Wilmington Weather in 2015

Historical record of Wilmington, Delaware weather for the year 2015 based on NOAA data.

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2015 Wilmington Weather Extremes
Highest temperature	96 °F	September 3
Lowest temperature	2 °F	February 20
Highest daily low	79 °F	July 20
Lowest daily high	16 °F	February 16
Most daily precipitation	3.8 inches	June 1
Most daily snow	7.0 inches	March 5
Total annual precipitation	48.7 inches	-
Total annual snow	22.9 inches	-

What was the hottest temperature in Wilmington in 2015?

The highest temperature recorded in Wilmington, Delaware in 2015 was 96 °F which happened on September 3.

Highest Temperatures: All-Time By Year

Highest Temperatures in Wilmington in 2015

Rank	Temperature	Date
1	96 °F	Sep 3
2	94 °F	Sep 1
3	93 °F	Sep 8
3	93 °F	Sep 2
5	92 °F	Sep 4
5	92 °F	Aug 16
5	92 °F	Jul 20
5	92 °F	Jul 19
5	92 °F	Jun 23
10	91 °F	Sep 7
10	91 °F	Aug 17
10	91 °F	Aug 4
10	91 °F	Jun 12

What was the coldest temperature in Wilmington in 2015?

The lowest temperature recorded in Wilmington, Delaware in 2015 was 2 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Wilmington in 2015

Rank	Temperature	Date
1	2 °F	February 20
1	2 °F	February 16
3	3 °F	February 21
4	5 °F	March 7
4	5 °F	March 6
4	5 °F	February 18
7	6 °F	February 24
7	6 °F	February 19
9	7 °F	February 15
10	8 °F	January 8

January 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	42	23	0.00	0.0
January 2	43	27	0.00	0.0
January 3	43	24	0.57	0.0
January 4	62	41	0.33	0.0
January 5	49	24	0.00	0.0
January 6	26	14	0.15	1.8
January 7	24	12	0.00	0.0
January 8	20	8	0.00	0.0
January 9	36	20	0.01	0.0
January 10	23	11	0.00	0.0
January 11	41	11	0.00	0.0
January 12	38	33	0.71	0.0
January 13	38	23	0.00	0.0
January 14	33	21	0.00	0.0
January 15	37	27	0.00	0.0
January 16	45	24	0.00	0.0
January 17	32	17	0.00	0.0
January 18	43	27	1.67	0.0
January 19	45	30	0.00	0.0
January 20	46	27	0.00	0.0
January 21	34	25	0.08	1.1
January 22	41	28	0.01	0.0
January 23	41	25	0.23	0.3
January 24	38	33	0.65	0.0
January 25	49	32	0.00	0.0
January 26	35	28	0.04	0.5
January 27	34	22	0.00	0.0
January 28	34	19	0.00	0.0
January 29	34	14	0.00	0.0
January 30	42	20	0.00	0.0
January 31	29	14	0.00	0.0

February 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	41	19	0.06	0.2
February 2	41	23	0.79	0.0
February 3	31	19	0.00	0.0
February 4	48	23	0.00	0.0
February 5	40	16	0.00	0.0
February 6	32	12	0.00	0.0
February 7	44	17	0.00	0.0
February 8	53	31	0.00	0.0
February 9	38	29	0.01	0.0
February 10	43	28	0.00	0.0
February 11	40	25	0.00	0.0
February 12	41	18	0.00	0.0
February 13	25	10	0.00	0.0
February 14	32	16	0.13	1.4
February 15	16	7	0.00	0.0
February 16	16	2	0.03	0.4
February 17	25	13	0.22	2.9
February 18	30	5	0.00	0.0
February 19	21	6	0.00	0.0
February 20	18	2	0.00	0.0
February 21	33	3	0.67	5.0
February 22	43	32	0.23	0.0
February 23	36	13	0.00	0.0
February 24	23	6	0.00	0.0
February 25	38	11	0.00	0.0
February 26	33	25	0.01	0.5
February 27	29	20	0.01	0.2
February 28	31	14	0.00	0.0

March 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	32	17	0.54	0.3
March 2	38	27	0.00	0.0
March 3	34	23	0.47	0.0
March 4	43	33	0.52	0.0
March 5	39	18	0.80	7.0
March 6	26	5	0.00	0.0
March 7	40	5	0.00	0.0
March 8	49	26	0.00	0.0
March 9	56	30	0.00	0.0
March 10	55	31	0.60	0.0
March 11	61	43	0.00	0.0
March 12	52	31	0.00	0.0
March 13	44	29	0.19	0.0
March 14	51	37	1.12	0.0
March 15	48	34	0.00	0.0
March 16	55	31	0.00	0.0
March 17	69	35	0.00	0.0
March 18	45	29	0.00	0.0
March 19	46	24	0.00	0.0
March 20	37	32	0.45	1.3
March 21	53	31	0.00	0.0
March 22	48	32	0.00	0.0
March 23	43	24	0.00	0.0
March 24	41	28	0.00	0.0
March 25	44	24	0.01	0.0
March 26	71	38	0.27	0.0
March 27	49	38	0.29	0.0
March 28	40	26	0.00	0.0
March 29	45	22	0.00	0.0
March 30	59	36	0.00	0.0
March 31	58	35	0.13	0.0

April 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	56	30	0.00
April 2	66	33	0.00
April 3	63	53	0.10
April 4	64	41	0.02
April 5	63	39	0.00
April 6	74	36	0.00
April 7	69	44	0.78
April 8	45	40	0.05
April 9	43	39	0.00
April 10	57	40	0.08
April 11	62	44	0.00
April 12	66	34	0.00
April 13	72	41	0.00
April 14	62	50	0.14
April 15	70	45	0.00
April 16	68	50	0.00
April 17	74	54	0.25
April 18	80	52	0.00
April 19	66	49	0.00
April 20	76	60	2.37
April 21	65	50	0.46
April 22	71	41	0.04
April 23	53	38	0.00
April 24	56	37	0.00
April 25	56	31	0.00
April 26	63	41	0.00
April 27	61	41	0.00
April 28	71	48	0.00
April 29	75	48	0.00
April 30	73	49	0.00

May 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	62	47	0.00
May 2	71	44	0.00
May 3	81	50	0.00
May 4	84	51	0.00
May 5	83	60	0.01
May 6	76	61	0.02
May 7	76	58	0.00
May 8	78	57	0.00
May 9	79	60	0.00
May 10	81	63	0.43
May 11	81	66	0.01
May 12	85	64	0.00
May 13	70	52	0.00
May 14	72	47	0.00
May 15	73	51	0.00
May 16	84	59	0.06
May 17	83	68	0.00
May 18	86	62	0.91
May 19	81	61	0.25
May 20	68	51	0.00
May 21	56	50	0.15
May 22	75	48	0.00
May 23	71	48	0.00
May 24	79	46	0.00
May 25	84	62	0.00
May 26	86	63	0.00
May 27	87	70	0.00
May 28	87	69	0.55
May 29	83	66	0.00
May 30	84	67	0.00
May 31	89	68	0.00

June 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	82	59	3.80
June 2	59	53	0.29
June 3	67	53	0.27
June 4	69	55	0.48
June 5	73	55	0.00
June 6	81	64	0.00
June 7	74	58	0.00
June 8	84	61	1.49
June 9	85	66	0.00
June 10	83	60	0.00
June 11	90	67	0.00
June 12	91	73	0.00
June 13	86	74	0.00
June 14	88	72	0.30
June 15	88	73	0.10
June 16	90	72	0.60
June 17	82	67	0.02
June 18	74	65	0.98
June 19	86	69	0.20
June 20	84	70	0.50
June 21	89	73	0.15
June 22	88	70	0.00
June 23	92	69	0.69
June 24	84	63	0.00
June 25	82	62	0.38
June 26	81	66	0.00
June 27	69	63	2.17
June 28	77	65	0.09
June 29	81	60	0.00
June 30	84	65	0.01

July 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	84	67	0.17
July 2	74	63	0.06
July 3	80	61	0.00
July 4	76	69	0.04
July 5	82	64	0.00
July 6	85	72	0.06
July 7	88	73	0.00
July 8	88	76	0.00
July 9	85	73	0.55
July 10	83	71	0.00
July 11	88	70	0.00
July 12	87	64	0.00
July 13	83	69	0.00
July 14	86	73	0.03
July 15	82	66	0.70
July 16	81	61	0.00
July 17	80	64	0.00
July 18	86	73	0.00
July 19	92	75	0.00
July 20	92	79	0.00
July 21	89	70	0.00
July 22	83	65	0.00
July 23	83	62	0.00
July 24	86	60	0.00
July 25	86	61	0.00
July 26	88	69	0.00
July 27	82	70	0.26
July 28	89	70	0.00
July 29	89	73	0.00
July 30	90	74	0.45
July 31	89	66	0.00

August 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	88	68	0.00
August 2	88	64	0.00
August 3	90	67	0.00
August 4	91	71	0.11
August 5	88	68	0.00
August 6	83	62	0.10
August 7	85	68	0.00
August 8	84	63	0.00
August 9	85	64	0.00
August 10	76	67	0.03
August 11	83	70	0.66
August 12	83	65	0.00
August 13	83	63	0.00
August 14	87	57	0.00
August 15	88	65	0.00
August 16	92	66	0.00
August 17	91	69	0.00
August 18	88	72	0.00
August 19	86	76	0.00
August 20	87	75	0.57
August 21	87	70	0.00
August 22	84	62	0.00
August 23	83	58	0.00
August 24	87	61	0.00
August 25	87	63	0.05
August 26	81	60	0.00
August 27	82	58	0.00
August 28	85	56	0.00
August 29	84	60	0.00
August 30	89	66	0.00
August 31	90	74	0.00

September 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	94	69	0.00
September 2	93	68	0.00
September 3	96	68	0.00
September 4	92	70	0.00
September 5	85	66	0.00
September 6	85	58	0.00
September 7	91	64	0.00
September 8	93	68	0.00
September 9	90	74	0.00
September 10	79	69	0.68
September 11	83	67	0.00
September 12	77	64	0.27
September 13	72	57	0.00
September 14	77	53	0.00
September 15	83	52	0.00
September 16	86	55	0.00
September 17	85	58	0.00
September 18	83	58	0.00
September 19	84	64	0.00
September 20	81	63	0.00
September 21	73	58	0.00
September 22	73	61	0.00
September 23	80	57	0.00
September 24	81	51	0.00
September 25	78	59	0.00
September 26	74	57	0.00
September 27	73	61	0.00
September 28	82	61	0.00
September 29	82	67	1.33
September 30	81	63	0.22

October 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	63	56	0.10
October 2	56	48	1.70
October 3	57	49	0.07
October 4	61	54	0.00
October 5	68	47	0.00
October 6	76	46	0.00
October 7	75	55	0.00
October 8	74	52	0.00
October 9	79	57	0.49
October 10	66	47	0.00
October 11	69	42	0.00
October 12	73	45	0.00
October 13	75	53	0.00
October 14	68	51	0.00
October 15	66	47	0.00
October 16	66	46	0.00
October 17	57	39	0.00
October 18	53	32	0.00
October 19	55	30	0.00
October 20	70	42	0.00
October 21	73	44	0.00
October 22	76	43	0.00
October 23	67	46	0.00
October 24	60	36	0.00
October 25	70	45	0.02
October 26	59	40	0.00
October 27	60	36	0.00
October 28	71	53	0.93
October 29	72	55	0.43
October 30	58	40	0.00
October 31	58	34	0.00

November 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	65	52	0.00
November 2	64	45	0.00
November 3	75	40	0.00
November 4	74	44	0.00
November 5	68	53	0.06
November 6	77	64	0.02
November 7	68	49	0.01
November 8	59	38	0.00
November 9	58	32	0.03
November 10	61	52	0.84
November 11	61	48	0.00
November 12	60	46	0.12
November 13	59	46	0.00
November 14	52	36	0.00
November 15	61	32	0.00
November 16	69	41	0.00
November 17	58	41	0.00
November 18	62	42	0.00
November 19	64	56	1.00
November 20	60	34	0.00
November 21	54	34	0.00
November 22	49	37	0.00
November 23	42	30	0.00
November 24	51	29	0.00
November 25	53	28	0.00
November 26	62	32	0.00
November 27	65	36	0.00
November 28	66	44	0.01
November 29	50	39	0.14
November 30	46	35	0.02

December 2015 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	56	45	1.04
December 2	58	50	0.22
December 3	52	37	0.00
December 4	51	34	0.00
December 5	51	29	0.00
December 6	53	28	0.00
December 7	57	29	0.00
December 8	51	31	0.00
December 9	55	32	0.00
December 10	61	42	0.00
December 11	62	37	0.00
December 12	68	43	0.00
December 13	67	48	0.00
December 14	69	49	0.11
December 15	68	46	0.08
December 16	51	46	0.00
December 17	55	43	0.85
December 18	53	36	0.00
December 19	42	30	0.00
December 20	43	28	0.00
December 21	55	36	0.00
December 22	60	52	0.10
December 23	63	56	1.16
December 24	71	60	0.10
December 25	67	58	0.54
December 26	60	49	0.00
December 27	65	48	0.08
December 28	48	38	0.04
December 29	54	42	0.75
December 30	51	47	0.14
December 31	54	40	0.00

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Weather Station Details

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