Eureka, CA: 2026

9 October 2026: 2026 so far averaged 54.4°F in Eureka, CA (1 day missing), the warmest 1 January to 9 October since 2016, tied 21st warmest of 140 (with 1926).

2026 so far, to 9 October 2026

Mean temperature: 54.4°F; Warmest since 2016; 21st warmest of 140

A normal 1 January to 9 October in Eureka, CA (1991 to 2020): a mean temperature of 54°F, between 52.5°F and 55.3°F in eight years of ten and 25.62 in of precipitation, between 15.69 in and 35.50 in in eight years of ten.

The mean temperature of every 1 January to 9 October in Eureka, CA since 1887: 54.4°F in 2026; the highest is 56.4°F, in 1992.

Normal range, 52.5 to 55.3°F

Every year, ranked, as a table

Every 1 January to 9 October in Eureka, CA from 1887 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	54.4	21	60.5	18	48.4	24	17.04	120	1
2025	53.4	42	59.5	41	47.4	58	26.52	56	0
2024	53.9	33	60.4	20	47.4	58	34.71	13	0
2023	52.6	71	58.8	53	46.4	104	29.28	38	0
2022	53.5	40	59.9	32	47	76	12.70	135	0
2021	52.3	80	58.7	55	46	126	18.91	106	0
2020	53.9	33	60.3	22	47.6	54	19.64	99	0
2019	54.3	23	60.7	16	47.8	46	33.11	15	0
2018	53.2	52	59.4	43	47	76	26.34	58	0
2017	53.9	33	60	30	47.7	51	38.07	7	0
2016	54.8	12	61.1	10	48.6	18	27.84	45	0
2015	55.4	3	61.7	5	49	9	13.13	134	0
2014	54.7	15	61.1	10	48.4	24	19.12	104	1
2013	52.9	64	59.4	43	46.4	104	14.70	127	0
2012	51.8	107	57.9	75	45.8	128	30.72	26	0
2011	52.5	76	58.6	58	46.4	104	28.23	43	0
2010	53.2	52	59.4	43	47.1	71	34.72	12	0
2009	53.1	57	59.6	39	46.6	99	18.68	108	0
2008	51.8	107	58	73	45.6	133	19.42	102	0
2007	53.3	47	59.7	36	46.8	87	23.35	73	0
2006	53.1	57	59.5	41	46.7	91	35.35	11	0
2005	54.1	27	60.3	22	47.8	46	26.96	52	0
2004	55.3	5	62	4	48.7	16	21.97	85	0
2003	54.9	9	61.6	6	48.3	27	28.42	42	0
2002	52.9	64	59.6	39	46.1	121	19.81	97	0
2001	53.1	57	60.1	27	46.1	121	14.48	128	0
2000	54.3	23	61	12	47.6	54	24.90	67	0
1999	52.1	91	58.4	61	45.8	128	27.85	44	0
1998	54.3	23	60.2	24	48.5	21	41.85	4	0
1997	55.3	5	62.3	3	48.2	33	23.71	71	0
1996	54.1	27	60.8	14	47.4	58	30.70	27	0
1995	54.9	9	61	12	48.8	14	36.85	9	0
1994	54.9	9	60.8	14	49	9	19.53	101	0
1993	54.6	17	60.4	20	48.8	14	30.45	29	0
1992	56.4	1	62.5	2	50.2	1	15.80	123	0
1991	53.4	42	59.1	50	47.8	46	17.78	115	0
1990	54.6	17	60.2	24	49	9	21.59	88	0
1989	54.2	26	59.8	33	48.6	18	20.18	96	0
1988	54.5	20	60.5	18	48.5	21	16.36	122	0
1987	55.4	3	61.4	7	49.4	5	18.11	112	0
1986	55.1	8	61.4	7	48.7	16	30.13	31	0
1985	53.4	42	60	30	46.8	87	13.24	133	0
1984	54.6	17	61.4	7	47.8	46	18.13	111	0
1983	56.2	2	63	1	49.4	5	40.99	5	0
1982	53.3	47	60.2	24	46.4	104	25.59	62	1
1981	54	30	59.8	33	48.3	27	22.18	83	0
1980	53.3	47	58.7	55	47.9	40	20.51	93	0
1979	53.7	37	59.4	43	48	37	19.68	98	0
1978	54.1	27	59.7	36	48.4	24	22.06	84	0
1977	52.2	83	57.9	75	46.4	104	15.50	124	0
1976	51.6	113	57.1	101	46.1	121	18.02	113	0
1975	51.3	124	56.2	124	46.3	112	30.20	30	0
1974	52.1	91	57.1	101	47.2	65	23.31	74	0
1973	52.2	83	57.4	89	47	76	21.66	87	0
1972	52.5	76	57.5	84	47.5	56	24.60	69	0
1971	51.6	113	56.6	114	46.7	91	25.13	65	0
1970	52.5	76	57.9	75	47.2	65	21.84	86	0
1969	52	98	57.1	101	46.9	82	29.43	35	0
1968	53.2	52	58.3	65	48.1	35	18.73	107	0
1967	52.1	91	57.2	98	46.9	82	27.15	50	0
1966	52.3	80	57.5	84	47.1	71	22.91	77	0
1965	51.4	121	56.1	130	46.7	91	15.32	125	0
1964	51.3	124	56.4	121	46.1	121	22.20	82	0
1963	53.7	37	58.8	53	48.6	18	27.16	49	0
1962	51.9	101	56.8	110	46.9	82	23.11	75	0
1961	53.1	57	58.3	65	47.9	40	28.79	41	0
1960	52.2	83	57.3	95	47.2	65	29.34	37	0
1959	52.9	64	58.2	69	47.7	51	24.91	66	0
1958	54.8	12	60.1	27	49.4	5	31.93	22	0
1957	53.3	47	58.4	61	48.2	33	27.80	46	0
1956	52.2	83	57.4	89	46.9	82	25.96	60	0
1955	49.9	139	55	140	44.9	138	17.09	119	0
1954	52.1	91	57.2	98	47.1	71	26.92	54	0
1953	52.6	71	57.8	78	47.5	56	34.18	14	0
1952	51.3	124	56.3	122	46.3	112	26.50	57	0
1951	51.5	118	56.2	124	46.9	82	25.39	63	0
1950	51.4	121	56.5	118	46.2	118	33.08	16	0
1949	51.6	113	56.9	109	46.4	104	20.39	95	0
1948	51.9	101	57.4	89	46.4	104	32.64	18	0
1947	54	30	59.4	43	48.5	21	15.18	126	0
1946	52.3	80	57.8	78	46.8	87	16.76	121	0
1945	52.1	91	57.4	89	46.7	91	26.24	59	0
1944	52	98	56.8	110	47.2	65	18.22	110	0
1943	53.4	42	58.4	61	48.3	27	22.78	78	0
1942	53.4	42	58.5	60	48.3	27	22.33	80	0
1941	55.2	7	60.6	17	49.9	2	32.70	17	0
1940	54.8	12	60.1	27	49.5	4	26.67	55	0
1939	52.2	83	57.4	89	47	76	17.78	115	0
1938	52.6	71	57.5	84	47.7	51	38.89	6	0
1937	51.8	107	57.2	98	46.4	104	28.96	40	0
1936	53.8	36	59.3	48	48.3	27	22.33	80	0
1935	52	98	57.3	95	46.7	91	23.01	76	0
1934	54.7	15	59.8	33	49.7	3	14.20	129	0
1933	50.9	132	56	134	45.9	127	23.42	72	1
1932	51.7	110	56.8	110	46.6	99	19.31	103	0
1931	53.6	39	59.1	50	48	37	13.84	131	0
1930	53.1	57	58.3	65	47.9	40	17.70	117	0
1929	51.7	110	57.1	101	46.3	112	13.93	130	0
1928	53.1	57	58.4	61	47.8	46	20.60	92	2
1927	52.6	71	57.8	78	47.4	58	26.97	51	0
1926	54.4	21	59.7	36	49	9	17.18	118	0
1925	53.1	57	58.1	71	48	37	27.51	48	0
1924	51.9	101	57.3	95	46.6	99	10.66	136	0
1923	52.6	71	57.8	78	47.4	58	13.49	132	0
1922	50.9	132	56.1	130	45.7	131	24.33	70	0
1921	51.6	113	56.6	114	46.7	91	24.65	68	0
1920	51.7	110	57.1	101	46.2	118	19.61	100	0
1919	51.9	101	57.1	101	46.7	91	29.56	34	0
1918	52.2	83	57.6	83	46.8	87	18.37	109	0
1917	49.9	139	55.2	138	44.7	140	21.12	90	0
1916	51.5	118	56.7	113	46.3	112	29.39	36	0
1915	53.2	52	58.2	69	48.1	35	27.68	47	0
1914	52.1	91	57	108	47.2	65	25.27	64	0
1913	51.3	124	56.6	114	46.1	121	20.76	91	0
1912	52.2	83	57.1	101	47.2	65	32.43	19	0
1911	50.3	138	55.2	138	45.4	136	22.60	79	0
1910	51.1	128	55.9	135	46.3	112	19.10	105	0
1909	51.1	128	55.8	136	46.5	102	31.29	23	0
1908	50.9	132	56.2	124	45.6	133	20.45	94	0
1907	52.4	79	56.5	118	48.3	27	41.87	3	0
1906	52.9	64	57.8	78	47.9	40	29.87	33	0
1905	54	30	58.6	58	49.4	5	18.00	114	0
1904	51.6	113	56.2	124	47	76	49.31	1	0
1903	51.9	101	56.6	114	47.1	71	32.26	20	0
1902	52.7	70	57.5	84	47.9	40	37.26	8	0
1901	51.9	101	56.5	118	47.3	63	31.19	24	0
1900	53.5	40	58.1	71	48.9	13	26.95	53	0
1899	50.8	136	55.4	137	46.2	118	25.75	61	0
1898	51.4	121	56.2	124	46.5	102	21.45	89	0
1897	52.1	91	58	73	46.3	112	29.25	39	0
1896	52.8	68	59	52	46.7	91	35.59	10	0
1895	51.5	118	57.5	84	45.4	136	30.09	32	0
1894	51	130	56.3	122	45.6	133	32.24	21	0
1893	51	130	56.2	124	45.7	131	31.18	25	0
1892	52.2	83	57.4	89	47	76			0
1891	52.8	68	58.3	65	47.3	63	30.50	28	0
1890	50.9	132	56.1	130	45.8	128	48.67	2	0
1889	53.2	52	59.3	48	47.1	71			0
1888	53.3	47	58.7	55	47.9	40			0
1887	50.4	137	56.1	130	44.8	139			0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1992	56.4
1983	56.2
2015	55.4
1987	55.4
2004	55.3
1997	55.3
1941	55.2
1986	55.1
2003	54.9
1995	54.9
More years share the last value

Coldest
Year	Mean, °F
1955	49.9
1917	49.9
1911	50.3
1887	50.4
1899	50.8
1933	50.9
1922	50.9
1908	50.9
1890	50.9
1894	51
More years share the last value

Wettest
Year	Precipitation, in
1904	49.31
1890	48.67
1907	41.87
1998	41.85
1983	40.99
1938	38.89
2017	38.07
1902	37.26
1995	36.85
1896	35.59

Driest
Year	Precipitation, in
1924	10.66
2022	12.70
2015	13.13
1985	13.24
1923	13.49
1931	13.84
1929	13.93
1934	14.20
2001	14.48
2013	14.70

The hottest, coldest and wettest days

Hottest day: 74°F; 9 September 2026
Coldest night: 32°F; 9 January 2026
Wettest day: 2.13 in; 24 February 2026

Month by month

Month	Mean temperature	Precipitation
January	48.8°F 48th warmest of 140	3.76 in 30th driest of 140
February	50.5°F 28th warmest of 140	7.44 in 38th wettest of 140
March	51.8°F 18th warmest of 140	0.48 in 2nd driest of 140
April	52°F 23rd warmest of 140	3.48 in 42nd wettest of 135
May	54°F 31st warmest of 140	0.44 in 19th driest of 140
June	55.9°F 50th warmest of 140	0.67 in 54th wettest of 140
July	59°F 14th warmest of 140	0.02 in 43rd driest of 140
August	59.1°F 31st warmest of 140	0.07 in 61st wettest of 140
September	58.6°F 21st warmest of 140	0.64 in 66th wettest of 140
October so far	55°F 57th coldest of 140	0.04 in 46th driest of 140

Hot days and freezes

Eureka, CA has had 1 freezing night (a low of 32°F or below) in 2026 through 9 October (1 day missing), the most by that date since 2025, tied 92nd most of 140 (with 2024, 2015, 2014 and 16 other years).
The last freeze of spring 2026 in Eureka, CA came on Friday 9 January 2026, the latest since 2025, 103rd latest of 140.

Every month, season and year

Months

Seasons

Years

2025
2026

Eureka, CA the day's answers

All-time records

Every answer in words

The hottest day of 2026 so far in Eureka, CA: 74°F on Wednesday 9 September 2026.
The coldest night of 2026 so far in Eureka, CA: a low of 32°F on Friday 9 January 2026.
The wettest day of 2026 so far in Eureka, CA: 2.13 in on Tuesday 24 February 2026.

About these figures

Daily records set and not listed: 0