Tri-Cities, WA: 2025

31 December 2025: 2025 averaged 55.2°F in Tri-Cities, WA, the warmest year since 2021, tied 19th warmest of 116 (with 1988).

2025

Mean temperature: 55.2°F; Warmest since 2021; 19th warmest of 116
Precipitation: 8.45 in; Wettest since 2017; 32nd wettest of 106

A normal year in Tri-Cities, WA (1991 to 2020): a mean temperature of 53.8°F, between 52.2°F and 55.5°F in eight years of ten and 7.59 in of precipitation, between 5.94 in and 9.81 in in eight years of ten.

The mean temperature of every year in Tri-Cities, WA since 1896: 55.2°F in 2025; the highest is 57.9°F, in 1934.

Normal range, 52.2 to 55.5°F

Every year, ranked, as a table

Every year in Tri-Cities, WA from 1894 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	55.2	19	68.3	14	42	38	8.45	32	0
2024	55	24	68.1	17	41.8	48	8.10	38	0
2023	54.8	28	67.6	22	42.1	35	5.60	88	0
2022	53.7	63	66.4	56	41	73	8.00	41	5
2021	56.1	5	69.7	2	42.6	26	5.42	92	0
2020	55.5	12	69.2	3	41.7	54	5.99	80	0
2019	52.6	92	64.8	94	40.4	93	6.75	63	0
2018	54.3	46	67.6	22	41.1	70	6.61	67	1
2017	52.3	98	64.9	93	39.6	102	9.07	26	1
2016	54.7	34	67.6	22	41.8	48	9.39	22	0
2015	55.7	10	69.2	3	42.2	32	6.11	78	0
2014	54.7	34	67.4	28	42	38	5.48	91	0
2013	52.9	87	66	69	39.8	100	4.89	98	0
2012	53.9	57	66.7	48	41.1	70	9.76	13	1
2011	52.2	101	65.3	85	39.2	108	6.37	71	0
2010	53.3	74	65.9	73	40.7	82	10.22	9	0
2009	52.1	102	65.5	80	38.8	111	7.03	57	2
2008	52	104	65.6	77	38.4	115	6.33	73	1
2007	53.1	82	66.3	61	39.9	99	6.27	74	3
2006	54	55	67.3	31	40.7	82	9.46	21	1
2005	53.5	70	66.6	50	40.3	94	7.60	47	0
2004	54.2	49	67.2	35	41.2	66	7.92	44	0
2003	54.9	26	68.1	17	41.7	54	7.34	52	1
2002	53	84	66.6	50	39.4	105	6.52	70	1
2001	53	84	66.1	66	40	97	6.89	61	3
2000	52.6	92	65.6	77	39.6	102	8.31	34	7
1999	53.6	67	67.2	35	40	97	4.00	103	1
1998	55.1	21	68.2	16	42	38	8.13	37	1
1997	55.3	18	66.1	66	44.6	5	7.80	45	3
1996	52.9	87	64	105	41.8	48	13.66	1	0
1995	54.6	39	65.2	87	44	10	10.81	7	3
1994	55.9	6	67.3	31	44.6	5	7.70	46	3
1993	51.7	110	62.2	119	41.4	61	8.64	30	2
1992	55.9	6	66.8	45	44.9	3	9.22	24	2
1991	54.3	46	65.2	87	43.5	17	7.57	49	4
1990	55.9	6	66.7	48	44.8	4	5.25	95	7
1989	54.1	53	64.7	96	43.5	17	7.45	50	4
1988	55.2	19	66.5	53	43.8	13	4.66	100	3
1987	55.5	12	67	41	44.1	9	4.79	99	3
1986	54.7	34	66.2	64	43.4	19	9.12	25	4
1985	50.6	115	62.8	118	38.3	116	5.41	93	13
1984	53.6	67	65.1	91	41.4	61	8.26	36	29
1983			66.8	45			11.09	5	76
1982			66	69			8.99	28	71
1981	54.1	53	67.1	38	41.2	66	7.15	55	5
1980	53.5	70	65.3	85	41.6	57	12.50	3	2
1979									95
1978			61.8	120					40
1977	53	84	64.5	100	41.9	43	7.01	58	9
1976							4.46	101	48
1975	53.1	82	65.6	77	40.7	82	8.33	33	2
1974	54.5	40	67.5	25	41.5	59	6.36	72	3
1973	54.8	28	67.3	31	42.3	29	10.87	6	1
1972	53.9	57	66.3	61	41.5	59	6.77	62	1
1971	54.4	44	66.4	56	42.3	29	9.05	27	3
1970	53.3	74	65.1	91	41.4	61	7.94	43	1
1969	52.7	90	63.9	107	41.4	61	9.58	18	4
1968	55	24	65.9	73	43.9	11	8.04	40	4
1967	56.7	2	68.9	7	44.5	7	3.78	105	1
1966	55.7	10	67.5	25	43.9	11	6.71	64	4
1965	55.1	21	66.6	50	43.6	16	5.15	96	0
1964	53.6	67	64.7	96	42.4	27	5.84	82	4
1963	54.5	40	65.4	84	43.7	15	7.30	54	0
1962	54.3	46	65.5	80	43.2	20	8.27	35	2
1961	56.4	3	67.7	19	45.1	2	7.96	42	5
1960	53.3	74	64.7	96	41.9	43	6.53	69	4
1959	53.2	79	64.5	100	41.8	48	7.00	59	1
1958	55.9	6	67.7	19	44.2	8	9.54	19	11
1957	52.4	96	63.8	108	41	73	8.10	38	4
1956	52.7	90	64.2	103	41	73	6.68	65	27
1955	50.4	116	61.7	121	39.3	107	10.12	10	26
1954	52.3	98	63.6	110	40.9	77	5.69	86	17
1953	55.5	12	67.2	35	43.8	13	7.40	51	12
1952	53.7	63	66.1	66	41.3	65	5.67	87	1
1951	53.3	74	65.5	80	41.1	70	6.90	60	0
1950	51.7	110	63.4	112	39.4	105	9.69	16	21
1949	52.4	96	65.2	87	39.7	101	4.09	102	2
1948	51.9	105	62.9	117	40.8	79	12.90	2	8
1947	54.7	34	66.3	61	43.1	22	9.84	12	2
1946					41.8	48	5.35	94	97
1945	54.4	44	66.9	44	41.9	43	10.04	11	9
1944	53.8	61	66.5	53	40.9	77	5.56	89	2
1943	52.8	89	65.2	87	40.6	89	5.99	80	3
1942	53.9	57	66.8	45	41.2	66	10.33	8	1
1941	54.9	26	67.1	38	42.7	25	9.28	23	1
1940	54.8	28	67.4	28	42.2	32			2
1939	55.5	12	69.1	6	41.9	43			1
1938	55.4	17	67.7	19	43	23			7
1937	51.8	106	63	116	40.5	91			1
1936	52.1	102	63.3	114	40.8	79			5
1935	52.3	98	63.8	108	40.7	82			0
1934	57.9	1	70.4	1	45.4	1			24
1933	54.2	49	66.2	64	42.1	35			25
1932	53.3	74	64.6	99	42	38	6.26	75	5
1931	54	55	65.7	76	42.4	27	7.60	47	0
1930	52.5	94	64.2	103	40.7	82	5.71	85	2
1929	50.9	114	63.2	115	38.7	113			4
1928	53.7	63	65.5	80	41.7	54			12
1927	53.2	79	64.3	102	41.9	43			13
1926	54.8	28	67.3	31	42.3	29	9.53	20	22
1925	56.2	4	68.3	14	43.2	20	6.17	76	15
1924	53.2	79	65.8	75	40.5	91	7.14	56	33
1923	54.2	49	66.5	53	41.8	48	8.91	29	8
1922	51.3	113	63.4	112	39	109	5.55	90	5
1921	53.4	72	66.4	56	40.3	94	6.67	66	4
1920	52.5	94	66	69	39	109	7.32	53	5
1919	51.8	106	66	69	37.7	118	6.00	79	14
1918	55.1	21	68.4	11	42	38	5.81	83	12
1917	53.7	63	67	41	40.8	79	6.12	77	17
1916	51.8	106	64	105	38.8	111	12.04	4	12
1915	54.5	40	66.4	56	42.2	32	9.74	14	8
1914	54.7	34	67	41	42.1	35			36
1913									55
1912	53.4	72	67.4	28	39.5	104	8.53	31	19
1911	53.9	57	68.9	7	38.7	113			35
1910	54.8	28	68.9	7	40.7	82	5.81	83	34
1909	51.5	112	64.8	94	38	117			35
1908	54.5	40	68.4	11	40.7	82	3.82	104	15
1907	51.8	106	63.5	111	40.2	96			35
1906			67.5	25	43	23	6.56	68	39
1905									70
1904									138
1900									276
1899	54.2	49	67.1	38	41	73	9.65	17	4
1898	54.8	28	68.4	11	41.2	66	3.58	106	4
1897	53.8	61	66.4	56	40.6	89	9.71	15	14
1896	55.5	12	69.2	3	41.6	57	5.07	97	4
1895									74
1894			68.7	10					99

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	57.9
1967	56.7
1961	56.4
1925	56.2
2021	56.1
1994	55.9
1992	55.9
1990	55.9
1958	55.9
2015	55.7
More years share the last value

Coldest
Year	Mean, °F
1955	50.4
1985	50.6
1929	50.9
1922	51.3
1909	51.5
1993	51.7
1950	51.7
1937	51.8
1919	51.8
1916	51.8
More years share the last value

Wettest
Year	Precipitation, in
1996	13.66
1948	12.90
1980	12.50
1916	12.04
1983	11.09
1973	10.87
1995	10.81
1942	10.33
2010	10.22
1955	10.12

Driest
Year	Precipitation, in
1898	3.58
1967	3.78
1908	3.82
1999	4.00
1949	4.09
1976	4.46
1988	4.66
1987	4.79
2013	4.89
1896	5.07

The hottest, coldest and wettest days

Hottest day: 104°F; 13 July 2025
Coldest night: 4°F; 12 February 2025
Wettest day: 0.75 in; 17 May 2025

Month by month

Month	Mean temperature	Precipitation
January	33.4°F 51st coldest of 115	0.91 in 59th wettest of 117
February	33.3°F 16th coldest of 121	1.03 in 23rd wettest of 124
March	49°F 19th warmest of 121	1.22 in 15th wettest of 125
April	53.1°F 48th coldest of 121	0.50 in 51st wettest of 122
May	60.9°F 44th coldest of 118	0.90 in 23rd wettest of 123
June	70.9°F 19th warmest of 121	a trace 2nd driest of 121
July	76°F 44th warmest of 118	a trace 18th driest of 122
August	75.9°F 16th warmest of 120	0.07 in 53rd driest of 121
September	69.2°F 4th warmest of 122	0.20 in 56th driest of 118
October	51.5°F 28th coldest of 123	0.71 in 40th wettest of 121
November	44.5°F 28th warmest of 118	1.15 in 40th wettest of 122
December	43°F 2nd warmest of 118	1.76 in 18th wettest of 120

Hot days and freezes

Tri-Cities, WA has had 64 days at 90°F or above in 2025 through 31 December, the most by that date since 2024, tied 18th most of 121 (with 1898).
Tri-Cities, WA has had 10 days at 100°F or above in 2025 through 31 December, the most by that date since 2024, tied 43rd most of 121 (with 2013, 2005, 1975 and 3 other years).
Tri-Cities, WA has had 100 freezing nights (a low of 32°F or below) in 2025 through 31 December, the most by that date since 2023, 53rd most of 118.
The first freeze of fall 2025 in Tri-Cities, WA came on Tuesday 14 October 2025, the earliest since 2022, tied 78th earliest of 119 (with 1981, 1899 and 1897).
The last freeze of spring 2025 in Tri-Cities, WA came on Wednesday 30 April 2025, the latest since 2024, tied 56th latest of 115 (with 2019).

Daily records set

Date	Record	Value	Before	Check
17 December	Warmest day	63°F	61°F 1997, 1933, 1917	Provisional
15 December	Warmest day	69°F	65°F 1959	Provisional
10 December	Warmest day	68°F	66°F 1987	Provisional
26 March	Warmest day	79°F	76°F 1997	Provisional

Daily records set and not listed: 0

Every month, season and year

Months

Seasons

Years

2025
2026

Tri-Cities, WA the day's answers

All-time records

Every answer in words

2025 brought 8.45 in of precipitation in Tri-Cities, WA, the wettest year since 2017, 32nd wettest of 106.
The hottest day of 2025 in Tri-Cities, WA: 104°F on Sunday 13 July 2025.
The coldest night of 2025 in Tri-Cities, WA: a low of 4°F on Wednesday 12 February 2025.
The wettest day of 2025 in Tri-Cities, WA: 0.75 in on Saturday 17 May 2025.