Most Yearly Precipitation in Walla Walla History

This is a list of the largest annual precipitation totals ever recorded in Walla Walla, Washington history from 1949–2024.

What Was the Wettest Year in Walla Walla History?

According to NOAA records, the most precipitation that Walla Walla, Washington has ever received in a single calendar year is 26.7 inches which occurred in 1981.

Year to date though April 29, 2024: 4.9 inches

Walla Walla Precipitation by Year

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

Year	Rank	Precipitation (inches)
2024	73	4.9
2023	68	12.6
2022	15	21.6
2021	71	11.7
2020	40	17.5
2019	59	15.4
2018	62	15.0
2017	20	20.5
2016	25	20.0
2015	63	14.9
2014	49	16.5
2013	69	12.6
2012	6	23.4
2011	42	17.4
2010	38	18.4
2009	44	17.2
2008	58	15.5
2007	56	15.6
2006	12	21.8
2005	61	15.1
2004	32	19.3
2003	33	19.3
2002	54	15.9
2001	51	16.1
2000	18	20.9
1999	64	14.8
1998	72	5.6
1997	75	0.0
1996	75	0.0
1995	74	4.4
1994	22	20.4
1993	14	21.7
1992	16	21.5
1991	4	24.9
1990	27	19.9
1989	28	19.9
1988	34	19.1
1987	66	13.8
1986	7	22.8
1985	43	17.3
1984	3	25.4
1983	2	26.3
1982	5	23.5
1981	1	26.7
1980	9	22.3
1979	45	16.9
1978	36	19.0
1977	55	15.7
1976	57	15.6
1975	24	20.3
1974	47	16.8
1973	19	20.8
1972	46	16.9
1971	7	22.8
1970	11	22.2
1969	48	16.6
1968	23	20.4
1967	65	14.6
1966	41	17.4
1965	53	16.0
1964	26	19.9
1963	60	15.1
1962	13	21.7
1961	31	19.4
1960	39	18.0
1959	21	20.5
1958	29	19.6
1957	37	18.8
1956	35	19.0
1955	30	19.6
1954	52	16.1
1953	17	21.0
1952	70	12.2
1951	50	16.2
1950	10	22.2
1949	67	13.4