Number of Days of 80 °F in Seattle by Year

This page contains a list of the number of days in each year that the temperature equaled or exceeded 80 °F in Seattle, Washington, between 1894 and 2023.

What Year Had the Most 80° Days?

Based on NOAA records, the year 2015 holds the record for the most 80° F days in Seattle history. There were 51 days with a high temperature of at least 80 degrees that year.

How Many 80° Days Have There Been So Far?

As of May 25, there have been 6 days this year where the temperature has reached at least 80 degrees Fahrenheit in Seattle, Washington.

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

Year	Rank	Days Over 80 °F
2023	127	6
2022	9	42
2021	9	42
2020	5	45
2019	29	29
2018	5	45
2017	3	46
2016	13	38
2015	1	51
2014	5	45
2013	11	40
2012	70	21
2011	63	22
2010	74	20
2009	16	36
2008	40	27
2007	44	26
2006	15	37
2005	58	23
2004	20	33
2003	20	33
2002	49	24
2001	117	10
2000	86	18
1999	81	19
1998	24	32
1997	63	22
1996	40	27
1995	26	31
1994	33	28
1993	74	20
1992	16	36
1991	19	34
1990	24	32
1989	29	29
1988	29	29
1987	11	40
1986	27	30
1985	13	38
1984	63	22
1983	126	7
1982	49	24
1981	49	24
1980	119	9
1979	46	25
1978	44	26
1977	33	28
1976	81	19
1975	18	35
1974	20	33
1973	33	28
1972	27	30
1971	58	23
1970	33	28
1969	33	28
1968	63	22
1967	3	46
1966	94	16
1965	29	29
1964	105	13
1963	81	19
1962	74	20
1961	5	45
1960	49	24
1959	74	20
1958	2	47
1957	119	9
1956	63	22
1955	123	8
1954	129	2
1953	100	14
1952	49	24
1951	58	23
1950	58	23
1949	46	25
1948	94	16
1947	105	13
1946	40	27
1945	33	28
1944	40	27
1943	81	19
1942	46	25
1941	58	23
1940	49	24
1939	49	24
1938	20	33
1937	81	19
1936	89	17
1935	49	24
1934	89	17
1933	74	20
1932	105	13
1931	112	12
1930	105	13
1929	89	17
1928	89	17
1927	63	22
1926	63	22
1925	105	13
1924	100	14
1923	70	21
1922	89	17
1921	130	1
1920	86	18
1919	123	8
1918	119	9
1917	100	14
1916	114	11
1915	100	14
1914	114	11
1913	94	16
1912	98	15
1911	100	14
1910	119	9
1909	128	4
1908	105	13
1907	114	11
1906	70	21
1905	105	13
1904	74	20
1903	123	8
1902	86	18
1901	98	15
1900	117	10
1899	112	12
1898	33	28
1897	70	21
1896	49	24
1895	94	16
1894	74	20

Weather Station Details

Years	Station	Coordinates
1948–2023	Seattle Tacoma International Airport	location
1894–1947	University of Washington	location