San Diego, CA: October

9 October 2026: October 2026 so far brought 0.00 in of precipitation in San Diego, CA, tying the record for the driest 1 to 9 October, set in 2024, 2020, 2019 and 81 other years, in 172 years since 1850 (1866 excluded: 9 of 9 days missing; 1867 excluded: 9 of 9 days missing; 1868 excluded: 9 of 9 days missing; 2 more years excluded for missing days); provisional.

October 2026 so far, to 9 October 2026

Precipitation: 0.00 in; Ties the record; Driest of 172, provisional

A normal 1 to 9 October in San Diego, CA (1991 to 2020): a mean temperature of 68.7°F, between 66.3°F and 72.4°F in eight years of ten and 0.00 in of precipitation, between 0.00 in and 0.20 in in eight years of ten.

The mean temperature of every 1 to 9 October in San Diego, CA since 1875: the highest is 75.5°F, in 2014.

Normal range, 66.3 to 72.4°F

Every year, ranked, as a table

Every 1 to 9 October in San Diego, CA from 1850 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026					70.3	1	0.00	88	1
2025	67.2	75	73	77	61.3	63	0.02	48	0
2024	67.8	64	72.4	84	63.2	35	0.00	88	0
2023	68.6	49	76.4	32	60.7	83	trace	60	0
2022	69.9	29	73.6	71	66.2	11	trace	60	0
2021	71.3	16	79.3	9	63.2	35	0.80	3	0
2020	74.9	2	84.3	2	65.4	14	0.00	88	0
2019	66.7	80	75.9	38	57.6	127	0.00	88	0
2018	71.3	16	75.7	43	67	6	0.09	33	0
2017	70.1	28	76.6	31	63.7	33	0.00	88	0
2016	71.3	16	78.9	12	63.8	31	0.00	88	0
2015	73.2	4	79.3	9	67.1	4	0.41	14	0
2014	75.5	1	85.6	1	65.4	14	trace	60	0
2013	68.5	52	75	51	62	49	0.07	37	0
2012	72.1	10	77.4	19	66.8	7	0.00	88	0
2011	66.3	85	72.2	91	60.3	89	0.44	13	0
2010	68.7	44	73.7	68	63.8	31	0.76	4	0
2009	65.4	99	71.6	97	59.3	101	trace	60	0
2008	72.3	7	79.3	9	65.2	18	0.18	28	0
2007	67.6	70	75	51	60.1	91	trace	60	0
2006	66.3	85	70.8	109	61.9	52	0.00	88	0
2005	68.6	49	75.4	46	61.8	57	0.00	88	0
2004	67.3	74	71.8	94	62.8	43	0.00	88	0
2003	66.2	89	69.4	127	63	39	0.00	88	0
2002	66	93	72.4	84	59.6	97	0.01	53	0
2001	67.7	66	71.1	107	64.2	23	0.00	88	0
2000	68.3	54	71.4	99	65.1	20	0.08	34	0
1999	68.7	44	76.9	26	60.6	85	0.00	88	0
1998	67.9	61	74.8	56	61	72	0.00	88	0
1997	70.3	25	74.3	62	66.3	10	trace	60	0
1996	66.9	77	71	108	62.9	41	0.00	88	0
1995	69.6	35	76.7	28	62.4	47	0.00	88	0
1994	69.7	32	77.3	21	62	49	trace	60	0
1993	68.7	44	73.1	75	64.2	23	trace	60	0
1992	69.8	30	77.1	23	62.6	45	0.00	88	0
1991	70.8	22	77.6	18	64	26	0.00	88	0
1990	71.1	20	78.2	16	63.9	27	trace	60	0
1989	67.7	66	72.7	82	62.8	43	0.00	88	0
1988	68.2	58	73.8	67	62.6	45	0.00	88	0
1987	72.9	5	81.6	6	64.2	23	0.00	88	0
1986	66.3	85	71.8	94	60.8	81	0.48	11	0
1985	72.2	8	78.9	12	65.4	14	0.14	31	0
1984	71.3	16	74.8	56	67.8	2	trace	60	0
1983	71.7	13	76.2	34	67.1	4	0.37	17	0
1982	69.4	36	77.2	22	61.6	59	0.00	88	0
1981	69.4	36	73.3	73	65.4	14	trace	60	0
1980	67.9	61	71.4	99	64.3	22	trace	60	0
1979	71.8	12	77	25	66.6	8	0.00	88	0
1978	71.6	15	75.4	46	67.8	2	0.00	88	0
1977	71.7	13	76.9	26	66.6	8	0.39	16	0
1976	73.6	3	81.7	5	65.6	12	trace	60	0
1975	67.8	64	73.6	71	62	49	0.04	45	0
1974	67.7	66	71.6	97	63.9	27	0.00	88	0
1973	65.2	103	69.3	129	61	72	0.01	53	0
1972	69	39	74.9	53	63.1	38	0.00	88	0
1971	72.8	6	84.3	2	61.3	63	trace	60	0
1970	68.7	44	74.4	60	63	39	0.06	41	0
1969	68.3	54	76	36	60.7	83	0.00	88	0
1968	67.1	76	72.4	84	61.8	57	trace	60	0
1967	68.8	41	76.7	28	61	72	0.00	88	0
1966	68.8	41	73.7	68	63.9	27	0.02	48	0
1965	68.8	41	77.4	19	60.1	91	0.00	88	0
1964	71	21	80.1	7	61.9	52	0.00	88	0
1963	70.8	22	77.1	23	64.6	21	trace	60	0
1962	64.4	115	70.1	118	58.7	111	trace	60	0
1961	65.3	102	72.4	84	58.1	120	0.20	24	0
1960	69.8	30	77.8	17	61.9	52	0.01	53	0
1959	67.6	70	75.9	38	59.3	101	0.02	48	0
1958	71.9	11	78.6	15	65.2	18	0.00	88	0
1957	65.4	99	73	77	57.8	123	trace	60	0
1956	69.3	38	75.3	48	63.2	35	trace	60	0
1955	63.6	132	69.4	127	57.8	123	0.00	88	0
1954	65	109	70.2	116	59.8	95	0.00	88	0
1953	72.2	8	83	4	61.3	63	0.00	88	0
1952	67.5	73	75.1	49	59.9	94	0.00	88	0
1951	70.8	22	80.1	7	61.6	59	0.04	45	0
1950	66.4	84	74.2	64	58.6	113	0.00	88	0
1949	65.5	98	70.7	110	60.3	89	trace	60	0
1948	66.9	77	74.9	53	58.9	109	trace	60	0
1947	68.5	52	75.8	41	61.2	66	0.00	88	0
1946	64.9	110	73.2	74	56.6	138	0.05	43	0
1945	70.3	25	78.7	14	61.9	52	trace	60	0
1944	65.1	105	73	77	57.2	132	0.00	88	0
1943	68.9	40	75.9	38	61.9	52	0.00	88	0
1942	66.3	85	71.8	94	60.8	81	0.00	88	0
1941	65.4	99	73.7	68	57.2	132	0.00	88	0
1940	66.6	83	73.1	75	60	93	0.02	48	0
1939	64.4	115	71.4	99	57.4	129	0.62	9	0
1938	64.2	123	70.4	113	57.9	122	0.15	30	0
1937	64.4	115	71.3	102	57.6	127	trace	60	0
1936	67.7	66	74.6	59	60.9	78	0.00	88	0
1935	63.8	128	68.1	144	59.4	98	0.01	53	0
1934	67.6	70	74	65	61.2	66	0.06	41	0
1933	65.1	105	69.7	125	60.4	86	trace	60	0
1932	64.2	123	67.9	145	60.4	86	0.74	5	0
1931	69.7	32	76.4	32	62.9	41	0.00	88	0
1930	66.8	79	74.7	58	59	106	0.22	22	0
1929	70.3	25	76.7	28	63.9	27	0.00	88	0
1928	63.8	128	69.3	129	58.2	117	0.00	88	0
1927	64.4	115	72.6	83	56.3	140	0.00	88	0
1926	68.6	49	76	36	61.1	70	0.21	23	0
1925	62.9	139	69.8	122	56	141	3.50	1	0
1924	63.4	135	68.7	137	58.2	117	0.19	26	0
1923	64.3	121	69.1	133	59.4	98	0.31	18	0
1922	65.8	96	72.3	90	59.2	103	0.00	88	0
1921	64.4	115	67.9	145	60.9	78	0.46	12	0
1920	64.3	121	69.7	125	59	106	0.00	88	0
1919	63.1	138	70.3	114	55.9	142	0.00	88	0
1918	69.7	32	73.9	66	65.6	12	0.41	14	0
1917	66.7	80	72.4	84	61	72	0.00	88	0
1916	59.7	151	65.8	150	53.7	150	0.69	7	0
1915	63.4	135	68.9	134	58	121	0.00	88	0
1914	64.2	123	68.6	141	59.8	95	0.70	6	0
1913	64.6	114	70.7	110	58.4	116	trace	60	0
1912	60.5	149	65.8	150	55.2	146	0.89	2	0
1911	65.2	103	73	77	57.3	130	0.00	88	0
1910	65.8	96	72.1	92	59.4	98	0.00	88	0
1909	62.6	143	69.3	129	55.9	142	0.00	88	0
1908	62.4	145	70.1	118	54.8	149	0.00	88	0
1907	64.4	115	70.7	110	58.2	117	0.08	34	0
1906	68.3	54	75.8	41	60.9	78	0.00	88	0
1905	68.3	54	75.6	45	61	72	0.00	88	0
1904	66.2	89	71.3	102	61	72	0.17	29	0
1903	63.9	126	70	121	57.8	123	0.07	37	0
1902	63.8	128	68.4	142	59.2	103	0.00	88	0
1901	61.8	146	66.3	149	57.3	130	0.00	88	0
1900	63.6	132	68.7	137	58.6	113	0.08	34	0
1899	66.7	80	72	93	61.4	62	0.00	88	0
1898	62.5	144	68.4	142	56.6	138	0.00	88	0
1897	63.7	131	68.8	136	58.6	113	0.04	45	0
1896	64.9	110	71.2	105	58.7	111	0.00	88	0
1895	64.7	113	70.2	116	59.1	105	trace	60	0
1894	65.1	105	74.4	60	55.8	144	0.00	88	0
1893	65.1	105	75.1	49	55.1	147	0.00	88	0
1892	67.9	61	74.3	62	61.6	59	0.05	43	0
1891	64.9	110	74.9	53	55	148	0.00	88	0
1890	65.9	95	72.9	81	59	106	0.01	53	0
1889	66.2	89	71.3	102	61.1	70	0.24	21	0
1888	66	93	69.8	122	62.2	48	0.01	53	0
1887	63.9	126	68.9	134	58.9	109	0.00	88	0
1886	62.7	142	67.7	147	57.7	126	0.00	88	0
1885	68.1	59	75.7	43	60.4	86	trace	60	0
1884	60.1	150	68.7	137	51.4	152	0.07	37	0
1883	62.9	139	70.3	114	55.6	145	0.07	37	0
1882	61.6	148	69.8	122	53.4	151	0.26	20	0
1881	63.5	134	70.1	118	56.9	136	0.00	88	0
1880	61.8	146	66.7	148	56.9	136	0.53	10	0
1879	62.9	139	68.7	137	57.1	135	0.13	32	0
1878	63.2	137	69.2	132	57.2	132	0.00	88	0
1877	66.2	89	71.2	105	61.2	66	0.00	88	0
1876	68.1	59	72.4	84	63.7	33	0.00	88	0
1875	68.7	44	76.2	34	61.2	66	0.00	88	0
1874							0.27	19	3
1873							0.00	88	9
1872							0.00	88	9
1870							0.00	88	9
1865							0.00	88	9
1864							0.00	88	9
1863							0.00	88	9
1862							0.00	88	9
1861							0.02	48	9
1860							trace	60	9
1859							0.00	88	9
1858							0.20	24	9
1857							0.64	8	9
1856							0.00	88	9
1855							0.00	88	9
1854							0.00	88	9
1853							0.00	88	9
1852							0.00	88	9
1851							0.01	53	9
1850							0.19	26	9

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2014	75.5
2020	74.9
1976	73.6
2015	73.2
1987	72.9
1971	72.8
2008	72.3
1985	72.2
1953	72.2
2012	72.1

Coldest
Year	Mean, °F
1916	59.7
1884	60.1
1912	60.5
1882	61.6
1901	61.8
1880	61.8
1908	62.4
1898	62.5
1909	62.6
1886	62.7

Wettest
Year	Precipitation, in
1925	3.50
1912	0.89
2021	0.80
2010	0.76
1932	0.74
1914	0.70
1916	0.69
1857	0.64
1939	0.62
1880	0.53

Driest
Year	Precipitation, in
2026	0.00
2024	0.00
2020	0.00
2019	0.00
2017	0.00
2016	0.00
2012	0.00
2006	0.00
2005	0.00
2004	0.00
More years share the last value

The hottest, coldest and wettest days

Hottest day: 100°F; 4 October 2026
Coldest night: 66°F; 1 October 2026

Every month, season and year

Months

Seasons

Years

San Diego, CA the day's answers

All-time records

Every answer in words

The hottest day of October 2026 so far in San Diego, CA: 100°F on Sunday 4 October 2026.
The coldest night of October 2026 so far in San Diego, CA: a low of 66°F on Thursday 1 October 2026.