Hillsboro, OR: Winter

28 February 2026: Winter 2026 (December 2025 to February 2026) averaged 43°F in Hillsboro, OR (1 day missing), the warmest winter since 2015, tied 12th warmest of 94 (with 1970).

Winter 2026 (December 2025 to February 2026)

Mean temperature: 43°F; Warmest since 2015; 12th warmest of 94
Precipitation: 15.37 in; Driest since 2025; 37th driest of 97

A normal winter in Hillsboro, OR (1991 to 2020): a mean temperature of 40.8°F, between 37.8°F and 43.7°F in eight years of ten and 14.86 in of precipitation, between 8.52 in and 24.35 in in eight years of ten.

The mean temperature of every winter in Hillsboro, OR since 1930: 43°F in 2026; the highest is 44.9°F, in 1958.

Normal range, 37.8 to 43.7°F

Every year, ranked, as a table

Every winter in Hillsboro, OR from 1930 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	43	12	50.7	5	35.4	23	15.37	61	1
2025	40.8	39	48.9	22	32.9	55	11.40	80	1
2024	42.7	18	49	21	36.4	15	21.37	16	0
2023	39.5	65	46.4	66	32.7	62	13.05	72	0
2022	39.8	58	47.4	47	32.3	67	14.15	65	0
2021	41.8	25	48.5	26	35	27	17.04	45	0
2020	42.5	20	49.1	20	35.9	17	13.89	66	0
2019	39.8	58	46.7	60	32.8	60	12.82	74	0
2018	40.9	35	48	33	33.8	44	10.24	85	0
2017	36.3	90	42.8	91	29.8	91	18.94	31	0
2016	42.9	14	48.9	22	36.9	6	26.09	2	5
2015	44.4	2	51.7	1	37.1	4	13.46	68	0
2014	37.4	85	44.3	82	30.6	88	8.55	90	0
2013	39.5	65	45.8	74	33.3	48	10.84	82	0
2012	39.4	69	46.6	62	32.1	72	10.60	84	1
2011	40.3	52	46.3	68	34.3	32	15.58	60	1
2010	41.6	26	48.9	22	34.2	33	13.16	70	1
2009	37.4	85	45.3	76	29.5	92	8.21	93	1
2008	39	74	45.9	73	32.2	69	15.81	55	0
2007	39.4	69	46.5	64	32.3	67	14.53	64	0
2006	40.9	35	47.7	41	34	41	22.98	11	0
2005	41.3	28	49.5	13	33.1	50	6.67	95	0
2004	40.9	35	46.6	62	35.1	25	18.10	37	0
2003	42.9	14	50.3	7	35.6	21	21.10	18	0
2002	40.8	39	47.5	44	34.2	33	17.42	42	0
2001	39.8	58	48	33	31.6	81	6.76	94	2
2000	40.7	41	47.7	41	33.7	45	15.18	62	0
1999	40.4	49	46.4	66	34.5	31	24.33	7	0
1998	43.8	3	49.2	16	38.3	2	18.34	35	1
1997	41.5	27	47.5	44	35.5	22	24.53	5	2
1996	41.1	32	47.4	47	34.8	30	25.61	3	0
1995	43.7	5	50.3	7	36.9	6	18.10	37	2
1994	41	34	47.8	38	34.1	36	17.02	46	2
1993	37.8	81	44.5	81	31.1	84	11.58	79	0
1992	43.7	5	50.5	6	36.8	8	13.11	71	2
1991	39.4	69	47.2	50	31.7	79	9.76	88	1
1990	40.6	45	47	53	34.2	33	16.28	51	0
1989	38.5	77	45.3	76	31.8	76	8.46	91	5
1988	39.6	63	46.5	64	32.7	62	16.11	52	1
1987	41.2	29	48.4	28	33.9	43	16.09	53	0
1986	39.7	62	47.5	44	31.9	74	15.02	63	0
1985	36.7	89	44.8	79	28.6	95	6.12	96	1
1984	39.8	58	46.8	58	32.9	55	12.31	77	1
1983	42.8	17	49.2	16	36.4	15	27.14	1	1
1982	40.5	46	46.9	56	34.1	36	22.83	12	0
1981	42.9	14	50.8	4	34.9	29	15.98	54	0
1980	40.7	41	48	33	33.5	47	19.25	28	0
1979	35.7	93	42.4	92	29	94	12.37	76	0
1978	43.6	7	48.9	22	38.3	2	20.74	21	0
1977	40.1	54	48.3	29	31.8	76	4.84	97	6
1976	41.9	23	48.5	26	35.2	24	17.72	40	1
1975	41.9	23	47.8	38	35.9	17	20.59	22	0
1974	41.2	29	46.7	60	35.7	20	23.77	8	0
1973	39.4	69	46.3	68	32.5	65	15.69	56	3
1972	39.9	57	45.7	75	34.1	36	19.88	25	1
1971	40.7	41	46.3	68	35.1	25	18.11	36	0
1970	43	12	49.5	13	36.6	11	24.59	4	0
1969	37.5	84	43	89	31.9	74	20.77	20	0
1968	43.2	9	49.9	10	36.5	14	18.02	39	0
1967	43.3	8	50	9	36.7	9	17.20	44	1
1966	39.5	65	46.3	68	32.7	62	16.50	48	1
1965	40.5	46	47	53	34.1	36	20.07	24	0
1964	41.2	29	49.4	15	32.9	55	15.59	59	1
1963	40.7	41	48.1	32	33.1	50	9.82	87	3
1962	40.4	49	47.1	52	33.7	45	10.92	81	6
1961	43.2	9	49.8	12	36.6	11	17.62	41	7
1960	37.6	83	43.8	88	31.5	82	13.80	67	5
1959	42.3	22	48.2	30	36.6	11	19.24	29	6
1958	44.9	1	51.1	2	38.9	1	20.46	23	4
1957	37.4	85	43.9	87	31.1	84	8.46	91	6
1956	38.4	78	44.3	82	32.5	65	24.39	6	1
1955	39.5	65	46.1	72	33	54	10.72	83	1
1954	41.1	32	48	33	34.1	36	21.62	14	3
1953	43.8	3	51	3	36.7	9	22.38	13	2
1952	38	80	44.2	85	31.8	76	15.66	58	1
1951	42.6	19	49.2	16	35.9	17	19.47	27	3
1950	36.2	92	43	89	29.3	93	21.46	15	1
1949	34	94	41.2	94	26.7	96	19.83	26	2
1948	39.6	63	47.2	50	32	73	16.77	47	1
1947	40.4	49	47.9	37	32.9	55	12.85	73	0
1946	40.1	54	47	53	33.1	50	18.80	32	0
1945	40.5	46	48.2	30	32.9	55	11.64	78	0
1944	39.1	73	47.4	47	30.9	86	10.14	86	5
1943	38.9	75	46.8	58	30.9	86	18.73	33	3
1942	38.7	76	45.2	78	32.2	69	18.39	34	1
1941	42.5	20	49.9	10	35	27	13.18	69	1
1940	43.1	11	49.2	16	37	5	23.66	9	2
1939	40	56	46.9	56	33.2	49	12.69	75	7
1938	40.9	35	47.8	38	34	41	23.56	10	1
1937	36.3	90	42.2	93	30.5	89	19.15	30	2
1936	37.8	81	44.6	80	31.2	83	20.78	19	2
1935	40.3	52	47.6	43	33.1	50	16.40	50	1
1934							21.13	17	27
1933					31.7	79	15.68	57	18
1932	38.4	78	44	86	32.8	60	17.21	43	3
1931					32.2	69	9.55	89	15
1930	37.4	85	44.3	82	30.2	90	16.44	49	4

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1958	44.9
2015	44.4
1998	43.8
1953	43.8
1995	43.7
1992	43.7
1978	43.6
1967	43.3
1968	43.2
1961	43.2

Coldest
Year	Mean, °F
1949	34
1979	35.7
1950	36.2
2017	36.3
1937	36.3
1985	36.7
2014	37.4
2009	37.4
1957	37.4
1930	37.4

Wettest
Year	Precipitation, in
1983	27.14
2016	26.09
1996	25.61
1970	24.59
1997	24.53
1956	24.39
1999	24.33
1974	23.77
1940	23.66
1938	23.56

Driest
Year	Precipitation, in
1977	4.84
1985	6.12
2005	6.67
2001	6.76
2009	8.21
1989	8.46
1957	8.46
2014	8.55
1931	9.55
1991	9.76

The hottest, coldest and wettest days

Hottest day: 63°F; 4 February 2026, 15 December 2025
Coldest night: 20°F; 25 January 2026
Wettest day: 1.97 in; 18 December 2025

Every month, season and year

Months

Seasons

Winter
Spring
Fall

Years

2025

Hillsboro, OR the day's answers

All-time records

Every answer in words

Winter 2026 (December 2025 to February 2026) brought 15.37 in of precipitation in Hillsboro, OR, the driest winter since 2025, 37th driest of 97.
The hottest day of winter 2026 (December 2025 to February 2026) in Hillsboro, OR: 63°F on Wednesday 4 February 2026 and Monday 15 December 2025.
The coldest night of winter 2026 (December 2025 to February 2026) in Hillsboro, OR: a low of 20°F on Sunday 25 January 2026.
The wettest day of winter 2026 (December 2025 to February 2026) in Hillsboro, OR: 1.97 in on Thursday 18 December 2025.