Washington August Precipitation by Year

This page is a list of the average statewide precipitation in the month of August in Washington for each year from 1895–2023. It is a statewide average over the entire territory of the state, based on data from the NOAA.

State:

Month:

What Was the Rainiest August in Washington History?

1912 was the wettest August in Washington history with an average monthly statewide precipitation of 3.25 inches.

What Was the Driest August in Washington History?

1967 was the driest August in Washington history with an average monthly statewide precipitation of 0.07 inches.

Click column headers to sort

Year	Rank	Precipitation (in)
2023	56	0.92
2022	113	0.24
2021	70	0.68
2020	88	0.45
2019	54	0.94
2018	108	0.35
2017	123	0.14
2016	106	0.36
2015	36	1.33
2014	31	1.47
2013	26	1.60
2012	126	0.10
2011	118	0.20
2010	64	0.74
2009	58	0.86
2008	11	2.13
2007	68	0.70
2006	119	0.18
2005	84	0.49
2004	3	3.21
2003	110	0.29
2002	109	0.31
2001	32	1.43
2000	99	0.40
1999	38	1.31
1998	116	0.21
1997	47	1.09
1996	74	0.63
1995	25	1.63
1994	95	0.42
1993	59	0.86
1992	63	0.80
1991	19	1.86
1990	18	1.87
1989	27	1.60
1988	107	0.36
1987	80	0.54
1986	117	0.21
1985	61	0.84
1984	73	0.65
1983	28	1.51
1982	49	1.06
1981	100	0.40
1980	46	1.11
1979	35	1.34
1978	8	2.42
1977	7	2.70
1976	5	2.94
1975	4	3.17
1974	114	0.24
1973	103	0.37
1972	40	1.24
1971	65	0.74
1970	111	0.26
1969	101	0.39
1968	2	3.23
1967	129	0.07
1966	79	0.55
1965	13	2.03
1964	21	1.78
1963	45	1.12
1962	12	2.05
1961	51	1.04
1960	15	1.97
1959	53	0.99
1958	89	0.45
1957	48	1.08
1956	29	1.51
1955	127	0.10
1954	14	2.03
1953	23	1.69
1952	66	0.72
1951	42	1.18
1950	41	1.20
1949	71	0.68
1948	16	1.92
1947	83	0.51
1946	93	0.44
1945	86	0.48
1944	94	0.43
1943	44	1.17
1942	102	0.39
1941	9	2.40
1940	96	0.42
1939	87	0.46
1938	104	0.37
1937	33	1.42
1936	78	0.56
1935	75	0.61
1934	76	0.60
1933	55	0.93
1932	60	0.86
1931	121	0.17
1930	112	0.25
1929	90	0.45
1928	115	0.22
1927	30	1.49
1926	10	2.14
1925	72	0.66
1924	52	1.04
1923	34	1.35
1922	20	1.85
1921	57	0.87
1920	22	1.75
1919	91	0.45
1918	17	1.90
1917	124	0.13
1916	98	0.41
1915	128	0.10
1914	125	0.12
1913	69	0.70
1912	1	3.25
1911	62	0.82
1910	85	0.49
1909	105	0.37
1908	43	1.18
1907	24	1.68
1906	97	0.42
1905	67	0.71
1904	92	0.45
1903	39	1.30
1902	77	0.59
1901	120	0.18
1900	37	1.33
1899	6	2.71
1898	81	0.54
1897	82	0.53
1896	50	1.05
1895	122	0.17