Tri-Cities, WA: 2026

9 October 2026: 2026 so far averaged 58.6°F in Tri-Cities, WA, the warmest 1 January to 9 October since 2023, tied 25th warmest of 114 (with 2023, 2022 and 1984).

2026 so far, to 9 October 2026

Mean temperature: 58.6°F; Warmest since 2023; 25th warmest of 114
Precipitation: 3.93 in; Driest since 2024; 29th driest of 101

A normal 1 January to 9 October in Tri-Cities, WA (1991 to 2020): a mean temperature of 57.3°F, between 55.9°F and 59.5°F in eight years of ten and 5.21 in of precipitation, between 3.84 in and 6.83 in in eight years of ten.

The mean temperature of every 1 January to 9 October in Tri-Cities, WA since 1895: 58.6°F in 2026; the highest is 61.5°F, in 1934.

Normal range, 55.9 to 59.5°F

Every year, ranked, as a table

Every 1 January to 9 October in Tri-Cities, WA from 1894 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	58.6	25	72.8	15	44.4	49	3.93	73	0
2025	58.1	38	72.3	27	43.9	63	4.88	49	0
2024	58.2	33	72.6	22	43.8	68	3.81	76	0
2023	58.6	25	72.7	17	44.5	44	2.82	93	0
2022	58.6	25	72.5	23	44.8	35	5.56	34	5
2021	59.6	9	74.4	3	44.7	38	2.08	100	0
2020	59.5	11	74.5	2	44.4	49	3.89	74	0
2019	56.3	90	69.3	93	43.4	77	5.62	32	0
2018	58	40	72.3	27	43.7	73	4.78	53	0
2017	55.8	101	69.5	88	42	104	6.35	19	1
2016	58.7	23	72.7	17	44.8	35	6.23	23	0
2015	59.5	11	74.3	4	44.8	35	3.42	85	0
2014	58.3	31	72.1	30	44.5	44	3.11	91	0
2013	57.6	51	71.4	47	43.8	68	4.34	63	0
2012	56.9	70	71.2	49	42.6	91	6.40	18	1
2011	55.9	99	69.6	86	42.1	100	5.70	31	0
2010	57.3	59	71	53	43.7	73	6.82	13	0
2009	56.5	81	70.7	68	42.3	99	5.30	38	2
2008	55.9	99	70.3	75	41.5	113	4.60	59	0
2007	56.6	77	70.8	62	42.4	96	4.26	66	3
2006	58	40	72.5	23	43.4	77	6.28	20	0
2005	57.3	59	71.9	35	42.6	91	4.35	62	0
2004	57.7	49	71.6	40	43.8	68	6.24	22	0
2003	59.1	15	73.2	13	44.9	31	5.10	42	1
2002	56.5	81	71.1	51	41.8	109	3.95	71	1
2001	56.2	92	70.5	72	42	104	4.24	67	3
2000	56.4	85	70.7	68	42.1	100	6.28	20	1
1999	56.4	85	71	53	41.8	109	2.79	94	0
1998	58.9	18	72.8	15	44.9	31	5.11	41	1
1997	58.8	21	70.3	75	47.3	5	5.80	29	3
1996	56.6	77	68.7	103	44.6	40	6.94	9	0
1995	57.9	45	69.5	88	46.3	11	7.69	5	3
1994	59.7	8	72	32	47.5	4	4.67	56	3
1993	54.8	110	65.8	119	44	60	7.19	7	2
1992	59.9	5	71.9	35	48	2	6.45	16	2
1991	57.4	55	69.5	88	45.5	22	4.12	68	3
1990	59.9	5	71.9	35	48	2	3.59	81	4
1989	57.1	66	68.6	105	45.5	22	5.31	37	3
1988	58.2	33	70.5	72	45.9	13	3.46	84	2
1987	59.3	13	71.5	43	47.1	7	3.37	87	2
1986	58.2	33	70.8	62	45.6	20	6.93	10	4
1985	55.7	103	69.3	93	42.1	100	3.33	89	7
1984	58.6	25	70.1	79	45.5	22	5.34	36	27
1983			72	32			6.02	24	59
1982			70.7	68			4.97	47	51
1981	57.6	51	71.1	51	44.2	58	4.62	58	3
1980	56.5	81	69.3	93	43.7	73	9.15	3	0
1979									70
1978									38
1977	56.1	93	68.4	106	44.3	54	4.45	60	9
1976									45
1975	56.1	93	69.8	83	42.4	96	5.41	35	2
1974	57.4	55	71.5	43	43.4	77	4.27	65	2
1973	57.9	45	71.7	39	44	60	2.91	92	0
1972	58	40	71.5	43	44.5	44	4.63	57	1
1971	58	40	71	53	44.9	31	5.98	27	1
1970	56.9	70	69.7	84	44.1	59	6.02	24	0
1969	56.1	93	68.3	108	43.8	68	7.74	4	4
1968	58.8	21	71	53	46.6	10	3.95	71	3
1967	60.5	3	73.7	7	47.3	5	2.61	98	1
1966	58.7	23	71.6	40	45.8	14	3.17	90	3
1965	58.3	31	70.8	62	45.7	18	3.49	83	0
1964	57.5	54	69.7	84	45.2	26	1.31	101	4
1963	57.6	51	69.4	91	45.8	14	4.76	54	0
1962	57	69	69.4	91	44.5	44	5.13	40	2
1961	60.8	2	72.9	14	48.6	1	5.87	28	1
1960	56.6	77	69.1	99	43.9	63	4.69	55	3
1959	56.8	74	68.8	102	44.9	31	5.77	30	1
1958	59.8	7	72.5	23	47.1	7	6.91	11	10
1957	55.2	106	67.3	112	43.2	84	6.90	12	4
1956	56.4	85	69.3	93	43.4	77	5.01	44	27
1955	54.1	111	66.3	117	41.9	107	4.79	52	21
1954	55.1	108	67.4	111	42.6	91	3.68	78	17
1953	58.2	33	71	53	45.5	22	5.02	43	12
1952	57.3	59	70.9	61	43.7	73	3.63	79	1
1951	57.4	55	70.8	62	44	60	5.01	44	0
1950	53.4	114	66.9	115	40.2	117	6.02	24	8
1949	55.2	106	68.7	103	41.7	111	2.71	95	2
1948	55.7	103	67.2	114	43.9	63	10.48	1	8
1947	58	40	71	53	45	30	4.92	48	1
1946					44.6	40	3.62	80	96
1945	57.4	55	70.8	62	44.3	54	7.05	8	6
1944	57.3	59	71.4	47	43.2	84	3.55	82	1
1943	56.6	77	70.5	72	42.9	88	3.37	87	3
1942	57.3	59	71.5	43	43.3	82	5.27	39	1
1941	58.2	33	71.2	49	45.2	26	7.63	6	1
1940	58.9	18	72.7	17	45.2	26			2
1939	59.1	15	73.7	7	44.6	40			1
1938	58.9	18	72.1	30	45.7	18			2
1937	53.6	113	65.9	118	41.3	116			1
1936	55.8	101	67.3	112	44.3	54			3
1935	56.7	76	69.6	86	43.8	68			0
1934	61.5	1	75.7	1	47.1	7			23
1933	56.1	93	69.1	99	43.3	82	4.08	70	17
1932	56.3	90	68.4	106	44.4	49			1
1931	58.4	29	71	53	45.8	14	3.74	77	0
1930	56.4	85	69.3	93	43.4	77	4.42	61	2
1929	54.1	111	66.7	116	41.5	113			3
1928	57.2	64	69.9	81	44.5	44			6
1927	56.4	85	68.2	110	44.4	49			9
1926	58.4	29	71.8	38	45.1	29	4.80	51	17
1925	60.2	4	73.4	11	46.1	12	4.30	64	12
1924									32
1923	57.2	64	70.3	75	44.3	54	6.42	17	4
1922	55.1	108	68.3	108	41.9	107	2.69	96	3
1921	56.9	70	71	53	42.8	89			4
1920	55.7	103	69.9	81	41.5	113			3
1919	56.8	74	72	32	41.7	111	4.88	49	12
1918	58.1	38	72.4	26	43.9	63	4.10	69	6
1917	56.1	93	70.1	79	42.5	95	3.38	86	15
1916	56	98	68.9	101	42.1	100	9.40	2	11
1915	57.7	49	70.2	78	44.7	38	6.66	14	6
1914			72.7	17	45.6	20			34
1913									51
1912	57.1	66	71.6	40	42.7	90	6.65	15	18
1911	57.8	48	73.6	9	42	104			24
1910			73.5	10	42.4	96	3.88	75	32
1909									32
1908	57.9	45	72.7	17	43.1	87			14
1907									33
1906	59.2	14	72.3	27	45.8	14	2.58	99	27
1905									64
1904			74	6					55
1900									193
1899	56.9	70	70.8	62	42.6	91	5.57	33	4
1898	59	17	73.3	12	44.4	49			4
1897	57.1	66	70.6	71	43.2	84	5.00	46	4
1896	59.6	9	74.2	5	44.6	40	2.63	97	4
1895	56.5	81	69.3	93	43.9	63			11
1894									99

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	61.5
1961	60.8
1967	60.5
1925	60.2
1992	59.9
1990	59.9
1958	59.8
1994	59.7
2021	59.6
1896	59.6

Coldest
Year	Mean, °F
1950	53.4
1937	53.6
1955	54.1
1929	54.1
1993	54.8
1954	55.1
1922	55.1
1957	55.2
1949	55.2
1985	55.7
More years share the last value

Wettest
Year	Precipitation, in
1948	10.48
1916	9.40
1980	9.15
1969	7.74
1995	7.69
1941	7.63
1993	7.19
1945	7.05
1996	6.94
1986	6.93

Driest
Year	Precipitation, in
1964	1.31
2021	2.08
1906	2.58
1967	2.61
1896	2.63
1922	2.69
1949	2.71
1999	2.79
2023	2.82
1973	2.91

The hottest, coldest and wettest days

Hottest day: 102°F; 7 August 2026
Coldest night: 13°F; 25 January 2026
Wettest day: 0.50 in; 22 April 2026

Month by month

Month	Mean temperature	Precipitation
January	36.3°F 35th warmest of 116	0.31 in 10th driest of 118
February	40.8°F 38th warmest of 122	1.38 in 11th wettest of 125
March	49.1°F 18th warmest of 122	0.49 in 56th driest of 126
April	53.2°F 51st coldest of 122	1.11 in 14th wettest of 123
May	63.9°F 24th warmest of 119	0.06 in 8th driest of 124
June	68.7°F 52nd warmest of 122	0.12 in 22nd driest of 122
July	76.2°F 41st warmest of 119	0.04 in 55th driest of 123
August	73.6°F 57th warmest of 121	0.09 in 57th wettest of 122
September	63.2°F 39th coldest of 123	0.33 in 47th wettest of 119
October so far	61.5°F 16th warmest of 119	a trace 39th driest of 121

Hot days and freezes

Tri-Cities, WA has had 60 days at 90°F or above in 2026 through 9 October, the most by that date since 2025, tied 29th most of 119 (with 2020).
Tri-Cities, WA has had 9 days at 100°F or above in 2026 through 9 October, the most by that date since 2025, tied 51st most of 119 (with 2008, 2002, 1996 and 5 other years).
Tri-Cities, WA has had 53 freezing nights (a low of 32°F or below) in 2026 through 9 October, the most by that date since 2025, tied 72nd most of 117 (with 2024, 1991, 1988 and 2 other years).
The last freeze of spring 2026 in Tri-Cities, WA came on Sunday 26 April 2026, the latest since 2025, tied 67th latest of 116 (with 2015 and 1998).

Every month, season and year

Months

Seasons

Years

2025
2026

Tri-Cities, WA the day's answers

All-time records

Every answer in words

2026 so far brought 3.93 in of precipitation in Tri-Cities, WA, the driest 1 January to 9 October since 2024, 29th driest of 101.
The hottest day of 2026 so far in Tri-Cities, WA: 102°F on Friday 7 August 2026.
The coldest night of 2026 so far in Tri-Cities, WA: a low of 13°F on Sunday 25 January 2026.
The wettest day of 2026 so far in Tri-Cities, WA: 0.50 in on Wednesday 22 April 2026.

About these figures

Daily records set and not listed: 0