 4.7 -0.0 9.4 1981 -1.9 1.0 6.3 12.0 12.3 17.6 19.9 17.6 14.6 7.8 4.6 1.2 9.4 1982 -2.2 -4.2 1.1 10.3 15.0 20.0 20.3 20.1 14.7 10.1 2.6 -3.3 8.7 1983 -3.5 -1.3 0.7 7.2 15.7 20.1 22.1 20.9 ****** ****** ****** ****** ****** 1984 -2.6 -5.1 5.0 9.7 ****** 18.5 18.9 21.2 15.3 7.9 6.2 -2.9 ****** 1985 -0.2 0.9 3.4 9.9 14.1 20.5 18.1 15.3 13.8 10.4 5.5 0.2 9.3 1986 -1.5 -1.0 1.0 9.2 15.1 18.5 17.2 17.2 14.8 12.9 5.1 -1.3 8.9 1987 0.5 0.7 4.5 9.8 15.4 18.9 17.6 19.1 18.8 7.2 6.3 1.4 10.0 1988 -1.4 -0.5 3.3 9.6 15.8 19.9 18.6 16.6 16.5 11.0 7.0 2.2 9.9 1989 -5.6 -5.8 3.3 9.5 12.8 19.2 20.7 17.8 15.8 12.0 5.8 ****** ****** 1990 -2.1 -1.4 2.8 8.7 16.5 16.9 18.8 20.0 16.6 10.7 5.7 -0.7 9.4 1991 -1.5 -3.7 3.3 8.8 11.7 19.2 19.6 17.9 13.1 8.5 4.3 -0.2 8.4 1992 -4.2 -0.5 -0.5 8.3 11.2 19.6 23.1 17.7 16.3 9.8 4.7 1.1 8.9 1993 -3.7 0.3 2.3 9.7 14.7 20.4 19.5 17.9 15.9 ****** 4.3 1.4 ****** 1994 -0.8 -1.0 5.1 10.0 15.8 19.2 20.2 20.1 11.4 8.5 6.1 ****** ****** 1995 -0.4 0.5 3.1 9.9 15.1 20.0 23.2 21.9 ****** 9.7 4.1 -0.7 ****** 1996 -2.4 1.1 3.0 9.5 14.8 20.3 20.1 19.0 19.5 12.5 5.7 0.7 10.3 1997 0.0 -1.4 2.6 8.6 14.3 20.2 22.5 20.3 17.5 12.7 4.3 -0.3 10.1 1998 -1.7 0.6 4.2 11.0 16.0 19.8 22.2 20.2 17.1 12.5 7.3 4.3 11.1 1999 -1.9 1.3 2.4 8.8 16.5 23.3 20.8 19.7 18.8 13.6 3.3 1.0 10.6 2000 -1.2 ****** 3.6 12.1 18.3 18.2 17.9 18.0 18.3 11.4 3.8 1.5 ****** 2001 -2.8 0.1 5.8 13.7 17.6 20.5 21.4 20.4 17.0 13.0 5.9 4.3 11.4 2002 0.4 2.2 6.4 9.9 16.1 19.7 20.3 21.1 17.9 13.6 5.7 -0.1 11.1 2003 0.2 1.5 4.4 11.4 12.2 19.5 23.3 19.1 16.2 13.2 4.0 0.5 10.5 MEAN -2.3 -1.0 3.4 9.7 14.8 19.7 20.3 18.9 15.9 10.7 4.8 0.2 9.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 3 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF MAXIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 25.7 20.8 16.8 8.0 ****** 1971 6.7 8.3 15.6 18.6 27.3 31.2 29.7 29.7 23.4 21.2 13.7 9.8 19.6 1972 3.2 3.4 ****** 20.8 23.6 29.6 29.5 26.1 25.8 21.9 15.7 5.1 ****** 1973 2.9 10.1 13.5 20.3 26.1 31.4 31.8 28.7 25.8 22.4 16.1 8.7 19.8 1974 3.8 3.7 14.0 18.7 25.0 30.6 30.2 29.0 27.2 18.7 17.4 7.3 18.8 1975 5.0 7.8 12.7 17.5 24.9 30.4 32.5 29.4 27.2 20.8 13.0 7.6 19.1 1976 8.4 5.0 8.3 17.5 26.2 29.4 32.9 30.2 28.2 22.8 13.0 8.0 19.2 1977 0.6 10.8 19.1 18.3 27.4 33.4 33.8 31.6 27.0 21.6 15.0 9.8 20.7 1978 6.6 9.5 12.3 21.6 26.8 31.1 30.7 30.1 28.5 21.7 11.1 10.6 20.0 1979 7.8 9.7 10.9 21.5 21.9 29.9 32.0 29.0 26.2 23.6 16.9 7.7 19.8 1980 5.4 6.9 12.4 22.5 27.2 31.5 30.9 30.2 27.0 22.1 15.8 10.2 20.2 1981 7.8 10.2 15.6 21.3 26.1 30.4 30.4 29.2 26.7 19.2 15.6 11.2 20.3 1982 5.8 4.2 11.0 21.3 26.1 31.5 31.6 31.0 26.8 20.9 11.5 6.1 19.0 1983 5.7 9.0 11.1 16.9 27.5 33.2 34.4 34.3 ****** ****** ****** ****** ****** 1984 6.1 4.7 14.6 20.5 ****** 29.4 30.5 31.9 27.2 19.4 15.3 5.0 ****** 1985 7.3 11.0 12.5 21.0 25.1 32.2 32.7 27.1 27.8 21.8 15.0 7.8 20.1 1986 7.4 6.8 9.1 18.4 25.3 30.5 30.5 28.9 25.6 23.4 13.1 5.8 18.7 1987 9.4 10.9 13.4 20.3 26.8 29.1 30.7 30.1 29.6 18.6 16.4 12.2 20.6 1988 7.3 8.3 13.5 20.9 26.8 32.3 32.9 29.7 28.7 21.8 16.3 10.7 20.8 1989 3.5 3.9 13.3 20.0 24.3 32.0 32.3 29.7 28.8 23.3 14.3 ****** ****** 1990 3.9 6.6 13.3 19.5 28.0 32.1 32.2 32.2 29.1 21.8 17.1 9.8 20.5 1991 6.2 6.2 12.3 19.6 23.9 30.7 32.4 30.6 26.6 20.6 13.7 7.5 19.2 1992 3.2 7.2 8.5 17.8 21.4 30.6 34.4 30.3 27.1 21.9 18.3 9.0 19.1 1993 4.2 8.2 9.8 19.7 24.9 31.3 31.0 29.3 27.7 ****** 14.8 10.9 ****** 1994 7.8 8.3 13.7 19.0 25.9 31.5 31.6 31.3 22.6 19.3 16.4 ****** ****** 1995 8.5 8.0 12.4 18.3 24.4 30.1 32.8 32.3 ****** 21.2 14.9 5.5 ****** 1996 4.1 8.7 10.7 18.4 24.2 30.6 30.3 29.4 29.5 21.5 14.1 8.9 19.2 1997 7.7 8.3 10.6 16.1 22.7 29.5 32.3 30.5 28.1 21.9 12.3 6.8 18.9 1998 4.7 6.9 11.1 19.7 24.6 29.8 33.5 32.2 30.7 22.9 19.2 16.7 21.0 1999 5.6 8.6 10.7 20.1 29.6 34.8 31.8 31.8 30.2 28.2 14.1 12.2 21.5 2000 7.4 ****** 13.7 24.1 30.1 29.9 29.2 29.2 27.8 21.6 12.1 9.1 ****** 2001 6.9 9.3 15.9 23.8 28.4 31.1 31.7 30.7 27.4 22.8 14.9 10.6 21.1 2002 7.0 10.2 16.6 19.6 26.5 30.9 30.3 31.6 28.3 24.2 14.4 7.0 20.6 2003 7.5 9.2 13.2 21.2 22.9 30.0 33.6 29.5 26.8 23.5 13.8 8.3 20.0 MEAN 5.9 7.8 12.7 19.8 25.7 31.0 31.7 30.2 27.4 21.8 14.9 8.8 19.8 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 4 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 9.5 9.9 9.7 8.4 ****** 1971 7.9 7.9 10.1 9.6 9.5 10.2 10.0 9.8 9.7 10.7 8.3 7.2 9.2 1972 6.9 8.0 ****** 12.0 ****** 10.6 9.8 9.2 10.9 10.0 9.2 7.3 ****** 1973 6.9 8.3 9.1 12.1 10.7 10.5 10.8 10.7 10.1 11.1 11.5 9.3 10.1 1974 8.6 8.3 9.3 9.3 11.0 9.2 10.2 10.4 10.5 12.4 12.0 9.3 10.0 1975 8.5 8.7 8.8 10.1 10.9 11.3 12.6 11.4 12.2 11.7 11.5 9.3 10.6 1976 9.6 7.8 8.4 9.5 12.3 10.8 10.6 10.9 12.2 13.4 10.2 9.5 10.4 1977 8.1 10.9 11.4 9.8 13.8 11.5 12.5 12.2 12.8 10.2 10.6 9.2 11.1 1978 10.3 11.1 10.0 11.9 12.2 12.5 11.9 13.2 13.1 11.7 9.7 9.0 11.4 1979 9.4 10.3 9.5 9.5 9.4 11.7 10.6 11.1 11.2 11.7 14.4 9.2 10.7 1980 8.3 8.9 9.5 11.5 11.8 11.7 11.9 11.0 11.7 11.9 11.1 10.2 10.8 1981 9.7 9.2 9.3 9.3 13.8 12.8 10.5 11.6 12.1 11.4 11.0 10.0 10.9 1982 8.0 8.4 9.9 10.9 11.1 11.5 11.3 10.9 12.1 10.8 8.9 9.4 10.3 1983 9.2 10.3 10.4 9.7 11.8 13.1 12.3 13.3 ****** ****** ****** ****** ****** 1984 8.7 9.8 9.6 10.8 ****** 10.9 11.6 10.7 11.9 11.5 9.1 7.9 ****** 1985 7.5 10.1 9.1 11.1 11.0 11.7 14.6 11.8 14.0 11.4 9.5 7.6 10.8 1986 8.9 7.8 8.1 9.2 10.2 12.0 13.3 11.7 10.9 10.5 8.0 7.1 9.8 1987 8.9 10.2 8.9 10.5 11.4 10.2 13.1 11.0 10.9 11.4 10.1 10.8 10.6 1988 8.6 8.8 10.2 11.3 11.0 12.4 14.3 13.1 12.2 10.8 9.3 8.5 10.9 1989 9.1 9.7 10.0 10.5 11.5 12.8 11.6 11.9 13.1 11.3 8.5 ****** ****** 1990 6.0 8.0 10.5 10.8 11.5 15.2 13.4 12.2 12.5 11.1 11.4 10.5 11.1 1991 7.7 9.9 9.0 10.8 12.2 11.5 12.8 12.7 13.5 12.1 9.4 7.7 10.8 1992 7.4 7.7 9.0 9.5 10.2 11.0 11.3 12.6 10.8 12.1 13.6 7.9 10.3 1993 7.9 7.9 7.5 10.0 10.2 10.9 11.5 11.4 11.8 ****** 10.5 9.5 ****** 1994 8.6 9.3 8.6 9.0 10.1 12.3 11.4 11.2 11.2 10.8 10.3 ****** ****** 1995 8.9 7.5 9.3 8.4 9.3 10.1 9.6 10.4 ****** 11.5 10.8 6.2 ****** 1996 6.5 7.6 7.7 8.9 9.4 10.3 10.2 10.4 10.0 9.0 8.4 8.2 8.9 1997 7.7 9.7 8.0 7.5 8.5 9.3 9.8 10.2 10.6 9.2 8.0 7.1 8.8 1998 6.4 6.3 6.9 8.7 8.6 10.0 11.3 12.0 13.6 10.4 11.9 12.4 9.9 1999 7.5 7.3 8.3 11.3 13.1 11.5 11.0 12.1 11.4 14.6 10.8 11.2 10.8 2000 8.6 ****** 10.1 12.0 11.8 11.7 11.3 11.2 9.5 10.2 8.3 7.6 ****** 2001 9.7 9.2 10.1 10.1 10.8 10.6 10.3 10.3 10.4 9.8 9.0 6.3 9.7 2002 6.6 8.0 10.2 9.7 10.4 11.2 10.0 10.5 10.4 10.6 8.7 7.1 9.4 2003 7.3 7.7 8.8 9.8 10.7 10.5 10.3 10.4 10.6 10.3 9.8 7.8 9.5 MEAN 8.2 8.8 9.2 10.2 11.0 11.3 11.4 11.3 11.5 11.1 10.1 8.7 10.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 5 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 4.93 5.69 4.96 3.18 ****** 1971 2.72 2.89 2.97 4.49 4.23 5.24 5.97 5.69 3.69 3.76 4.40 4.01 4.17 1972 2.89 2.17 4.18 4.43 ****** 6.62 6.75 5.83 5.10 4.41 4.41 3.41 ****** 1973 2.32 3.52 3.84 4.29 4.94 6.26 8.02 7.67 6.46 4.02 2.81 3.05 4.77 1974 2.28 2.83 4.91 4.71 5.93 6.63 7.37 5.76 5.82 3.76 2.88 2.72 4.63 1975 2.60 3.81 3.99 5.13 5.97 6.10 6.16 6.46 5.20 3.64 3.71 3.55 4.69 1976 3.21 3.12 3.76 5.25 6.01 7.17 5.61 4.92 6.67 5.17 3.68 4.08 4.89 1977 3.12 3.52 4.70 5.98 6.24 6.10 5.26 5.26 4.13 4.75 4.56 3.10 4.73 1978 3.35 3.84 3.63 4.13 4.69 5.39 7.46 5.14 3.80 4.27 3.85 4.07 4.47 1979 3.53 4.00 4.47 4.78 5.58 6.09 5.27 3.64 4.64 4.83 2.92 3.37 4.43 1980 3.46 3.99 4.72 5.28 6.68 7.56 7.99 5.64 4.14 4.15 4.29 3.37 5.11 1981 3.36 3.99 4.27 5.22 5.88 5.47 6.32 5.15 4.38 4.65 3.55 3.82 4.67 1982 3.42 3.26 4.41 5.56 6.79 6.28 5.50 5.77 4.16 4.83 4.27 3.52 4.81 1983 3.18 3.21 3.25 5.56 5.51 5.70 6.16 7.15 ****** ****** ****** ****** ****** 1984 3.48 2.89 4.79 4.61 ****** 5.98 6.13 5.77 5.37 3.78 4.47 3.23 ****** 1985 3.60 2.73 3.98 4.43 4.33 4.89 6.05 5.00 4.50 3.30 3.85 3.93 4.21 1986 2.79 3.79 4.30 5.17 4.88 5.04 5.06 5.21 5.16 4.83 4.30 3.69 4.52 1987 2.90 3.81 4.22 4.40 5.37 4.56 5.69 7.40 5.66 5.04 4.05 3.12 4.68 1988 3.21 3.58 5.11 6.09 5.81 6.04 8.26 7.41 8.19 7.14 4.87 3.70 5.78 1989 2.73 2.80 4.55 4.35 6.26 8.00 8.78 7.24 7.21 6.59 4.71 ****** ****** 1990 3.47 3.76 3.29 5.16 7.02 5.93 5.71 7.20 9.27 4.72 5.85 3.23 5.38 1991 3.79 3.10 5.58 5.76 5.88 9.64 8.75 5.58 4.51 5.44 4.26 4.07 5.53 1992 3.41 3.87 3.70 5.27 7.26 9.17 14.87 6.40 5.88 3.97 3.45 4.42 5.98 1993 2.94 4.46 3.80 5.92 7.22 6.09 4.46 4.43 4.97 ****** 4.55 3.24 ****** 1994 3.83 2.97 4.55 4.15 5.85 5.65 6.97 5.54 4.68 4.88 4.54 ****** ****** 1995 2.85 3.80 4.64 6.54 5.95 7.38 7.31 6.18 ****** 3.92 3.87 3.87 ****** 1996 3.50 4.23 5.13 4.83 5.60 7.02 6.10 4.68 4.32 4.83 3.66 3.59 4.79 1997 3.35 3.11 3.77 5.90 5.75 8.06 5.48 5.69 5.38 5.80 5.46 4.09 5.15 1998 3.67 4.14 4.78 5.20 5.66 6.10 5.99 6.64 6.29 4.78 3.68 3.95 5.08 1999 3.51 3.71 4.58 4.52 5.18 5.08 5.95 5.70 5.30 3.59 3.94 3.55 4.55 2000 3.77 ****** 5.10 5.72 6.36 6.61 6.22 5.70 5.04 5.75 4.06 4.09 ****** 2001 2.83 2.73 4.05 4.83 6.09 7.54 7.24 7.02 5.17 5.11 3.81 4.60 5.09 2002 3.84 3.76 3.73 5.60 5.60 6.60 6.64 6.03 4.59 4.49 4.27 3.92 4.92 2003 3.36 3.67 4.10 5.61 5.11 7.29 8.32 6.36 5.89 4.94 3.78 3.58 5.17 MEAN 3.23 3.48 4.27 5.12 5.80 6.47 6.79 5.92 5.33 4.72 4.12 3.65 4.90 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 6 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 6.06 7.50 6.53 3.44 ****** 1971 3.12 3.19 2.96 4.45 4.08 5.65 5.87 5.87 3.77 3.79 4.17 3.91 4.23 1972 3.93 3.25 4.87 4.68 4.42 5.39 6.94 7.27 5.55 5.47 4.76 4.19 5.06 1973 3.48 4.25 4.11 4.39 5.68 6.15 9.61 8.05 7.58 4.48 2.97 3.29 5.34 1974 3.72 4.18 5.39 4.52 5.60 7.49 8.05 6.38 6.37 5.46 4.11 4.03 5.44 1975 3.84 4.71 4.43 5.52 5.68 6.86 6.78 8.52 6.91 4.67 4.08 4.25 5.52 1976 4.68 4.31 4.76 5.72 5.84 9.03 6.41 5.88 7.80 6.48 3.98 4.65 5.80 1977 3.91 4.33 4.60 6.14 5.67 6.78 6.23 5.90 4.72 5.20 4.60 3.21 5.11 1978 4.33 4.83 4.46 3.54 5.20 5.00 6.35 4.43 3.63 4.54 4.65 4.64 4.63 1979 4.30 4.53 5.25 4.24 5.28 6.34 5.57 3.32 4.01 5.36 3.57 4.57 4.70 1980 4.09 4.73 5.88 5.59 6.40 9.10 8.45 4.95 4.34 4.57 4.76 4.20 5.59 1981 3.91 4.72 5.03 5.26 6.02 6.18 6.13 5.56 5.10 4.99 3.79 3.64 5.03 1982 3.88 3.90 4.69 5.02 6.24 5.83 5.45 5.15 4.11 4.58 4.41 3.90 4.76 1983 3.82 3.74 3.70 5.56 4.87 5.33 4.92 6.31 ****** ****** ****** ****** ****** 1984 3.63 3.73 5.20 4.84 ****** 6.00 6.59 6.14 4.95 4.34 4.74 3.61 ****** 1985 3.81 2.30 3.94 4.45 4.18 5.08 7.00 5.56 3.94 3.44 4.07 4.08 4.32 1986 3.38 4.36 4.49 5.56 4.60 4.43 4.61 4.41 4.85 4.86 4.51 4.17 4.52 1987 3.61 3.86 4.66 4.45 5.33 4.49 4.93 7.91 5.06 5.23 3.69 3.48 4.73 1988 3.71 4.22 5.74 6.21 6.01 6.28 8.40 8.43 7.67 7.43 5.28 3.59 6.08 1989 3.18 3.26 4.77 4.37 6.18 9.47 8.23 7.91 8.04 6.07 4.56 ****** ****** 1990 3.53 3.50 3.75 4.85 7.86 5.77 5.19 7.82 5.17 5.21 4.36 3.49 5.04 1991 4.10 3.66 6.95 6.35 5.51 7.57 8.27 6.08 4.83 4.94 4.75 4.55 5.63 1992 3.88 3.89 4.10 6.30 8.25 11.86 9.93 7.89 5.96 5.12 4.23 4.14 6.30 1993 3.45 4.57 4.05 6.35 7.75 7.84 5.35 5.08 5.45 ****** 4.86 3.82 ****** 1994 3.72 3.01 4.77 4.59 5.99 5.33 6.95 5.65 4.61 5.50 4.72 ****** ****** 1995 3.28 3.94 5.34 7.58 6.06 7.74 8.51 6.47 ****** 3.64 3.29 4.18 ****** 1996 3.54 4.66 6.18 5.45 7.21 8.82 5.76 5.23 5.17 5.04 3.93 3.66 5.39 1997 3.35 3.40 4.06 6.13 5.66 7.70 5.25 6.05 5.63 6.07 6.16 4.34 5.32 1998 3.83 4.55 5.04 5.62 5.75 6.72 7.92 7.76 6.69 5.11 3.88 3.96 5.57 1999 3.54 4.39 5.02 4.96 6.01 6.86 7.53 6.57 6.50 4.55 4.17 3.39 5.29 2000 4.06 ****** 5.35 6.11 6.29 7.70 5.94 5.64 5.47 5.62 4.48 4.91 ****** 2001 4.10 3.49 4.99 4.97 6.19 8.59 7.49 7.14 5.74 6.10 4.14 5.31 5.69 2002 4.33 3.95 3.74 5.69 5.42 6.96 6.38 5.91 4.23 4.28 3.94 4.09 4.91 2003 3.65 3.79 4.19 5.81 4.87 8.18 8.73 5.74 6.05 5.62 4.17 4.01 5.40 MEAN 3.78 3.98 4.75 5.32 5.82 6.93 6.85 6.28 5.50 5.17 4.38 4.03 5.23 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 7 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF MIXING RATIO AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 5.61 6.12 5.39 3.45 ****** 1971 2.90 2.61 2.89 4.09 3.71 5.12 5.70 5.42 3.53 3.80 4.46 3.84 4.01 1972 3.32 2.78 4.88 4.44 4.51 5.87 6.77 6.87 5.18 4.98 4.87 3.89 4.86 1973 3.10 4.05 3.98 4.06 5.27 6.16 8.75 7.34 7.37 4.42 2.81 3.17 5.04 1974 3.32 3.67 5.01 4.50 5.21 7.10 7.42 5.93 6.04 5.06 3.85 3.76 5.07 1975 3.63 4.50 4.36 5.25 5.54 6.13 6.30 7.80 6.22 4.42 3.90 3.96 5.17 1976 4.22 3.91 4.47 5.33 5.47 7.87 5.61 5.42 7.22 5.66 3.91 4.63 5.31 1977 3.38 4.11 4.81 6.18 5.87 6.33 5.80 5.58 4.53 4.95 4.63 3.53 4.98 1978 3.72 4.67 4.43 3.60 4.68 4.67 6.54 4.19 3.54 4.37 4.26 4.25 4.41 1979 3.87 4.12 4.66 4.64 4.95 6.22 5.36 3.74 3.95 5.25 3.54 3.67 4.50 1980 3.56 4.07 5.29 5.52 6.75 8.25 7.99 4.67 4.52 4.35 4.58 4.12 5.31 1981 3.56 4.31 4.71 5.36 5.62 5.63 5.41 5.92 4.84 4.83 4.00 3.79 4.83 1982 3.53 3.39 4.34 5.41 6.15 6.32 5.36 5.27 4.19 5.06 4.54 3.71 4.77 1983 3.60 3.57 3.35 5.84 5.50 5.28 5.15 6.96 ****** ****** ****** ****** ****** 1984 3.53 3.54 4.96 4.69 ****** 6.25 6.08 5.75 4.58 4.07 4.86 3.58 ****** 1985 3.90 2.56 4.05 4.50 4.32 4.93 6.83 5.23 3.79 3.72 4.24 4.19 4.35 1986 3.17 4.08 4.47 5.42 4.68 5.14 5.04 4.69 5.27 4.95 4.33 3.76 4.58 1987 3.49 3.88 4.88 4.40 5.15 4.57 5.15 7.67 6.05 5.18 3.96 3.51 4.82 1988 3.60 4.16 5.86 5.84 6.20 6.43 8.91 8.44 8.99 7.25 4.95 4.11 6.23 1989 2.87 3.18 5.05 4.43 5.80 8.73 11.58 7.69 8.12 6.07 4.25 ****** ****** 1990 3.40 3.66 3.45 5.04 7.66 5.87 5.70 7.59 9.06 4.62 4.69 3.41 5.34 1991 4.08 3.86 5.98 6.31 6.25 8.23 8.90 6.46 5.84 6.92 4.90 4.44 6.02 1992 3.84 4.02 4.26 6.07 8.35 12.08 13.04 7.49 6.03 4.72 4.19 4.60 6.56 1993 3.44 4.43 4.06 6.19 7.29 7.05 4.69 4.68 5.19 ****** 4.65 3.82 ****** 1994 3.78 3.00 4.80 4.37 5.99 6.14 7.63 6.27 4.95 5.59 4.76 ****** ****** 1995 3.29 4.09 5.13 6.72 6.04 7.21 7.67 6.64 ****** 4.23 3.61 4.09 ****** 1996 3.58 4.64 5.88 5.25 6.53 8.27 5.88 5.00 5.00 4.83 4.07 3.77 5.23 1997 3.57 3.48 4.11 5.74 5.50 7.81 5.21 5.80 5.86 5.91 5.97 4.29 5.27 1998 3.93 4.60 4.91 5.49 5.90 5.89 7.13 6.62 6.09 4.88 3.76 4.13 5.28 1999 3.74 4.48 5.05 4.64 5.50 5.54 6.32 5.63 5.21 4.51 4.10 3.43 4.85 2000 3.81 ****** 5.29 5.62 6.17 7.11 5.67 5.20 4.86 5.50 4.01 4.37 ****** 2001 3.33 3.33 4.67 5.06 5.76 7.62 6.95 6.81 5.19 5.59 3.97 5.08 5.28 2002 3.91 3.91 4.00 5.99 5.23 6.64 6.63 5.60 4.05 4.40 3.89 3.86 4.84 2003 3.64 3.75 4.19 6.12 4.89 7.66 8.14 5.49 5.74 5.04 3.73 3.66 5.17 MEAN 3.57 3.83 4.62 5.22 5.71 6.68 6.83 6.06 5.53 5.04 4.30 3.94 5.10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 8 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 8.0 20 0.0 25 2.5 27 -9.0 16 ***** 1971 -8.0 27 -8.0 3 0.0 1 0.0 27 9.0 1 16.0 8 15.0 3 15.5 27 8.0 20 3.0 20 0.0 2 -5.5 21 -8.0 1972 -11.8 21 -14.2 23 -3.0 4 5.0 3 ***** ** 15.0 7 15.5 18 8.0 26 4.5 20 9.5 21 0.0 14 -13.0 26 ***** 1973 -11.5 2 -9.5 7 -5.0 11 1.0 4 11.0 20 16.5 7 17.5 28 12.5 9 6.5 30 3.5 1 -5.0 9 -9.0 14 -11.5 1974 -10.0 20 -13.5 5 -5.0 7 0.0 13 5.5 2 17.0 11 15.5 26 14.0 8 10.0 30 2.0 13 -1.5 29 -8.0 28 -13.5 1975 -9.5 15 -6.0 7 -4.5 8 0.0 5 9.0 9 15.0 21 17.5 3 11.0 30 9.5 7 0.0 22 -3.0 30 -6.8 5 -9.5 1976 -8.5 2 -10.5 25 -8.0 13 -3.0 5 8.5 1 14.5 7 17.5 27 15.0 26 11.5 17 5.5 25 -5.0 23 -8.5 25 -10.5 1977 -15.5 14 -10.0 3 1.5 16 1.5 2 9.0 1 13.0 1 18.0 24 14.5 31 11.0 7 2.0 24 -3.0 27 -6.0 25 -15.5 1978 -14.0 14 -9.0 14 -4.0 1 4.0 16 7.0 4 14.0 13 14.0 9 12.0 24 9.5 29 4.5 6 -3.5 30 -4.5 19 -14.0 1979 -8.5 26 -8.0 19 -8.5 5 -1.0 30 3.0 1 14.0 4 16.0 27 12.5 23 7.0 28 8.0 28 -3.0 15 -10.0 23 -10.0 1980 -9.5 25 -11.5 3 -4.0 6 1.5 19 8.5 19 15.5 1 15.0 1 13.5 18 10.0 24 3.0 23 -1.5 26 -5.5 14 -11.5 1981 -11.0 5 -4.0 3 0.0 1 5.0 2 6.5 5 13.5 12 14.5 23 11.0 20 5.5 24 2.5 26 -2.5 24 -1.5 3 -11.0 1982 -9.0 19 -14.0 20 -6.0 8 2.0 1 10.0 12 17.0 4 16.5 14 13.0 26 11.5 27 1.0 26 -2.5 15 -10.5 9 -14.0 1983 -11.5 11 -7.0 23 -5.0 1 2.0 2 8.0 2 14.5 1 17.0 3 15.5 12 ***** ** ***** ** ***** ** ***** ** ***** 1984 -7.5 31 -12.5 3 -2.0 2 1.5 5 ***** ** 15.5 9 15.5 5 19.0 12 10.5 12 1.5 21 0.5 17 -8.5 21 ***** 1985 -5.5 1 -8.0 7 -7.5 12 2.5 9 11.0 10 16.0 13 11.5 19 12.0 30 11.0 26 5.5 24 1.0 21 -8.0 31 -8.0 1986 -9.5 22 -7.0 12 -7.0 17 4.5 25 11.0 1 15.0 5 14.5 24 13.0 24 13.0 15 5.0 18 -2.0 17 -12.0 12 -12.0 1987 -4.5 21 -5.0 7 -2.0 22 0.0 1 9.5 1 16.0 2 15.0 28 17.0 5 15.5 29 -2.0 16 -5.5 30 -6.0 1 -6.0 1988 -9.0 1 -9.0 7 -2.0 25 1.0 3 10.0 1 14.0 13 14.5 4 14.5 31 11.5 23 7.0 4 -0.5 23 -8.0 29 -9.0 1989 -13.0 31 -12.0 1 -4.0 31 -3.5 1 2.5 1 14.0 9 13.0 1 15.0 29 9.0 23 6.5 25 2.0 6 ***** ** ***** 1990 -8.0 31 -5.0 1 -5.0 21 3.5 1 10.5 14 12.5 2 16.5 18 17.5 29 13.0 28 3.0 21 0.0 27 -11.0 31 -11.0 1991 -8.0 1 -14.0 15 -4.5 12 3.0 14 6.5 7 15.5 20 18.0 4 15.0 30 6.0 29 6.0 17 0.0 28 -6.5 18 -14.0 1992 -15.5 29 -8.5 12 -7.5 12 2.0 19 3.0 4 17.5 11 20.0 17 10.5 31 10.0 1 0.0 17 -3.5 29 -3.5 29 -15.5 1993 -12.5 18 -6.5 17 -6.5 23 5.0 15 5.5 10 15.5 23 16.0 31 14.5 5 13.5 24 ***** ** -2.0 23 -5.5 7 ***** 1994 -8.0 15 -6.5 20 0.5 3 -4.0 5 9.0 7 15.5 10 16.0 15 16.0 30 5.0 22 3.0 26 2.5 27 ***** ** ***** 1995 -3.5 10 -5.0 27 -3.0 1 6.0 1 12.0 1 15.5 1 19.5 28 17.5 9 ***** ** 1.5 19 -3.5 29 -4.0 13 ***** 1996 -9.0 14 -4.0 23 -2.5 17 -1.5 5 7.5 4 11.5 17 16.5 1 16.0 30 15.5 26 4.0 3 -3.0 19 -3.0 3 -9.0 1997 -5.5 21 -8.5 8 -4.0 1 1.5 12 8.0 7 13.5 3 17.5 1 14.5 29 11.0 16 7.0 26 -1.0 30 -5.5 29 -8.5 1998 -9.0 17 -6.0 18 -2.0 2 1.0 8 5.0 4 15.5 1 17.5 21 16.0 8 13.5 16 5.5 26 2.0 27 0.0 6 -9.0 1999 -6.0 28 -2.0 1 -4.5 19 1.5 12 10.0 6 19.5 12 14.0 21 17.0 4 9.5 28 8.0 28 -3.0 30 -4.0 1 -6.0 2000 -10.5 13 ***** ** -3.0 4 5.0 1 13.0 13 10.5 14 12.0 26 14.5 20 13.0 27 5.5 6 -2.0 12 -4.0 18 ***** 2001 -14.0 29 -8.5 1 -4.0 12 8.0 3 11.5 7 16.0 3 14.5 30 15.0 14 9.5 20 7.0 10 -3.0 20 -1.5 23 -14.0 2002 -7.0 19 -5.5 5 -2.5 11 3.0 5 11.0 15 12.5 25 17.0 7 15.0 15 12.0 28 10.0 20 -1.5 30 -9.5 4 -9.5 2003 -9.5 21 -5.5 18 -8.0 2 0.0 19 2.0 2 14.0 12 18.5 6 15.5 9 5.5 29 9.5 8 -4.0 18 -9.0 13 -9.5 LOW. -15.5 14 -14.2 23 -8.5 5 -4.0 5 2.0 2 10.5 14 11.5 19 8.0 26 4.5 20 -2.0 16 -5.5 30 -13.0 26 -15.5 YEAR 1977 1972 1979 1994 2003 2000 1985 1972 1972 1987 1987 1972 1977 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 9 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 32.0 8 27.5 8 21.5 4 16.5 8 ***** 1971 17.5 7 16.0 23 23.5 29 26.5 25 33.0 24 35.5 29 34.0 9 33.0 20 32.0 1 26.0 6 18.5 4 14.5 10 35.5 1972 7.5 15 14.8 18 ***** ** 25.0 29 30.0 30 35.5 24 36.5 1 31.0 1 31.0 11 25.5 7 22.0 5 17.5 1 ***** 1973 9.0 31 17.0 22 19.5 21 27.0 30 31.5 31 35.0 14 37.5 11 33.5 1 31.5 2 27.5 10 23.0 2 14.0 4 37.5 1974 7.5 15 9.0 12 26.5 20 25.0 24 31.5 23 35.0 28 35.5 2 34.0 22 31.0 21 25.0 29 24.5 3 13.5 2 35.5 1975 9.5 8 16.0 23 19.5 24 25.5 16 32.0 31 33.5 14 35.0 5 34.5 15 33.0 11 28.0 3 20.0 2 12.5 22 35.0 1976 15.0 24 11.0 12 15.5 21 25.5 20 30.5 31 33.0 3 36.5 4 33.5 8 31.5 7 28.5 1 20.0 3 13.5 17 36.5 1977 6.5 1 17.5 19 23.5 13 27.0 15 31.0 15 38.0 21 38.5 12 37.5 18 29.5 12 28.0 3 18.5 10 15.5 1 38.5 1978 14.0 4 15.5 21 19.5 31 27.0 30 31.0 15 36.5 30 37.0 3 33.5 8 32.5 8 28.0 1 19.0 1 14.0 9 37.0 1979 13.0 5 14.0 8 19.0 23 29.0 9 27.0 22 35.0 25 36.0 7 32.5 18 32.5 8 28.0 3 22.0 3 15.0 2 36.0 1980 11.0 30 12.5 11 20.5 31 26.5 15 32.5 24 38.0 10 32.5 2 33.5 20 30.5 19 30.0 6 20.0 13 18.0 7 38.0 1981 13.5 18 16.0 10 21.0 25 29.0 24 32.5 26 34.5 5 35.5 7 33.0 19 32.5 16 25.0 4 20.0 14 14.0 23 35.5 1982 11.0 11 9.0 4 18.0 18 28.5 28 32.0 20 36.0 12 38.0 31 37.6 1 31.5 14 25.5 2 17.5 10 11.5 24 38.0 1983 12.5 2 14.0 21 15.5 5 25.0 22 31.0 17 38.0 24 39.0 28 37.5 5 ***** ** ***** ** ***** ** ***** ** ***** 1984 10.5 28 15.0 14 18.0 8 27.0 23 ***** ** 32.0 21 32.5 10 34.5 8 32.5 5 23.0 19 21.0 6 12.5 3 ***** 1985 11.5 23 18.0 26 20.0 25 28.0 23 28.5 28 35.0 8 37.0 28 29.0 2 31.0 7 29.0 1 20.0 4 15.5 1 37.0 1986 10.5 4 13.5 28 17.0 2 24.5 18 30.0 26 34.0 18 34.0 27 30.5 1 29.5 27 28.5 3 21.0 4 10.5 25 34.0 1987 15.0 26 17.0 28 18.5 9 27.5 27 31.0 24 34.0 6 35.5 9 33.0 29 33.0 5 27.5 6 21.5 7 17.5 20 35.5 1988 10.5 12 14.0 2 21.2 31 26.5 25 32.0 25 37.0 17 37.0 19 33.0 4 38.0 1 24.0 7 22.0 4 17.0 16 38.0 1989 10.5 23 8.5 22 17.5 15 26.5 19 33.0 31 35.0 24 37.0 8 33.0 11 33.5 16 28.0 9 18.0 29 ***** ** ***** 1990 10.0 24 14.0 20 21.0 14 28.0 29 32.5 23 36.5 29 36.0 2 35.0 12 34.0 2 27.5 4 22.0 8 16.0 7 36.5 1991 10.5 31 14.5 27 19.5 26 26.5 24 33.5 31 35.0 4 37.5 9 35.0 7 32.5 3 22.5 9 21.0 1 14.5 1 37.5 1992 8.0 3 15.5 23 15.5 30 24.5 17 28.0 27 33.5 23 36.5 30 36.5 1 30.0 26 25.5 11 24.0 1 13.5 1 36.5 1993 11.0 30 10.5 1 17.0 8 27.5 19 31.5 23 36.0 18 33.0 4 32.0 22 31.5 15 ***** ** 21.0 2 14.5 23 ***** 1994 15.5 5 14.0 28 19.0 31 30.0 28 31.0 26 36.0 18 34.5 7 35.0 2 28.0 1 25.5 1 21.0 1 ***** ** ***** 1995 12.5 30 14.0 3 18.6 26 24.0 4 28.5 16 34.5 16 35.5 2 34.0 12 ***** ** 27.5 11 22.0 4 10.0 3 ***** 1996 10.5 30 14.0 11 17.0 26 26.0 24 31.0 31 35.5 10 32.5 8 34.0 27 34.5 10 26.5 1 20.5 8 11.0 4 35.5 1997 14.0 9 15.5 23 17.0 27 20.8 9 29.5 31 33.0 16 35.0 19 35.0 16 33.5 2 28.5 1 20.0 6 12.5 8 35.0 1998 9.0 2 11.0 7 19.5 30 32.0 19 31.5 27 32.5 23 38.0 7 36.0 18 36.5 7 30.5 3 23.5 3 23.5 12 38.0 1999 12.0 1 13.0 8 15.0 11 28.0 28 35.0 20 37.5 15 38.0 7 35.5 31 34.5 13 30.5 6 27.5 1 15.0 9 38.0 2000 15.0 2 ***** ** 22.5 24 28.0 21 35.0 26 36.5 25 32.0 7 32.0 3 32.0 3 25.5 27 21.0 1 15.5 1 ***** 2001 13.5 13 15.0 21 22.0 31 28.0 28 34.0 17 36.0 8 36.0 11 36.0 1 33.0 7 27.0 8 21.0 7 15.0 31 36.0 2002 15.0 1 16.0 13 23.0 18 27.0 19 33.0 30 35.0 20 34.0 25 35.0 18 32.0 16 28.5 7 21.0 1 12.0 8 35.0 2003 13.5 13 14.0 26 19.5 21 28.5 27 28.5 23 33.0 14 37.5 31 37.5 1 32.0 20 28.5 3 23.5 1 14.5 19 37.5 HIG. 17.5 7 18.0 26 26.5 20 32.0 19 35.0 20 38.0 21 39.0 28 37.6 1 38.0 1 30.5 3 27.5 1 23.5 12 39.0 YEAR 1971 1985 1974 1998 1999 1977 1983 1982 1988 1998 1999 1998 1983 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 10 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.5 14 ***** 1971 4.0 14 7.0 24 4.0 6 15.0 26 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 36.0 11 16.0 18 36.0 1972 33.0 18 3.0 10 13.0 24 14.0 13 1.0 21 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 11.0 6 33.0 1973 5.0 16 23.0 23 7.0 18 7.0 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 13 23.0 1974 15.0 19 12.0 19 18.0 1 22.0 2 6.0 6 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 8 13.0 13 22.0 1975 8.0 28 4.0 3 10.0 2 29.0 26 6.0 14 0.0 ** 0.0 ** 0.0 ** 0.0 ** 2.0 15 7.0 29 13.0 11 29.0 1976 10.0 21 27.5 1 41.0 22 10.0 2 11.5 16 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 30 2.5 30 30.0 31 41.0 1977 15.0 13 11.0 8 11.0 31 21.0 9 8.0 25 16.5 1 0.0 ** 0.0 ** 0.0 ** 7.0 26 6.0 14 35.0 23 35.0 1978 18.0 26 30.0 26 13.0 7 13.0 15 5.5 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 10 30.5 4 30.5 1979 28.0 24 25.0 11 16.0 28 3.0 1 34.5 8 3.0 4 0.0 ** 0.0 ** 0.0 ** 4.0 27 0.0 ** 15.5 16 34.5 1980 5.0 14 15.5 12 15.0 4 9.0 6 1.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 2 7.0 12 15.5 1981 8.0 4 18.0 12 6.5 28 14.0 18 31.0 1 1.0 26 2.0 22 0.0 ** 0.0 ** 3.5 17 6.5 23 4.0 31 31.0 1982 34.0 29 17.0 14 23.5 15 7.0 22 6.0 25 0.0 ** 0.0 ** 0.0 ** 0.0 ** 5.0 30 15.0 14 15.0 8 34.0 1983 11.0 21 17.0 18 6.0 6 25.5 1 5.5 2 0.0 ** 0.0 ** 0.0 ** ***** ** ***** ** ***** ** ***** ** ***** 1984 9.0 17 5.0 24 10.5 23 9.5 18 ***** ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 6.0 16 5.5 7 ***** 1985 7.0 14 5.0 1 9.0 4 3.0 4 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.5 14 20.0 21 20.0 1986 3.6 21 11.5 11 22.0 8 17.0 11 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 4.5 26 8.0 23 23.0 3 23.0 1987 5.0 7 15.0 11 22.0 20 28.0 5 2.0 29 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.0 27 0.0 ** 5.5 29 28.0 1988 12.5 19 28.5 25 29.0 24 4.0 16 2.0 1 0.0 ** 5.5 10 12.0 31 0.0 ** 0.0 ** 0.0 ** 17.0 20 29.0 1989 7.2 29 21.5 23 7.5 29 1.5 7 12.0 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 8 ***** ** ***** 1990 45.0 2 22.0 11 0.0 ** 3.0 4 3.0 1 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.5 31 0.0 ** 22.0 23 45.0 1991 8.0 4 19.0 22 30.0 1 5.0 7 3.5 5 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.5 4 3.0 16 44.5 15 44.5 1992 14.8 25 4.0 5 18.0 23 10.0 1 21.0 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 8.0 17 14.0 22 21.0 1993 17.0 31 41.0 4 15.0 9 22.0 29 5.0 8 0.0 ** 0.0 ** 0.0 ** 0.0 ** ***** ** 6.0 29 5.0 3 ***** 1994 21.5 25 1.5 25 27.0 27 25.0 19 15.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.5 17 27.0 18 ***** ** ***** 1995 11.5 13 88.5 6 23.0 16 51.0 25 1.0 2 0.0 ** 0.0 ** 0.0 ** ***** ** 0.0 ** 0.0 ** 9.0 13 ***** 1996 4.8 18 24.0 5 20.5 13 8.0 15 2.0 20 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 14.5 16 24.0 1997 29.0 17 0.0 ** 10.5 15 14.0 19 8.5 6 4.0 5 0.0 ** 0.0 ** 0.0 ** 19.0 24 21.0 1 23.0 21 29.0 1998 34.0 6 57.5 12 14.5 10 13.0 8 5.5 17 0.0 ** 0.0 ** 3.5 7 4.0 7 1.0 13 0.0 ** 3.5 5 57.5 1999 23.0 18 22.0 6 55.0 3 7.0 23 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 55.0 2000 19.0 30 ***** ** 9.0 3 0.0 ** 1.0 2 0.0 ** 0.0 ** 0.0 ** 0.0 ** 9.0 4 10.0 6 34.0 16 ***** 2001 12.5 28 16.0 19 16.5 26 0.0 ** 4.5 7 0.0 ** 0.0 ** 0.0 ** 0.0 ** 3.0 30 3.5 30 14.0 6 16.5 2002 34.5 12 10.5 21 3.5 22 8.4 3 0.4 3 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.0 3 32.5 11 34.5 2003 36.5 20 11.5 6 27.0 13 10.0 18 3.0 30 0.0 ** 0.0 ** 0.0 ** 0.0 ** 0.0 ** 1.5 15 19.0 6 36.5 HIG. 45.0 2 88.5 6 55.0 3 51.0 25 34.5 8 16.5 1 5.5 10 12.0 31 4.0 7 19.0 24 36.0 11 44.5 15 88.5 YEAR 1990 1995 1999 1995 1979 1977 1988 1988 1998 1997 1971 1991 1995 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 11 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY TOTAL PRECIPITATION WITH SEASONAL PERCENT. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL SEASONAL-PERCENT ----------------------- 1970 ****** ****** ****** ****** ****** ****** ****** 0.0 0.0 0.0 0.0 9.5 ****** ***** ***** 0.0 100.0 1971 4.4 12.5 8.0 39.5 0.0 0.0 0.0 0.0 0.0 0.0 47.0 45.5 156.9 15.9 25.2 0.0 59.0 1972 69.5 3.0 72.0 28.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 18.0 191.5 75.5 15.1 0.0 9.4 1973 10.0 38.0 23.0 13.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.0 92.0 77.2 14.1 0.0 8.7 1974 72.0 40.0 59.0 69.5 6.0 0.0 0.0 0.0 0.0 0.0 2.0 41.0 289.5 59.1 26.1 0.0 14.9 1975 17.0 7.0 22.0 92.0 6.0 0.0 0.0 0.0 0.0 2.0 11.5 30.0 187.5 24.5 52.3 0.0 23.2 1976 16.0 102.5 118.0 39.5 13.5 0.0 0.0 0.0 0.0 10.0 2.5 68.0 370.0 63.9 14.3 0.0 21.8 1977 59.0 15.0 25.5 57.0 9.5 16.5 0.0 0.0 0.0 11.0 9.0 53.0 255.5 38.9 32.5 0.0 28.6 1978 47.0 94.5 39.5 21.5 9.0 0.0 0.0 0.0 0.0 0.0 15.5 65.0 292.0 62.0 10.4 0.0 27.6 1979 70.5 40.5 58.5 3.0 36.5 5.0 0.0 0.0 0.0 4.0 0.0 67.0 285.0 59.5 15.6 0.0 24.9 1980 9.0 59.0 51.5 13.0 1.0 0.0 0.0 0.0 0.0 0.0 10.0 15.0 158.5 75.4 8.8 0.0 15.8 1981 33.0 50.0 11.5 27.5 58.5 1.0 2.0 0.0 0.0 6.5 8.0 9.5 207.5 45.5 41.9 1.0 11.6 1982 56.0 83.0 99.0 8.0 6.0 0.0 0.0 0.0 0.0 9.0 32.5 50.0 343.5 69.3 4.1 0.0 26.6 1983 43.1 27.5 22.5 102.5 5.5 0.0 0.0 0.0 ****** ****** ****** ****** ****** 46.3 53.7 0.0 ***** 1984 19.0 16.6 44.0 11.5 ****** 0.0 0.0 0.0 0.0 0.0 6.0 26.5 ****** 64.4 9.3 0.0 26.3 1985 29.5 9.0 15.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0 54.8 116.3 46.0 2.6 0.0 51.4 1986 3.6 53.8 65.0 75.0 0.0 0.0 0.0 0.0 0.0 4.5 26.0 78.5 306.4 39.9 24.5 0.0 35.6 1987 5.0 23.0 85.5 48.0 2.0 0.0 0.0 0.0 0.0 18.5 0.0 6.5 188.5 60.2 26.5 0.0 13.3 1988 30.0 95.0 85.5 16.0 2.0 0.0 8.0 15.0 0.0 0.0 0.0 24.0 275.5 76.4 6.5 8.3 8.7 1989 27.2 40.7 17.5 3.0 15.0 0.0 0.0 0.0 0.0 0.0 16.5 ****** ****** 71.2 15.0 0.0 13.8 1990 89.3 73.0 0.0 3.5 6.0 0.0 0.0 0.0 0.0 1.5 0.0 33.0 206.3 78.7 4.6 0.0 16.7 1991 27.5 60.0 106.5 13.0 4.5 0.0 0.0 0.0 0.0 1.5 3.0 78.2 294.2 65.9 5.9 0.0 28.1 1992 69.6 11.5 60.0 21.5 61.5 0.0 0.0 0.0 0.0 0.0 8.0 65.5 297.6 47.4 27.9 0.0 24.7 1993 42.0 138.5 61.0 53.5 10.0 0.0 0.0 0.0 0.0 ****** 13.5 5.0 ****** 74.7 19.6 0.0 5.7 1994 48.0 1.5 112.5 29.0 32.0 0.0 0.0 0.0 0.0 1.5 33.0 ****** ****** 62.9 23.7 0.0 13.4 1995 22.0 110.5 70.5 89.0 1.0 0.0 0.0 0.0 ****** 0.0 0.0 39.5 ****** 61.1 27.1 0.0 11.9 1996 14.8 70.5 110.5 15.0 4.5 0.0 0.0 0.0 0.0 0.0 0.0 22.0 237.3 82.5 8.2 0.0 9.3 1997 49.0 0.0 26.0 50.5 17.5 8.0 0.0 0.0 0.0 44.5 54.6 71.0 321.1 23.4 23.7 0.0 53.0 1998 120.0 98.5 44.5 38.0 14.5 0.0 0.0 3.5 4.0 1.0 0.0 3.5 327.5 80.3 16.0 2.3 1.4 1999 58.6 54.0 159.0 9.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 280.6 96.8 3.2 0.0 0.0 2000 51.0 ****** 10.0 0.0 1.0 0.0 0.0 0.0 0.0 12.5 22.8 99.1 ****** 31.1 0.5 0.0 68.4 2001 14.9 20.0 33.0 0.0 6.3 0.0 0.0 0.0 0.0 3.0 6.0 60.9 144.1 47.1 4.4 0.0 48.5 2002 62.0 29.5 10.5 29.6 0.4 0.0 0.0 0.0 0.0 0.0 4.0 68.5 204.5 49.9 14.7 0.0 35.5 2003 76.0 23.0 56.7 30.0 3.2 0.0 0.0 0.0 0.0 0.0 1.5 33.5 223.9 69.5 14.8 0.0 15.6 MEAN 41.4 46.9 54.0 31.9 10.4 0.9 0.3 0.5 0.1 4.1 10.2 40.3 241.0 59.1 17.9 0.4 22.6 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 12 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** 0 0 0 0 1 *** 1971 2 3 3 4 0 0 0 0 0 0 4 4 20 1972 6 1 12 3 1 0 0 0 0 0 0 4 27 1973 2 4 6 2 0 0 0 0 0 0 0 2 16 1974 8 6 6 8 1 0 0 0 0 0 1 6 36 1975 5 2 4 6 1 0 0 0 0 1 2 5 26 1976 5 10 10 7 2 0 0 0 0 2 1 6 43 1977 9 2 5 9 3 1 0 0 0 4 2 3 38 1978 6 7 7 4 2 0 0 0 0 0 4 6 36 1979 6 4 9 1 2 2 0 0 0 1 0 10 35 1980 3 11 11 3 1 0 0 0 0 0 5 3 37 1981 5 8 2 4 4 1 1 0 0 3 2 4 34 1982 6 14 10 2 1 0 0 0 0 5 5 7 50 1983 7 5 5 8 1 0 0 0 *** *** *** *** *** 1984 4 5 11 2 *** 0 0 0 0 0 1 6 *** 1985 7 2 3 1 0 0 0 0 0 0 3 8 24 1986 1 11 9 11 0 0 0 0 0 1 7 8 48 1987 1 2 12 3 1 0 0 0 0 3 0 2 24 1988 5 11 7 5 1 0 3 2 0 0 0 4 38 1989 7 4 5 2 2 0 0 0 0 0 3 *** *** 1990 7 8 0 2 3 0 0 0 0 1 0 3 24 1991 8 6 10 3 2 0 0 0 0 1 1 9 40 1992 9 5 9 5 7 0 0 0 0 0 1 12 48 1993 7 12 8 7 4 0 0 0 0 *** 5 1 *** 1994 8 1 10 2 3 0 0 0 0 1 2 *** *** 1995 3 4 6 5 1 0 0 0 *** 0 0 8 *** 1996 6 8 14 3 3 0 0 0 0 0 0 4 38 1997 2 0 3 8 3 2 0 0 0 5 4 7 34 1998 11 7 8 6 3 0 0 1 1 1 0 1 39 1999 9 7 10 2 0 0 0 0 0 0 0 0 28 2000 6 *** 2 0 1 0 0 0 0 3 5 11 *** 2001 4 2 5 0 2 0 0 0 0 1 3 11 28 2002 6 7 4 5 1 0 0 0 0 0 4 7 34 2003 6 8 7 4 2 0 0 0 0 0 1 5 33 MEAN 6 6 7 4 2 0 0 0 0 1 2 5 33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 13 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** 0 0 0 0 1 *** 1971 1 3 3 4 0 0 0 0 0 0 4 4 19 1972 6 1 12 3 1 0 0 0 0 0 0 4 27 1973 2 4 6 2 0 0 0 0 0 0 0 2 16 1974 8 6 6 8 1 0 0 0 0 0 1 6 36 1975 5 2 4 6 1 0 0 0 0 1 2 5 26 1976 5 10 10 7 2 0 0 0 0 2 1 6 43 1977 9 2 5 9 2 1 0 0 0 4 2 3 37 1978 6 7 7 4 2 0 0 0 0 0 4 6 36 1979 6 4 9 1 2 2 0 0 0 1 0 10 35 1980 3 11 11 3 1 0 0 0 0 0 5 3 37 1981 5 8 2 4 4 1 1 0 0 3 2 3 33 1982 6 14 10 2 1 0 0 0 0 5 5 7 50 1983 7 5 5 8 1 0 0 0 *** *** *** *** *** 1984 4 5 10 2 *** 0 0 0 0 0 1 6 *** 1985 7 2 3 1 0 0 0 0 0 0 2 8 23 1986 1 11 9 11 0 0 0 0 0 1 7 8 48 1987 1 2 12 3 1 0 0 0 0 3 0 2 24 1988 5 11 7 5 1 0 3 2 0 0 0 4 38 1989 7 4 5 2 2 0 0 0 0 0 3 *** *** 1990 7 7 0 1 3 0 0 0 0 1 0 3 22 1991 8 6 10 3 2 0 0 0 0 1 1 9 40 1992 9 5 9 5 7 0 0 0 0 0 1 12 48 1993 7 12 8 7 4 0 0 0 0 *** 5 1 *** 1994 8 1 10 2 3 0 0 0 0 1 2 *** *** 1995 3 4 6 5 1 0 0 0 *** 0 0 8 *** 1996 6 8 14 3 3 0 0 0 0 0 0 4 38 1997 2 0 3 8 3 2 0 0 0 5 4 7 34 1998 11 7 8 6 3 0 0 1 1 1 0 1 39 1999 9 7 10 2 0 0 0 0 0 0 0 0 28 2000 6 *** 2 0 1 0 0 0 0 3 3 10 *** 2001 3 2 4 0 2 0 0 0 0 1 3 10 25 2002 6 7 3 5 0 0 0 0 0 0 4 7 32 2003 6 5 7 4 1 0 0 0 0 0 1 5 29 MEAN 6 6 7 4 2 0 0 0 0 1 2 5 33 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 14 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** 0 0 0 0 0 *** 1971 0 0 0 3 0 0 0 0 0 0 1 3 7 1972 2 0 3 2 0 0 0 0 0 0 0 1 8 1973 0 1 0 0 0 0 0 0 0 0 0 0 1 1974 4 1 2 2 0 0 0 0 0 0 0 1 10 1975 0 0 1 4 0 0 0 0 0 0 0 1 6 1976 1 5 4 2 1 0 0 0 0 0 0 3 16 1977 2 1 1 3 0 1 0 0 0 0 0 2 10 1978 2 4 1 1 0 0 0 0 0 0 0 2 10 1979 3 1 2 0 1 0 0 0 0 0 0 2 9 1980 0 1 1 0 0 0 0 0 0 0 0 0 2 1981 0 2 0 1 2 0 0 0 0 0 0 0 5 1982 2 3 4 0 0 0 0 0 0 0 2 2 13 1983 2 1 0 4 0 0 0 0 *** *** *** *** *** 1984 0 0 1 0 *** 0 0 0 0 0 0 0 *** 1985 0 0 0 0 0 0 0 0 0 0 0 2 2 1986 0 1 1 2 0 0 0 0 0 0 0 3 7 1987 0 1 3 2 0 0 0 0 0 1 0 0 7 1988 1 3 4 0 0 0 0 1 0 0 0 1 10 1989 0 1 0 0 1 0 0 0 0 0 0 *** *** 1990 2 4 0 0 0 0 0 0 0 0 0 2 8 1991 0 3 3 0 0 0 0 0 0 0 0 2 8 1992 3 0 2 1 3 0 0 0 0 0 0 2 11 1993 1 4 3 2 0 0 0 0 0 *** 0 0 *** 1994 1 0 5 1 2 0 0 0 0 0 1 *** *** 1995 1 2 2 2 0 0 0 0 *** 0 0 0 *** 1996 0 3 5 0 0 0 0 0 0 0 0 1 9 1997 2 0 1 1 0 0 0 0 0 2 3 3 12 1998 5 3 2 1 0 0 0 0 0 0 0 0 11 1999 2 2 4 0 0 0 0 0 0 0 0 0 8 2000 2 *** 0 0 0 0 0 0 0 0 1 4 *** 2001 1 1 2 0 0 0 0 0 0 0 0 2 6 2002 2 1 0 0 0 0 0 0 0 0 0 2 5 2003 2 1 2 1 0 0 0 0 0 0 0 1 7 MEAN 1 2 2 1 0 0 0 0 0 0 0 1 7 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 15 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 03 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** *** 33 52 57 67 *** 1971 60 56 42 46 23 24 30 27 27 32 58 65 41 1972 69 50 64 47 *** 35 35 36 35 36 52 69 *** 1973 52 61 52 44 31 29 36 42 40 35 40 60 44 1974 56 67 67 48 41 31 37 31 33 45 35 61 46 1975 64 76 59 59 41 31 29 35 35 34 60 75 50 1976 65 66 69 60 39 36 23 25 38 44 47 72 49 1977 87 57 43 57 36 27 23 26 28 42 55 49 44 1978 77 80 57 38 31 26 38 28 24 35 58 62 46 1979 71 72 65 40 43 31 24 19 29 37 33 64 44 1980 78 78 69 42 39 38 42 30 27 35 47 57 49 1981 69 70 53 42 41 28 33 28 30 45 44 63 46 1982 73 79 68 47 43 29 25 28 26 40 64 80 50 1983 73 63 55 61 34 25 24 27 *** *** *** *** *** 1984 73 71 58 40 *** 28 28 25 31 36 52 71 *** 1985 67 47 56 36 29 20 26 30 27 29 49 70 41 1986 53 73 71 50 30 23 22 28 31 37 58 70 46 1987 50 61 55 43 34 22 27 33 29 52 41 46 41 1988 62 67 64 54 36 25 32 32 40 55 49 58 48 1989 73 72 62 40 45 35 38 35 40 47 57 *** *** 1990 78 76 47 46 38 27 27 33 45 39 62 61 48 1991 76 70 76 55 46 49 39 28 32 48 53 70 54 1992 81 73 67 57 60 49 58 33 35 33 38 72 55 1993 68 76 57 55 47 27 21 22 26 *** 55 54 *** 1994 76 58 59 42 36 26 32 25 37 43 47 *** *** 1995 55 70 67 63 42 34 29 26 *** 39 53 77 *** 1996 78 71 75 49 38 31 30 24 21 37 42 60 46 1997 59 60 56 58 39 39 22 25 28 41 67 76 48 1998 75 72 64 46 38 31 25 31 34 36 38 46 45 1999 72 63 70 46 31 19 30 28 28 26 50 56 43 2000 72 *** 66 39 30 32 31 29 28 49 60 71 *** 2001 65 52 52 34 32 35 32 34 31 40 48 67 44 2002 75 65 47 52 34 30 31 27 25 33 51 74 45 2003 68 64 57 50 36 35 32 32 35 38 53 63 47 MEAN 69 67 60 48 38 31 31 29 32 40 51 65 47 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 16 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 09 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** *** 28 43 47 50 *** 1971 48 42 26 34 16 18 21 20 19 22 38 48 29 1972 79 64 57 32 23 18 24 30 24 30 39 63 40 1973 61 51 38 27 24 19 27 29 32 24 23 42 33 1974 67 77 52 34 25 24 27 23 25 37 29 59 40 1975 64 63 43 42 26 22 19 29 26 26 40 58 38 1976 59 70 62 42 25 31 19 19 29 33 37 59 40 1977 83 48 29 44 22 19 17 18 19 32 37 37 34 1978 66 59 46 21 22 16 21 15 13 25 48 52 34 1979 58 54 56 26 30 22 16 12 17 26 26 61 34 1980 63 64 58 29 25 27 26 16 17 25 38 50 37 1981 54 55 42 31 26 20 20 20 21 32 31 40 33 1982 60 70 52 29 26 18 17 16 16 26 46 59 36 1983 60 47 41 46 20 15 13 17 *** *** *** *** *** 1984 58 66 47 30 *** 21 21 20 21 28 40 58 *** 1985 54 27 41 28 20 17 23 23 16 20 36 56 30 1986 46 66 56 39 21 16 15 16 21 24 45 64 36 1987 43 44 45 31 23 16 17 26 18 34 28 35 30 1988 54 60 54 38 26 19 26 29 29 40 38 41 38 1989 59 59 46 28 32 28 24 27 29 30 40 *** *** 1990 64 50 34 30 29 17 16 24 18 29 32 45 32 1991 63 53 68 42 28 24 25 20 20 29 43 61 40 1992 71 54 53 47 48 39 26 27 24 28 28 53 42 1993 62 64 48 42 37 24 17 18 21 *** 41 42 *** 1994 50 38 44 31 26 17 21 17 24 35 37 *** *** 1995 40 50 54 53 28 26 23 19 *** 21 32 69 *** 1996 60 57 66 36 33 27 19 18 18 28 33 43 37 1997 45 43 44 45 29 26 15 19 20 35 60 60 37 1998 59 62 54 39 26 22 22 24 21 26 25 30 34 1999 54 53 56 29 20 17 23 20 23 16 36 34 32 2000 60 *** 46 29 20 25 20 19 20 31 46 59 *** 2001 62 41 41 24 22 27 23 23 22 30 33 58 34 2002 63 47 28 38 23 22 21 18 15 20 34 57 32 2003 52 48 42 35 25 29 23 20 24 27 37 53 35 MEAN 59 55 48 35 26 22 21 21 22 29 37 51 36 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 17 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. MONTHLY MEAN OF RELATIVE HUMIDITY AT HOUR 15 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** *** 31 43 52 59 *** 1971 54 41 31 35 17 19 22 21 20 27 48 55 33 1972 71 55 61 35 27 23 27 33 25 32 45 70 42 1973 61 56 43 32 26 22 29 30 36 28 27 47 36 1974 73 71 59 38 27 26 28 25 28 41 33 66 43 1975 72 73 52 49 32 24 21 33 29 32 49 67 44 1976 68 71 68 48 28 32 19 21 32 35 46 74 45 1977 84 56 41 56 33 24 19 21 23 36 47 50 41 1978 75 74 57 25 25 19 26 17 17 31 56 59 40 1979 65 61 61 35 34 26 20 17 20 33 32 62 39 1980 69 67 65 36 34 34 29 19 22 30 44 58 42 1981 60 62 48 38 34 24 22 25 25 37 41 56 39 1982 69 72 60 38 32 25 20 22 23 38 58 72 44 1983 65 57 45 56 28 19 17 24 *** *** *** *** *** 1984 65 72 50 34 *** 25 22 20 21 31 49 73 *** 1985 66 39 51 32 26 18 24 24 17 26 44 67 36 1986 51 68 65 43 24 21 19 20 27 29 49 65 40 1987 50 52 54 35 27 19 20 29 26 44 37 43 36 1988 60 65 61 40 31 23 31 32 38 47 47 57 44 1989 67 71 59 33 35 32 40 30 34 38 47 *** *** 1990 70 66 41 40 38 20 21 26 34 32 44 49 40 1991 71 72 70 48 36 31 31 25 31 47 49 72 49 1992 78 62 62 50 53 46 41 31 29 32 34 65 49 1993 66 67 52 48 40 26 18 19 23 *** 47 49 *** 1994 63 44 52 33 30 23 27 23 30 40 42 *** *** 1995 48 60 59 54 33 28 25 23 *** 30 38 73 *** 1996 67 67 69 41 35 32 23 20 20 31 42 52 42 1997 55 53 51 49 32 31 18 21 24 38 64 66 42 1998 69 69 58 42 32 23 25 23 24 31 30 38 39 1999 65 65 64 39 26 18 25 20 21 20 44 44 38 2000 70 *** 62 35 28 31 23 22 23 41 53 68 *** 2001 68 52 49 31 27 29 26 26 26 37 44 67 40 2002 71 57 40 47 27 26 26 21 19 29 45 69 40 2003 63 56 50 45 31 33 27 23 30 34 47 63 42 MEAN 66 62 55 41 31 26 25 24 26 34 45 60 41 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 18 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 0 0 0 6 *** 1971 8 2 0 0 0 0 0 0 0 0 0 2 12 1972 15 18 0 0 *** 0 0 0 0 0 0 7 *** 1973 17 1 3 0 0 0 0 0 0 0 2 5 28 1974 18 15 1 0 0 0 0 0 0 0 0 9 43 1975 12 5 2 0 0 0 0 0 0 0 0 6 25 1976 7 10 7 0 0 0 0 0 0 0 1 9 34 1977 21 5 0 0 0 0 0 0 0 0 0 7 33 1978 12 13 1 0 0 0 0 0 0 0 0 3 29 1979 6 4 7 0 0 0 0 0 0 0 0 4 21 1980 11 6 1 0 0 0 0 0 0 0 0 3 21 1981 9 2 0 0 0 0 0 0 0 0 0 0 11 1982 7 14 3 0 0 0 0 0 0 0 0 12 36 1983 17 4 2 0 0 0 0 0 *** *** *** *** *** 1984 7 14 0 0 *** 0 0 0 0 0 0 11 *** 1985 3 4 4 0 0 0 0 0 0 0 0 5 16 1986 9 6 3 0 0 0 0 0 0 0 0 6 24 1987 2 2 0 0 0 0 0 0 0 0 1 3 8 1988 8 4 0 0 0 0 0 0 0 0 0 3 15 1989 22 19 1 0 0 0 0 0 0 0 0 *** *** 1990 9 8 2 0 0 0 0 0 0 0 0 7 26 1991 5 14 1 0 0 0 0 0 0 0 0 14 34 1992 16 6 7 0 0 0 0 0 0 0 0 0 29 1993 16 3 1 0 0 0 0 0 0 *** 0 1 *** 1994 5 4 0 1 0 0 0 0 0 0 0 *** *** 1995 0 2 0 0 0 0 0 0 *** 0 0 1 *** 1996 9 1 0 0 0 0 0 0 0 0 0 0 10 1997 2 8 1 0 0 0 0 0 0 0 0 2 13 1998 6 3 0 0 0 0 0 0 0 0 0 0 9 1999 6 0 1 0 0 0 0 0 0 0 0 1 8 2000 7 *** 0 0 0 0 0 0 0 0 0 1 *** 2001 9 1 1 0 0 0 0 0 0 0 0 0 11 2002 7 2 0 0 0 0 0 0 0 0 0 6 15 2003 3 1 2 0 0 0 0 0 0 0 1 6 13 MEAN 9 6 2 0 0 0 0 0 0 0 0 5 22 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 19 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 2 0 0 0 *** 1971 0 0 0 0 7 18 10 12 2 0 0 0 49 1972 0 0 0 0 *** 7 8 6 0 0 0 0 *** 1973 0 0 0 0 2 16 18 7 1 0 0 0 44 1974 0 0 0 0 1 18 13 6 0 0 0 0 38 1975 0 0 0 0 2 9 9 11 1 0 0 0 32 1976 0 0 0 0 0 5 23 9 0 0 0 0 37 1977 0 0 0 0 0 21 16 9 1 0 0 0 47 1978 0 0 0 0 0 8 8 1 0 0 0 0 17 1979 0 0 0 0 0 1 18 5 3 0 0 0 27 1980 0 0 0 0 0 12 3 10 0 0 0 0 25 1981 0 0 0 0 0 4 13 0 1 0 0 0 18 1982 0 0 0 0 0 11 9 11 0 0 0 0 31 1983 0 0 0 0 0 12 22 10 *** *** *** *** *** 1984 0 0 0 0 *** 3 3 18 4 0 0 0 *** 1985 0 0 0 0 0 12 3 0 0 0 0 0 15 1986 0 0 0 0 0 4 0 2 0 0 0 0 6 1987 0 0 0 0 0 5 0 7 2 0 0 0 14 1988 0 0 0 0 0 13 5 0 4 0 0 0 22 1989 0 0 0 0 2 11 15 0 0 0 0 *** *** 1990 0 0 0 0 2 0 4 10 2 0 0 0 18 1991 0 0 0 0 0 10 5 3 0 0 0 0 18 1992 0 0 0 0 0 6 29 5 0 0 0 0 40 1993 0 0 0 0 1 17 9 4 0 *** 0 0 *** 1994 0 0 0 0 0 4 13 15 0 0 0 *** *** 1995 0 0 0 0 0 12 28 24 *** 0 0 0 *** 1996 0 0 0 0 3 13 15 7 10 0 0 0 48 1997 0 0 0 0 0 12 24 14 3 1 0 0 54 1998 0 0 0 0 5 12 19 13 2 0 0 0 51 1999 0 0 0 0 3 26 16 8 6 0 0 0 59 2000 0 *** 0 0 8 7 2 2 3 0 0 0 *** 2001 0 0 0 0 3 13 18 18 5 0 0 0 57 2002 0 0 0 0 2 13 11 20 3 0 0 0 49 2003 0 0 0 0 0 9 26 5 3 0 0 0 43 MEAN 0 0 0 0 1 10 13 8 2 0 0 0 34 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 20 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 0 0 0 1 *** 1971 0 2 0 0 0 0 0 0 0 0 0 1 3 1972 3 7 *** 0 0 0 0 0 0 0 0 6 *** 1973 10 0 0 0 0 0 0 0 0 0 0 1 11 1974 4 6 0 0 0 0 0 0 0 0 0 2 12 1975 1 1 0 0 0 0 0 0 0 0 0 1 3 1976 1 4 0 0 0 0 0 0 0 0 0 0 5 1977 13 0 0 0 0 0 0 0 0 0 0 0 13 1978 4 0 0 0 0 0 0 0 0 0 0 0 4 1979 2 0 3 0 0 0 0 0 0 0 0 0 5 1980 1 3 0 0 0 0 0 0 0 0 0 0 4 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 3 3 0 0 0 0 0 0 0 0 0 0 6 1983 3 0 0 0 0 0 0 0 *** *** *** *** *** 1984 0 5 0 0 *** 0 0 0 0 0 0 3 *** 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 1 1 0 0 0 0 0 0 0 0 0 2 4 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 1 0 0 0 0 0 0 0 0 0 0 1 1989 3 5 0 0 0 0 0 0 0 0 0 *** *** 1990 5 0 0 0 0 0 0 0 0 0 0 3 8 1991 0 3 0 0 0 0 0 0 0 0 0 2 5 1992 7 2 1 0 0 0 0 0 0 0 0 0 10 1993 6 0 0 0 0 0 0 0 0 *** 0 0 *** 1994 0 1 0 0 0 0 0 0 0 0 0 *** *** 1995 0 0 0 0 0 0 0 0 *** 0 0 1 *** 1996 5 0 0 0 0 0 0 0 0 0 0 0 5 1997 0 2 0 0 0 0 0 0 0 0 0 0 2 1998 1 0 0 0 0 0 0 0 0 0 0 0 1 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 2 *** 0 0 0 0 0 0 0 0 0 0 *** 2001 2 0 0 0 0 0 0 0 0 0 0 0 2 2002 2 1 0 0 0 0 0 0 0 0 0 0 3 2003 2 0 1 0 0 0 0 0 0 0 0 1 4 MEAN 2 1 0 0 0 0 0 0 0 0 0 1 4 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 21 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 3 0 0 0 *** 1971 0 0 0 0 10 22 15 14 3 0 0 0 64 1972 0 0 *** 0 1 13 11 1 5 0 0 0 *** 1973 0 0 0 0 2 25 24 9 3 0 0 0 63 1974 0 0 0 0 4 18 17 13 7 0 0 0 59 1975 0 0 0 0 2 17 29 14 6 0 0 0 68 1976 0 0 0 0 1 11 25 17 3 0 0 0 57 1977 0 0 0 0 4 26 30 26 0 0 0 0 86 1978 0 0 0 0 5 17 19 17 7 0 0 0 65 1979 0 0 0 0 0 16 26 12 5 0 0 0 59 1980 0 0 0 0 8 19 26 20 2 1 0 0 76 1981 0 0 0 0 5 20 19 14 9 0 0 0 67 1982 0 0 0 0 1 24 22 18 7 0 0 0 72 1983 0 0 0 0 3 27 30 15 *** *** *** *** *** 1984 0 0 0 0 *** 14 21 29 9 0 0 0 *** 1985 0 0 0 0 0 25 31 0 6 0 0 0 62 1986 0 0 0 0 1 18 20 7 0 0 0 0 46 1987 0 0 0 0 6 8 19 21 16 0 0 0 70 1988 0 0 0 0 5 23 27 18 14 0 0 0 87 1989 0 0 0 0 6 27 23 15 13 0 0 *** *** 1990 0 0 0 0 15 25 27 29 7 0 0 0 103 1991 0 0 0 0 3 16 31 20 12 0 0 0 82 1992 0 0 0 0 0 17 31 16 1 0 0 0 65 1993 0 0 0 0 5 22 25 14 2 *** 0 0 *** 1994 0 0 0 1 2 22 29 21 0 0 0 *** *** 1995 0 0 0 0 0 18 28 28 *** 0 0 0 *** 1996 0 0 0 0 3 18 20 16 14 0 0 0 71 1997 0 0 0 0 0 12 30 19 6 0 0 0 67 1998 0 0 0 1 6 16 29 26 19 3 0 0 100 1999 0 0 0 0 14 29 22 30 20 2 0 0 117 2000 0 *** 0 0 19 19 16 18 7 0 0 0 *** 2001 0 0 0 0 9 17 22 21 8 0 0 0 77 2002 0 0 0 0 7 19 16 26 10 0 0 0 78 2003 0 0 0 0 0 19 30 12 9 0 0 0 70 MEAN 0 0 0 0 5 19 24 17 7 0 0 0 72 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 22 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 0 0 0 0 *** 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 *** 0 0 0 0 0 0 0 0 0 *** 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 *** *** *** *** *** 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 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 *** *** 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 *** *** 1995 0 0 0 0 0 0 0 0 *** 0 0 0 *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 *** 0 0 0 0 0 0 0 0 0 0 *** 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 23 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 1970 *** *** *** *** *** *** *** *** 0 0 0 0 *** 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 *** 0 0 0 0 0 0 0 0 0 *** 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 *** *** *** *** *** 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 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 *** *** 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 *** 0 0 *** 1994 0 0 0 0 0 0 0 0 0 0 0 *** *** 1995 0 0 0 0 0 0 0 0 *** 0 0 0 *** 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 *** 0 0 0 0 0 0 0 0 0 0 *** 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0 0 0 0 0 0 0 0 0 0 0 0 0 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 24 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 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 -------------- 1970 *** *** *** *** *** *** *** *** 0 1 0 17 *** 10 25 12 31 1971 22 15 2 1 0 0 0 0 0 0 1 6 47 11 2 4 27 1972 27 25 6 0 *** 0 0 0 0 0 1 25 *** 11 14 3 29 1973 25 9 4 0 0 0 0 0 0 0 10 18 66 11 8 3 31 1974 31 24 7 1 0 0 0 0 0 0 3 23 89 11 9 4 13 1975 31 21 9 2 0 0 0 0 0 1 12 24 100 10 22 4 6 1976 23 24 17 1 0 0 0 0 0 0 9 18 92 11 11 4 5 1977 30 15 0 0 0 0 0 0 0 0 5 10 60 11 25 2 26 1978 27 19 6 0 0 0 0 0 0 0 13 12 77 11 3 3 20 1979 21 19 10 1 0 0 0 0 0 0 12 26 89 11 7 4 30 1980 23 20 10 0 0 0 0 0 0 0 2 13 68 11 26 3 21 1981 19 10 2 0 0 0 0 0 0 0 4 13 48 11 23 3 6 1982 11 20 12 0 0 0 0 0 0 0 6 27 76 11 15 3 22 1983 23 21 17 0 0 0 0 0 *** *** *** *** *** 1 5 3 27 1984 17 21 2 0 *** 0 0 0 0 0 0 24 *** 12 8 3 17 1985 17 11 8 0 0 0 0 0 0 0 0 15 51 12 6 3 14 1986 17 20 16 0 0 0 0 0 0 0 6 15 74 11 16 3 29 1987 15 12 4 2 0 0 0 0 0 5 3 10 51 10 12 4 2 1988 19 19 5 0 0 0 0 0 0 0 3 9 55 11 23 3 25 1989 29 26 3 2 0 0 0 0 0 0 0 *** *** 1 1 4 2 1990 19 19 7 0 0 0 0 0 0 0 1 18 64 11 27 3 24 1991 21 21 6 0 0 0 0 0 0 0 2 15 65 11 28 3 18 1992 25 18 18 0 0 0 0 0 0 2 6 15 84 10 17 3 28 1993 28 14 10 0 0 0 0 0 0 *** 5 10 *** 11 17 3 25 1994 21 23 0 2 0 0 0 0 0 0 0 *** *** 1 7 4 6 1995 22 16 7 0 0 0 0 0 *** 0 6 21 *** 11 16 3 8 1996 20 11 4 3 0 0 0 0 0 0 4 13 55 11 13 4 7 1997 19 19 11 0 0 0 0 0 0 0 4 17 70 11 26 3 21 1998 23 16 2 0 0 0 0 0 0 0 0 3 44 12 6 3 3 1999 26 6 6 0 0 0 0 0 0 0 3 12 53 11 14 3 20 2000 20 *** 8 0 0 0 0 0 0 0 3 10 *** 11 12 3 17 2001 26 14 3 0 0 0 0 0 0 0 3 4 50 11 2 3 27 2002 16 9 6 0 0 0 0 0 0 0 1 17 49 11 30 3 11 2003 15 13 6 1 0 0 0 0 0 0 8 14 57 11 8 4 19 MEAN 22 17 7 0 0 0 0 0 0 0 4 15 65 10 12 4 30 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 25 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 20.9 16.2 11.9 4.0 ****** 1971 2.4 4.3 10.6 14.0 23.1 26.6 25.6 25.7 19.3 16.4 9.9 6.2 15.3 1972 -1.0 -0.7 7.0 14.4 ****** 25.1 25.2 22.0 21.2 17.5 11.7 1.5 ****** 1973 -0.1 5.9 9.1 14.7 21.6 27.0 27.5 24.6 21.6 17.6 11.3 4.6 15.5 1974 -0.3 -0.6 9.4 14.3 20.2 26.5 25.9 24.5 22.9 13.6 12.5 2.7 14.3 1975 0.9 3.5 8.5 12.5 20.4 25.6 27.7 25.0 22.4 15.9 7.9 3.2 14.5 1976 3.8 1.4 4.5 12.9 21.2 25.2 28.2 25.5 23.8 17.9 9.5 4.7 14.9 1977 -2.6 7.2 14.9 14.4 22.3 28.0 28.4 26.1 21.5 17.1 10.9 6.3 16.2 1978 1.5 4.0 8.1 16.7 21.6 25.8 25.8 24.9 23.1 17.2 7.0 6.7 15.2 1979 3.5 5.2 6.9 17.2 17.6 25.0 27.2 24.2 21.8 18.9 12.1 4.0 15.3 1980 1.5 3.1 8.1 17.9 22.4 26.1 26.0 25.3 22.1 17.3 12.0 6.4 15.7 1981 3.7 5.8 10.9 17.0 20.9 25.0 25.5 24.5 21.4 14.7 11.2 6.5 15.6 1982 2.0 0.1 6.8 16.7 21.4 26.2 26.8 25.9 21.7 16.3 7.5 1.5 14.4 1983 1.6 4.3 6.4 12.4 22.2 27.7 29.3 29.0 ****** ****** ****** ****** ****** 1984 2.1 0.2 10.4 16.4 ****** 25.5 26.7 27.1 22.5 14.7 11.4 1.1 ****** 1985 3.8 6.3 7.5 16.8 20.3 26.9 27.1 22.7 23.0 16.8 10.7 4.1 15.5 1986 4.1 3.4 5.5 14.2 21.2 25.8 26.7 24.5 21.5 18.9 9.5 2.6 14.8 1987 5.6 6.7 9.6 15.5 21.7 25.2 26.4 26.6 24.7 13.7 12.7 7.9 16.4 1988 3.5 4.2 9.7 16.1 22.1 27.8 28.7 26.4 24.4 17.6 12.1 6.6 16.6 1989 -0.9 -0.5 9.0 15.4 19.1 27.2 27.8 25.7 24.2 18.9 10.1 ****** ****** 1990 0.7 2.8 8.7 15.1 23.0 27.8 27.0 27.3 25.5 17.1 12.5 5.3 16.1 1991 2.7 1.8 8.4 14.8 19.0 25.8 27.4 25.6 21.4 16.3 10.0 4.0 14.8 1992 -0.0 3.9 4.9 13.7 17.1 25.7 29.6 24.8 22.4 16.7 13.2 5.6 14.8 1993 1.0 4.5 6.7 15.2 20.8 27.0 26.2 25.2 24.0 ****** 10.8 6.9 ****** 1994 3.9 4.8 9.9 15.1 21.8 26.6 27.1 27.1 18.3 15.4 12.8 ****** ****** 1995 5.1 4.7 8.0 14.4 20.2 26.1 28.8 27.9 ****** 16.0 10.3 2.3 ****** 1996 1.5 5.5 8.0 14.5 20.1 26.4 25.7 25.3 25.6 17.8 10.9 6.2 15.6 1997 5.0 4.7 7.7 13.3 19.5 25.9 28.3 26.9 24.5 19.0 9.7 4.2 15.7 1998 2.3 4.6 8.7 16.0 20.8 25.5 28.6 27.2 25.4 18.2 14.3 12.4 17.0 1999 2.6 5.6 7.4 15.0 23.7 29.8 26.6 26.8 25.5 22.4 10.5 7.6 17.0 2000 3.1 ****** 9.3 19.5 25.4 25.2 24.9 25.1 23.5 16.8 7.6 5.3 ****** 2001 2.0 4.8 10.8 19.2 23.9 26.6 27.1 26.2 22.8 18.2 10.4 7.3 16.6 2002 3.3 5.9 11.7 15.2 22.2 26.5 26.1 27.1 23.5 18.8 10.2 3.3 16.1 2003 3.8 5.4 8.7 16.5 18.5 25.3 29.0 24.9 21.9 18.2 8.7 4.3 15.4 MEAN 2.2 3.8 8.5 15.4 21.1 26.3 27.1 25.7 22.8 17.1 10.7 5.0 15.5 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 26 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 1.3 3.8 1.9 -5.3 ****** 1971 -7.1 -7.3 -7.3 -1.7 -2.6 1.5 2.9 2.3 -3.7 -3.3 -1.4 -3.1 -2.6 1972 -6.2 -9.6 -0.9 -1.1 ****** 2.9 4.9 4.5 1.2 0.5 -0.3 -4.4 ****** 1973 -8.5 -3.0 -3.1 -1.7 1.5 3.8 8.3 6.9 5.1 -1.6 -7.2 -5.9 -0.5 1974 -7.3 -5.8 0.5 -0.7 2.0 5.6 6.6 3.3 3.4 -0.5 -4.5 -4.8 -0.2 1975 -5.4 -1.7 -1.7 1.1 2.5 4.1 4.1 6.6 3.4 -1.9 -2.8 -2.9 0.4 1976 -3.1 -4.4 -2.0 1.7 2.7 7.2 3.1 2.0 5.8 2.6 -3.1 -1.2 0.9 1977 -5.0 -2.8 -0.4 3.3 2.1 4.3 2.8 2.4 -0.7 0.3 -0.7 -5.6 0.0 1978 -3.4 -1.3 -2.4 -3.5 0.2 0.6 4.9 -0.5 -3.6 -1.0 -2.4 -1.9 -1.2 1979 -3.2 -2.0 -0.4 -0.7 1.0 3.8 1.7 -4.1 -1.8 1.0 -5.2 -3.0 -1.1 1980 -3.8 -2.4 1.2 1.6 4.6 7.7 7.5 0.6 -1.3 -1.2 -0.8 -3.0 0.9 1981 -4.1 -1.7 -0.5 1.2 2.6 2.7 3.1 2.2 0.1 -0.3 -3.5 -3.4 -0.1 1982 -4.1 -4.5 -1.3 0.9 4.0 3.6 2.0 1.7 -1.7 -0.2 -1.5 -3.4 -0.4 1983 -4.4 -4.5 -5.2 2.2 1.5 1.9 1.5 4.6 ****** ****** ****** ****** ****** 1984 -4.0 -5.1 -0.1 -0.3 ****** 3.4 3.8 3.0 0.5 -2.3 -0.2 -4.7 ****** 1985 -3.6 -8.9 -3.4 -1.2 -1.7 0.5 4.7 1.3 -2.1 -4.2 -2.5 -2.5 -2.0 1986 -5.9 -2.2 -1.5 0.8 -0.1 0.1 0.6 0.1 1.0 0.4 -1.5 -3.7 -1.0 1987 -5.1 -3.2 -1.0 -1.4 1.0 -0.6 1.4 5.9 2.1 1.5 -2.9 -5.2 -0.6 1988 -4.6 -2.7 1.3 2.9 3.2 3.7 7.8 7.7 7.7 6.0 0.0 -3.5 2.5 1989 -6.9 -6.3 -0.3 -1.1 3.0 8.4 9.7 6.7 7.0 3.6 -1.1 ****** ****** 1990 -4.7 -4.1 -4.5 0.4 6.2 3.1 2.2 6.4 6.6 0.1 0.3 -5.0 0.6 1991 -2.6 -4.9 3.2 3.3 2.8 7.9 8.5 3.5 0.7 2.5 -0.6 -1.9 1.9 1992 -3.9 -3.0 -2.7 2.7 6.8 11.9 13.7 5.6 3.1 -0.8 -3.2 -1.4 2.4 1993 -5.5 -1.3 -3.2 3.3 6.1 5.3 0.3 0.1 1.3 ****** -0.5 -3.8 ****** 1994 -3.5 -6.6 -0.7 -1.5 2.8 2.5 6.0 2.8 -0.8 1.4 -0.4 ****** ****** 1995 -5.9 -3.1 -0.0 4.8 3.1 6.3 6.8 4.4 ****** -2.7 -3.9 -2.3 ****** 1996 -4.3 -1.1 2.3 0.6 3.9 7.0 3.2 0.8 0.3 0.5 -2.8 -3.8 0.6 1997 -4.7 -5.2 -2.9 2.3 2.0 7.1 1.6 2.9 2.3 3.1 2.4 -1.7 0.8 1998 -3.7 -1.4 0.4 1.5 2.7 3.9 5.5 5.4 4.1 0.5 -3.2 -2.3 1.1 1999 -4.2 -1.9 0.3 -0.1 2.3 3.0 4.5 3.3 2.5 -1.6 -2.3 -4.8 0.1 2000 -3.2 ****** 0.8 2.7 3.9 5.2 2.9 2.1 1.0 2.2 -2.5 -1.3 ****** 2001 -4.9 -6.0 -1.0 0.6 3.3 7.0 6.0 5.3 1.8 2.1 -3.0 0.3 1.0 2002 -2.5 -3.2 -3.6 2.5 1.8 4.9 4.3 2.5 -1.5 -1.1 -2.9 -3.1 -0.2 2003 -4.1 -3.5 -2.6 2.6 0.3 6.9 8.1 2.9 2.8 1.1 -3.6 -3.9 0.6 MEAN -4.6 -3.9 -1.3 0.8 2.4 4.5 4.7 3.2 1.5 0.3 -2.0 -3.3 0.2 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 27 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 5.53 6.44 5.63 3.36 ****** 1971 2.91 2.90 2.94 4.34 4.01 5.34 5.85 5.66 3.66 3.78 4.34 3.92 4.14 1972 3.38 2.73 4.65 4.52 ****** 5.96 6.82 6.66 5.28 4.96 4.68 3.83 ****** 1973 2.97 3.94 3.98 4.25 5.30 6.19 8.79 7.69 7.14 4.31 2.86 3.17 5.05 1974 3.11 3.56 5.10 4.58 5.58 7.07 7.61 6.02 6.08 4.76 3.61 3.50 5.05 1975 3.36 4.34 4.26 5.30 5.73 6.36 6.41 7.59 6.11 4.24 3.90 3.92 5.13 1976 4.04 3.78 4.33 5.43 5.77 8.02 5.88 5.41 7.23 5.77 3.86 4.45 5.33 1977 3.47 3.99 4.70 6.10 5.93 6.40 5.76 5.58 4.46 4.97 4.60 3.28 4.94 1978 3.80 4.45 4.18 3.76 4.86 5.02 6.78 4.59 3.66 4.39 4.25 4.32 4.50 1979 3.91 4.22 4.85 4.56 5.27 6.22 5.40 3.56 4.20 5.15 3.34 3.93 4.55 1980 3.70 4.26 5.30 5.46 6.61 8.30 8.15 5.09 4.33 4.36 4.54 3.90 5.33 1981 3.61 4.34 4.67 5.28 5.84 5.76 5.96 5.55 4.77 4.82 3.75 3.75 4.84 1982 3.61 3.53 4.48 5.33 6.39 6.14 5.44 5.40 4.15 4.87 4.43 3.75 4.79 1983 3.53 3.51 3.43 5.66 5.30 5.44 5.41 6.82 ****** ****** ****** ****** ****** 1984 3.58 3.39 4.98 4.71 ****** 6.07 6.27 5.89 4.97 4.06 4.69 3.48 ****** 1985 3.77 2.53 3.99 4.46 4.28 4.97 6.63 5.26 4.13 3.49 4.05 4.06 4.30 1986 3.11 4.08 4.42 5.38 4.72 4.87 4.90 4.77 5.09 4.88 4.38 3.87 4.54 1987 3.34 3.85 4.59 4.41 5.28 4.61 5.26 7.66 5.59 5.47 3.92 3.37 4.78 1988 3.51 3.98 5.51 6.05 6.01 6.25 8.52 8.09 8.28 7.27 5.03 3.80 6.03 1989 2.92 3.08 4.79 4.38 6.08 8.73 9.53 7.62 7.79 6.25 4.51 ****** ****** 1990 3.47 3.64 3.52 5.01 7.51 5.86 5.53 7.54 7.83 4.85 4.97 3.38 5.26 1991 3.99 3.54 6.17 6.14 5.88 8.48 8.64 6.04 5.06 5.76 4.64 4.35 5.72 1992 3.71 3.93 4.02 5.88 7.96 11.04 12.60 7.26 5.96 4.60 3.96 4.39 6.28 1993 3.28 4.49 3.97 6.16 7.40 6.99 4.83 4.73 5.20 ****** 4.69 3.63 ****** 1994 3.78 3.00 4.71 4.37 5.94 5.71 7.19 5.82 4.75 5.32 4.68 ****** ****** 1995 3.14 3.94 5.04 6.95 6.01 7.45 7.83 6.43 ****** 3.93 3.59 4.05 ****** 1996 3.55 4.54 5.73 5.18 6.45 8.04 5.91 4.97 4.83 4.90 3.88 3.67 5.14 1997 3.42 3.33 3.98 5.92 5.64 7.86 5.31 5.85 5.62 5.93 5.86 4.24 5.25 1998 3.81 4.43 4.91 5.44 5.77 6.24 7.01 7.01 6.36 4.92 3.77 4.02 5.31 1999 3.60 4.19 4.96 4.71 5.56 5.83 6.60 5.97 5.67 4.22 4.07 3.46 4.90 2000 3.91 ****** 5.25 5.82 6.27 7.14 5.94 5.51 5.12 5.62 4.18 4.46 ****** 2001 3.42 3.18 4.57 4.95 6.01 7.92 7.23 6.99 5.37 5.60 3.97 5.00 5.35 2002 4.03 3.87 3.82 5.76 5.42 6.73 6.55 5.85 4.29 4.39 4.03 3.96 4.89 2003 3.55 3.74 4.16 5.85 4.96 7.71 8.35 5.86 5.89 5.20 3.90 3.75 5.24 MEAN 3.52 3.76 4.54 5.21 5.80 6.69 6.82 6.08 5.45 4.98 4.26 3.87 5.08 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 28 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 7.23 8.38 7.31 4.35 ****** 1971 3.77 3.76 3.83 5.66 5.26 7.01 7.67 7.42 4.80 4.94 5.64 5.09 5.41 1972 4.36 3.54 6.02 5.89 ****** 7.81 8.93 8.70 6.91 6.47 6.09 4.96 ****** 1973 3.84 5.11 5.17 5.54 6.94 8.12 11.48 10.05 9.31 5.63 3.74 4.11 6.59 1974 4.01 4.60 6.63 5.96 7.30 9.26 9.96 7.89 7.96 6.20 4.71 4.54 6.58 1975 4.34 5.62 5.53 6.89 7.49 8.34 8.42 9.93 8.00 5.54 5.07 5.07 6.69 1976 5.23 4.89 5.61 7.07 7.55 10.48 7.73 7.10 9.45 7.53 5.02 5.76 6.95 1977 4.48 5.17 6.13 7.93 7.74 8.41 7.58 7.33 5.85 6.48 5.98 4.26 6.44 1978 4.91 5.76 5.42 4.91 6.36 6.59 8.88 6.03 4.81 5.74 5.51 5.60 5.88 1979 5.06 5.46 6.28 5.95 6.88 8.15 7.10 4.69 5.51 6.73 4.37 5.09 5.94 1980 4.79 5.52 6.87 7.13 8.64 10.85 10.65 6.68 5.69 5.70 5.91 5.05 6.96 1981 4.68 5.63 6.07 6.89 7.63 7.55 7.81 7.27 6.25 6.29 4.88 4.87 6.32 1982 4.67 4.57 5.80 6.95 8.35 8.06 7.14 7.08 5.45 6.36 5.75 4.85 6.25 1983 4.57 4.55 4.45 7.35 6.94 7.15 7.12 8.95 ****** ****** ****** ****** ****** 1984 4.63 4.38 6.47 6.15 ****** 7.96 8.22 7.73 6.51 5.31 6.10 4.50 ****** 1985 4.88 3.29 5.18 5.82 5.60 6.53 8.69 6.89 5.42 4.56 5.27 5.27 5.62 1986 4.04 5.28 5.73 7.00 6.18 6.40 6.44 6.27 6.67 6.39 5.69 5.01 5.92 1987 4.33 5.00 5.96 5.76 6.91 6.06 6.90 10.01 7.33 7.12 5.12 4.39 6.24 1988 4.54 5.16 7.14 7.87 7.86 8.21 11.14 10.58 10.82 9.47 6.55 4.93 7.86 1989 3.78 3.98 6.22 5.72 7.94 11.41 12.44 9.96 10.18 8.15 5.86 ****** ****** 1990 4.48 4.71 4.58 6.54 9.81 7.69 7.27 9.87 10.23 6.34 6.46 4.38 6.86 1991 5.16 4.58 7.99 7.99 7.68 11.07 11.30 7.92 6.63 7.51 6.03 5.64 7.46 1992 4.80 5.09 5.21 7.65 10.34 14.35 16.37 9.50 7.80 6.02 5.16 5.69 8.16 1993 4.24 5.81 5.15 8.01 9.65 9.16 6.36 6.22 6.83 ****** 6.10 4.71 ****** 1994 4.89 3.89 6.12 5.70 7.77 7.49 9.42 7.64 6.20 6.94 6.09 ****** ****** 1995 4.08 5.11 6.53 9.02 7.85 9.74 10.26 8.44 ****** 5.14 4.67 5.24 ****** 1996 4.59 5.88 7.42 6.75 8.42 10.51 7.75 6.53 6.35 6.40 5.06 4.77 6.70 1997 4.44 4.32 5.17 7.69 7.36 10.27 6.99 7.68 7.38 7.73 7.60 5.49 6.84 1998 4.93 5.74 6.37 7.08 7.55 8.18 9.20 9.18 8.34 6.44 4.93 5.24 6.93 1999 4.65 5.44 6.43 6.14 7.29 7.67 8.65 7.84 7.44 5.54 5.30 4.49 6.41 2000 5.06 ****** 6.81 7.60 8.22 9.34 7.79 7.23 6.72 7.33 5.43 5.77 ****** 2001 4.43 4.13 5.95 6.48 7.88 10.36 9.47 9.15 7.03 7.31 5.17 6.48 6.99 2002 5.21 5.02 4.98 7.50 7.09 8.82 8.58 7.68 5.63 5.74 5.24 5.12 6.39 2003 4.60 4.85 5.40 7.62 6.48 10.08 10.93 7.68 7.71 6.80 5.06 4.86 6.84 MEAN 4.56 4.87 5.90 6.79 7.58 8.76 8.93 7.97 7.14 6.51 5.54 5.02 6.63 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 29 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 ****** ****** ****** ****** ****** ****** ****** ****** 18.26 11.02 7.09 4.28 ****** 1971 3.91 4.86 9.77 10.91 23.81 28.42 25.78 26.01 18.42 14.25 6.79 4.74 14.81 1972 1.47 2.64 4.25 11.18 ****** 24.84 23.74 18.43 19.23 13.85 8.09 2.39 ****** 1973 2.45 4.59 6.88 12.17 19.47 28.13 26.08 21.49 17.25 15.14 10.52 4.71 14.07 1974 2.13 1.56 6.32 11.07 17.34 25.84 24.00 23.58 20.45 10.03 10.54 3.31 13.01 1975 2.39 2.72 6.10 8.46 17.18 25.21 29.51 22.69 20.07 13.61 6.11 2.93 13.08 1976 3.22 2.13 3.18 8.52 18.27 22.15 31.23 26.07 20.57 13.69 7.34 3.05 13.28 1977 0.87 5.44 11.26 9.25 19.81 30.26 31.97 27.29 20.36 14.00 7.33 5.72 15.30 1978 2.21 2.88 5.79 14.83 20.63 27.66 25.25 26.18 24.29 14.35 4.86 4.40 14.44 1979 3.23 3.68 4.52 15.14 13.78 24.28 29.68 26.05 21.50 15.68 10.27 3.67 14.29 1980 2.22 2.54 4.32 13.98 19.19 24.30 23.77 26.28 21.51 15.01 8.36 4.91 13.87 1981 3.58 3.94 7.39 13.41 18.10 24.84 25.70 24.12 20.41 10.98 8.96 5.06 13.87 1982 2.75 1.91 4.42 12.71 17.80 26.43 28.84 27.47 21.18 13.04 5.16 2.27 13.66 1983 2.62 4.01 5.42 7.81 20.39 30.99 34.32 31.53 ****** ****** ****** ****** ****** 1984 2.64 2.27 6.35 13.21 ****** 25.13 27.28 28.60 21.58 11.98 7.78 2.38 ****** 1985 3.38 6.66 6.06 13.91 18.69 29.17 27.47 21.10 23.05 15.23 7.93 3.37 14.67 1986 4.39 2.84 3.75 9.54 19.48 27.45 28.80 24.88 19.36 16.26 6.93 2.65 13.86 1987 4.96 5.18 6.32 13.17 19.90 26.66 28.14 25.19 24.33 11.25 10.48 6.59 15.18 1988 3.54 3.42 5.22 11.31 19.35 30.15 28.69 24.05 20.74 10.91 8.23 5.21 14.24 1989 2.19 2.15 5.65 12.43 15.43 25.21 25.53 23.39 20.96 14.35 6.77 ****** ****** 1990 2.13 3.08 7.38 11.26 19.10 30.64 28.98 27.08 22.85 13.89 8.49 5.20 15.01 1991 2.43 2.89 3.41 9.43 15.13 23.12 25.78 25.54 20.13 11.31 6.58 3.05 12.40 1992 1.55 3.35 3.76 8.73 10.26 19.38 25.64 22.93 19.68 13.45 10.71 3.63 11.92 1993 2.62 2.77 4.84 9.84 16.00 27.10 28.20 26.25 23.42 ****** 7.26 5.50 ****** 1994 3.45 5.03 6.34 12.80 19.03 28.06 27.01 28.64 15.38 10.96 8.88 ****** ****** 1995 4.89 3.73 4.53 7.82 16.29 24.63 29.84 29.65 ****** 14.07 8.65 2.12 ****** 1996 2.55 3.44 3.60 10.58 15.97 24.54 25.57 26.14 27.05 14.37 8.54 4.86 13.93 1997 4.64 4.70 5.63 7.87 16.13 23.57 31.89 28.21 24.03 14.92 4.85 2.91 14.11 1998 2.49 2.96 5.26 11.81 18.16 25.06 30.83 27.87 24.96 15.28 11.67 9.66 15.50 1999 2.90 3.78 4.06 11.89 22.98 34.87 27.45 28.04 26.10 22.67 7.93 6.25 16.58 2000 3.18 ****** 5.43 15.59 24.90 23.72 24.26 25.17 22.76 12.39 5.58 3.38 ****** 2001 3.08 4.76 7.64 16.19 22.35 25.25 27.04 25.52 21.69 14.16 7.94 3.91 14.96 2002 3.00 4.70 9.49 10.51 20.37 26.64 25.68 28.77 23.96 16.57 7.58 2.88 15.01 2003 3.70 4.45 6.50 12.18 15.51 22.70 29.85 24.39 19.53 14.62 6.84 3.87 13.68 MEAN 2.93 3.60 5.78 11.50 18.41 26.26 27.69 25.71 21.41 13.85 7.91 4.16 14.10 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 30 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** *** 30 46 52 59 *** 1971 54 46 33 38 19 20 24 23 22 27 48 56 34 1972 73 56 61 38 *** 25 28 33 28 33 46 67 *** 1973 58 56 45 34 27 23 31 34 36 29 30 50 38 1974 65 72 59 40 31 27 30 26 29 41 32 62 43 1975 66 71 51 50 33 26 23 32 30 31 50 67 44 1976 64 69 66 50 31 33 20 22 33 38 44 68 45 1977 84 54 38 52 30 23 20 22 23 37 46 45 40 1978 72 71 53 28 26 20 28 20 18 30 54 58 40 1979 64 62 61 34 36 26 20 16 22 32 30 62 39 1980 70 70 64 35 33 33 32 21 22 30 43 55 42 1981 61 62 47 37 34 24 25 24 26 38 39 53 39 1982 67 73 60 38 33 24 21 22 22 35 56 71 44 1983 66 55 47 54 28 20 18 23 *** *** *** *** *** 1984 66 69 52 34 *** 25 24 22 24 32 47 67 *** 1985 62 38 50 32 25 19 24 25 21 25 43 65 36 1986 50 69 64 44 25 20 19 21 27 30 50 67 41 1987 48 52 51 36 28 20 21 29 24 44 35 41 36 1988 59 64 59 44 31 22 29 31 36 47 45 52 43 1989 66 67 56 34 37 32 34 31 34 38 48 *** *** 1990 70 64 41 38 35 21 21 28 33 33 46 52 40 1991 70 65 71 49 36 35 31 24 28 41 48 68 47 1992 77 63 61 51 54 44 42 30 29 31 33 63 48 1993 65 69 52 49 41 25 19 20 23 *** 48 48 *** 1994 63 47 52 35 31 22 27 22 30 39 42 *** *** 1995 48 60 60 57 34 29 26 23 *** 30 41 73 *** 1996 68 65 70 42 35 30 24 21 19 32 39 52 41 1997 53 52 51 51 33 32 18 22 24 38 63 67 42 1998 68 67 59 42 32 25 24 26 26 31 31 38 39 1999 64 61 63 38 26 18 26 23 24 21 43 45 38 2000 67 *** 58 35 26 29 25 23 24 40 53 66 *** 2001 65 48 47 30 27 30 27 28 26 36 42 64 39 2002 70 56 39 46 28 26 26 22 20 27 43 67 39 2003 61 56 50 44 31 32 28 25 30 33 46 60 41 MEAN 64 61 54 41 31 26 25 25 26 34 44 59 41 IRANIAN METEOROLOGICAL ORGANIZATION ( IMO ) FORM 31 STATION FATHABAD-FERDOUS LATITUDE 34 7 N DATA PROCESSING CENTER LONGITUDE 58 23 E ELEVATION 1840 MET. AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1970 *** *** *** *** *** *** *** *** 37 55 60 73 *** 1971 66 60 45 47 23 25 30 28 27 34 60 70 43 1972 88 73 71 49 *** 35 35 38 35 39 54 82 *** 1973 70 66 56 45 32 30 37 43 41 36 43 67 47 1974 81 84 75 51 42 32 38 32 34 49 40 75 53 1975 79 83 61 63 42 32 29 36 36 37 63 82 54 1976 75 84 78 62 40 37 24 26 39 46 54 80 54 1977 93 63 49 63 39 29 23 27 28 44 56 54 47 1978 84 84 61 38 33 27 38 28 25 36 64 70 49 1979 73 74 71 42 45 33 24 21 29 41 38 73 47 1980 82 80 75 45 41 42 42 30 28 36 51 63 51 1981 74 74 59 45 43 30 33 29 31 46 49 66 48 1982 78 83 71 49 43 30 26 29 27 45 66 83 53 1983 76 66 59 66 35 25 24 28 *** *** *** *** *** 1984 79 79 62 42 *** 30 28 26 32 38 54 77 *** 1985 73 51 61 38 31 21 27 32 28 31 53 76 44 1986 58 79 77 53 30 26 23 28 32 38 61 76