San Francisco May 15 Weather Records

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	63	53	0.00	n/a
2022	61	51	0.00	n/a
2021	56	49	0.00	n/a
2020	65	54	0.01	n/a
2019	63	53	0.52	n/a
2018	63	54	0.00	n/a
2017	61	49	0.00	n/a
2016	65	54	0.00	n/a
2015	60	51	0.00	n/a
2014	75	56	0.00	n/a
2013	59	50	0.00	0.0
2012	57	50	0.00	0.0
2011	58	45	0.06	0.0
2010	59	49	0.00	n/a
2009	62	51	0.00	n/a
2008	97	68	0.00	n/a
2007	57	49	0.00	n/a
2006	69	54	0.00	n/a
2005	65	57	0.02	n/a
2004	63	50	0.00	n/a
2003	61	50	0.00	n/a
2002	62	48	0.00	n/a
2001	65	54	0.00	n/a
2000	63	52	0.17	n/a
1999	61	44	0.00	0.0
1998	62	52	0.00	n/a
1997	78	57	0.00	n/a
1996	65	58	1.15	n/a
1995	67	51	0.05	n/a
1994	63	52	0.04	n/a
1993	69	54	0.00	n/a
1992	64	55	0.00	n/a
1991	68	49	0.00	n/a
1990	64	48	0.00	n/a
1989	66	52	0.00	n/a
1988	64	52	0.00	n/a
1987	66	54	0.00	n/a
1986	70	52	0.00	n/a
1985	80	53	0.00	n/a
1984	62	48	0.00	n/a
1983	67	52	0.00	n/a
1982	59	48	0.00	n/a
1981	58	50	0.00	n/a
1980	62	50	0.00	n/a
1979	55	50	0.00	n/a
1978	61	53	0.00	n/a
1977	59	49	0.00	n/a
1976	79	51	0.00	n/a
1975	58	51	0.00	n/a
1974	56	49	0.00	n/a
1973	65	53	0.00	n/a
1972	65	48	0.00	0.0
1971	61	50	0.00	0.0
1970	91	63	0.00	0.0
1969	59	50	0.00	0.0
1968	65	50	0.00	0.0
1967	83	56	0.00	0.0
1966	56	48	0.00	0.0
1965	57	49	0.00	0.0
1964	58	46	0.00	0.0
1963	68	51	0.00	0.0
1962	58	50	0.00	0.0
1961	61	50	0.00	0.0
1960	58	50	0.00	0.0
1959	62	51	0.00	0.0
1958	87	57	0.00	0.0
1957	63	53	0.00	0.0
1956	82	49	0.00	0.0
1955	58	46	0.00	0.0
1954	60	53	0.00	0.0
1953	60	49	0.00	0.0
1952	77	51	0.00	0.0
1951	73	51	0.00	0.0
1950	56	47	0.00	0.0
1949	57	51	0.00	0.0
1948	70	53	0.00	n/a
1947	60	50	0.00	0.0
1946	59	51	0.00	0.0
1945	63	53	0.00	0.0
1944	59	50	0.00	0.0
1943	55	48	0.00	0.0
1942	60	53	0.08	0.0
1941	66	55	0.00	0.0
1940	64	51	0.00	0.0
1939	60	54	0.00	0.0
1938	62	53	0.00	0.0
1937	68	50	0.00	0.0
1936	68	54	0.00	0.0
1935	59	50	0.01	0.0
1934	61	52	0.00	0.0
1933	57	48	0.00	0.0
1932	64	50	0.00	0.0
1931	62	54	0.00	0.0
1930	57	50	0.00	0.0
1929	60	51	0.00	0.0
1928	62	51	0.00	0.0
1927	84	53	0.00	0.0
1926	72	52	0.00	0.0
1925	62	52	0.00	0.0
1924	79	52	0.00	0.0
1923	67	52	0.00	0.0
1922	82	53	0.00	0.0
1921	58	48	0.00	0.0

What's the all-time high for San Francisco on 5/15?

For the date of May 15, the highest temperature ever reached in San Francisco history is 97 °F which happened in 2008.

Highest Temperatures in San Francisco on May 15

Rank	Temperature	Year
1	97 °F	2008
2	91 °F	1970
3	87 °F	1958
4	84 °F	1927
5	83 °F	1967
6	82 °F	1956
6	82 °F	1922
8	80 °F	1985
9	79 °F	1976
9	79 °F	1924

What's the all-time low for San Francisco on 5/15?

For the date of May 15, the lowest temperature ever reached in San Francisco history is 44 °F which happened in 1999.

Lowest Temperatures in San Francisco on May 15

Rank	Temperature	Year
1	44 °F	1999
2	45 °F	2011
3	46 °F	1964
3	46 °F	1955
5	47 °F	1950
6	48 °F	1984
6	48 °F	2002
6	48 °F	1933
6	48 °F	1966
6	48 °F	1982
6	48 °F	1972
6	48 °F	1990
6	48 °F	1921
6	48 °F	1943

Lowest High Temperatures in San Francisco on May 15

Rank	Temperature	Year
1	55 °F	1979
1	55 °F	1943
3	56 °F	1966
3	56 °F	1974
3	56 °F	2021
3	56 °F	1950
7	57 °F	2007
7	57 °F	1930
7	57 °F	1949
7	57 °F	2012
7	57 °F	1965
7	57 °F	1933

What's the most it has ever rained in San Francisco on 5/15?

For the date of May 15, the most precipitation ever recorded in San Francisco history is 1.15 inches which happened in 1996.

All-Time Most Precipitation in San Francisco on May 15

Rank	Precipitation	Year
1	1.15 inches	1996
2	0.52 inches	2019
3	0.17 inches	2000
4	0.08 inches	1942
5	0.06 inches	2011
6	0.05 inches	1995
7	0.04 inches	1994
8	0.02 inches	2005
9	0.01 inches	1935
9	0.01 inches	2020

Weather Station Details

Years	Station	Coordinates
1921–2024	Downtown San Francisco	location