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Start dates Dewpoint data Monsoon rainfall What is the monsoon? 2007 monsooon tracker
Yearly surface dewpoint* graphs and daily records
*all data is from Tucson International airport
Yearly dewpoint graphs
( Select a year below for image, then hit back button to return to this page )
2007 1999 1989 1979 1969 1959 1949
2006 1998 1988 1978 1968 1958 .
2005 1997 1987 1977 1967 1957 .
2004 1996 1986 1976 1966 1956 .
2003 1995 1985 1975 1965 1955 .
2002 1994 1984 1974 1964 1954 .
2001 1993 1983 1973 1963 1953 .
2000 1992 1982 1972 1962 1952 .
. 1991 1981 1971 1961 1951 .
. 1990 1980 1970 1960 1950 .
Daily surface dewpoint averages and records
JUNE
DATE AVG HIGH Year LOW Year
Jun 1 32 52 1986 11 1982
Jun 2 32 55 1952 13 1951
Jun 3 32 52 1986 14 1955
Jun 4 34 54 1979 15 1982
Jun 5 34 56 1972 12 1982
Jun 6 34 58 1987 13 1971
Jun 7 34 51 1972 18 1961
Jun 8 34 54 1990* 15 1959
Jun 9 33 61 1990 15 1982
Jun 10 34 55 1972 19 1982*
Jun 11 35 53 1972 18 2006*
Jun 12 36 60 1953 19 2006*
Jun 13 35 57 1953 16 1951
Jun 14 35 56 1972 12 1962
Jun 15 35 51 1972 13 1980
Jun 16 35 51 1961 17 1980
Jun 17 36 61 2000 18 1955
Jun 18 37 60 1949 13 1955
Jun 19 37 65 2000 15 1955
Jun 20 37 63 2000 20 1963
Jun 21 38 64 1958 20 1969
Jun 22 38 63 1972 14 1963
Jun 23 39 68 2005 21 1963
Jun 24 40 58 2000* 23 1995*
Jun 25 40 63 1954 17 1965
Jun 26 41 61 1967 21 1965
Jun 27 42 60 2000* 18 1963
Jun 28 43 64 2000 15 1963
Jun 29 45 65 2000 19 1955
Jun 30 45 66 2000 19 1963
JULY
DATE AVG HIGH Year LOW Year
Jul 1 45 65 2000 21 2004
Jul 2 47 65 1986 21 2004
Jul 3 48 65 1986 24 1987
Jul 4 49 64 1996 27 1987
Jul 5 50 69 1998 29 1987
Jul 6 50 69 1998 24 1987
Jul 7 53 67 1999* 26 1987
Jul 8 54 68 1950 25 1955
Jul 9 54 67 1950 29 1955
Jul 10 54 67 1981 28 2005
Jul 11 55 67 1993 31 2005
Jul 12 54 67 1993* 26 2005
Jul 13 54 65 1976* 31 1952
Jul 14 55 66 1996* 27 1962
Jul 15 56 67 1996* 38 1962*
Jul 16 57 67 1953 38 1962
Jul 17 58 67 1976 39 1983
Jul 18 59 67 1969 40 1952
Jul 19 58 65 1950 39 1993
Jul 20 58 66 1998* 33 1993
Jul 21 59 68 1998* 40 1958
Jul 22 59 68 1998 38 1973
Jul 23 59 68 2007* 35 1987
Jul 24 59 68 2007 42 1995*
Jul 25 59 67 1969* 39 1973
Jul 26 59 67 1999* 35 1995
Jul 27 60 68 2006 38 1995
Jul 28 59 68 2007 39 1995
Jul 29 61 67 2006* 38 1995
Jul 30 61 68 2006* 44 1986
Jul 31 61 69 1964 42 1986
AUGUST
DATE AVG HIGH Year LOW Year
Aug 1 60 68 1964 45 1975
Aug 2 60 69 1996 44 1975
Aug 3 60 68 1997 43 1953
Aug 4 59 67 1989* 42 1953
Aug 5 60 67 2007* 38 1976
Aug 6 59 67 1955 35 1991
Aug 7 59 67 1955 39 1991
Aug 8 60 68 1997 48 1956
Aug 9 60 67 2005* 47 1950
Aug 10 61 68 2005* 49 1962
Aug 11 61 68 1959 44 1962
Aug 12 60 67 1966* 43 1949
Aug 13 60 68 1980* 42 1962
Aug 14 59 67 1952 36 1985
Aug 15 59 68 1963* 38 1985
Aug 16 59 69 1983 38 1949
Aug 17 59 69 1963* 38 1949
Aug 18 58 69 1955 35 1949
Aug 19 59 68 1955 39 1949
Aug 20 59 68 1988 38 1949
Aug 21 58 70 1988 39 1979
Aug 22 58 68 1988 37 1979
Aug 23 58 68 1988* 36 1979
Aug 24 58 69 1988 28 2002