San Francisco July Precipitation Totals

A time series of total precipitation in the month of July in San Francisco, California from 1921–2023.

Rainiest July in San Francisco History

The rainiest July in San Francisco, California history happened in 1974, with 0.73 inches of total precipitation.

Driest July in San Francisco History

There have been 66 times where no rain was recorded in San Francisco, California for the entire month of July. The most recent time this happened was 2023.

San Francisco Average July Precipitation by Year

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Year	Precipitation (inches)
2023	0.00
2022	0.09
2021	0.00
2020	0.03
2019	0.00
2018	0.00
2017	0.00
2016	0.02
2015	0.09
2014	0.08
2013	0.00
2012	0.01
2011	0.08
2010	0.00
2009	0.00
2008	0.00
2007	0.02
2006	0.00
2005	0.02
2004	0.00
2003	0.00
2002	0.00
2001	0.01
2000	0.02
1999	0.00
1998	0.01
1997	0.00
1996	0.00
1995	0.00
1994	0.00
1993	0.00
1992	0.00
1991	0.00
1990	0.00
1989	0.00
1988	0.00
1987	0.00
1986	0.03
1985	0.00
1984	0.00
1983	0.01
1982	0.00
1981	0.00
1980	0.05
1979	0.07
1978	0.00
1977	0.00
1976	0.00
1975	0.21
1974	0.73
1973	0.00
1972	0.01
1971	0.01
1970	0.00
1969	0.00
1968	0.00
1967	0.00
1966	0.06
1965	0.02
1964	0.00
1963	0.00
1962	0.00
1961	0.00
1960	0.00
1959	0.00
1958	0.05
1957	0.01
1956	0.00
1955	0.02
1954	0.03
1953	0.00
1952	0.00
1951	0.01
1950	0.00
1949	0.06
1948	0.02
1947	0.00
1946	0.06
1945	0.00
1944	0.01
1943	0.00
1942	0.01
1941	0.01
1940	0.00
1939	0.00
1938	0.01
1937	0.00
1936	0.03
1935	0.00
1934	0.01
1933	0.00
1932	0.00
1931	0.00
1930	0.00
1929	0.00
1928	0.00
1927	0.00
1926	0.00
1925	0.06
1924	0.00
1923	0.00
1922	0.00
1921	0.00

Notes

Its possible for precipitation totals to include both rain and melted snowfall
Months with more than 10% missing data are excluded