Number of Days of 90 °F in Portland by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 90 degrees Fahrenheit in Portland, Maine, between 1871 and 2024.

Also see:

Which year had the most 90° days?

Based on NOAA records, the year 1955 holds the record for the most 90 °F days in Portland history. There were 16 days with a high temperature of at least 90 degrees that year.

How many so far this year (2024)?

It has not reached 90 degrees Fahrenheit in Portland so far in 2024. As of April 30, the highest temperature this year is 70 °F.

The last time it reached at least 90° F was August 19, 2022.

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

Year	Rank	Days >= 90 °F
2024	139	0
2023	139	0
2022	26	7
2021	26	7
2020	3	13
2019	60	4
2018	12	9
2017	79	3
2016	17	8
2015	79	3
2014	139	0
2013	8	10
2012	60	4
2011	48	5
2010	8	10
2009	60	4
2008	139	0
2007	26	7
2006	79	3
2005	60	4
2004	121	1
2003	94	2
2002	8	10
2001	12	9
2000	94	2
1999	17	8
1998	94	2
1997	26	7
1996	139	0
1995	79	3
1994	79	3
1993	12	9
1992	121	1
1991	12	9
1990	48	5
1989	60	4
1988	2	15
1987	39	6
1986	139	0
1985	121	1
1984	48	5
1983	60	4
1982	60	4
1981	121	1
1980	12	9
1979	79	3
1978	26	7
1977	26	7
1976	26	7
1975	48	5
1974	139	0
1973	17	8
1972	139	0
1971	48	5
1970	39	6
1969	17	8
1968	94	2
1967	94	2
1966	79	3
1965	79	3
1964	60	4
1963	17	8
1962	139	0
1961	60	4
1960	121	1
1959	26	7
1958	121	1
1957	79	3
1956	94	2
1955	1	16
1954	94	2
1953	17	8
1952	26	7
1951	94	2
1950	39	6
1949	3	13
1948	17	8
1947	26	7
1946	79	3
1945	39	6
1944	8	10
1943	60	4
1942	60	4
1941	5	11
1940	121	1
1939	121	1
1938	48	5
1937	5	11
1936	26	7
1935	39	6
1934	79	3
1933	60	4
1932	139	0
1931	17	8
1930	94	2
1929	48	5
1928	60	4
1927	121	1
1926	94	2
1925	94	2
1924	94	2
1923	79	3
1922	60	4
1921	26	7
1920	94	2
1919	48	5
1918	60	4
1917	121	1
1916	79	3
1915	139	0
1914	39	6
1913	94	2
1912	94	2
1911	17	8
1910	94	2
1909	48	5
1908	60	4
1907	94	2
1906	94	2
1905	79	3
1904	121	1
1903	94	2
1902	121	1
1901	39	6
1900	26	7
1899	94	2
1898	94	2
1897	121	1
1896	48	5
1895	79	3
1894	48	5
1893	94	2
1892	60	4
1891	60	4
1890	94	2
1889	121	1
1888	121	1
1887	94	2
1886	94	2
1885	121	1
1884	139	0
1883	139	0
1882	39	6
1881	121	1
1880	60	4
1879	48	5
1878	39	6
1877	121	1
1876	5	11
1875	94	2
1874	94	2
1873	139	0
1872	139	0
1871	139	0

Weather Station Details

Years	Station	Coordinates
1940–2024	Portland International JetPort	location
1871–1940	Portland	location