San Francisco May 1 Weather Records

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	56	50	0.00	n/a
2022	62	48	0.00	n/a
2021	57	50	0.01	n/a
2020	65	50	0.00	n/a
2019	64	51	0.00	n/a
2018	62	49	0.00	n/a
2017	81	55	0.00	n/a
2016	78	53	0.00	n/a
2015	68	53	0.00	n/a
2014	84	62	0.00	n/a
2013	75	56	0.00	n/a
2012	59	49	0.00	0.0
2011	75	51	0.00	0.0
2010	64	49	0.00	n/a
2009	64	47	0.23	n/a
2008	65	47	0.00	n/a
2007	60	49	0.00	n/a
2006	68	49	0.00	n/a
2005	64	53	0.00	n/a
2004	66	50	0.00	n/a
2003	67	53	0.57	n/a
2002	61	48	0.00	n/a
2001	66	51	0.00	n/a
2000	62	49	0.00	n/a
1999	56	48	0.00	0.0
1998	62	57	0.04	n/a
1997	65	47	0.00	n/a
1996	88	63	0.00	n/a
1995	65	56	0.34	n/a
1994	62	50	0.00	n/a
1993	83	54	0.00	n/a
1992	74	52	0.00	n/a
1991	59	47	0.08	n/a
1990	84	56	0.00	n/a
1989	71	51	0.00	n/a
1988	64	47	0.00	n/a
1987	63	52	0.03	n/a
1986	65	52	0.00	n/a
1985	60	50	0.00	n/a
1984	58	48	0.16	n/a
1983	62	50	0.00	n/a
1982	55	48	0.00	n/a
1981	61	50	0.00	n/a
1980	63	52	0.00	n/a
1979	61	53	0.00	n/a
1978	66	52	0.00	n/a
1977	63	55	0.08	n/a
1976	63	51	0.00	n/a
1975	53	48	0.00	n/a
1974	55	48	0.00	n/a
1973	55	48	0.00	n/a
1972	74	51	0.00	0.0
1971	59	50	0.04	0.0
1970	76	51	0.00	0.0
1969	59	47	0.00	0.0
1968	59	48	0.00	0.0
1967	61	48	0.00	0.0
1966	66	48	0.00	0.0
1965	59	49	0.00	0.0
1964	53	48	0.02	0.0
1963	61	51	0.00	0.0
1962	62	49	0.00	0.0
1961	62	52	0.12	0.0
1960	61	50	0.00	0.0
1959	58	50	0.00	0.0
1958	58	50	0.00	0.0
1957	61	52	0.11	0.0
1956	58	50	0.00	0.0
1955	54	49	0.00	0.0
1954	62	50	0.00	0.0
1953	58	49	0.00	0.0
1952	60	48	0.00	0.0
1951	59	48	0.08	0.0
1950	56	49	0.16	0.0
1949	61	50	0.00	0.0
1948	57	47	0.00	n/a
1947	86	60	0.00	0.0
1946	64	50	0.00	0.0
1945	57	49	0.00	0.0
1944	75	50	0.00	0.0
1943	72	53	0.00	0.0
1942	57	47	0.00	0.0
1941	61	52	0.00	0.0
1940	61	53	0.00	0.0
1939	57	48	0.00	0.0
1938	59	50	0.00	0.0
1937	72	49	0.00	0.0
1936	71	54	0.00	0.0
1935	61	52	0.00	0.0
1934	63	50	0.00	0.0
1933	56	50	0.25	0.0
1932	63	55	0.00	0.0
1931	65	55	0.00	0.0
1930	67	55	0.00	0.0
1929	76	52	0.00	0.0
1928	66	51	0.00	0.0
1927	62	50	0.00	0.0
1926	63	54	0.00	0.0
1925	72	50	0.00	0.0
1924	66	50	0.00	0.0
1923	60	49	0.00	0.0
1922	68	47	0.00	0.0
1921	61	44	0.15	0.0

What's the all-time high for San Francisco on 5/1?

For the date of May 1, the highest temperature ever reached in San Francisco history is 88 °F which happened in 1996.

Highest Temperatures in San Francisco on May 1

Rank	Temperature	Year
1	88 °F	1996
2	86 °F	1947
3	84 °F	2014
3	84 °F	1990
5	83 °F	1993
6	81 °F	2017
7	78 °F	2016
8	76 °F	1929
8	76 °F	1970
10	75 °F	2013
10	75 °F	1944
10	75 °F	2011

What's the all-time low for San Francisco on 5/1?

For the date of May 1, the lowest temperature ever reached in San Francisco history is 44 °F which happened in 1921.

Lowest Temperatures in San Francisco on May 1

Rank	Temperature	Year
1	44 °F	1921
2	47 °F	1988
2	47 °F	2009
2	47 °F	1969
2	47 °F	1991
2	47 °F	1948
2	47 °F	1997
2	47 °F	2008
2	47 °F	1942
2	47 °F	1922

Lowest High Temperatures in San Francisco on May 1

Rank	Temperature	Year
1	53 °F	1964
1	53 °F	1975
3	54 °F	1955
4	55 °F	1982
4	55 °F	1974
4	55 °F	1973
7	56 °F	2023
7	56 °F	1933
7	56 °F	1950
7	56 °F	1999

What's the most it has ever rained in San Francisco on 5/1?

For the date of May 1, the most precipitation ever recorded in San Francisco history is 0.57 inches which happened in 2003.

All-Time Most Precipitation in San Francisco on May 1

Rank	Precipitation	Year
1	0.57 inches	2003
2	0.34 inches	1995
3	0.25 inches	1933
4	0.23 inches	2009
5	0.16 inches	1950
5	0.16 inches	1984
7	0.15 inches	1921
8	0.12 inches	1961
9	0.11 inches	1957
10	0.08 inches	1991
10	0.08 inches	1951
10	0.08 inches	1977

Weather Station Details

Years	Station	Coordinates
1921–2024	Downtown San Francisco	location