Most Yearly Precipitation in Kennewick History

This is a list of the largest annual precipitation totals ever recorded in Kennewick, Washington history from 1894–2024.

What Was the Wettest Year in Kennewick History?

According to NOAA records, the most precipitation that Kennewick, Washington has ever received in a single calendar year is 13.7 inches which occurred in 1996.

Year to date though April 25, 2024: 2.2 inches

Kennewick Precipitation by Year

Years marked with a gold background have more than 5% incomplete data
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Year	Rank	Precipitation (inches)
2024	127	2.2
2023	99	5.6
2022	43	8.0
2021	104	5.4
2020	89	6.0
2019	68	6.8
2018	72	6.6
2017	29	9.1
2016	23	9.4
2015	86	6.1
2014	103	5.5
2013	113	4.9
2012	14	9.8
2011	78	6.4
2010	10	10.2
2009	62	7.0
2008	80	6.3
2007	81	6.3
2006	22	9.5
2005	50	7.6
2004	46	7.9
2003	54	7.3
2002	75	6.5
2001	66	6.9
2000	36	8.3
1999	120	4.0
1998	60	7.1
1997	47	7.8
1996	1	13.7
1995	8	10.8
1994	48	7.7
1993	33	8.6
1992	27	9.2
1991	51	7.6
1990	107	5.3
1989	52	7.5
1988	115	4.7
1987	114	4.8
1986	28	9.1
1985	105	5.4
1984	38	8.3
1983	6	11.1
1982	31	9.0
1981	57	7.2
1980	3	12.5
1979	84	6.1
1978	77	6.5
1977	63	7.0
1976	117	4.5
1975	35	8.3
1974	79	6.4
1973	7	10.9
1972	67	6.8
1971	30	9.1
1970	45	7.9
1969	19	9.6
1968	42	8.0
1967	122	3.8
1966	69	6.7
1965	108	5.2
1964	91	5.8
1963	56	7.3
1962	37	8.3
1961	44	8.0
1960	74	6.5
1959	64	7.0
1958	20	9.5
1957	39	8.1
1956	70	6.7
1955	11	10.1
1954	96	5.7
1953	53	7.4
1952	97	5.7
1951	65	6.9
1950	17	9.7
1949	118	4.1
1948	2	12.9
1947	13	9.8
1946	106	5.4
1945	12	10.0
1944	101	5.6
1943	89	6.0
1942	9	10.3
1941	26	9.3
1940	4	12.2
1939	110	5.1
1938	100	5.6
1937	25	9.3
1936	98	5.7
1935	119	4.1
1934	112	4.9
1933	61	7.1
1932	82	6.3
1931	49	7.6
1930	95	5.7
1929	111	5.0
1928	40	8.1
1927	24	9.3
1926	21	9.5
1925	83	6.2
1924	59	7.1
1923	32	8.9
1922	102	5.6
1921	71	6.7
1920	55	7.3
1919	88	6.0
1918	93	5.8
1917	85	6.1
1916	5	12.0
1915	15	9.7
1914	41	8.1
1913	58	7.2
1912	34	8.5
1911	87	6.1
1910	94	5.8
1909	92	5.8
1908	121	3.8
1907	75	6.5
1906	73	6.6
1905	126	3.0
1904	116	4.5
1903	129	0.0
1902	129	0.0
1901	129	0.0
1900	128	1.6
1899	18	9.7
1898	124	3.6
1897	16	9.7
1896	109	5.1
1895	125	3.0
1894	123	3.7