San Diego CA Most Rain in a Day for Each Year

This page lists the heaviest rainfalls and wettest days of each year in San Diego, California. The information answers questions like: When was the last time San Diego got more than 2.5 inches of rain in a single day? What was the heaviest rainfall of 2019?

This page gives the highest daily precipitation for each year in San Diego and the date that it happened. A date with a plus sign beside it means the same amount of rain also fell on at least one other day earlier that year.

These extremes go back to 1851, with a few years missing data. During that time the biggest one-day rainstorm recorded there dropped 3.34 inches (84.8 millimetres) of water on December 2, 1854.

Since 1940 precipitation was measured at San Diego's International Airport. Before then, the weather station was in downtown San Diego.

Most rain in one day for recent years in San Diego
Inches	Date	Millimetres
1.82	August 20, 2023	46.2
0.84	November 08, 2022	21.3
0.98	December 14, 2021	24.9
1.16	April 09, 2020	29.5
1.37	November 28, 2019	34.8
1.80	December 06, 2018	45.7
2.34	February 27, 2017	59.4
1.65	January 05, 2016	41.9
1.63	May 14, 2015	41.4
1.84	December 04, 2014	46.7
1.04	March 08, 2013	26.4
1.56	December 13, 2012	39.6
1.40	November 12, 2011	35.6
2.01	December 21, 2010	51.1

Highest daily rainfall recorded at San Diego each year
Inches	Date	Millimetres
1.56	December 07, 2009	39.6
1.60	December 17, 2008	40.6
0.93	November 30, 2007	23.6
0.77	May 22, 2006	19.6
2.18	February 21, 2005	55.4
2.70	October 27, 2004	68.6
1.48	February 25, 2003	37.6
0.82	December 21, 2002	20.8
1.06	January 11, 2001	26.9
1.59	February 21, 2000	40.4
0.77	January 25, 1999	19.6
1.52	February 03, 1998	38.6
0.91	January 12, 1997	23.1
1.11	November 21, 1996	28.2
2.24	January 04, 1995	56.9
1.00	March 19, 1994	25.4
1.80	January 15, 1993	45.7
1.95	March 02, 1992	49.5
1.31	February 28, 1991	33.3
0.83	January 14, 1990	21.1
1.01	December 28, 1989	25.7
1.42	April 20, 1988	36.1
1.36	December 16, 1987	34.5
1.55	February 15, 1986	39.4
2.04	November 25, 1985	51.8
1.57	December 27, 1984	39.9
1.49	March 02, 1983	37.8
2.03	March 17, 1982	51.6
1.64	March 01, 1981	41.7
1.92	January 29, 1980	48.8
2.57	January 31, 1979	65.3
2.12	January 14, 1978	53.8
1.49	May 08, 1977	37.8
1.71	February 08, 1976	43.4
1.44	March 06, 1975	36.6
1.43	December 04, 1974	36.3
0.71	March 11, 1973	18.0
1.07	November 16, 1972	27.2
0.96	February 17, 1971	24.4
1.64	February 28, 1970	41.7
2.01	January 14, 1969	51.1
1.33	March 08, 1968	33.8
1.53	January 22, 1967	38.9
1.34	December 05, 1966	34.0
2.15	December 10, 1965	54.6
0.82	January 21, 1964	20.8
1.46	November 20, 1963	37.1
1.37	January 20, 1962	34.8
0.97	January 26, 1961	24.6
1.21	January 12, 1960	30.7
1.03	February 21, 1959	26.2
1.37	February 03, 1958	34.8
1.27	January 07, 1957	32.3
0.92	January 27, 1956	23.4
1.31	January 10, 1955	33.3
1.39	March 22, 1954	35.3
0.59	March 01, 1953	15.0
2.11	March 07, 1952	53.6
1.96	December 30, 1951	49.8
1.85	January 29, 1950	47.0
1.09	January 12, 1949	27.7
1.00	October 18, 1948	25.4
1.05	December 05, 1947	26.7
1.00	March 30, 1946	25.4
–	1945	–
–	1944	–
2.56	December 10, 1943	65.0
–	1942	–
1.71	November 12, 1941	43.4
2.31	December 23, 1940	58.7
0.82	January 21, 1939	20.8
2.35	December 15, 1938	59.7
2.71	February 06, 1937	68.8
1.45	February 14, 1936	36.8
1.76	February 06, 1935	44.7
1.16	November 16, 1934	29.5
1.34	April 28, 1933	34.0
1.67	February 16, 1932	42.4
1.24	December 08, 1931	31.5
1.40	March 15, 1930	35.6
0.50	March 10, 1929	12.7
1.03	December 03, 1928	26.2
1.84	February 14, 1927	46.7
3.23	April 05, 1926	82.0
2.95	October 04, 1925	74.9
0.72	March 26, 1924	18.3
0.99	February 01, 1923	25.1
1.10	January 29, 1922	27.9
2.09	December 20, 1921	53.1
0.97	February 08, 1920	24.6
1.00	October 24, 1919	25.4
1.77	March 11, 1918	45.0
1.27	January 18, 1917	32.3
2.19	January 27, 1916	55.6
1.67	January 21, 1915	42.4
2.04	January 26, 1914	51.8
1.00	February 21, 1913	25.4
1.29	March 01, 1912	32.8
1.76	January 10, 1911	44.7
0.70	January 01, 1910	17.8
1.10	December 09, 1909	27.9
1.15	February 03, 1908	29.2
0.79	January 09, 1907	20.1
2.36	March 24, 1906	59.9
1.69	November 05, 1905	42.9
0.82	December 22, 1904	20.8
0.78	February 04, 1903	19.8
1.76	December 17, 1902	44.7
2.39	February 09, 1901	60.7
0.85	May 04, 1900	21.6
1.14	January 11, 1899	29.0
0.71	December 09, 1898	18.0
1.62	January 14, 1897	41.1
1.32	March 03, 1896	33.5
2.15	January 19, 1895	54.6
0.46	March 03, 1894	11.7
1.83	March 21, 1893	46.5
1.10	February 04, 1892	27.9
1.09	February 23, 1891	27.7
1.14	December 04, 1890 +	29.0
1.75	December 15, 1889	44.5
1.02	January 04, 1888	25.9
1.96	February 15, 1887	49.8
1.56	January 11, 1886	39.6
0.80	April 27, 1885	20.3
1.66	December 08, 1884	42.2
1.82	October 27, 1883	46.2
2.49	January 12, 1882	63.2
0.83	March 14, 1881	21.1
1.29	December 17, 1880	32.8
2.68	November 09, 1879	68.1
1.11	February 27, 1878	28.2
1.09	December 18, 1877	27.7
1.53	February 09, 1876	38.9
0.95	January 25, 1875	24.1
1.35	January 18, 1874	34.3
2.52	December 04, 1873	64.0
1.12	February 24, 1872	28.4
–	1871	–
–	1870	–
–	1869	–
–	1868	–
–	1867	–
–	1866	–
0.80	February 18, 1865	20.3
0.44	May 18, 1864	11.2
0.85	November 16, 1863	21.6
–	1862	–
1.30	December 31, 1861	33.0
1.85	November 16, 1860	47.0
–	1859	–
1.10	December 28, 1858	27.9
–	1857	–
1.40	February 04, 1856	35.6
–	1855	–
3.34	December 02, 1854	84.8
1.25	May 13, 1853	31.8
1.55	December 26, 1852	39.4
1.55	December 27, 1851	39.4

San Diego - Extreme Daily Rainfall for Each Year

Reference

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