Skip Navigation Linkswww.weather.gov 
NOAA logo - Click to go to the NOAA homepage National Weather Service Forecast Office   NWS logo - Click to go to the NWS homepage    
Tucson, Arizona
navigation bar decoration    
Current Hazards
 
 
 
 
 
 
Current Conditions
 
 
 
 
 
 
 
 
 
 
 
 
 
Forecasts
 
 
 
 
 
 
 
 
 
Climate
 
 
 
Weather Safety
 
 
 
Other Information
 
 
 
 
 
 
 
 
 
 
Road Conditions
 
 
 
 
 
 
 
Contact Us
 
 
USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.
 
Ainimation of the United States of America flag
 
Remembering Octave 1983 image
Monsoon statistics Dewpoint data Monsoon rainfall What is the Monsoon? Tracking the Monsoon
Tucson Phoenix Yuma
Monsoon statistics for Yuma (1876-2008)
Top 10 Wettest Monsoon Top 10 Driest Monsoon
1) 7.22"/1909 6) 4.18"/1926 1T) Trace/2004 6) 0.01"/1895
2) 5.99"/1989 7) 3.50"/1977 1T) Trace/2002 7T) 0.02"/1953
3) 5.36"/1939 8) 3.40"/1984 1T) Trace/1962 7T) 0.02"/1952
4T) 5.14"/1997 9) 3.17"/1931 1T) Trace/1914 7T) 0.02"/1907
4T) 5.14"/1921 10) 2.87"/1983 1T) Trace/1878 10) 0.04"/1928
YEAR
Month by month rainfall (as of August 31st)
June (15-30) July August September Total
AVG 0.01" 0.23" 0.53" 0.52" 1.29"
2008 0.00" 0.74" 0.59" ??? 1.34"
2007 0.00" Trace 0.19" 1.79" 1.98"
2006 0.04" Trace Trace 0.20" 0.24"
2005 0.00" 0.68" 1.82" Trace 2.50"
2004 0.00" Trace 0.00" 0.00" Trace
2003 0.00" 0.02" 0.29" 0.02" 0.33"
2002 0.00" 0.00" Trace Trace Trace
2001 0.00" 0.10" 0.12" Trace 0.22"
2000 0.00" 0.00" 0.44" 0.00" 0.44"
1999 0.00" 0.07" 0.08" 0.24" 0.39"
1998 0.00" 0.09" 0.24" 2.26" 2.59"
1997 0.00" Trace Trace 5.14" 5.14"
1996 0.00" Trace 0.29" Trace 0.29"
1995 0.00" 0.16" Trace 0.17" 0.33"
1994 0.00" Trace 0.06" 1.44" 1.50"
1993 0.00" 0.00" 0.15" 0.12" 0.27"
1992 0.00" Trace 0.28" 0.00" 0.28"
1991 0.00" Trace Trace 0.60" 0.60"
1990 Trace 0.66" 0.07" Trace 0.73"
1989 0.00" 2.55" 3.44" Trace 5.99"
1988 0.10" Trace 1.17" Trace 1.27"
1987 0.00" Trace 0.68" 0.04" 0.72"
1986 0.14" 0.21" 0.19" 0.35" 0.89"
1985 0.00" 0.06" 0.02" 1.23" 1.31"
1984 Trace 2.11" 1.08" 0.21" 3.40"
1983 0.00" 0.00" 2.64" 0.23" 2.87"
1982 0.00" 0.23" 0.93" 0.16" 1.32"
1981 0.00" 0.03" 0.32" 0.04" 0.39"
1980 0.01" 0.00" 0.05" 0.00" 0.06"
1979 0.00" 0.31" 1.42" 0.00" 1.73"
1978 0.00" Trace 0.24" Trace 0.24"
1977 0.00" 0.08" 2.96" 0.46" 3.50"
1976 0.00" 0.25" 0.00" 0.31" 0.56"
1975 0.00" 0.10" Trace 0.15" 0.25"
1974 0.00" 0.06" Trace 0.10" 0.16"
1973 0.00" Trace 0.36" 0.00" 0.36"
1972 Trace 0.01" 0.26" 0.00" 0.27"
1971 0.00" Trace 0.80" 1.27" 2.07"
1970 0.00" Trace 1.21" 0.02" 1.23"
1969 0.00" Trace Trace 0.23" 0.23"
1968 0.00" 0.91" 0.10" 0.00" 1.01"
1967 Trace 0.01" 0.37" 1.97" 2.35"
1966 Trace 0.20" 0.08" 0.04" 0.32"
1965 0.00" 0.03" 0.02" 0.00" 0.05"
1964 0.00" 0.02" 0.49" Trace 0.51"
1963 0.00" 0.05" 0.06" 2.47" 2.58"
1962 Trace Trace Trace Trace Trace
1961 Trace 0.02" 0.39" 0.00" 0.41"
1960 0.00" Trace 0.01" 0.42" 0.43"
1959 0.00" 0.11" 0.11" 0.02" 0.24"
1958 Trace 1.07" 0.08" Trace 1.15"
1957 0.00" Trace 1.03" 0.00" 1.03"
1956 0.00" 0.20" 0.00" Trace 0.20"
1955 0.00" 0.34" 1.31" 0.00" 1.65"
1954 Trace 0.10" 0.02" Trace 0.12"
1953 0.00" Trace 0.02" 0.00" 0.02"
1952 0.00" 0.02" 0.00" Trace 0.02"
1951 0.00" 0.55" 1.13" Trace 1.68"
1950 0.00" 0.76" Trace 0.45" 1.21"
1949 0.00" 0.11" Trace Trace 0.11"
1948 0.00" 0.22" Trace 0.02" 0.24"
1947 0.00" Trace 0.57" 0.17" 0.74"
1946 0.00" 0.44" 0.19" 0.55" 1.18"
1945 0.00" 0.09" 1.61" Trace 1.70"
1944 0.00" 0.00" 0.00" 0.21" 0.21"
1943 Trace Trace 1.29" 0.04" 1.33"
1942 0.00" 0.08" 1.08" 0.00" 1.16"
1941 0.00" 0.17" 2.16" 0.08" 2.41"
1940 Trace Trace 0.10" 0.53" 0.63"
1939 0.00" 0.11" 0.12" 5.13" 5.36"
1938 Trace 0.18" 0.25" 0.35" 0.78"
1937 0.09" 0.46" Trace 1.60" 2.15"
1936 Trace 0.18" 0.11" 0.02" 0.31"
1935 0.00" Trace 0.59" 0.84" 1.43"
1934 Trace Trace 0.74" Trace 0.74"
1933 Trace Trace 0.27" 0.20" 0.47"
1932 Trace 1.36" Trace 0.03" 1.39"
1931 Trace 0.21" 2.22" 0.74" 3.17"
1930 Trace 0.21" 0.04" Trace 0.25"
1929 0.00" 0.02" 0.69" 1.47" 2.18"
1928 0.00" 0.00" 0.04" Trace 0.04"
1927 0.00" 0.18" 0.14" 0.00" 0.32"
1926 Trace 0.14" 2.19" 1.85" 4.18"
1925 Trace 0.17" 0.23" Trace 0.40"
1924 0.06" Trace Trace 0.02" 0.08"
1923 0.00" 0.28" 0.09" 1.54" 1.91"
1922 0.09" Trace 0.12" 1.11" 1.32"
1921 0.00" 0.05" 1.44" 3.65" 5.14"
1920 Trace Trace 0.62" 1.48" 2.10"
1919 0.00" 0.06" 0.88" 0.03" 0.97"
1918 0.02" 0.02" 0.53" 0.02" 0.59"
1917 0.00" 0.50" 0.23" 0.17" 0.90"
1916 0.00" 0.92" 0.02" 0.01" 0.95"
1915 0.00" 0.34" 0.41" 0.10" 0.85"
1914 Trace Trace 0.00" Trace Trace
1913 0.00" 0.17" 0.28" 0.00" 0.45"
1912 0.62" 0.18" 0.14" 0.00" 0.94"
1911 0.00" 0.42" 0.01" 0.23" 0.66"
1910 0.00" 0.84" 0.18" 1.22" 2.24"
1909 0.00" 0.01" 6.25" 0.96" 7.22"
1908 0.00" 1.34" 0.30" 0.34" 1.98"
1907 0.00" 0.02" Trace Trace 0.02"
1906 0.00" 0.30" 1.69" Trace 1.99"
1905 0.00" Trace 0.02" 0.52" 0.54"
1904 0.00" 0.05" 0.69" 0.24" 0.98"
1903 0.00" 0.04" Trace 0.67" 0.71"
1902 0.00" 0.11" Trace Trace 0.11"
1901 0.00" Trace 0.22" 0.00" 0.22"
1900 0.00" 0.02" Trace 0.05" 0.07"
1899 0.00" Trace 0.06" 0.00" 0.06"
1898 Trace 0.00" 0.19" 0.00" 0.19"
1897 0.00" Trace 0.57" 0.20" 0.77"
1896 0.00" 0.41" 0.32" 0.31" 1.04"
1895 Trace 0.01" Trace Trace 0.01"
1894 0.00" 0.36" 0.10" 0.51" 0.97"
1893 Trace 0.50" 0.38" 0.08" 0.96"
1892 0.00" 0.50" 0.06" Trace 0.56"
1891 Trace Trace 0.19" 0.00" 0.19"
1890 0.00" 0.00" 0.02" 0.04" 0.06"
1889 0.00" 0.04" 0.05" Trace 0.09"
1888 0.00" Trace 0.83" 0.64" 1.47"
1887 0.00" Trace 0.25" 0.00" 0.25"
1886 0.00" 0.04" Trace 0.01" 0.05"
1885 0.01" Trace Trace 1.09" 1.10"
1884 0.00" Trace 2.23" 0.00" 2.23"
1883 0.00" 0.05" 0.86" 0.00" 0.91"
1882 0.00" 0.01" 0.32" Trace 0.33"
1881 0.00" 0.31" 0.22" 0.13" 0.66"
1880 0.05" 0.20" 0.03" 0.04" 0.32"
1879 0.00" 0.20" 0.08" 0.05"