San Jose, CA: January

31 January 2026: January 2026 averaged 53°F in San Jose, CA, the warmest January since 2025, tied 13th warmest of 126 (with 1978).

January 2026

Mean temperature: 53°F; Warmest since 2025; 13th warmest of 126
Precipitation: 2.28 in; Driest since 2025; 59th driest of 133

A normal January in San Jose, CA (1991 to 2020): a mean temperature of 51°F, between 48°F and 53.8°F in eight years of ten and 2.46 in of precipitation, between 0.57 in and 5.73 in in eight years of ten.

The mean temperature of every January in San Jose, CA since 1893: 53°F in 2026; the highest is 54.9°F, in 2003.

Normal range, 48 to 53.8°F

Every year, ranked, as a table

Every January in San Jose, CA from 1893 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	53	13	63.1	5	42.8	29	2.28	74	0
2025	53.3	9	64.6	2	41.9	40	0.17	127	0
2024	54.6	2	62.8	7	46.4	7	4.48	29	0
2023	51.8	29	59.5	42	44.1	20	5.52	15	0
2022	52.5	18	63.4	4	41.5	46	trace	133	0
2021	52.3	22	62	12	42.6	32	2.83	57	0
2020	51	36	59.7	36	42.3	37	0.80	114	1
2019	53.2	11	61.6	14	44.7	19	2.89	55	0
2018	54.4	4	62.7	9	46.1	8	3.20	47	0
2017	49.7	55	57.4	79	41.9	40	5.61	12	0
2016	53.9	5	60.6	19	47.1	2	4.09	34	0
2015	51.4	31	62.3	10	40.6	60	0.01	132	0
2014	53.7	6	65.9	1	41.5	46	0.12	130	0
2013	47.7	92	58.1	66	37.3	103	0.69	118	0
2012	50.9	38	61.8	13	39.9	75	0.90	106	0
2011	51.2	34	60.4	24	42	39	0.96	104	0
2010	51	36	58.1	66	43.9	23	4.58	28	0
2009	52.3	22	63	6	41.6	45	1.30	96	0
2008	48.1	85	55.5	108	40.7	57	5.60	13	0
2007	47.9	88	59.1	50	36.8	108	0.84	109	0
2006	51.4	31	60.4	24	42.4	35	2.35	71	0
2005	49	69	56.8	90	41.1	51	2.57	65	0
2004	49.9	50	56.8	90	43	26	1.51	90	0
2003	54.9	1	62.8	7	47	3	0.61	121	0
2002	47.4	99	56.2	98	38.6	92	0.69	118	0
2001	48	87	57.7	75	38.3	97	2.57	65	0
2000	52.4	20	59.8	34	44.9	18	4.79	23	0
1999	49.1	65	58.4	63	39.7	79	2.77	59	0
1998	53.7	6	60.3	28	47	3	4.81	21	0
1997	52	25	58.4	63	45.5	14	6.80	8	0
1996	52.7	16	60.3	28	45.2	17	3.03	51	0
1995					48.8	1	8.66	3	6
1994					41	53	1.33	95	7
1993	48.8	73	56.8	90	40.8	56	6.98	7	0
1992	48.3	80	57	87	39.7	79	1.73	86	0
1991	49.7	55	59.1	50	40.3	64	0.18	126	0
1990	50.5	41	59.2	48	41.8	43	1.93	82	0
1989	47.8	91	56.7	93	38.9	89	1.06	100	0
1988	51.2	34	59.5	42	43	26	2.08	78	0
1987	49.1	65	57.4	79	40.9	54	1.60	89	0
1986	54.5	3	62.1	11	47	3	2.41	70	0
1985	45.5	115	54.1	117	37	107	0.74	116	0
1984	50.7	40	59.6	41	41.8	43	0.17	127	0
1983	48.7	74	57.3	83	40.1	68	7.41	5	0
1982	47	102	56.2	98	37.8	101	4.46	30	1
1981	52.1	24	60.4	24	44	21	3.71	40	1
1980	52.5	18	59.7	36	45.3	16	2.62	64	0
1979	48.7	74	56.1	101	41.4	48	3.67	41	0
1978	53	13	60	32	46	10	7.07	6	0
1977	47.5	95	56.9	89	38.1	98	0.76	115	0
1976	48.5	78	60.6	19	36.3	110	0.32	125	0
1975	47.6	93	58	71	37.3	103	0.84	109	0
1974	49.5	61	57.8	73	41.3	49	2.51	67	0
1973	47.9	88	55.6	106	40.3	64	5.12	18	0
1972	46	111	55.8	104	36.3	110	1.21	98	0
1971	49	69	57.4	79	40.6	60	0.91	105	0
1970	52.8	15	59.9	33	45.6	13	4.02	35	0
1969	47.5	95	54.7	114	40.2	67	5.56	14	0
1968	46.8	104	56.4	95	37.1	105	5.37	16	0
1967	49.6	58	59.1	50	40.1	68	4.87	19	0
1966	48.4	79	58.8	55	38	99	1.19	99	0
1965	49.2	64	57.7	75	40.7	57	2.13	77	0
1964	49.9	50	58.7	56	41.2	50	3.38	46	0
1963	47.9	88	57.1	85	38.7	90	3.99	37	0
1962	50.1	45	60.2	30	40	71	0.81	111	0
1961	49.7	55	59.1	50	40.3	64	1.36	93	0
1960	50.1	45	57.6	77	42.6	32	2.91	53	0
1959	53.3	9	60.9	17	45.8	12	3.05	50	0
1958	51.9	26	61	16	42.7	30	2.91	53	0
1957	47.4	99	55.7	105	39.1	87	2.79	58	0
1956	51.8	29	57.6	77	46	10	4.66	26	0
1955	46.3	109	54.2	115	38.5	93	4.13	31	0
1954	50.2	44	58.1	66	42.2	38	2.21	76	2
1953	53.5	8	60.5	22	46.5	6	1.40	92	0
1952	48.3	80	55.6	106	40.9	54	6.34	9	1
1951	50.1	45	57.1	85	43.1	25	1.87	84	0
1950	46.6	105	54	119	39.2	84	3.20	47	0
1949	42.6	125	51.8	125	33.4	125	0.58	122	0
1948	53.1	12	64.2	3	41.9	40	0.16	129	0
1947	45.7	113	56.3	97	35.2	118	0.62	120	0
1946	48.9	71	58.6	58	39.2	84	0.81	111	0
1945	48.2	84	56.7	93	39.6	82	0.37	124	0
1944	50.9	38	59.4	46	42.5	34	1.98	81	0
1943	50.4	42	60.1	31	40.6	60	4.02	35	0
1942	50.4	42	58.1	66	42.7	30	3.95	39	0
1941	52.6	17	59.8	34	45.5	14	3.54	44	0
1940	51.9	26	59.7	36	44	21	4.81	21	0
1939	48.3	80	58.1	66	38.5	93	2.47	68	0
1938	49.1	65	58.2	65	40	71	4.13	31	0
1937	42.2	126	50.2	126	34.2	124	2.69	62	1
1936	51.9	26	60.4	24	43.2	24	1.50	91	1
1935	48.3	80	57.2	84	39.8	78	3.65	42	1
1934	50.1	45	59.5	42	40.7	57	0.41	123	0
1933	44	123	52.5	123	35.5	117	4.12	33	0
1932	47	102	56	102	38	99	2.28	74	0
1931	49.8	53	59.7	36	40	71	3.56	43	0
1930	48.1	85	56.2	98	40	71	3.49	45	0
1929	45.7	113	55.5	108	35.8	115	0.86	107	0
1928	48.6	77	57.9	72	39.2	84	0.98	102	0
1927	49.1	65	58.6	58	39.7	79	2.07	79	0
1926	46.5	108	57	87	36	114	3.11	49	0
1925	48.9	71	59.1	50	38.7	90	0.86	107	0
1924	47.5	95	60.6	19	34.3	123	1.70	87	0
1923	46	111	54.9	112	37.1	105	1.93	82	0
1922	42.9	124	54.1	117	31.7	128	2.46	69	0
1921	47.3	101	56	102	38.5	93	4.75	24	0
1920	49.5	61	61.4	15	37.5	102	0.10	131	0
1919	47.6	93	60.7	18	34.5	122	1.06	100	0
1918	49.5	61	60.5	22	38.5	93	0.70	117	0
1917	44.1	122	55.1	111	33.1	126	0.98	102	0
1916	46.1	110	52.4	124	39.9	75	8.71	2	0
1915	48.7	74	57.4	79	40.1	68	4.85	20	0
1914	50.1	45	57.8	73	42.4	35	6.23	11	0
1913	45.2	116	54.9	112	35.6	116	2.29	73	0
1912	49.9	50	59.2	48	40.6	60	1.36	93	0
1911	49.6	58	59.5	42	39.6	82	12.38	1	0
1910	44.9	118	53.1	122	36.6	109	2.31	72	0
1909	52.4	20	58.7	56	46.1	8	7.69	4	0
1908	49.8	53	58.5	62	41.1	51	2.63	63	0
1907	46.6	105	54.2	115	39	88	4.61	27	0
1906							2.86	56	31
1905	51.4	31	59.7	36	43	26	2.70	61	0
1904	46.6	105	58.6	58	34.6	120	1.28	97	0
1903							2.74	60	31
1902	47.5	95	58.6	58	36.3	110	0.81	111	0
1901							3.98	38	31
1900							2.05	80	31
1899							1.78	85	31
1897	44.9	118	55.2	110	34.6	120	1.68	88	0
1896	49.6	58	59.3	47	39.9	75	5.17	17	0
1895	45	117	53.9	120	36.1	113	6.28	10	0
1894	44.6	121	53.9	120	35.2	118	4.71	25	0
1893	44.7	120	56.4	95	32.9	127	3.03	51	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2003	54.9
2024	54.6
1986	54.5
2018	54.4
2016	53.9
2014	53.7
1998	53.7
1953	53.5
2025	53.3
1959	53.3

Coldest
Year	Mean, °F
1937	42.2
1949	42.6
1922	42.9
1933	44
1917	44.1
1894	44.6
1893	44.7
1910	44.9
1897	44.9
1895	45

Wettest
Year	Precipitation, in
1911	12.38
1916	8.71
1995	8.66
1909	7.69
1983	7.41
1978	7.07
1993	6.98
1997	6.80
1952	6.34
1895	6.28

Driest
Year	Precipitation, in
2022	trace
2015	0.01
1920	0.10
2014	0.12
1948	0.16
2025	0.17
1984	0.17
1991	0.18
1976	0.32
1945	0.37

The hottest, coldest and wettest days

Hottest day: 71°F; 16 January 2026
Coldest night: 34°F; 10 January 2026
Wettest day: 1.12 in; 4 January 2026

Every month, season and year

Months

Seasons

Years

San Jose, CA the day's answers

All-time records

Every answer in words

January 2026 brought 2.28 in of precipitation in San Jose, CA, the driest January since 2025, tied 59th driest of 133 (with 1932).
The hottest day of January 2026 in San Jose, CA: 71°F on Friday 16 January 2026.
The coldest night of January 2026 in San Jose, CA: a low of 34°F on Saturday 10 January 2026.
The wettest day of January 2026 in San Jose, CA: 1.12 in on Sunday 4 January 2026.