Stockton, CA: September

30 September 2026: September 2026 averaged 72.1°F in Stockton, CA, the warmest September since 2025, tied 55th warmest of 130 (with 2016).

September 2026

Mean temperature: 72.1°F; Warmest since 2025; 55th warmest of 130
Precipitation: 0.00 in; Ties the record; Driest of 128, provisional

A normal September in Stockton, CA (1991 to 2020): a mean temperature of 73.5°F, between 71.8°F and 74.9°F in eight years of ten and 0.00 in of precipitation, between 0.00 in and 0.28 in in eight years of ten.

The mean temperature of every September in Stockton, CA since 1893: 72.1°F in 2026; the highest is 77.9°F, in 2022.

Normal range, 71.8 to 74.9°F

Every year, ranked, as a table

Every September in Stockton, 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	72.1	55	88.1	52	56	70	0.00	100	0
2025	75.3	10	90	26	60.5	6	0.04	56	0
2024	75.4	8	92	7	58.7	22	trace	74	0
2023	71.9	62	86.2	75	57.5	40	0.02	64	0
2022	77.9	1	93.5	2	62.3	1	0.06	52	0
2021	72.4	50	89.3	35	55.5	80	0.01	69	0
2020	77.2	3	93.3	3	61.1	4	0.00	100	0
2019	73.6	34	88.7	47	58.5	24	0.23	33	0
2018	72	57	88.9	43	55	91	trace	74	0
2017	75.1	12	91.2	12	59	18	trace	74	0
2016	72.1	55	89.6	32	54.6	98	trace	74	0
2015	74.8	15	91.2	12	58.3	30	0.02	64	0
2014	74.4	18	89.8	31	59.1	17	0.59	12	0
2013	71.4	71	85.2	83	57.5	40	0.28	27	0
2012	72.9	41	90.9	16	55	91	trace	74	0
2011	74.8	15	91.7	9	57.8	36	trace	74	0
2010	72	57	89	41	55	91	0.00	100	0
2009	74.9	13	91.5	10	58.4	26	0.28	27	0
2008	73.6	34	91	14	56.1	66	0.00	100	0
2007	71	77	85.3	81	56.7	56	0.13	43	0
2006	71.8	66	89.3	35	54.3	105	0.00	100	0
2005	70.6	82	87.6	60	53.7	111	0.30	25	0
2004	72.2	54	89.3	35	55.2	86	0.02	64	0
2003	73.9	25	90.3	20	57.5	40	trace	74	0
2002	73.4	37	90.6	17	56.2	65	0.00	100	0
2001	71.9	62	88.6	48	55.2	86	0.25	31	0
2000	71.8	66	87.9	57	55.6	77	0.08	47	0
1999	72	57	89.4	34	54.6	98	0.08	47	0
1998	72.5	48	86.2	75	58.7	22	trace	74	0
1997	74.7	17	90.2	22	59.2	14	trace	74	0
1996	72.5	48	88.1	52	56.9	48	0.00	100	0
1995	74.3	21	89.3	35	59.3	13	0.00	100	0
1994	73.9	25	88.9	43	59	18	0.24	32	0
1993	74	24	90.2	22	57.7	37	0.00	100	0
1992	74.2	22	90	26	58.4	26	0.00	100	0
1991	76.1	6	91.8	8	60.5	6	trace	74	0
1990	73.9	25	88	56	59.8	10	trace	74	1
1989	70.2	86	83.8	99	56.6	58	2.06	5	0
1988	72.9	41	88.9	43	56.8	49	0.00	100	0
1987	72.6	46	88.5	49	56.8	49	0.00	100	0
1986	67.1	119	79.8	121	54.4	102	0.80	9	0
1985	68.1	112	80.9	118	55.3	84	0.07	50	0
1984	76.9	4	93.1	4	60.7	5	0.06	52	0
1983	76.2	5	90.6	17	61.8	2	1.79	6	0
1982	71.1	75	85.7	78	56.6	58	2.47	3	0
1981	73.8	30	89.9	28	57.6	38	0.02	64	0
1980	71.2	72	86.8	70	55.6	77	0.00	100	0
1979	77.8	2	95.1	1	60.4	8	0.00	100	0
1978	71.9	62	87	66	56.8	49	0.47	16	0
1977	72.8	43	87	66	58.5	24	0.55	13	0
1976	73.9	25	87.7	59	60	9	0.39	22	0
1975	74.4	18	89.9	28	58.9	20	0.01	69	0
1974	75.4	8	92.1	6	58.8	21	0.00	100	0
1973	70.2	86	84.8	86	55.6	77	0.08	47	0
1972	71.2	72	85.2	83	57.2	46	0.66	10	0
1971	73.7	32	89.3	35	58.2	31	0.19	38	0
1970	73.9	25	91	14	56.8	49	trace	74	0
1969	74.9	13	90.6	17	59.2	14	0.22	34	0
1968	72.8	43	88.1	52	57.4	44	trace	74	0
1967	75.7	7	90.1	24	61.2	3	0.03	60	0
1966	71.9	62	87	66	56.8	49	0.02	64	0
1965	68.4	106	83.4	100	53.4	114	0.01	69	0
1964	70	90	86.7	71	53.3	116	0.00	100	0
1963	74.1	23	88.5	49	59.8	10	0.26	30	0
1962	72	57	87.8	58	56.3	62	trace	74	0
1961	72.4	50	88.3	51	56.6	58	0.38	23	0
1960	73	40	90.3	20	55.8	75	0.05	54	0
1959	70.6	82	84.8	86	56.3	62	3.00	2	0
1958	73.8	30	90.1	24	57.5	40	0.13	43	0
1957	71.5	69	86.4	74	56.7	56	0.15	42	0
1956	70.3	85	86.2	75	54.4	102	0.40	20	0
1955	71.5	69	88.8	46	54.1	109	0.01	69	0
1954	68.5	102	84.8	86	52.2	124	0.00	100	0
1953	72.6	46	87.5	63	57.6	38	trace	74	0
1952	75.3	10	92.3	5	58.2	31	0.03	60	0
1951	70.9	78	87.6	60	54.3	105	trace	74	0
1950	70.8	80	85.4	80	56.3	62	0.28	27	0
1949	71.6	68	87	66	56.1	66	trace	74	0
1948	68.9	96	87.3	64	50.5	130	trace	74	3
1947	73.7	32	89	41	58.4	26	0.01	69	0
1946	70.1	88	84.2	91	56	70	trace	74	0
1945	71.1	75	85.3	81	56.8	49	0.00	100	0
1944	72.7	45	87.3	64	58.2	31	0.00	100	0
1943	70.6	82	84.5	90	56.8	49	0.00	100	0
1941	68.5	102	82.5	106	54.5	101	0.00	100	0
1940	68.5	102	81.1	117	55.9	73	0.03	60	0
1939							0.55	13	30
1938			84.6	89			0.21	36	30
1937	69.7	93	84.1	94	55.3	84	0.00	100	0
1936	73.1	39	89.9	28	56.4	61	0.22	34	0
1935	70.7	81	86.6	73	54.8	95	0.05	54	0
1934	73.3	38	89.5	33	57.1	47	0.47	16	0
1933	68.6	101	84.1	94	53.1	118	trace	74	0
1932	74.4	18	91.5	10	57.4	44	0.00	100	0
1931	68.5	102	83.9	98	53.1	118			0
1930	65.4	125	78.3	126	52.5	122	0.44	19	0
1929	70.1	88	85.1	85	55.1	90	0.00	100	0
1928	72	57	88.1	52	55.9	73	0.00	100	0
1927	66.9	120	83	103	50.8	129	0.04	56	0
1926	67.9	114	84	96	51.9	127	0.00	100	0
1925	65.6	124	77.8	128	53.4	114	trace	74	0
1924	69.3	95	84.2	91	54.4	102	trace	74	0
1923	72.4	50	85.6	79	59.2	14	0.65	11	0
1922	73.6	34	89.3	35	57.9	34			0
1921	68.2	111	82.6	105	53.7	111			0
1920	67.9	114	80.2	120	55.5	80			0
1919	67.3	118	79.5	122	55	91	0.20	37	0
1918	66.7	122	77.3	129	56.1	66	3.68	1	0
1917	70	90	84	96	56	70	0.17	40	0
1916	68.4	106	82.2	110	54.7	96	0.17	40	0
1915	67.9	114	81.8	112	54	110			0
1914			81.7	113			trace	74	7
1913	72.3	53	86.7	71	57.9	34	trace	74	0
1912	68.9	96	81.5	116	56.1	66	1.39	8	1
1911	64.2	130	77.3	129	51.1	128	0.29	26	0
1910	66.9	120	81.6	114	52.1	125	0.40	20	0
1909	68.9	96	82.3	109	55.4	82	0.07	50	0
1908	68.7	99	82.4	107	55.2	86	0.19	38	1
1907	65.1	128	77.2	131	52.9	120	trace	74	0
1906	68.4	106	83.1	102	53.7	111	0.10	46	0
1905	68.4	106	81.6	114	55.2	86	0.04	56	0
1904	70.9	78	83.4	100	58.4	26	2.33	4	0
1903	68.3	110	82.2	110	54.3	105	0.00	100	0
1902	68.7	99	82.8	104	54.6	98	0.00	100	0
1901	65.3	126	78.2	127	52.3	123	0.45	18	0
1900	69.4	94	79.3	123	59.4	12	0.04	56	0
1899	71.2	72	87.6	60	54.7	96	0.00	100	0
1898	67.9	114	82.4	107	53.3	116	0.35	24	0
1897	68.1	112	80.8	119	55.4	82	0.03	60	0
1896	66.7	122	79.2	124	54.2	108	trace	74	0
1895	65.3	126	78.4	125	52.1	125	0.50	15	0
1894	70	90	84.2	91	55.8	75	1.76	7	0
1893	64.7	129	76.8	132	52.6	121	0.13	43	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2022	77.9
1979	77.8
2020	77.2
1984	76.9
1983	76.2
1991	76.1
1967	75.7
2024	75.4
1974	75.4
2025	75.3
More years share the last value

Coldest
Year	Mean, °F
1911	64.2
1893	64.7
1907	65.1
1901	65.3
1895	65.3
1930	65.4
1925	65.6
1918	66.7
1896	66.7
1927	66.9
More years share the last value

Wettest
Year	Precipitation, in
1918	3.68
1959	3.00
1982	2.47
1904	2.33
1989	2.06
1983	1.79
1894	1.76
1912	1.39
1986	0.80
1972	0.66

Driest
Year	Precipitation, in
2026	0.00
2020	0.00
2010	0.00
2008	0.00
2006	0.00
2002	0.00
1996	0.00
1995	0.00
1993	0.00
1992	0.00
More years share the last value

The hottest, coldest and wettest days

Hottest day: 106°F; 10 September 2026
Coldest night: 50°F; 28 September 2026

Every month, season and year

Months

Seasons

Years

Stockton, CA the day's answers

All-time records

Every answer in words

September 2026 brought 0.00 in of precipitation in Stockton, CA, tying the record for the driest September, set in 2020, 2010, 2008 and 25 other years, in 128 years since 1893 (1915 excluded: 30 of 30 days missing; 1920 excluded: 29 of 30 days missing; 1921 excluded: 30 of 30 days missing; 3 more years excluded for missing days); provisional.
The hottest day of September 2026 in Stockton, CA: 106°F on Thursday 10 September 2026.
The coldest night of September 2026 in Stockton, CA: a low of 50°F on Monday 28 September 2026.