Wilmington, DE: 2026

9 October 2026: 2026 so far averaged 59.5°F in Wilmington, DE, the warmest 1 January to 9 October since 2025, 17th warmest of 110.

2026 so far, to 9 October 2026

Mean temperature: 59.5°F; Warmest since 2025; 17th warmest of 110
Precipitation: 36.41 in; Wettest since 2024; 43rd wettest of 116

A normal 1 January to 9 October in Wilmington, DE (1991 to 2020): a mean temperature of 58.5°F, between 56.6°F and 59.9°F in eight years of ten and 37.27 in of precipitation, between 27.44 in and 42.70 in in eight years of ten.

The mean temperature of every 1 January to 9 October in Wilmington, DE since 1896: 59.5°F in 2026; the highest is 61.2°F, in 2023.

Normal range, 56.6 to 59.9°F

Every year, ranked, as a table

Every 1 January to 9 October in Wilmington, DE from 1894 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	59.5	17	69.3	9	49.6	18	36.41	43	0
2025	59.6	14	69.1	15	50.1	12	33.22	64	0
2024	60.1	4	69.4	7	50.8	5	36.99	40	0
2023	61.2	1	71.1	1	51.2	2	40.26	20	0
2022	59.4	18	69.2	11	49.7	17	34.43	57	0
2021	59.7	13	69.1	15	50.3	11	32.60	71	0
2020	59.8	9	69.1	15	50.5	8	38.27	33	0
2019	60.1	4	69.5	6	50.7	6	36.81	41	0
2018	59.4	18	68.3	29	50.4	10	43.09	10	0
2017	60.1	4	69.4	7	50.9	4	34.22	59	0
2016	59.6	14	69.1	15	50.1	12	35.38	51	0
2015	57.3	58	66.7	62	48	53	39.90	21	0
2014	56.3	83	65.9	86	46.7	81	41.80	16	0
2013	58.3	33	67.4	50	49.3	23	38.64	29	0
2012	60.8	2	70.6	2	51.1	3	25.59	107	0
2011	58.8	24	68	39	49.6	18	45.51	7	0
2010	59.9	7	69.3	9	50.5	8	37.73	35	0
2009	57.2	59	66.1	81	48.3	46	35.40	50	0
2008	58.7	26	68.5	27	48.9	29	30.77	80	0
2007	58.7	26	68.3	29	49	24	30.91	78	0
2006	59	21	68.4	28	49.6	18	38.99	26	0
2005	57.8	43	67.1	58	48.4	41	30.28	83	0
2004	57.1	66	65.7	87	48.5	39	46.84	3	0
2003	55.6	98	63.9	107	47.2	69	42.66	13	0
2002	59.8	9	69.7	5	49.9	16	24.71	108	0
2001	57	71	66.3	76	47.8	58	30.59	81	0
2000	57.2	59	66.2	78	48.2	48	40.61	18	0
1999	58.4	32	67.9	40	48.8	33	40.50	19	0
1998	59.8	9	68.8	23	50.7	6	33.83	61	0
1997	56.6	78	66.4	72	46.9	75	19.88	115	0
1996	55.9	92	64.6	104	47.2	69	38.32	31	0
1995	58.5	29	68.1	36	48.9	29	27.65	99	0
1994	57.2	59	66.7	62	47.7	60	39.65	23	0
1993	58.5	29	67.9	40	49	24	37.73	35	0
1992	56.9	75	66.2	78	47.7	60	27.90	98	0
1991	59.9	7	69.8	4	50.1	12	33.04	65	0
1990	59.6	14	69.2	11	50	15	34.94	54	0
1989	57.8	43	66.5	68	49	24	44.10	9	0
1988	57.1	66	66.6	65	47.7	60	30.00	85	0
1987	57.7	46	66.9	61	48.4	41	29.48	88	0
1986	57.6	51	67.1	58	48.1	49	28.36	94	0
1985	58.7	26	68.7	25	48.7	35	27.99	97	0
1984	55.4	102	64.9	100	45.9	103	36.03	48	0
1983	58.8	24	69	20	48.7	35	38.79	27	0
1982	56.3	83	66.1	81	46.6	84	32.84	68	0
1981	56.9	75	66.6	65	47.1	71	28.33	95	0
1980	57.7	46	67.6	47	47.9	54	27.44	100	0
1979	56	89	65.2	96	46.8	77	46.46	4	0
1978	54.3	109	63.5	110	45.1	109	42.20	15	0
1977	56.8	77	66.5	68	47.1	71	26.28	105	0
1976	57.7	46	67.4	50	47.9	54	27.18	101	0
1975	57.5	56	66.4	72	48.6	38	41.04	17	0
1974	57.9	42	67.4	50	48.4	41	32.47	72	0
1973	60.3	3	69.1	15	51.4	1	37.55	38	0
1972	57.2	59	66.5	68	47.9	54	32.41	73	0
1971	57	71	66.2	78	47.8	58	39.49	24	0
1970	57.1	66	66.5	68	47.6	64	28.56	92	0
1969	57.7	46	66.3	76	49	24	30.04	84	0
1968	57.1	66	67	60	47.1	71	23.94	111	0
1967	55.4	102	64.7	103	46.2	96	35.38	51	0
1966	55.9	92	65.7	87	46.1	99	29.91	86	0
1965	56.1	85	65.7	87	46.4	89	22.28	114	0
1964	56.5	79	66.4	72	46.6	84	25.97	106	0
1963	55.4	102	65.7	87	45.1	109	23.38	113	0
1962	56	89	65.6	91	46.4	89	26.33	104	0
1961	56.1	85	65.5	93	46.8	77	33.83	61	0
1960	56.4	81	65.6	91	47.3	68	38.49	30	0
1959	58.3	33	68.2	35	48.3	46	29.27	90	0
1958	55.1	106	63.9	107	46.3	92	45.53	6	0
1957	57.6	51	67.3	54	47.9	54	29.50	87	0
1956	55.7	96	65.2	96	46.3	92	34.75	55	0
1955	58.5	29	68.3	29	48.8	33	34.28	58	0
1954	58	40	68.3	29	47.6	64	24.61	109	0
1953	58.9	22	68.9	22	49	24	35.30	53	0
1952	58.3	33	68.1	36	48.5	39	39.85	22	0
1951	57.2	59	67.7	46	46.7	81	30.35	82	0
1950	56.1	85	66	83	46.2	96	32.61	70	0
1949	58.9	22	68.8	23	48.9	29	33.96	60	0
1948	55.6	98	65.4	95	45.8	104	34.55	56	0
1947	55.6	98	65	99	46.3	92	32.90	66	3
1946	57	71	67.2	57	46.9	75	37.65	37	1
1945	57.2	59	67.8	44	46.5	88	50.55	2	0
1944	57.6	51	68.3	29	46.8	77	36.18	45	3
1943	57.2	59	68.3	29	46.1	99	28.52	93	0
1942	57.6	51	67.9	40	47	74	38.28	32	3
1941	57	71	67.9	40	46.3	92	24.57	110	1
1940	53.7	110	63.4	111	43.9	111			3
1939			70.4	3	48.4	41			32
1938	57.4	57	67.4	50	47.6	64	42.78	12	10
1937	57.8	43	67.5	49	48.1	49			5
1936	56.5	79	66.4	72	46.7	81			4
1935	56	89	65.5	93	46.4	89			7
1934	56.1	85	66	83	46.1	99			2
1933	58.3	33	67.8	44	48.9	29	45.99	5	3
1932	58.1	39	68.1	36	48.1	49			2
1931	57.7	46	66.7	62	48.7	35	36.09	47	1
1930	58.3	33	69	20	47.6	64	23.61	112	0
1929	57.1	66	67.3	54	46.8	77	36.15	46	0
1928	55.9	92	65.2	96	46.6	84	44.82	8	2
1927	55.7	96	64.9	100	46.6	84	32.90	66	4
1926	55.2	105	64.8	102	45.5	106	37.30	39	1
1925	58.2	38	68.6	26	47.7	60	29.28	89	2
1924	54.8	107	64.2	106	45.3	107			1
1923	56.4	81	66.6	65	46.2	96	31.99	76	1
1922	58	40	67.6	47	48.4	41			0
1921	59.4	18	69.2	11	49.6	18	30.90	79	1
1920	54.5	108	63.7	109	45.3	107	39.16	25	0
1919	57.6	51	67.3	54	48.1	49	52.41	1	2
1918	55.8	95	66	83	45.6	105	28.30	96	0
1917	55.6	98	64.6	104	46.1	99	31.59	77	9
1916							27.08	102	283
1915							38.03	34	282
1914							26.60	103	282
1913							36.51	42	282
1912							38.66	28	283
1911							43.07	11	282
1910							32.35	74	282
1909							19.08	116	282
1907							35.85	49	282
1906							42.57	14	282
1905							32.83	69	282
1903							36.35	44	282
1900							32.29	75	282
1898							28.79	91	282
1897							33.42	63	282
1896	59.8	9	69.2	11	49.6	18			9
1895									34
1894									70

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2023	61.2
2012	60.8
1973	60.3
2024	60.1
2019	60.1
2017	60.1
2010	59.9
1991	59.9
2020	59.8
2002	59.8
More years share the last value

Coldest
Year	Mean, °F
1940	53.7
1978	54.3
1920	54.5
1924	54.8
1958	55.1
1926	55.2
1984	55.4
1967	55.4
1963	55.4
2003	55.6
More years share the last value

Wettest
Year	Precipitation, in
1919	52.41
1945	50.55
2004	46.84
1979	46.46
1933	45.99
1958	45.53
2011	45.51
1928	44.82
1989	44.10
2018	43.09

Driest
Year	Precipitation, in
1909	19.08
1997	19.88
1965	22.28
1963	23.38
1930	23.61
1968	23.94
1941	24.57
1954	24.61
2002	24.71
2012	25.59

The hottest, coldest and wettest days

Hottest day: 103°F; 2 July 2026
Coldest night: 4°F; 31 January 2026
Wettest day: 2.59 in; 9 July 2026

Month by month

Month	Mean temperature	Precipitation
January	29.8°F 31st coldest of 111	2.88 in 57th driest of 117
February	32.1°F 33rd coldest of 110	1.99 in 34th driest of 126
March	48.1°F 9th warmest of 112	2.22 in 22nd driest of 125
April	57.6°F 7th warmest of 112	2.53 in 35th driest of 127
May	64.3°F 36th warmest of 113	3.33 in 63rd driest of 127
June	74°F 15th warmest of 113	3.35 in 57th driest of 126
July	78.4°F 22nd warmest of 113	8.32 in 8th wettest of 124
August	77.3°F 13th warmest of 113	5.82 in 28th wettest of 128
September	70.6°F 19th warmest of 113	5.73 in 25th wettest of 132
October so far	63.5°F 29th warmest of 110	0.24 in 39th driest of 128

Hot days and freezes

Wilmington, DE has had 30 days at 90°F or above in 2026 through 9 October, the most by that date since 2022, tied 21st most of 111 (with 1952).
Wilmington, DE has had 3 days at 100°F or above in 2026 through 9 October, the most by that date since 1983, tied 3rd most of 111 (with 1983, 1955, 1936 and 1 other year).
Wilmington, DE has had 62 freezing nights (a low of 32°F or below) in 2026 through 9 October, the most by that date since 2022, tied 71st most of 111 (with 1985, 1955, 1935 and 2 other years).
The last freeze of spring 2026 in Wilmington, DE came on Tuesday 21 April 2026, the latest since 2024, tied 28th latest of 111 (with 2018, 1981, 1956 and 2 other years).

Daily records set

Date	Record	Value	Before	Check
2 July	Warmest day	103°F	98°F 1966, 1941	Provisional
12 June	Warmest day	97°F	96°F 1933	Provisional
19 May	Warmest day	96°F	95°F 1962	Provisional
15 April	Warmest day	90°F	86°F 1896	Provisional
4 April	Warmest day	82°F	80°F 1950	Provisional
1 April	Warmest day	85°F	81°F 1978, 1917	Provisional
11 March	Warmest day	83°F	74°F 2021	Provisional
10 March	Warmest day	83°F	80°F 2016	Provisional

Daily records set and not listed: 0

Every month, season and year

Months

Seasons

Years

2025
2026

Wilmington, DE the day's answers

All-time records

Every answer in words

2026 so far brought 36.41 in of precipitation in Wilmington, DE, the wettest 1 January to 9 October since 2024, 43rd wettest of 116.
The hottest day of 2026 so far in Wilmington, DE: 103°F on Thursday 2 July 2026.
The coldest night of 2026 so far in Wilmington, DE: a low of 4°F on Saturday 31 January 2026.
The wettest day of 2026 so far in Wilmington, DE: 2.59 in on Thursday 9 July 2026.