Anchorage Weather in 2021

Historical record of Anchorage, Alaska weather for the year 2021 based on NOAA data.

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2021 Anchorage Weather Extremes
Highest temperature	81 °F	July 18
Lowest temperature	-9 °F	December 15
Highest daily low	61 °F	July 19
Lowest daily high	3 °F	November 28
Most daily precipitation	1.3 inches	August 8
Most daily snow	8.0 inches	November 11
Total annual precipitation	15.4 inches	-
Total annual snow	63.9 inches	-

What was the hottest temperature in Anchorage in 2021?

The highest temperature recorded in Anchorage, Alaska in 2021 was 81 °F which happened on July 18.

Highest Temperatures: All-Time By Year

Highest Temperatures in Anchorage in 2021

Rank	Temperature	Date
1	81 °F	Jul 18
2	79 °F	Jul 17
3	76 °F	Aug 2
3	76 °F	Jul 16
5	73 °F	Aug 1
6	71 °F	Jul 19
6	71 °F	Jul 15
6	71 °F	May 25
9	70 °F	Jun 29
9	70 °F	Jun 12

What was the coldest temperature in Anchorage in 2021?

The lowest temperature recorded in Anchorage, Alaska in 2021 was -9 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Anchorage in 2021

Rank	Temperature	Date
1	-9 °F	December 15
1	-9 °F	December 13
3	-8 °F	November 28
4	-7 °F	November 27
4	-7 °F	November 22
4	-7 °F	November 19
7	-6 °F	December 4
7	-6 °F	November 21
7	-6 °F	February 8
10	-5 °F	December 3
10	-5 °F	November 18

January 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	13	1	0.00	0.0
January 2	11	-3	0.00	0.0
January 3	12	1	0.05	0.8
January 4	19	8	0.00	0.0
January 5	24	14	0.00	0.0
January 6	24	11	0.00	0.0
January 7	38	17	0.00	0.0
January 8	37	25	0.00	0.0
January 9	37	24	0.00	0.0
January 10	36	28	0.00	0.0
January 11	36	23	0.00	0.0
January 12	29	19	0.02	0.4
January 13	28	18	0.00	0.0
January 14	33	21	0.00	0.0
January 15	33	22	0.00	0.1
January 16	34	20	0.00	0.0
January 17	41	30	0.01	0.1
January 18	39	31	0.44	0.3
January 19	34	24	0.07	0.1
January 20	30	22	0.00	0.0
January 21	39	21	0.00	0.0
January 22	38	27	0.00	0.0
January 23	34	29	0.00	0.2
January 24	35	21	0.06	0.8
January 25	28	11	0.00	0.0
January 26	17	2	0.00	0.0
January 27	15	1	0.00	0.0
January 28	19	14	0.02	0.2
January 29	25	14	0.00	0.0
January 30	23	6	0.00	0.0
January 31	14	3	0.00	0.0

February 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	13	5	0.00	0.0
February 2	13	0	0.12	1.4
February 3	16	9	0.06	1.2
February 4	18	11	0.00	0.0
February 5	17	3	0.00	0.1
February 6	17	4	0.00	0.0
February 7	13	-1	0.00	0.0
February 8	11	-6	0.00	0.0
February 9	8	-1	0.01	0.9
February 10	20	7	0.03	0.7
February 11	25	19	0.00	0.0
February 12	26	7	0.00	0.0
February 13	19	1	0.00	0.0
February 14	20	4	0.00	0.0
February 15	24	14	0.00	0.0
February 16	26	20	0.21	2.7
February 17	30	21	0.00	0.0
February 18	30	19	0.16	1.6
February 19	22	0	0.00	0.0
February 20	13	-2	0.00	0.0
February 21	20	4	0.01	1.6
February 22	19	2	0.00	0.8
February 23	17	-1	0.02	0.2
February 24	25	16	0.13	1.8
February 25	30	13	0.00	0.0
February 26	26	19	0.09	1.6
February 27	29	24	0.06	0.6
February 28	28	12	0.00	0.0

March 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	17	7	0.32	3.3
March 2	18	5	0.00	0.0
March 3	24	2	0.00	0.0
March 4	24	1	0.00	0.0
March 5	28	19	0.00	0.0
March 6	29	11	0.00	0.0
March 7	26	4	0.00	0.0
March 8	28	5	0.00	0.0
March 9	31	16	0.05	0.7
March 10	30	23	0.05	2.6
March 11	23	11	0.01	0.0
March 12	22	6	0.00	0.0
March 13	19	-3	0.00	0.0
March 14	23	2	0.00	0.0
March 15	22	15	0.30	4.1
March 16	28	10	0.00	0.2
March 17	23	2	0.00	0.0
March 18	24	12	0.01	0.7
March 19	21	-2	0.00	0.0
March 20	24	4	0.00	0.0
March 21	27	7	0.00	0.0
March 22	28	2	0.00	0.0
March 23	32	21	0.00	0.0
March 24	34	15	0.10	1.1
March 25	31	24	0.14	0.6
March 26	32	17	0.00	0.0
March 27	34	23	0.00	0.0
March 28	34	15	0.00	0.0
March 29	37	25	0.02	0.2
March 30	40	23	0.00	0.0
March 31	33	21	0.00	0.0

April 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	28	18	0.00	0.0
April 2	31	9	0.00	0.0
April 3	38	25	0.00	0.0
April 4	42	32	0.00	0.0
April 5	32	19	0.00	0.0
April 6	28	11	0.00	0.0
April 7	31	11	0.03	0.3
April 8	24	9	0.03	1.6
April 9	20	6	0.00	0.0
April 10	22	4	0.00	0.0
April 11	24	16	0.00	0.0
April 12	41	24	0.00	0.0
April 13	44	33	0.02	0.0
April 14	41	34	0.01	0.0
April 15	47	30	0.00	0.0
April 16	51	28	0.00	0.0
April 17	55	30	0.00	0.0
April 18	57	37	0.00	0.0
April 19	61	34	0.00	0.0
April 20	54	34	0.00	0.0
April 21	57	30	0.00	0.0
April 22	55	31	0.00	0.0
April 23	60	31	0.00	0.0
April 24	54	32	0.00	0.0
April 25	56	32	0.00	0.0
April 26	59	30	0.00	0.0
April 27	60	33	0.00	0.0
April 28	56	38	0.00	0.0
April 29	46	37	0.08	0.0
April 30	47	30	0.00	0.0

May 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	51	26	0.00
May 2	51	33	0.00
May 3	54	33	0.00
May 4	50	39	0.04
May 5	50	31	0.00
May 6	51	36	0.00
May 7	55	39	0.02
May 8	55	42	0.00
May 9	55	44	0.00
May 10	53	44	0.00
May 11	55	41	0.00
May 12	55	41	0.00
May 13	59	43	0.00
May 14	58	45	0.00
May 15	54	42	0.01
May 16	54	40	0.00
May 17	58	35	0.00
May 18	59	37	0.00
May 19	58	36	0.01
May 20	50	42	0.08
May 21	53	43	0.05
May 22	54	41	0.00
May 23	60	36	0.00
May 24	66	41	0.00
May 25	71	42	0.00
May 26	63	45	0.00
May 27	55	47	0.00
May 28	51	45	0.28
May 29	47	44	0.58
May 30	60	44	0.00
May 31	65	48	0.02

June 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	61	48	0.02
June 2	59	41	0.00
June 3	61	48	0.00
June 4	63	43	0.00
June 5	69	42	0.00
June 6	69	47	0.00
June 7	62	50	0.00
June 8	58	51	0.00
June 9	56	47	0.00
June 10	62	46	0.00
June 11	63	47	0.00
June 12	70	47	0.00
June 13	65	48	0.00
June 14	68	45	0.00
June 15	69	47	0.00
June 16	60	51	0.03
June 17	65	53	0.00
June 18	64	54	0.00
June 19	65	54	0.05
June 20	59	52	0.08
June 21	64	52	0.06
June 22	67	51	0.00
June 23	61	53	0.07
June 24	65	53	0.00
June 25	67	52	0.00
June 26	60	51	0.00
June 27	64	51	0.00
June 28	59	52	0.00
June 29	70	51	0.00
June 30	67	48	0.00

July 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	68	46	0.00
July 2	67	53	0.07
July 3	56	50	0.04
July 4	64	50	0.00
July 5	61	48	0.00
July 6	59	53	0.33
July 7	59	52	0.02
July 8	61	49	0.00
July 9	65	51	0.00
July 10	57	49	0.02
July 11	62	48	0.00
July 12	64	51	0.00
July 13	68	52	0.00
July 14	65	51	0.00
July 15	71	50	0.00
July 16	76	56	0.00
July 17	79	58	0.00
July 18	81	59	0.00
July 19	71	61	0.07
July 20	67	56	0.02
July 21	62	56	0.34
July 22	69	56	0.30
July 23	64	57	0.00
July 24	63	55	0.01
July 25	65	51	0.00
July 26	67	51	0.00
July 27	68	50	0.00
July 28	61	56	0.00
July 29	59	52	0.01
July 30	62	54	0.00
July 31	68	53	0.00

August 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	73	50	0.00
August 2	76	53	0.00
August 3	67	54	0.00
August 4	65	53	0.00
August 5	66	51	0.00
August 6	63	55	0.00
August 7	66	56	0.00
August 8	58	53	1.25
August 9	66	52	0.18
August 10	66	52	0.36
August 11	61	54	0.08
August 12	62	52	0.14
August 13	63	50	0.00
August 14	64	50	0.00
August 15	65	49	0.00
August 16	67	50	0.05
August 17	63	51	0.21
August 18	65	52	0.23
August 19	66	54	0.00
August 20	65	53	0.17
August 21	63	42	0.00
August 22	56	44	0.14
August 23	58	51	0.16
August 24	66	52	0.06
August 25	59	55	0.21
August 26	65	54	0.36
August 27	58	46	0.74
August 28	58	41	0.00
August 29	64	43	0.00
August 30	66	44	0.00
August 31	69	48	0.00

September 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	59	49	0.14
September 2	61	51	0.37
September 3	62	53	0.03
September 4	61	54	0.07
September 5	62	53	0.17
September 6	61	50	0.01
September 7	60	48	0.00
September 8	56	47	0.04
September 9	61	50	0.02
September 10	56	49	0.04
September 11	61	42	0.00
September 12	58	44	0.02
September 13	54	47	0.05
September 14	56	45	0.08
September 15	54	46	0.06
September 16	51	44	0.01
September 17	55	44	0.00
September 18	57	38	0.01
September 19	58	33	0.00
September 20	53	41	0.00
September 21	48	37	0.00
September 22	44	28	0.00
September 23	46	37	0.57
September 24	40	35	0.25
September 25	45	31	0.01
September 26	46	30	0.00
September 27	47	28	0.00
September 28	49	25	0.00
September 29	47	27	0.00
September 30	47	25	0.00

October 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	46	33	0.00	0.0
October 2	41	35	0.00	0.0
October 3	47	29	0.00	0.0
October 4	48	28	0.00	0.0
October 5	44	34	0.01	0.0
October 6	47	41	0.06	0.0
October 7	50	41	0.03	0.0
October 8	44	40	0.16	0.0
October 9	47	41	0.62	0.0
October 10	50	36	0.00	0.0
October 11	43	38	0.00	0.0
October 12	49	30	0.00	0.0
October 13	41	29	0.00	0.0
October 14	36	33	0.17	2.0
October 15	38	30	0.00	0.1
October 16	38	29	0.00	0.0
October 17	40	30	0.00	0.0
October 18	44	32	0.00	0.0
October 19	43	35	0.00	0.0
October 20	43	37	0.11	0.0
October 21	43	33	0.38	0.0
October 22	39	33	0.00	0.0
October 23	45	36	0.00	0.0
October 24	48	34	0.00	0.0
October 25	41	30	0.00	0.0
October 26	37	26	0.00	0.0
October 27	36	25	0.00	0.0
October 28	35	25	0.00	0.2
October 29	34	24	0.00	0.0
October 30	46	32	0.00	0.0
October 31	47	39	0.00	0.0

November 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
November 1	39	36	0.27	0.0
November 2	38	35	0.13	0.0
November 3	46	35	0.00	0.0
November 4	42	33	0.11	0.5
November 5	37	32	0.08	0.0
November 6	34	30	0.00	0.0
November 7	32	28	0.00	0.2
November 8	29	21	0.00	0.0
November 9	24	12	0.00	0.0
November 10	20	11	0.10	2.2
November 11	23	19	0.21	8.0
November 12	22	18	0.01	1.7
November 13	20	9	0.00	0.0
November 14	17	3	0.00	0.0
November 15	14	4	0.00	0.0
November 16	11	-3	0.00	0.0
November 17	10	-2	0.00	0.0
November 18	11	-5	0.00	0.0
November 19	7	-7	0.00	0.0
November 20	10	-3	0.00	0.0
November 21	8	-6	0.00	0.0
November 22	9	-7	0.00	0.0
November 23	13	0	0.00	0.0
November 24	20	11	0.01	0.2
November 25	19	8	0.07	1.3
November 26	9	4	0.00	0.0
November 27	8	-7	0.00	0.0
November 28	3	-8	0.00	0.0
November 29	20	1	0.00	0.0
November 30	28	20	0.19	2.4

December 2021 Anchorage Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	27	16	0.17	3.1
December 2	16	0	0.00	0.0
December 3	7	-5	0.00	0.0
December 4	9	-6	0.00	0.5
December 5	37	8	0.00	0.0
December 6	37	32	0.02	0.0
December 7	33	20	0.08	1.6
December 8	21	8	0.00	0.0
December 9	24	14	0.00	0.0
December 10	26	22	0.07	0.8
December 11	22	8	0.00	0.0
December 12	10	6	0.00	0.0
December 13	6	-9	0.00	0.1
December 14	7	-4	0.00	0.1
December 15	8	-9	0.00	0.0
December 16	18	6	0.03	0.3
December 17	23	17	0.06	0.9
December 18	25	20	0.09	0.7
December 19	24	19	0.00	0.0
December 20	24	19	0.38	2.7
December 21	22	10	0.00	0.0
December 22	20	11	0.01	0.0
December 23	31	13	0.00	0.0
December 24	17	6	0.00	0.0
December 25	23	13	0.00	0.0
December 26	34	22	0.06	0.0
December 27	32	21	0.01	0.0
December 28	40	20	0.00	0.0
December 29	35	23	0.00	0.0
December 30	26	12	0.01	0.1
December 31	22	18	0.07	0.6

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Weather Station Details

Years	Station	Coordinates
1953–2024	Anchorage International Airport	location
1916–1952	Anchorage Merrill Field	location