Number of Days of 100 °F in Wilmington by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 100 degrees Fahrenheit in Wilmington, Delaware, between 1894 and 2024.

Also see:

Which year had the most 100° days?

Based on NOAA records, the year 1896 holds the record for the most 100 °F days in Wilmington history. There were 6 days with a high temperature of at least 100 degrees that year.

How many so far this year (2024)?

It has not reached 100 degrees Fahrenheit in Wilmington so far in 2024. As of April 30, the highest temperature this year is 89 °F.

The last time it reached at least 100° F was July 18, 2012.

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

Year	Rank	Days >= 100 °F
2024	22	0
2023	22	0
2022	22	0
2021	22	0
2020	22	0
2019	22	0
2018	22	0
2017	22	0
2016	22	0
2015	22	0
2014	22	0
2013	22	0
2012	9	2
2011	9	2
2010	9	2
2009	22	0
2008	22	0
2007	22	0
2006	22	0
2005	22	0
2004	22	0
2003	22	0
2002	22	0
2001	22	0
2000	22	0
1999	17	1
1998	22	0
1997	22	0
1996	22	0
1995	22	0
1994	17	1
1993	22	0
1992	22	0
1991	22	0
1990	22	0
1989	22	0
1988	9	2
1987	22	0
1986	22	0
1985	22	0
1984	22	0
1983	5	3
1982	22	0
1981	22	0
1980	22	0
1979	22	0
1978	22	0
1977	22	0
1976	22	0
1975	22	0
1974	22	0
1973	17	1
1972	22	0
1971	22	0
1970	22	0
1969	22	0
1968	22	0
1967	22	0
1966	9	2
1965	22	0
1964	22	0
1963	22	0
1962	22	0
1961	22	0
1960	22	0
1959	22	0
1958	22	0
1957	9	2
1956	22	0
1955	5	3
1954	9	2
1953	2	5
1952	22	0
1951	22	0
1950	22	0
1949	17	1
1948	22	0
1947	22	0
1946	22	0
1945	22	0
1944	22	0
1943	22	0
1942	22	0
1941	22	0
1940	17	1
1939	22	0
1938	22	0
1937	22	0
1936	5	3
1935	22	0
1934	22	0
1933	22	0
1932	22	0
1931	22	0
1930	9	2
1929	22	0
1928	22	0
1927	22	0
1926	22	0
1925	22	0
1924	22	0
1923	22	0
1922	22	0
1921	22	0
1920	22	0
1919	22	0
1918	5	3
1917	22	0
1916	22	0
1915	22	0
1914	22	0
1913	22	0
1912	22	0
1911	22	0
1910	22	0
1909	22	0
1908	22	0
1907	22	0
1906	22	0
1905	22	0
1904	22	0
1903	22	0
1902	22	0
1901	22	0
1900	22	0
1899	22	0
1898	22	0
1897	22	0
1896	1	6
1895	3	4
1894	3	4

Weather Station Details

Years	Station	Coordinates
1948–2024	New Castle Airport	location
1932–1947	Wilmington Porter Research	location
1894–1931	Wilmington City Hall	location