Average Temperature in Seattle by Year

This page contains a list of the average yearly high and low temperatures in Seattle, Washington for each year between 1894 and 2023. It is based on NOAA data.

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Month:

What Was the Hottest Year Ever in Seattle?

2015 was the warmest year in the history of Seattle, Washington. The average daily high temperature was 63.4 °F, and the average low was 47.9 °F.

What Was the Coldest Year Ever in Seattle?

1955 was the coolest year in the history of Seattle, Washington. The average daily high temperature was 55.3 °F, and the average low was 40.7 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	15	61.6	46.2
2022	40	60.4	45.2
2021	22	61.2	45.9
2020	8	61.8	47.1
2019	12	61.4	46.8
2018	7	62.3	47.2
2017	26	60.9	45.7
2016	5	62.6	47.7
2015	1	63.4	47.9
2014	6	62.6	47.6
2013	19	60.9	46.7
2012	60	59.6	45.2
2011	101	58.1	44.0
2010	44	59.7	45.8
2009	67	59.9	44.5
2008	88	58.6	44.4
2007	68	59.2	44.9
2006	29	61.0	45.4
2005	36	60.2	45.6
2004	24	60.7	46.3
2003	30	60.4	45.7
2002	80	58.9	44.4
2001	94	58.5	44.1
2000	85	58.7	44.3
1999	89	58.5	44.4
1998	32	60.2	45.9
1997	52	59.9	45.2
1996	73	59.4	44.5
1995	9	62.1	46.7
1994	23	61.1	45.9
1993	66	60.0	44.4
1992	10	62.6	46.1
1991	39	60.6	45.1
1990	59	60.0	44.7
1989	54	60.4	44.7
1988	56	60.3	44.6
1987	21	62.1	45.1
1986	35	60.4	45.4
1985	122	57.6	42.3
1984	84	58.7	44.4
1983	46	59.6	45.8
1982	92	58.7	44.0
1981	47	60.0	45.3
1980	91	58.4	44.4
1979	31	60.9	45.3
1978	50	60.0	45.2
1977	33	60.5	45.4
1976	53	59.9	45.2
1975	95	58.7	43.9
1974	58	60.1	44.8
1973	81	58.8	44.5
1972	97	58.3	44.1
1971	112	57.4	44.0
1970	75	59.0	44.6
1969	61	59.7	44.9
1968	55	59.7	45.2
1967	28	60.8	45.8
1966	74	59.1	44.6
1965	51	60.3	44.8
1964	120	57.3	42.8
1963	76	59.2	44.4
1962	102	58.5	43.4
1961	69	60.0	44.0
1960	108	58.4	43.2
1959	106	58.0	43.9
1958	17	62.0	45.7
1957	110	58.3	43.3
1956	124	57.5	42.1
1955	130	55.3	40.7
1954	126	57.1	42.0
1953	109	58.4	43.1
1952	119	58.8	41.5
1951	123	58.7	41.2
1950	129	57.0	41.0
1949	118	59.1	41.4
1948	128	57.1	41.2
1947	14	61.0	47.1
1946	34	59.6	46.2
1945	27	60.3	46.3
1944	20	61.1	46.4
1943	42	59.8	45.8
1942	16	60.7	47.1
1941	3	62.4	48.3
1940	2	62.6	48.6
1939	11	61.2	47.1
1938	18	61.3	46.4
1937	43	59.5	46.0
1936	25	60.3	46.3
1935	48	59.8	45.5
1934	4	62.3	48.2
1933	77	58.2	45.3
1932	78	58.0	45.4
1931	38	59.5	46.2
1930	96	58.0	44.6
1929	104	57.8	44.1
1928	62	58.6	46.0
1927	87	57.8	45.1
1926	13	60.9	47.2
1925	45	59.2	46.2
1924	86	58.2	44.8
1923	72	58.6	45.2
1922	121	56.6	43.4
1921	114	56.8	44.3
1920	111	57.3	44.1
1919	116	57.0	43.9
1918	79	58.3	45.1
1917	107	57.2	44.5
1916	127	55.8	42.7
1915	41	59.4	46.2
1914	64	59.0	45.5
1913	113	57.0	44.2
1912	82	58.1	45.1
1911	117	56.9	43.7
1910	103	57.3	44.7
1909	125	56.1	43.3
1908	105	57.6	44.3
1907	100	57.7	44.5
1906	49	59.5	45.7
1905	71	58.8	45.2
1904	57	59.2	45.7
1903	93	57.7	44.9
1902	65	58.9	45.6
1901	70	58.9	45.2
1900	37	59.6	46.2
1899	90	57.8	45.0
1898	63	59.5	45.1
1897	83	58.3	44.8
1896	99	58.1	44.2
1895	98	58.2	44.2
1894	115	57.0	44.0

Weather Station Details

Years	Station	Coordinates
1948–2024	Seattle Tacoma International Airport	location
1894–1947	University of Washington	location