Seattle Weather in 2015

Historical record of Seattle, Washington weather for the year 2015 based on NOAA data.

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2015 Seattle Weather Extremes
Highest temperature	95 °F	July 19
Lowest temperature	25 °F	November 30
Highest daily low	65 °F	June 28
Lowest daily high	35 °F	November 29
Most daily precipitation	2.2 inches	March 15
Most daily snow	none	-
Total annual precipitation	44.8 inches	-
Total annual snow	none	-

What was the hottest temperature in Seattle in 2015?

The highest temperature recorded in Seattle, Washington in 2015 was 95 °F which happened on July 19.

Highest Temperatures: All-Time By Year

Highest Temperatures in Seattle in 2015

Rank	Temperature	Date
1	95 °F	Jul 19
2	94 °F	Jul 31
2	94 °F	Jul 30
4	93 °F	Jul 2
5	92 °F	Aug 1
5	92 °F	Jul 18
5	92 °F	Jul 4
5	92 °F	Jul 3
5	92 °F	Jun 27
10	91 °F	Jul 5

What was the coldest temperature in Seattle in 2015?

The lowest temperature recorded in Seattle, Washington in 2015 was 25 °F which happened on Nov 30.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Seattle in 2015

Rank	Temperature	Date
1	25 °F	November 30
2	26 °F	January 1
3	27 °F	November 28
4	28 °F	December 31
4	28 °F	November 29
6	29 °F	November 27
7	30 °F	December 30
7	30 °F	November 26
9	31 °F	March 4
9	31 °F	January 21

January 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	42	26	0.00
January 2	42	32	0.06
January 3	41	35	0.00
January 4	51	38	0.40
January 5	54	49	0.32
January 6	54	43	0.00
January 7	46	42	0.00
January 8	46	35	0.00
January 9	50	38	0.01
January 10	46	43	0.23
January 11	49	45	0.06
January 12	52	40	0.00
January 13	49	37	0.00
January 14	43	33	0.00
January 15	46	34	0.38
January 16	53	42	0.00
January 17	56	38	1.03
January 18	57	45	0.84
January 19	50	43	0.02
January 20	50	38	0.00
January 21	45	31	0.00
January 22	49	43	0.03
January 23	54	47	0.23
January 24	58	52	0.02
January 25	63	45	0.00
January 26	61	43	0.00
January 27	52	47	0.03
January 28	54	41	0.00
January 29	54	38	0.00
January 30	47	34	0.00
January 31	45	38	0.00

February 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	49	40	0.06
February 2	52	41	0.29
February 3	50	42	0.05
February 4	51	40	0.33
February 5	56	47	1.03
February 6	58	50	0.68
February 7	54	49	0.93
February 8	59	47	0.14
February 9	56	47	0.24
February 10	55	47	0.01
February 11	55	42	0.00
February 12	62	49	0.04
February 13	60	44	0.00
February 14	58	44	0.01
February 15	54	39	0.00
February 16	59	42	0.00
February 17	61	40	0.00
February 18	54	40	0.00
February 19	51	47	0.18
February 20	52	45	0.03
February 21	54	42	0.00
February 22	53	38	0.00
February 23	55	33	0.00
February 24	52	36	0.00
February 25	50	44	0.16
February 26	53	46	0.37
February 27	50	44	0.72
February 28	54	38	0.00

March 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	52	34	0.00
March 2	52	40	0.00
March 3	51	32	0.00
March 4	55	31	0.00
March 5	56	37	0.00
March 6	59	38	0.00
March 7	62	39	0.00
March 8	63	39	0.00
March 9	58	40	0.00
March 10	56	41	0.03
March 11	58	48	0.10
March 12	64	49	0.00
March 13	63	46	0.08
March 14	57	49	0.67
March 15	51	43	2.20
March 16	57	43	0.04
March 17	56	40	0.03
March 18	60	45	0.00
March 19	60	47	0.00
March 20	57	48	0.16
March 21	56	47	0.15
March 22	53	43	0.04
March 23	52	42	0.32
March 24	55	43	0.30
March 25	58	45	0.20
March 26	69	50	0.00
March 27	65	48	0.04
March 28	60	49	0.00
March 29	60	48	0.00
March 30	64	51	0.07
March 31	55	43	0.04

April 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	55	42	0.20
April 2	56	42	0.00
April 3	52	41	0.06
April 4	55	39	0.00
April 5	62	37	0.00
April 6	57	44	0.04
April 7	58	44	0.02
April 8	63	43	0.00
April 9	63	43	0.00
April 10	57	46	0.43
April 11	53	42	0.00
April 12	56	42	0.00
April 13	53	39	0.55
April 14	53	37	0.13
April 15	57	38	0.00
April 16	64	39	0.00
April 17	66	43	0.00
April 18	66	47	0.00
April 19	70	47	0.00
April 20	73	46	0.00
April 21	63	44	0.22
April 22	60	41	0.00
April 23	54	44	0.12
April 24	54	43	0.13
April 25	56	42	0.05
April 26	60	40	0.00
April 27	77	51	0.01
April 28	60	48	0.07
April 29	61	45	0.00
April 30	63	46	0.00

May 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	65	48	0.00
May 2	65	46	0.00
May 3	69	46	0.00
May 4	63	45	0.00
May 5	58	45	0.24
May 6	62	45	0.00
May 7	69	43	0.00
May 8	75	47	0.00
May 9	80	49	0.00
May 10	67	52	0.00
May 11	57	50	0.00
May 12	60	51	0.17
May 13	54	50	0.16
May 14	64	49	0.01
May 15	68	49	0.00
May 16	60	52	0.00
May 17	67	51	0.00
May 18	78	54	0.00
May 19	71	53	0.00
May 20	74	51	0.00
May 21	78	53	0.00
May 22	62	53	0.00
May 23	61	53	0.00
May 24	64	52	0.00
May 25	60	52	0.00
May 26	71	53	0.00
May 27	76	53	0.00
May 28	82	54	0.00
May 29	79	55	0.00
May 30	73	50	0.00
May 31	77	53	0.00

June 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	61	53	0.18
June 2	64	55	0.02
June 3	68	53	0.00
June 4	73	53	0.00
June 5	80	55	0.00
June 6	85	56	0.00
June 7	88	60	0.00
June 8	87	58	0.00
June 9	84	58	0.00
June 10	78	52	0.00
June 11	76	52	0.00
June 12	68	53	0.00
June 13	75	49	0.00
June 14	82	53	0.00
June 15	86	61	0.00
June 16	73	52	0.00
June 17	77	52	0.00
June 18	76	57	0.00
June 19	75	56	0.02
June 20	77	55	0.00
June 21	78	57	0.00
June 22	77	55	0.00
June 23	79	53	0.00
June 24	78	61	0.00
June 25	87	60	0.00
June 26	89	64	0.00
June 27	92	63	0.00
June 28	83	65	0.01
June 29	84	63	0.00
June 30	87	59	0.00

July 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	63	0.00
July 2	93	64	0.00
July 3	92	64	0.00
July 4	92	59	0.00
July 5	91	62	0.00
July 6	85	60	0.00
July 7	81	57	0.00
July 8	86	58	0.00
July 9	84	58	0.00
July 10	70	62	0.00
July 11	72	62	0.00
July 12	79	62	0.00
July 13	78	61	0.00
July 14	82	61	0.00
July 15	79	58	0.00
July 16	79	59	0.00
July 17	82	57	0.00
July 18	92	64	0.00
July 19	95	63	0.00
July 20	80	62	0.00
July 21	75	59	0.00
July 22	75	57	0.00
July 23	79	58	0.00
July 24	73	56	0.01
July 25	70	58	0.00
July 26	72	57	0.08
July 27	74	54	0.00
July 28	82	57	0.00
July 29	90	58	0.00
July 30	94	63	0.00
July 31	94	64	0.00

August 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	92	60	0.00
August 2	87	61	0.00
August 3	83	63	0.00
August 4	79	58	0.00
August 5	74	54	0.00
August 6	77	59	0.00
August 7	83	60	0.00
August 8	77	60	0.00
August 9	83	59	0.00
August 10	84	61	0.00
August 11	86	62	0.00
August 12	83	62	0.30
August 13	83	60	0.00
August 14	65	59	1.20
August 15	71	57	0.00
August 16	77	58	0.00
August 17	81	57	0.00
August 18	86	59	0.00
August 19	89	61	0.00
August 20	73	58	0.08
August 21	72	58	0.00
August 22	80	54	0.00
August 23	82	57	0.00
August 24	75	54	0.00
August 25	78	54	0.00
August 26	83	57	0.00
August 27	85	58	0.00
August 28	74	60	0.02
August 29	72	56	1.28
August 30	68	55	0.40
August 31	66	61	0.00

September 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	67	57	0.23
September 2	67	52	0.00
September 3	65	51	0.00
September 4	65	50	0.00
September 5	69	48	0.01
September 6	61	53	0.21
September 7	70	56	0.01
September 8	73	56	0.00
September 9	76	57	0.00
September 10	77	58	0.00
September 11	81	59	0.00
September 12	80	58	0.00
September 13	69	55	0.02
September 14	62	51	0.00
September 15	64	50	0.00
September 16	68	50	0.04
September 17	65	55	0.07
September 18	67	55	0.00
September 19	70	58	0.00
September 20	73	54	0.16
September 21	65	49	0.00
September 22	66	46	0.00
September 23	69	47	0.00
September 24	72	52	0.00
September 25	60	55	0.08
September 26	65	50	0.00
September 27	64	45	0.00
September 28	70	49	0.00
September 29	71	48	0.00
September 30	65	50	0.00

October 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	70	49	0.00
October 2	60	50	0.00
October 3	67	52	0.00
October 4	73	50	0.00
October 5	74	49	0.00
October 6	65	50	0.00
October 7	61	57	0.39
October 8	66	56	0.00
October 9	67	54	0.01
October 10	70	56	1.13
October 11	64	51	0.00
October 12	65	51	0.18
October 13	62	49	0.05
October 14	59	50	0.00
October 15	70	49	0.00
October 16	68	48	0.00
October 17	67	53	0.01
October 18	59	55	0.15
October 19	63	54	0.01
October 20	64	51	0.00
October 21	61	47	0.00
October 22	61	48	0.00
October 23	55	45	0.00
October 24	59	48	0.00
October 25	67	48	0.35
October 26	54	50	0.27
October 27	61	46	0.00
October 28	57	52	0.13
October 29	59	54	0.07
October 30	63	53	0.76
October 31	60	53	1.30

November 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	54	48	1.03
November 2	52	45	0.01
November 3	51	41	0.03
November 4	50	38	0.00
November 5	53	46	0.05
November 6	60	47	0.00
November 7	54	49	0.50
November 8	52	46	0.26
November 9	50	41	0.13
November 10	52	39	0.05
November 11	52	43	0.06
November 12	52	41	0.39
November 13	56	49	1.32
November 14	49	43	1.86
November 15	48	36	0.88
November 16	48	35	0.08
November 17	56	44	1.16
November 18	48	38	0.06
November 19	48	37	0.08
November 20	47	33	0.00
November 21	48	33	0.00
November 22	50	35	0.00
November 23	44	32	0.12
November 24	44	37	0.28
November 25	45	32	0.00
November 26	49	30	0.00
November 27	49	29	0.00
November 28	45	27	0.00
November 29	35	28	0.00
November 30	42	25	0.02

December 2015 Seattle Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	50	39	0.48
December 2	51	40	0.10
December 3	60	46	0.50
December 4	51	43	0.08
December 5	50	43	0.62
December 6	55	45	0.44
December 7	52	47	1.08
December 8	60	50	2.13
December 9	54	46	0.53
December 10	53	43	0.37
December 11	49	40	0.01
December 12	48	42	0.63
December 13	46	43	0.05
December 14	46	35	0.00
December 15	44	34	0.06
December 16	43	37	0.14
December 17	44	39	0.86
December 18	48	40	0.73
December 19	47	37	0.00
December 20	46	40	0.17
December 21	42	37	1.08
December 22	46	37	0.18
December 23	41	37	0.24
December 24	42	36	0.10
December 25	41	36	0.23
December 26	40	32	0.00
December 27	40	35	0.34
December 28	41	35	0.06
December 29	45	33	0.00
December 30	42	30	0.00
December 31	42	28	0.00

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Weather Station Details

Years	Station	Coordinates
1948–2024	Seattle Tacoma International Airport	location
1894–1947	University of Washington	location