Wilmington Weather in 1917

Historical record of Wilmington, Delaware weather for the year 1917 based on NOAA data.

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1917 Wilmington Weather Extremes
Highest temperature	99 °F	July 31
Lowest temperature	-7 °F	December 30
Highest daily low	78 °F	July 31
Lowest daily high	4 °F	December 30
Most daily precipitation	2.0 inches	October 24
Most daily snow	5.5 inches	April 9
Total annual precipitation	40.2 inches	-

What was the hottest temperature in Wilmington in 1917?

The highest temperature recorded in Wilmington, Delaware in 1917 was 99 °F which happened on July 31.

Highest Temperatures: All-Time By Year

Highest Temperatures in Wilmington in 1917

Rank	Temperature	Date
1	99 °F	Jul 31
2	98 °F	Aug 1
3	94 °F	Aug 2
3	94 °F	Jul 30
5	90 °F	Jul 2
6	89 °F	Jul 28
6	89 °F	Jul 27
6	89 °F	Jun 27
9	88 °F	Aug 21
9	88 °F	Aug 7
9	88 °F	Aug 3
9	88 °F	Jul 3

What was the coldest temperature in Wilmington in 1917?

The lowest temperature recorded in Wilmington, Delaware in 1917 was -7 °F which happened on Dec 30.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Wilmington in 1917

Rank	Temperature	Date
1	-7 °F	December 30
2	-4 °F	December 31
3	1 °F	February 13
4	2 °F	December 29
5	4 °F	February 3
6	5 °F	February 12
6	5 °F	February 5
8	9 °F	December 16
8	9 °F	December 15
8	9 °F	December 10
8	9 °F	February 6
8	9 °F	January 12

January 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	34	18	0.00	0.0
January 2	43	30	0.00	0.0
January 3	44	28	0.50	0.0
January 4	44	28	0.00	0.0
January 5	50	36	0.18	0.0
January 6	52	35	0.00	0.0
January 7	48	27	0.00	0.0
January 8	45	27	0.00	0.0
January 9	45	34	0.05	0.0
January 10	44	32	0.00	0.0
January 11	46	15	0.00	0.0
January 12	23	9	0.00	0.0
January 13	34	12	0.07	0.0
January 14	50	27	0.35	0.0
January 15	28	16	0.10	1.0
January 16	28	19	0.00	0.0
January 17	33	18	0.00	0.0
January 18	43	30	0.00	0.0
January 19	38	25	0.00	0.0
January 20	43	17	0.00	0.0
January 21	36	27	1.16	2.0
January 22	51	29	0.00	0.0
January 23	36	16	0.00	0.0
January 24	33	24	0.00	0.0
January 25	42	29	0.00	0.0
January 26	37	19	0.00	0.0
January 27	24	11	0.00	0.0
January 28	44	n/a	0.15	1.5
January 29	40	27	0.65	0.0
January 30	48	32	0.20	0.0
January 31	43	29	0.00	0.0

February 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	46	34	0.00	n/a
February 2	35	15	0.00	n/a
February 3	17	4	0.00	n/a
February 4	38	13	0.00	n/a
February 5	37	5	0.00	0.0
February 6	25	9	0.00	n/a
February 7	39	16	0.00	n/a
February 8	50	n/a	0.00	n/a
February 9	46	23	0.00	n/a
February 10	26	11	0.00	n/a
February 11	27	16	0.00	n/a
February 12	20	5	0.00	n/a
February 13	n/a	1	0.00	n/a
February 14	n/a	n/a	0.00	n/a
February 15	n/a	n/a	0.30	3.0
February 16	37	20	0.04	0.4
February 17	43	19	0.00	n/a
February 18	50	36	0.00	n/a
February 19	45	28	0.03	n/a
February 20	38	31	0.38	n/a
February 21	41	26	0.00	n/a
February 22	43	24	0.25	2.5
February 23	43	25	0.40	n/a
February 24	50	37	0.00	n/a
February 25	48	24	0.00	n/a
February 26	60	24	0.00	n/a
February 27	60	48	0.07	n/a
February 28	50	32	0.43	1.5

March 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	36	30	0.23	0.0
March 2	34	28	0.05	0.5
March 3	33	28	n/a	0.0
March 4	33	31	n/a	0.2
March 5	33	28	1.67	0.0
March 6	32	17	n/a	0.0
March 7	42	20	n/a	0.0
March 8	49	33	0.35	0.0
March 9	47	34	n/a	0.0
March 10	48	26	n/a	0.0
March 11	58	34	n/a	0.0
March 12	59	41	n/a	0.0
March 13	42	27	n/a	0.0
March 14	38	32	0.15	0.0
March 15	46	31	n/a	0.0
March 16	49	30	n/a	0.0
March 17	44	31	0.34	0.0
March 18	44	32	0.00	0.0
March 19	35	20	n/a	0.0
March 20	n/a	25	n/a	0.0
March 21	54	36	0.17	0.0
March 22	53	31	n/a	0.0
March 23	53	32	n/a	0.0
March 24	55	39	0.13	0.0
March 25	55	39	n/a	0.0
March 26	61	35	n/a	0.0
March 27	55	48	0.01	0.0
March 28	55	34	0.10	0.0
March 29	54	37	n/a	0.0
March 30	54	33	n/a	0.0
March 31	68	38	n/a	0.0

April 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	81	55	0.00	0.0
April 2	75	55	0.00	0.0
April 3	65	43	0.00	0.0
April 4	60	35	0.00	0.0
April 5	57	37	0.32	0.0
April 6	49	39	0.58	0.0
April 7	52	40	0.00	0.0
April 8	49	29	0.00	0.0
April 9	40	25	0.55	5.5
April 10	50	26	0.00	0.0
April 11	64	36	0.00	0.0
April 12	68	45	0.00	0.0
April 13	67	36	0.02	0.0
April 14	51	30	0.00	0.0
April 15	51	29	0.00	0.0
April 16	55	36	0.00	0.0
April 17	65	36	0.00	0.0
April 18	71	42	0.00	0.0
April 19	74	54	0.00	0.0
April 20	75	47	0.00	0.0
April 21	78	52	0.00	0.0
April 22	71	53	0.00	0.0
April 23	79	53	0.00	0.0
April 24	70	45	0.00	0.0
April 25	58	37	0.00	0.0
April 26	53	42	0.15	0.0
April 27	55	41	0.00	0.0
April 28	60	45	0.00	0.0
April 29	64	40	0.00	0.0
April 30	71	49	0.00	0.0

May 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
May 1	63	45	0.14	n/a
May 2	62	41	0.00	n/a
May 3	59	44	0.00	n/a
May 4	55	43	0.85	n/a
May 5	44	41	0.00	n/a
May 6	50	37	0.00	n/a
May 7	53	40	0.00	n/a
May 8	51	41	0.00	n/a
May 9	58	40	0.10	n/a
May 10	59	42	0.00	n/a
May 11	66	43	0.00	n/a
May 12	64	40	0.00	n/a
May 13	64	39	0.00	n/a
May 14	70	47	0.00	n/a
May 15	68	50	0.00	n/a
May 16	76	44	0.00	n/a
May 17	76	53	0.00	n/a
May 18	74	46	0.00	n/a
May 19	81	60	0.00	n/a
May 20	81	49	0.15	n/a
May 21	n/a	n/a	0.30	n/a
May 22	66	49	0.20	n/a
May 23	64	50	0.01	n/a
May 24	65	42	0.00	n/a
May 25	65	49	0.00	n/a
May 26	69	45	0.00	n/a
May 27	79	55	0.00	n/a
May 28	76	51	1.35	n/a
May 29	61	49	0.05	n/a
May 30	76	49	0.00	n/a
May 31	77	50	0.00	n/a

June 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
June 1	77	56	0.20	n/a
June 2	79	63	0.00	n/a
June 3	80	66	0.00	n/a
June 4	77	55	0.00	n/a
June 5	78	53	0.00	n/a
June 6	79	63	1.13	n/a
June 7	75	63	0.88	n/a
June 8	82	62	0.00	n/a
June 9	80	61	0.45	n/a
June 10	80	65	0.00	n/a
June 11	75	63	1.32	n/a
June 12	78	64	0.00	n/a
June 13	77	63	0.00	n/a
June 14	85	66	0.63	n/a
June 15	71	61	0.00	n/a
June 16	69	51	0.00	n/a
June 17	n/a	n/a	0.00	n/a
June 18	80	55	0.00	n/a
June 19	84	60	0.00	n/a
June 20	81	61	0.00	n/a
June 21	87	63	0.00	n/a
June 22	86	63	0.00	n/a
June 23	84	66	0.00	n/a
June 24	87	68	0.00	n/a
June 25	81	57	0.00	n/a
June 26	80	60	0.00	n/a
June 27	89	69	0.00	n/a
June 28	85	68	0.00	n/a
June 29	83	68	0.00	n/a
June 30	81	59	0.45	n/a

July 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
July 1	85	63	0.00	n/a
July 2	90	69	0.85	n/a
July 3	88	67	0.70	n/a
July 4	80	66	0.00	n/a
July 5	81	63	0.00	n/a
July 6	79	66	0.00	n/a
July 7	81	63	0.00	n/a
July 8	84	64	0.04	n/a
July 9	79	66	0.00	n/a
July 10	69	60	1.95	n/a
July 11	64	60	0.68	n/a
July 12	82	57	0.01	n/a
July 13	83	66	0.04	n/a
July 14	84	69	0.32	n/a
July 15	82	69	0.22	n/a
July 16	85	68	0.04	n/a
July 17	85	69	0.10	n/a
July 18	85	69	0.01	n/a
July 19	79	67	0.22	n/a
July 20	83	67	0.00	n/a
July 21	83	67	0.00	n/a
July 22	84	68	0.00	n/a
July 23	85	67	0.00	n/a
July 24	86	71	0.00	n/a
July 25	83	72	0.14	n/a
July 26	87	73	0.00	n/a
July 27	89	72	0.00	n/a
July 28	89	72	0.00	n/a
July 29	83	64	0.00	n/a
July 30	94	72	0.00	n/a
July 31	99	78	0.00	n/a

August 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
August 1	98	74	0.04	n/a
August 2	94	75	0.00	n/a
August 3	88	69	0.14	n/a
August 4	85	67	0.00	n/a
August 5	85	60	0.00	n/a
August 6	84	66	0.00	n/a
August 7	88	66	0.00	n/a
August 8	82	71	0.00	n/a
August 9	82	67	0.24	n/a
August 10	81	65	0.00	n/a
August 11	84	65	0.00	n/a
August 12	87	61	0.00	n/a
August 13	85	62	0.00	n/a
August 14	83	61	0.00	n/a
August 15	82	67	0.00	n/a
August 16	83	66	1.25	n/a
August 17	85	66	0.00	n/a
August 18	83	59	0.00	n/a
August 19	85	57	0.00	n/a
August 20	85	63	0.00	n/a
August 21	88	66	0.00	n/a
August 22	85	67	0.00	n/a
August 23	81	68	1.64	n/a
August 24	86	68	0.02	n/a
August 25	82	65	0.00	n/a
August 26	81	51	0.00	n/a
August 27	82	58	0.00	n/a
August 28	84	60	0.00	n/a
August 29	86	67	0.53	n/a
August 30	78	69	0.00	n/a
August 31	76	63	0.00	n/a

September 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
September 1	77	63	1.43	n/a
September 2	80	68	0.00	n/a
September 3	80	65	0.00	n/a
September 4	77	55	0.00	n/a
September 5	75	51	0.00	n/a
September 6	73	58	0.14	n/a
September 7	74	52	0.00	n/a
September 8	70	52	1.27	n/a
September 9	70	54	0.00	n/a
September 10	66	55	0.00	n/a
September 11	63	39	0.00	n/a
September 12	71	44	0.00	n/a
September 13	74	47	0.00	n/a
September 14	71	50	0.00	n/a
September 15	66	54	0.39	n/a
September 16	69	56	0.00	n/a
September 17	69	48	0.00	n/a
September 18	75	54	0.00	n/a
September 19	81	59	0.00	n/a
September 20	81	57	0.08	n/a
September 21	80	63	0.00	n/a
September 22	73	50	0.00	n/a
September 23	n/a	47	0.00	n/a
September 24	61	48	0.00	n/a
September 25	69	55	0.00	n/a
September 26	75	53	0.00	n/a
September 27	75	55	0.00	n/a
September 28	74	61	0.28	n/a
September 29	72	50	0.00	n/a
September 30	67	52	0.00	n/a

October 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	61	46	0.00	n/a
October 2	67	43	0.00	n/a
October 3	68	43	0.00	n/a
October 4	74	50	0.00	n/a
October 5	77	52	0.00	n/a
October 6	66	47	0.25	n/a
October 7	58	35	0.00	n/a
October 8	67	42	0.00	n/a
October 9	58	41	0.23	n/a
October 10	53	39	0.00	n/a
October 11	56	44	0.31	n/a
October 12	62	44	0.47	n/a
October 13	56	32	0.00	n/a
October 14	62	35	0.00	n/a
October 15	69	45	0.00	n/a
October 16	71	50	0.00	n/a
October 17	68	43	0.00	n/a
October 18	62	44	0.00	n/a
October 19	75	55	0.00	n/a
October 20	69	40	0.90	n/a
October 21	68	32	0.00	n/a
October 22	58	36	0.00	n/a
October 23	60	41	0.00	n/a
October 24	55	39	2.04	n/a
October 25	50	38	0.00	n/a
October 26	69	36	0.00	n/a
October 27	69	46	0.00	n/a
October 28	63	46	1.05	n/a
October 29	63	37	0.00	n/a
October 30	67	36	0.93	n/a
October 31	43	28	0.00	n/a

November 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	49	27	0.00	0.0
November 2	46	30	0.00	0.0
November 3	49	32	0.00	0.0
November 4	48	30	0.00	0.0
November 5	56	28	0.00	0.0
November 6	66	27	0.00	0.0
November 7	58	33	0.00	0.0
November 8	53	29	0.00	0.0
November 9	59	36	0.00	0.0
November 10	64	36	0.00	0.0
November 11	58	36	0.00	0.0
November 12	64	40	0.00	0.0
November 13	55	34	0.00	0.0
November 14	62	31	0.00	0.0
November 15	59	38	0.00	0.0
November 16	53	40	0.00	0.0
November 17	53	30	0.00	0.0
November 18	65	40	0.00	0.0
November 19	57	35	0.00	0.0
November 20	n/a	32	0.00	0.0
November 21	47	39	0.00	0.0
November 22	55	43	0.22	0.0
November 23	49	40	0.00	0.0
November 24	50	30	0.00	0.0
November 25	38	22	0.00	0.0
November 26	33	22	0.00	0.0
November 27	33	15	0.00	0.0
November 28	37	25	0.15	1.5
November 29	47	25	0.06	0.0
November 30	45	35	0.44	0.0

December 1917 Wilmington Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	47	39	0.00	n/a
December 2	41	34	0.00	n/a
December 3	41	25	0.00	n/a
December 4	40	34	0.00	n/a
December 5	46	28	0.00	n/a
December 6	39	27	0.00	n/a
December 7	35	22	0.00	n/a
December 8	48	24	0.70	2.0
December 9	48	14	0.00	n/a
December 10	21	9	0.02	0.3
December 11	22	10	0.00	n/a
December 12	25	15	0.05	0.5
December 13	35	18	0.91	n/a
December 14	n/a	n/a	0.05	0.5
December 15	28	9	0.00	n/a
December 16	21	9	0.00	n/a
December 17	28	16	0.05	0.5
December 18	34	19	0.00	n/a
December 19	36	29	0.00	n/a
December 20	35	33	0.00	n/a
December 21	45	26	0.00	n/a
December 22	40	26	0.00	n/a
December 23	36	14	0.00	n/a
December 24	42	29	0.05	n/a
December 25	40	33	0.20	n/a
December 26	35	17	0.00	n/a
December 27	27	13	0.00	n/a
December 28	38	20	0.00	n/a
December 29	31	2	0.00	0.0
December 30	4	-7	0.00	n/a
December 31	12	-4	0.00	n/a

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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