Washington August Temperature by Year

This page is a list of the average statewide temperature 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 Hottest August in Washington History?

2022 was the warmest August in Washington history. Statewide, the average daily high temperature was 84.0 °F, and the average low was 55.6 °F.

What Was the Coldest August in Washington History?

1899 was the coolest August in Washington history. Statewide, the average daily high temperature was 68.8 °F, and the average low was 47.6 °F.

Click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	6	80.5	54.7
2022	1	84.0	55.6
2021	25	78.5	53.3
2020	30	79.5	52.0
2019	17	79.2	53.7
2018	23	79.3	52.7
2017	2	83.1	54.0
2016	25	79.7	52.0
2015	15	80.1	53.2
2014	10	80.0	54.6
2013	19	78.6	53.7
2012	19	80.6	51.9
2011	41	78.6	51.1
2010	72	76.4	50.6
2009	34	78.2	52.5
2008	61	76.6	51.3
2007	79	76.4	50.2
2006	53	78.6	49.8
2005	28	80.3	51.2
2004	13	79.2	54.8
2003	25	80.2	51.6
2002	70	77.5	49.7
2001	23	79.3	52.6
2000	76	77.2	49.5
1999	32	78.0	53.3
1998	14	81.2	52.5
1997	16	79.7	53.4
1996	45	78.9	50.7
1995	123	72.7	47.7
1994	41	78.5	51.3
1993	92	74.7	50.2
1992	38	79.2	51.3
1991	28	78.6	53.1
1990	30	78.2	53.3
1989	102	73.7	50.5
1988	65	77.8	49.7
1987	65	77.8	49.9
1986	5	82.7	53.4
1985	97	75.7	48.8
1984	58	78.1	50.1
1983	39	77.8	52.3
1982	70	76.4	50.7
1981	12	82.1	52.2
1980	119	73.1	47.9
1979	47	77.4	51.7
1978	89	74.2	50.9
1977	7	81.0	53.8
1976	118	71.2	50.3
1975	122	71.6	49.1
1974	51	78.1	50.6
1973	95	76.2	48.6
1972	34	79.5	51.3
1971	10	82.2	52.4
1970	58	79.0	49.1
1969	110	75.2	47.4
1968	114	72.3	49.8
1967	3	85.0	52.0
1966	79	77.0	49.7
1965	53	76.1	52.3
1964	125	71.9	48.0
1963	64	76.9	50.8
1962	108	73.6	49.5
1961	4	83.0	53.1
1960	112	72.9	49.4
1959	115	73.8	47.9
1958	7	82.4	52.4
1957	119	73.4	47.6
1956	76	76.9	49.9
1955	97	77.2	47.3
1954	124	71.4	48.6
1953	81	76.1	50.2
1952	72	77.3	49.7
1951	86	77.0	48.7
1950	49	78.8	50.1
1949	89	76.3	49.0
1948	115	72.0	49.8
1947	105	75.2	48.2
1946	61	78.4	49.6
1945	49	79.4	49.6
1944	92	75.8	49.2
1943	107	74.9	48.3
1942	22	80.4	51.8
1941	76	75.5	51.2
1940	53	79.0	49.4
1939	36	80.9	49.6
1938	108	76.1	46.9
1937	117	74.0	47.6
1936	53	78.9	49.5
1935	104	76.3	47.6
1934	46	79.3	50.1
1933	47	79.2	50.0
1932	87	75.7	49.6
1931	69	79.3	48.0
1930	36	80.2	50.3
1929	39	80.5	49.6
1928	97	76.9	47.7
1927	65	77.4	50.2
1926	84	76.4	49.6
1925	92	76.4	48.6
1924	95	75.8	49.1
1923	41	79.3	50.6
1922	65	77.2	50.4
1921	81	77.2	49.2
1920	51	78.6	49.9
1919	72	78.1	48.9
1918	110	73.8	48.8
1917	41	80.8	49.0
1916	83	77.4	48.8
1915	7	83.0	51.9
1914	61	79.5	48.4
1913	53	78.0	50.2
1912	119	72.3	48.6
1911	105	76.0	47.4
1910	126	73.7	45.9
1909	112	76.4	45.7
1908	87	76.8	48.6
1907	128	71.1	47.5
1906	72	77.9	49.1
1905	89	76.4	48.9
1904	58	79.0	49.1
1903	101	74.6	49.8
1902	102	76.8	47.4
1901	32	81.1	50.0
1900	127	71.5	48.0
1899	129	68.8	47.6
1898	17	79.9	52.9
1897	19	81.8	50.6
1896	85	75.5	50.2
1895	97	76.1	48.4