Number of Days of 90 °F in Kennewick by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 90 degrees Fahrenheit in Kennewick, Washington, between 1894 and 2024.

Also see:

Which year had the most 90° days?

Based on NOAA records, the year 1940 holds the record for the most 90 °F days in Kennewick history. There were 77 days with a high temperature of at least 90 degrees that year.

How many so far this year (2024)?

It has not reached 90 degrees Fahrenheit in Kennewick so far in 2024. As of April 25, the highest temperature this year is 83 °F.

The last time it reached at least 90° F was September 17, 2023.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 90 °F
2024	127	0
2023	2	74
2022	19	63
2021	9	68
2020	26	60
2019	31	58
2018	48	52
2017	8	69
2016	78	44
2015	14	66
2014	55	50
2013	4	73
2012	48	52
2011	78	44
2010	92	41
2009	43	53
2008	76	45
2007	55	50
2006	23	61
2005	43	53
2004	33	57
2003	17	65
2002	48	52
2001	43	53
2000	78	44
1999	65	48
1998	33	57
1997	109	36
1996	92	41
1995	116	31
1994	65	48
1993	120	29
1992	78	44
1991	84	43
1990	72	47
1989	118	30
1988	60	49
1987	60	49
1986	33	57
1985	33	57
1984	75	46
1983	84	43
1982	60	49
1981	52	51
1980	111	35
1979	109	36
1978	125	23
1977	52	51
1976	111	35
1975	65	48
1974	20	62
1973	20	62
1972	20	62
1971	65	48
1970	27	59
1969	40	56
1968	84	43
1967	4	73
1966	72	47
1965	89	42
1964	116	31
1963	98	39
1962	89	42
1961	7	70
1960	78	44
1959	105	37
1958	13	67
1957	122	26
1956	114	33
1955	120	29
1954	126	17
1953	97	40
1952	65	48
1951	52	51
1950	72	47
1949	98	39
1948	122	26
1947	102	38
1946	113	34
1945	40	56
1944	33	57
1943	31	58
1942	23	61
1941	65	48
1940	1	77
1939	9	68
1938	2	74
1937	102	38
1936	122	26
1935	105	37
1934	9	68
1933	105	37
1932	98	39
1931	60	49
1930	102	38
1929	84	43
1928	65	48
1927	105	37
1926	60	49
1925	43	53
1924	43	53
1923	55	50
1922	27	59
1921	89	42
1920	55	50
1919	92	41
1918	78	44
1917	42	55
1916	114	33
1915	76	45
1914	92	41
1913	33	57
1912	23	61
1911	6	71
1910	27	59
1909	84	43
1908	9	68
1907	98	39
1906	27	59
1905	92	41
1904	14	66
1903	127	0
1902	127	0
1901	127	0
1900	127	0
1899	48	52
1898	18	64
1897	55	50
1896	14	66
1895	118	30
1894	33	57

Weather Station Details

Years	Station	Coordinates
1999–2024	Pasco Tri Cities Airport	location
1894–1998	Kennewick	location