Wilmington Weather in 2009

Historical record of Wilmington, Delaware weather for the year 2009 based on NOAA data.

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2009 Wilmington Weather Extremes
Highest temperature	93 °F	August 10
Lowest temperature	5 °F	January 17
Highest daily low	74 °F	August 20
Lowest daily high	19 °F	January 16
Most daily precipitation	2.4 inches	September 11
Most daily snow	17.0 inches	December 19
Total annual precipitation	52.1 inches	-
Total annual snow	34.6 inches	-

What was the hottest temperature in Wilmington in 2009?

The highest temperature recorded in Wilmington, Delaware in 2009 was 93 °F which happened on August 10.

Highest Temperatures: All-Time By Year

Highest Temperatures in Wilmington in 2009

Rank	Temperature	Date
1	93 °F	Aug 10
2	92 °F	Aug 21
3	91 °F	Apr 26
4	90 °F	Aug 20
4	90 °F	Aug 18
4	90 °F	Aug 17
7	89 °F	Jul 16
7	89 °F	Apr 27
9	88 °F	Aug 19
9	88 °F	Aug 16
9	88 °F	Aug 12
9	88 °F	Aug 11
9	88 °F	Jul 31
9	88 °F	Jul 26
9	88 °F	Jun 26
9	88 °F	Apr 25

What was the coldest temperature in Wilmington in 2009?

The lowest temperature recorded in Wilmington, Delaware in 2009 was 5 °F which happened on Jan 17.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Wilmington in 2009

Rank	Temperature	Date
1	5 °F	January 17
2	7 °F	January 16
3	9 °F	March 3
4	10 °F	March 4
5	13 °F	February 5
6	14 °F	January 25
7	15 °F	February 6
7	15 °F	January 20
7	15 °F	January 15
10	16 °F	March 5
10	16 °F	March 2
10	16 °F	January 21

January 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	30	19	0.00	0.0
January 2	38	25	0.00	0.0
January 3	40	26	0.00	0.0
January 4	43	22	0.00	0.0
January 5	48	36	0.00	0.0
January 6	39	32	0.24	0.0
January 7	41	33	1.63	0.0
January 8	41	29	0.00	0.0
January 9	36	25	0.00	0.0
January 10	36	29	0.05	0.1
January 11	35	23	0.08	0.0
January 12	36	22	0.00	0.0
January 13	40	23	0.00	0.0
January 14	35	19	0.00	0.0
January 15	27	15	0.00	0.0
January 16	19	7	0.00	0.0
January 17	24	5	0.00	0.0
January 18	36	24	0.01	0.1
January 19	31	19	0.01	0.2
January 20	30	15	0.00	0.0
January 21	29	16	0.00	0.0
January 22	42	20	0.00	0.0
January 23	48	20	0.00	0.0
January 24	44	20	0.00	0.0
January 25	30	14	0.00	0.0
January 26	29	21	0.00	0.0
January 27	30	26	0.18	1.9
January 28	42	25	0.70	0.6
January 29	33	21	0.00	0.0
January 30	38	18	0.00	0.0
January 31	28	19	0.00	0.0

February 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	53	23	0.00	0.0
February 2	55	28	0.00	0.0
February 3	37	30	0.05	1.0
February 4	31	22	0.02	0.4
February 5	24	13	0.00	0.1
February 6	34	15	0.00	0.0
February 7	52	19	0.00	0.0
February 8	64	35	0.00	0.0
February 9	48	29	0.00	0.0
February 10	53	34	0.00	0.0
February 11	69	41	0.00	0.0
February 12	61	42	0.00	0.0
February 13	44	36	0.00	0.0
February 14	44	28	0.00	0.0
February 15	43	28	0.00	0.0
February 16	41	26	0.00	0.0
February 17	42	22	0.00	0.0
February 18	46	25	0.17	0.0
February 19	49	26	0.00	0.0
February 20	35	23	0.00	0.0
February 21	41	23	0.00	0.0
February 22	42	29	0.04	0.0
February 23	37	25	0.00	0.0
February 24	37	20	0.00	0.0
February 25	43	18	0.00	0.0
February 26	49	24	0.00	0.0
February 27	66	32	0.02	0.0
February 28	52	36	0.00	0.0

March 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	37	29	0.21	4.7
March 2	29	16	0.39	5.8
March 3	25	9	0.00	0.0
March 4	32	10	0.00	0.0
March 5	42	16	0.00	0.0
March 6	58	34	0.00	0.0
March 7	73	40	0.00	0.0
March 8	73	52	0.00	0.0
March 9	63	45	0.00	0.0
March 10	47	40	0.00	0.0
March 11	63	40	0.00	0.0
March 12	47	31	0.00	0.0
March 13	41	32	0.00	0.0
March 14	46	33	0.01	0.0
March 15	43	39	0.04	0.0
March 16	50	39	0.01	0.0
March 17	56	39	0.06	0.0
March 18	63	34	0.00	0.0
March 19	55	40	0.13	0.0
March 20	46	30	0.09	0.0
March 21	49	28	0.00	0.0
March 22	59	31	0.00	0.0
March 23	48	30	0.00	0.0
March 24	50	24	0.00	0.0
March 25	51	27	0.00	0.0
March 26	47	40	0.36	0.0
March 27	62	39	0.04	0.0
March 28	53	47	0.34	0.0
March 29	74	46	0.21	0.0
March 30	52	39	0.00	0.0
March 31	56	32	0.00	0.0

April 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	52	40	0.21
April 2	63	49	0.00
April 3	72	54	0.71
April 4	62	47	0.00
April 5	67	42	0.00
April 6	60	46	0.30
April 7	49	36	0.00
April 8	54	36	0.00
April 9	63	33	0.00
April 10	67	42	0.00
April 11	53	40	0.50
April 12	53	31	0.00
April 13	56	30	0.15
April 14	49	42	0.52
April 15	48	37	0.51
April 16	64	36	0.00
April 17	69	35	0.00
April 18	77	48	0.00
April 19	67	49	0.00
April 20	52	47	0.85
April 21	68	48	0.20
April 22	53	45	0.01
April 23	60	42	0.00
April 24	72	38	0.00
April 25	88	51	0.00
April 26	91	64	0.00
April 27	89	62	0.00
April 28	86	64	0.00
April 29	68	51	0.07
April 30	64	49	0.00

May 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	73	56	0.12
May 2	65	57	0.08
May 3	58	54	0.57
May 4	55	51	0.52
May 5	60	51	0.44
May 6	65	53	1.01
May 7	73	54	0.26
May 8	76	54	0.00
May 9	83	61	0.03
May 10	72	52	0.00
May 11	63	48	0.00
May 12	69	46	0.00
May 13	71	43	0.00
May 14	75	58	0.13
May 15	79	64	0.01
May 16	78	63	0.01
May 17	68	53	0.10
May 18	62	42	0.00
May 19	68	37	0.00
May 20	78	46	0.00
May 21	79	47	0.00
May 22	82	56	0.00
May 23	85	60	0.00
May 24	82	65	0.00
May 25	84	67	0.00
May 26	70	51	0.12
May 27	75	52	0.00
May 28	79	59	0.00
May 29	77	59	0.42
May 30	79	55	0.00
May 31	81	54	0.07

June 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	71	47	0.00
June 2	86	60	0.53
June 3	78	58	0.81
June 4	63	57	0.41
June 5	62	57	0.70
June 6	76	58	0.00
June 7	81	58	0.00
June 8	84	65	0.00
June 9	81	65	0.02
June 10	82	60	0.00
June 11	73	65	0.28
June 12	85	68	0.02
June 13	81	65	1.21
June 14	80	63	0.00
June 15	76	62	0.00
June 16	70	58	0.00
June 17	69	57	0.10
June 18	72	62	1.81
June 19	79	60	0.00
June 20	78	64	0.68
June 21	79	67	0.00
June 22	84	64	0.02
June 23	83	66	0.00
June 24	83	66	0.00
June 25	84	67	0.00
June 26	88	69	0.00
June 27	83	64	0.00
June 28	85	63	0.00
June 29	84	63	0.00
June 30	86	65	0.08

July 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	85	64	1.08
July 2	83	66	0.25
July 3	81	64	0.00
July 4	82	62	0.00
July 5	78	59	0.00
July 6	85	59	0.00
July 7	86	65	0.00
July 8	80	58	0.00
July 9	80	57	0.00
July 10	79	57	0.00
July 11	79	62	0.00
July 12	85	63	0.00
July 13	82	58	0.00
July 14	83	58	0.00
July 15	86	56	0.00
July 16	89	71	0.11
July 17	85	67	0.61
July 18	82	63	0.00
July 19	83	58	0.00
July 20	83	62	0.00
July 21	76	64	0.00
July 22	84	64	0.00
July 23	77	68	1.02
July 24	81	62	0.01
July 25	86	61	0.03
July 26	88	68	0.08
July 27	86	72	0.13
July 28	87	70	0.00
July 29	87	74	0.10
July 30	87	70	0.00
July 31	88	69	0.52

August 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	84	66	0.00
August 2	80	69	1.02
August 3	85	71	0.00
August 4	86	65	0.00
August 5	85	71	0.00
August 6	78	64	0.17
August 7	81	59	0.00
August 8	82	64	0.00
August 9	87	70	0.89
August 10	93	69	0.00
August 11	88	73	0.00
August 12	88	72	0.11
August 13	78	70	0.61
August 14	84	65	0.00
August 15	87	67	0.00
August 16	88	68	0.00
August 17	90	68	0.00
August 18	90	71	0.15
August 19	88	71	0.00
August 20	90	74	0.00
August 21	92	72	0.54
August 22	87	72	2.24
August 23	86	73	0.34
August 24	86	67	0.00
August 25	85	65	0.00
August 26	87	67	0.00
August 27	84	71	0.00
August 28	76	71	0.64
August 29	82	70	0.02
August 30	83	66	0.00
August 31	75	58	0.00

September 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	75	54	0.00
September 2	77	52	0.00
September 3	79	57	0.00
September 4	82	62	0.00
September 5	86	61	0.00
September 6	79	61	0.00
September 7	74	65	0.02
September 8	74	64	0.00
September 9	74	65	0.09
September 10	71	59	0.48
September 11	65	58	2.36
September 12	68	61	0.05
September 13	80	63	0.00
September 14	80	58	0.00
September 15	82	61	0.00
September 16	70	62	0.36
September 17	66	58	0.00
September 18	75	59	0.00
September 19	72	51	0.00
September 20	71	46	0.00
September 21	76	50	0.00
September 22	76	62	0.00
September 23	81	67	0.03
September 24	83	69	0.07
September 25	76	57	0.00
September 26	68	55	0.43
September 27	75	59	0.71
September 28	78	55	0.31
September 29	68	52	0.00
September 30	66	47	0.00

October 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	60	44	0.00
October 2	68	48	0.03
October 3	74	58	0.00
October 4	74	51	0.00
October 5	69	48	0.00
October 6	67	43	0.00
October 7	72	54	0.04
October 8	67	47	0.00
October 9	79	59	0.07
October 10	71	47	0.01
October 11	65	41	0.00
October 12	55	44	0.00
October 13	68	44	0.00
October 14	53	38	0.00
October 15	49	41	0.44
October 16	45	40	0.02
October 17	46	42	1.19
October 18	51	36	0.22
October 19	57	35	0.00
October 20	67	36	0.00
October 21	75	42	0.00
October 22	73	48	0.00
October 23	67	51	0.16
October 24	73	60	1.66
October 25	62	44	0.00
October 26	62	41	0.00
October 27	60	52	0.66
October 28	68	56	1.22
October 29	57	51	0.00
October 30	58	48	0.00
October 31	71	57	0.18

November 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	58	50	0.08
November 2	57	40	0.00
November 3	63	37	0.00
November 4	52	35	0.00
November 5	56	37	0.01
November 6	49	32	0.00
November 7	57	27	0.00
November 8	72	38	0.00
November 9	66	40	0.00
November 10	64	47	0.00
November 11	57	46	0.14
November 12	50	43	0.36
November 13	55	50	0.05
November 14	59	53	0.03
November 15	72	54	0.00
November 16	64	44	0.00
November 17	57	40	0.00
November 18	59	45	0.00
November 19	60	51	0.38
November 20	59	42	0.57
November 21	57	37	0.00
November 22	56	36	0.00
November 23	50	47	0.14
November 24	52	48	0.18
November 25	53	45	0.17
November 26	54	44	0.00
November 27	48	40	0.00
November 28	52	36	0.00
November 29	62	31	0.00
November 30	58	38	0.21

December 2009 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	52	34	0.00	0.0
December 2	58	32	0.69	0.0
December 3	68	45	0.25	0.0
December 4	51	34	0.00	0.0
December 5	43	33	0.49	1.0
December 6	38	28	0.00	0.0
December 7	42	27	0.00	0.0
December 8	44	33	0.02	0.0
December 9	56	37	2.28	0.0
December 10	47	27	0.00	0.0
December 11	34	22	0.00	0.0
December 12	42	27	0.00	0.0
December 13	51	28	1.18	0.0
December 14	49	37	0.00	0.0
December 15	54	40	0.00	0.0
December 16	40	27	0.00	0.0
December 17	35	24	0.00	0.0
December 18	32	20	0.00	0.0
December 19	31	23	1.40	17.0
December 20	32	24	0.00	0.0
December 21	36	23	0.00	0.0
December 22	37	25	0.00	0.0
December 23	29	18	0.00	0.0
December 24	38	18	0.00	0.0
December 25	41	23	0.35	0.0
December 26	53	40	1.56	0.0
December 27	50	31	0.00	0.0
December 28	39	30	0.00	0.0
December 29	32	18	0.00	0.0
December 30	31	18	0.00	0.0
December 31	34	29	0.36	1.7

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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