Eugene, OR: December

31 December 2025: December 2025 averaged 45.5°F in Eugene, OR, the warmest December since 2023, 8th warmest of 128.

December 2025

Mean temperature: 45.5°F; Warmest since 2023; 8th warmest of 128
Precipitation: 5.51 in; Driest since 2022; 64th driest of 134

A normal December in Eugene, OR (1991 to 2020): a mean temperature of 41.1°F, between 36.8°F and 43.3°F in eight years of ten and 6.44 in of precipitation, between 3.53 in and 12.67 in in eight years of ten.

The mean temperature of every December in Eugene, OR since 1896: 45.5°F in 2025; the highest is 47.8°F, in 1917.

Normal range, 36.8 to 43.3°F

Every year, ranked, as a table

Every December in Eugene, OR from 1892 to 2025, 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
2025	45.5	8	51.6	7	39.3	10	5.51	71	0
2024	43.1	26	48	47	38.2	18	8.09	37	0
2023	45.9	6	51	9	40.7	4	6.43	62	0
2022	40.4	78	46.9	69	33.9	89	5.03	81	0
2021	41.6	61	46.6	74	36.5	42	11.13	21	0
2020	42.7	33	49.7	17	35.6	57	6.45	61	0
2019	42.3	42	48.2	43	36.4	44	5.33	72	0
2018	42	51	48.9	29	35.2	66	5.69	70	0
2017	36.8	114	44.4	107	29.2	120	2.47	130	0
2016	36.6	115	42.5	121	30.7	115	5.10	79	0
2015	43.9	15	49	27	38.7	13	13.61	8	0
2014	44.3	12	50	14	38.5	16	7.07	58	0
2013	33.4	126	40.7	128	26.2	129	1.48	133	0
2012	42.3	42	47.5	60	37	33	7.45	47	0
2011	38.2	108	44.7	102	31.6	111	5.01	83	0
2010	43.2	25	48.5	39	38	20	6.78	59	0
2009	35.6	119	42.4	122	28.9	121	5.15	77	0
2008	37.6	111	44.5	103	30.7	115	4.84	87	0
2007	39.9	87	45.3	91	34.5	75	7.08	57	0
2006	39.5	91	45.5	90	33.6	93	7.68	43	0
2005	39.1	97	44.5	103	33.8	90	10.70	25	0
2004	42.4	38	48	47	36.8	37	4.11	102	0
2003	42.4	38	47.7	55	37.1	30	10.61	27	0
2002	43.7	17	48.9	29	38.4	17	12.05	16	0
2001	41.7	58	46.8	70	36.5	42	6.42	63	0
2000	40.8	72	46.7	72	34.8	73	4.10	103	0
1999	40.4	78	46.6	74	34.2	83	3.65	113	0
1998	39.5	91	45.3	91	33.8	90	8.53	34	0
1997	38.9	99	44.9	99	32.9	101	2.23	131	0
1996	42.4	38	48.1	44	36.7	39	14.95	5	0
1995	42.5	35	48	47	37.1	30	13.43	10	0
1994	42.8	32	48.6	35	36.9	35	6.10	66	0
1993	39.2	95	44.5	103	34	87	10.82	23	0
1992	39.5	91	45	96	34	87	12.59	14	0
1991	41.3	66	46.3	80	36.2	48	5.28	74	0
1990	34.1	125	41	126	27.2	125	4.47	98	0
1989	41	69	46.5	77	35.6	57	2.70	127	0
1988	40.5	76	46.7	72	34.4	79	5.18	76	0
1987	39.7	90	44.4	107	35.1	68	15.40	4	0
1986	39.8	88	46.3	80	33.4	95	3.30	118	0
1985	33	128	39.7	130	26.3	128	3.51	115	0
1984	37.3	113	43.4	118	31.2	112	4.56	93	0
1983	36.3	117	41.4	125	31.2	112	7.47	46	0
1982	39.3	94	45.2	93	33.3	98	13.53	9	0
1981	41.8	56	47.7	55	35.9	52	17.63	3	0
1980	42.3	42	49.3	23	35.3	61	14.73	6	0
1979	43	27	49.8	15	36.2	48	7.38	50	0
1978	35.1	122	42.8	119	27.5	124	2.86	123	0
1977	43	27	48.6	35	37.4	25	14.60	7	0
1976	37.7	110	44.5	103	30.9	114	1.24	134	0
1975	43	27	49.3	23	36.7	39	7.12	56	0
1974	45.7	7	51.4	8	40	7	9.26	31	0
1973	43.3	23	48.9	29	37.8	21	11.82	18	0
1972	34.2	124	41.6	124	26.9	127	10.78	24	0
1971	38.6	103	44.2	111	33.1	99	9.46	30	0
1970	40	83	45.6	88	34.4	79	11.57	20	0
1969	43	27	48.5	39	37.6	22	11.68	19	0
1968	41	69	46.5	77	35.4	59	12.52	15	0
1967	42.4	38	47.8	52	37	33	4.99	84	0
1966	45	10	50.5	11	39.6	8	8.31	36	0
1965	39.2	95	43.8	116	34.5	75	7.69	42	0
1964	40.4	78	45.2	93	35.7	56	20.99	1	0
1963	42.1	48	49	27	35.3	61	3.09	121	0
1962	42.5	35	48.1	44	36.9	35	3.03	122	0
1961	42	51	47.6	57	36.3	45	7.37	51	0
1960	38.9	99	45.2	93	32.6	104	3.21	120	0
1959	40.9	71	47.2	65	34.5	75	2.76	125	0
1958	46.1	5	52.7	5	39.5	9	4.01	105	0
1957	42.7	33	48.6	35	36.8	37	12.82	13	0
1956	40.7	73	46.6	74	34.9	71	4.56	93	0
1955	42.1	48	47.9	50	36.3	45	19.49	2	0
1954	40.7	73	47.5	60	33.8	90	4.83	89	0
1953	43	27	48.4	42	37.5	23	7.40	48	0
1952	41.6	61	47.9	50	35.3	61	7.37	51	0
1951	38	109	43.9	114	32.1	108	7.82	40	0
1950	47.6	2	53.2	1	42.1	2	4.56	93	0
1949	40	83	46.8	70	33.1	99	5.04	80	0
1948	36.2	118	42.4	122	30	118	8.67	33	0
1947	41.9	53	49.3	23	34.5	75	3.90	108	0
1946	41.5	64	47.1	66	35.8	54	4.08	104	0
1945	41.8	56	47.6	57	35.9	52	7.70	41	0
1944	37.5	112	44.4	107	30.7	115	2.69	128	0
1943	38.4	104	45	96	31.8	109	3.26	119	0
1942	43.3	23	49.5	20	37.1	30	12.99	12	0
1941	42.2	46	47.8	52	36.6	41	10.93	22	0
1940	42.3	42	50.5	11	34.1	84	5.14	78	0
1939	46.7	4	53	4	40.5	6	6.00	68	0
1938	41.6	61	48.5	39	34.7	74	3.85	110	0
1937	43.5	20	48.9	29	38.1	19	7.48	45	0
1936	41.9	53	47.5	60	36.3	45	4.48	97	0
1935	38.4	104	45	96	31.8	109	4.21	101	0
1934	42.2	46	49.3	23	35.1	68	7.37	51	0
1933	46.9	3	53.1	2	40.7	4	7.14	55	0
1932	36.5	116	43.7	117	29.3	119	6.05	67	0
1931	40.1	82	45.9	84	34.3	82	8.49	35	0
1930	39.8	88	46.3	80	33.4	95	2.01	132	0
1929	44	13	50.6	10	37.5	23	13.38	11	0
1928	39.1	97	45.6	88	32.6	104	7.16	54	0
1927	38.3	107	44	112	32.5	107	3.47	116	0
1926	41.4	65	47.1	66	35.8	54	4.54	96	0
1925	43.4	22	49.5	20	37.2	29	3.71	112	0
1924	33.1	127	40.5	129	25.8	130	5.03	81	0
1923	41.2	67	48.9	29	33.4	95	4.84	87	0
1922	40	83	45.7	87	34.4	79	8.03	38	0
1921	38.7	102	44.8	101	32.6	104	3.32	117	0
1920	42.5	35	47.6	57	37.4	25	9.00	32	0
1919	35.6	119	42.8	119	28.5	122	5.23	75	0
1918	40.3	81	46.4	79	34.1	84	3.90	108	0
1917	47.8	1	53.1	2	42.5	1	10.63	26	0
1916	38.4	104	44	112	32.8	102	4.82	90	0
1915	41.7	58	47.3	64	36	50	7.66	44	1
1914	35.5	121	43.9	114	27.2	125	2.51	129	0
1913	42.1	48	48.9	29	35.3	61	2.77	124	0
1912	43.7	17	52.1	6	35.3	61	4.26	99	0
1911	41.1	68	47.4	63	34.9	71	3.81	111	0
1910	43.6	19	49.8	15	37.3	27	4.62	92	0
1909	34.6	123	40.8	127	28.4	123	3.60	114	0
1908	38.9	99	44.3	110	33.5	94	3.96	106	0
1907	44.5	11	50.1	13	38.9	12	11.93	17	0
1906	43.9	15	48.6	35	39.2	11	4.75	91	0
1905	40.5	76	45.8	85	35.2	66	4.88	86	0
1904	41.9	53	47.8	52	36	50	7.98	39	0
1903	40	83	45.8	85	34.1	84	2.75	126	0
1902	41.7	58	48.1	44	35.4	59	9.84	29	0
1901	40.6	75	46.3	80	35	70	4.95	85	0
1900	44	13	49.4	22	38.7	13	6.65	60	0
1899	43.5	20	49.7	17	37.3	27	5.33	72	2
1898							4.26	99	31
1897					38.6	15	6.17	65	17
1896	45.2	9	49.6	19	40.8	3	5.81	69	0
1895			47.1	66			10.47	28	5
1894			44.9	99	32.8	102	6.42	63	6
1893							3.93	107	31
1892							7.39	49	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1917	47.8
1950	47.6
1933	46.9
1939	46.7
1958	46.1
2023	45.9
1974	45.7
2025	45.5
1896	45.2
1966	45

Coldest
Year	Mean, °F
1985	33
1924	33.1
2013	33.4
1990	34.1
1972	34.2
1909	34.6
1978	35.1
1914	35.5
2009	35.6
1919	35.6

Wettest
Year	Precipitation, in
1964	20.99
1955	19.49
1981	17.63
1987	15.40
1996	14.95
1980	14.73
1977	14.60
2015	13.61
1982	13.53
1995	13.43

Driest
Year	Precipitation, in
1976	1.24
2013	1.48
1930	2.01
1997	2.23
2017	2.47
1914	2.51
1944	2.69
1989	2.70
1903	2.75
1959	2.76

The hottest, coldest and wettest days

Hottest day: 62°F; 11 December 2025
Coldest night: 26°F; 30 December 2025
Wettest day: 2.75 in; 18 December 2025

Every month, season and year

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Eugene, OR the day's answers

All-time records

Every answer in words

December 2025 brought 5.51 in of precipitation in Eugene, OR, the driest December since 2022, 64th driest of 134.
The hottest day of December 2025 in Eugene, OR: 62°F on Thursday 11 December 2025.
The coldest night of December 2025 in Eugene, OR: a low of 26°F on Tuesday 30 December 2025.
The wettest day of December 2025 in Eugene, OR: 2.75 in on Thursday 18 December 2025.