Wilmington Days With Precipitation by Year

This page contains a list of the number of days it rained or snowed each year in Wilmington, Delaware for each year between 1894 and 2024. It is based on NOAA data.

Change:

Month:

Year With the Most Rainy Days in Wilmington

The most days of rain or snow in a single year in Wilmington, Delaware history is 149, which happened in 2003.

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

Year	Rank	Days
2024	131	41
2023	49	116
2022	19	127
2021	11	134
2020	8	138
2019	14	131
2018	3	146
2017	34	121
2016	62	112
2015	38	119
2014	17	128
2013	24	125
2012	46	117
2011	20	126
2010	89	104
2009	13	132
2008	42	118
2007	42	118
2006	59	113
2005	71	110
2004	9	137
2003	1	149
2002	42	118
2001	71	110
2000	14	131
1999	78	108
1998	55	115
1997	49	116
1996	5	141
1995	49	116
1994	49	116
1993	62	112
1992	55	115
1991	82	107
1990	20	126
1989	26	124
1988	111	94
1987	93	103
1986	85	106
1985	59	113
1984	11	134
1983	38	119
1982	38	119
1981	93	103
1980	62	112
1979	10	136
1978	26	124
1977	26	124
1976	36	120
1975	14	131
1974	59	113
1973	34	121
1972	30	123
1971	62	112
1970	85	106
1969	89	104
1968	99	99
1967	36	120
1966	89	104
1965	99	99
1964	108	95
1963	106	96
1962	71	110
1961	46	117
1960	55	115
1959	55	115
1958	49	116
1957	30	123
1956	2	148
1955	75	109
1954	46	117
1953	62	112
1952	26	124
1951	49	116
1950	4	142
1949	30	123
1948	7	140
1947	20	126
1946	78	108
1945	5	141
1944	89	104
1943	75	109
1942	69	111
1941	87	105
1940	20	126
1939	38	119
1938	24	125
1937	33	122
1936	87	105
1935	17	128
1934	69	111
1933	78	108
1932	93	103
1931	111	94
1930	116	86
1929	82	107
1928	42	118
1927	62	112
1926	62	112
1925	114	93
1924	108	95
1923	102	97
1922	101	98
1921	97	100
1920	102	97
1919	82	107
1918	119	80
1917	106	96
1916	97	100
1915	96	101
1914	108	95
1913	102	97
1912	78	108
1911	71	110
1910	120	78
1909	128	59
1908	128	59
1907	117	85
1906	115	91
1905	126	65
1904	121	74
1903	121	74
1902	130	56
1901	127	63
1900	123	73
1899	125	66
1898	102	97
1897	124	72
1896	75	109
1895	118	81
1894	111	94

Weather Station Details

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