Flagstaff Weather in 2021

Historical record of Flagstaff, Arizona weather for the year 2021 based on NOAA data.

Jump to Month:

Year:

2021 Flagstaff Weather Extremes
Highest temperature	96 °F	July 10
Lowest temperature	2 °F	January 12
Highest daily low	64 °F	July 12
Lowest daily high	22 °F	January 26
Most daily precipitation	1.8 inches	July 24
Most daily snow	14.1 inches	January 25
Total annual precipitation	25.6 inches	-
Total annual snow	109.9 inches	-

What was the hottest temperature in Flagstaff in 2021?

The highest temperature recorded in Flagstaff, Arizona in 2021 was 96 °F which happened on July 10.

Highest Temperatures: All-Time By Year

Highest Temperatures in Flagstaff in 2021

Rank	Temperature	Date
1	96 °F	Jul 10
2	94 °F	Jun 15
3	92 °F	Jun 17
3	92 °F	Jun 16
3	92 °F	Jun 14
6	91 °F	Jul 7
6	91 °F	Jun 20
6	91 °F	Jun 18
9	90 °F	Jul 11
9	90 °F	Jul 9

What was the coldest temperature in Flagstaff in 2021?

The lowest temperature recorded in Flagstaff, Arizona in 2021 was 2 °F which happened on Jan 12.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Flagstaff in 2021

Rank	Temperature	Date
1	2 °F	January 12
2	4 °F	December 11
2	4 °F	January 31
4	5 °F	January 27
5	7 °F	January 11
6	8 °F	December 19
6	8 °F	December 16
8	9 °F	January 30
8	9 °F	January 28
10	10 °F	February 28
10	10 °F	January 6

January 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
January 1	40	15	0.00	0.0
January 2	44	14	0.00	0.0
January 3	48	13	0.00	0.0
January 4	54	15	0.00	0.0
January 5	51	18	0.00	0.0
January 6	50	10	0.00	0.0
January 7	59	16	0.00	0.0
January 8	50	15	0.00	0.0
January 9	39	17	0.00	0.0
January 10	39	14	0.00	0.0
January 11	38	7	0.00	0.0
January 12	45	2	0.00	0.0
January 13	56	12	0.00	0.0
January 14	55	19	0.00	0.0
January 15	59	20	0.00	0.0
January 16	53	24	0.00	0.0
January 17	61	13	0.00	0.0
January 18	50	19	0.00	0.0
January 19	33	25	0.51	5.6
January 20	37	22	0.01	0.1
January 21	45	23	0.04	0.0
January 22	39	32	0.62	1.8
January 23	33	27	0.66	4.8
January 24	30	24	0.58	8.0
January 25	26	18	1.12	14.1
January 26	22	15	0.24	4.5
January 27	34	5	0.00	0.0
January 28	48	9	0.00	0.0
January 29	37	24	0.38	4.6
January 30	41	9	0.00	0.0
January 31	37	4	0.00	0.0

February 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
February 1	46	16	0.00	0.0
February 2	52	32	0.02	0.0
February 3	49	28	0.00	0.0
February 4	45	17	0.00	0.0
February 5	48	11	0.00	0.0
February 6	53	13	0.00	0.0
February 7	53	19	0.00	0.0
February 8	48	19	0.00	0.0
February 9	46	18	0.00	0.0
February 10	47	24	0.00	0.0
February 11	51	21	0.00	0.0
February 12	44	25	0.00	0.0
February 13	37	21	0.55	4.9
February 14	37	21	0.00	0.0
February 15	39	18	0.00	0.0
February 16	39	25	0.16	1.4
February 17	34	15	0.00	0.0
February 18	38	15	0.00	0.0
February 19	53	14	0.00	0.0
February 20	47	19	0.00	0.0
February 21	45	14	0.00	0.0
February 22	52	13	0.00	0.0
February 23	55	20	0.00	0.0
February 24	51	23	0.00	0.0
February 25	42	19	0.00	0.0
February 26	53	18	0.00	0.0
February 27	45	17	0.00	0.0
February 28	32	10	0.00	0.0

March 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	45	19	0.00	0.0
March 2	54	12	0.00	0.0
March 3	55	15	0.05	0.5
March 4	47	25	0.27	1.5
March 5	54	21	0.00	0.0
March 6	56	24	0.00	0.0
March 7	57	24	0.00	0.0
March 8	59	28	0.00	0.0
March 9	52	32	0.00	0.0
March 10	42	18	0.02	0.4
March 11	33	27	0.31	5.9
March 12	29	21	0.49	7.6
March 13	28	12	0.29	5.4
March 14	42	18	0.01	0.1
March 15	40	23	0.00	0.0
March 16	36	15	0.29	3.9
March 17	50	18	0.00	0.0
March 18	56	24	0.00	0.0
March 19	59	23	0.00	0.0
March 20	56	27	0.00	0.0
March 21	51	25	0.00	0.0
March 22	49	20	0.00	0.0
March 23	33	27	0.30	4.4
March 24	40	25	0.02	0.4
March 25	38	25	0.02	0.4
March 26	37	28	0.16	1.6
March 27	51	26	0.00	0.0
March 28	62	25	0.00	0.0
March 29	63	28	0.00	0.0
March 30	57	32	0.00	0.0
March 31	53	23	0.00	0.0

April 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
April 1	68	19	0.00	0.0
April 2	64	35	0.00	0.0
April 3	71	28	0.00	0.0
April 4	73	32	0.00	0.0
April 5	70	36	0.00	0.0
April 6	62	31	0.00	0.0
April 7	68	22	0.00	0.0
April 8	67	35	0.00	0.0
April 9	67	26	0.00	0.0
April 10	68	27	0.00	0.0
April 11	67	26	0.00	0.0
April 12	66	31	0.00	0.0
April 13	62	31	0.00	0.0
April 14	61	40	0.00	0.0
April 15	56	31	0.00	0.0
April 16	56	22	0.00	0.0
April 17	48	25	0.00	0.0
April 18	53	26	0.00	0.0
April 19	64	21	0.00	0.0
April 20	66	24	0.00	0.0
April 21	61	32	0.00	0.0
April 22	58	31	0.05	0.0
April 23	61	28	0.00	0.0
April 24	63	27	0.00	0.0
April 25	64	40	0.00	0.0
April 26	56	39	0.00	0.0
April 27	42	29	0.66	4.0
April 28	57	27	0.00	0.0
April 29	68	36	0.00	0.0
April 30	77	29	0.00	0.0

May 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	73	37	0.00
May 2	66	35	0.00
May 3	63	33	0.00
May 4	69	29	0.00
May 5	76	36	0.00
May 6	77	33	0.00
May 7	72	37	0.00
May 8	69	37	0.00
May 9	68	29	0.00
May 10	69	34	0.00
May 11	71	28	0.00
May 12	73	29	0.00
May 13	77	32	0.00
May 14	74	38	0.00
May 15	71	34	0.00
May 16	65	30	0.00
May 17	58	29	0.03
May 18	72	31	0.00
May 19	74	39	0.00
May 20	70	38	0.00
May 21	57	37	0.49
May 22	56	27	0.00
May 23	62	22	0.00
May 24	70	26	0.00
May 25	73	30	0.00
May 26	67	40	0.00
May 27	75	36	0.00
May 28	76	41	0.00
May 29	75	36	0.00
May 30	76	36	0.00
May 31	74	39	0.00

June 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	79	38	0.00
June 2	79	41	0.00
June 3	81	52	0.00
June 4	82	49	0.00
June 5	85	55	0.00
June 6	78	46	0.00
June 7	75	36	0.00
June 8	74	36	0.00
June 9	76	40	0.00
June 10	77	47	0.00
June 11	82	34	0.00
June 12	85	36	0.00
June 13	89	37	0.00
June 14	92	50	0.00
June 15	94	49	0.00
June 16	92	53	0.01
June 17	92	56	0.00
June 18	91	60	0.00
June 19	89	52	0.00
June 20	91	54	0.00
June 21	84	53	0.00
June 22	85	60	0.00
June 23	71	53	0.00
June 24	77	50	0.00
June 25	77	47	0.00
June 26	80	43	0.01
June 27	83	57	0.00
June 28	79	50	0.00
June 29	76	52	0.24
June 30	71	45	0.34

July 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	81	47	0.00
July 2	80	55	0.00
July 3	80	55	0.00
July 4	83	57	0.52
July 5	82	57	0.00
July 6	87	56	0.00
July 7	91	55	0.00
July 8	89	54	0.00
July 9	90	59	0.00
July 10	96	64	0.00
July 11	90	61	0.01
July 12	88	64	0.01
July 13	85	59	0.01
July 14	77	57	0.60
July 15	75	56	0.11
July 16	79	55	0.00
July 17	77	53	0.02
July 18	79	53	0.12
July 19	77	56	0.45
July 20	82	57	0.00
July 21	82	56	0.34
July 22	80	54	0.01
July 23	76	57	0.86
July 24	74	56	1.80
July 25	72	50	0.55
July 26	73	55	0.00
July 27	78	52	0.00
July 28	77	55	0.00
July 29	79	55	0.15
July 30	73	52	0.07
July 31	74	53	0.03

August 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	79	50	0.12
August 2	84	51	0.00
August 3	86	50	0.00
August 4	87	48	0.00
August 5	86	48	0.00
August 6	83	52	0.00
August 7	83	51	0.00
August 8	82	50	0.00
August 9	79	50	0.11
August 10	76	51	1.38
August 11	74	52	0.18
August 12	78	56	0.01
August 13	80	57	0.01
August 14	81	56	0.00
August 15	82	53	0.11
August 16	80	54	0.00
August 17	75	56	0.47
August 18	62	52	0.92
August 19	68	51	0.00
August 20	72	46	0.00
August 21	73	45	0.00
August 22	76	45	0.00
August 23	77	45	0.00
August 24	78	41	0.00
August 25	82	46	0.00
August 26	83	52	0.00
August 27	83	50	0.00
August 28	83	50	0.00
August 29	84	54	0.00
August 30	81	59	0.04
August 31	73	58	0.16

September 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	70	55	0.37
September 2	72	52	0.21
September 3	75	49	0.00
September 4	81	46	0.00
September 5	82	48	0.00
September 6	83	46	0.00
September 7	85	46	0.00
September 8	85	43	0.00
September 9	83	51	0.19
September 10	79	52	0.00
September 11	79	50	0.00
September 12	81	47	0.00
September 13	80	51	0.00
September 14	79	46	0.00
September 15	78	47	0.00
September 16	77	43	0.00
September 17	78	41	0.00
September 18	75	49	0.06
September 19	72	46	0.00
September 20	75	41	0.00
September 21	75	35	0.00
September 22	77	36	0.00
September 23	75	42	0.00
September 24	74	50	0.00
September 25	69	46	0.00
September 26	57	45	0.11
September 27	64	45	0.05
September 28	61	49	0.00
September 29	61	39	0.06
September 30	60	32	0.08

October 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
October 1	64	30	0.00	0.0
October 2	65	32	0.00	0.0
October 3	67	33	0.00	0.0
October 4	70	34	0.00	0.0
October 5	57	39	1.07	0.0
October 6	63	34	0.00	0.0
October 7	64	39	0.00	0.0
October 8	61	42	0.06	0.0
October 9	60	37	0.00	0.0
October 10	61	27	0.00	0.0
October 11	56	28	0.15	0.2
October 12	36	28	0.07	0.7
October 13	51	21	0.00	0.0
October 14	55	25	0.00	0.0
October 15	51	27	0.00	0.0
October 16	59	27	0.00	0.0
October 17	62	28	0.00	0.0
October 18	54	32	0.00	0.0
October 19	55	27	0.00	0.0
October 20	61	22	0.00	0.0
October 21	65	24	0.00	0.0
October 22	65	27	0.00	0.0
October 23	58	30	0.00	0.0
October 24	58	31	0.00	0.0
October 25	61	32	0.00	0.0
October 26	50	27	0.34	0.0
October 27	59	23	0.00	0.0
October 28	61	27	0.00	0.0
October 29	68	28	0.00	0.0
October 30	64	28	0.00	0.0
October 31	60	30	0.00	0.0

November 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	59	32	0.00
November 2	61	30	0.00
November 3	60	26	0.00
November 4	66	24	0.00
November 5	67	27	0.00
November 6	65	27	0.00
November 7	62	30	0.00
November 8	60	29	0.00
November 9	57	26	0.00
November 10	61	28	0.00
November 11	56	23	0.00
November 12	58	28	0.00
November 13	65	23	0.00
November 14	68	21	0.00
November 15	68	23	0.00
November 16	57	24	0.00
November 17	59	21	0.00
November 18	58	17	0.00
November 19	57	25	0.00
November 20	56	23	0.00
November 21	49	25	0.00
November 22	53	18	0.00
November 23	45	27	0.16
November 24	47	28	0.00
November 25	40	26	0.00
November 26	49	19	0.00
November 27	58	17	0.00
November 28	58	22	0.00
November 29	61	20	0.00
November 30	59	19	0.00

December 2021 Flagstaff Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
December 1	58	17	0.00	0.0
December 2	59	19	0.00	0.0
December 3	57	23	0.00	0.0
December 4	55	21	0.00	0.0
December 5	62	18	0.00	0.0
December 6	57	19	0.00	0.0
December 7	44	33	0.01	0.0
December 8	45	30	0.00	0.0
December 9	37	32	0.66	1.6
December 10	33	13	0.10	0.7
December 11	43	4	0.00	0.0
December 12	47	14	0.00	0.0
December 13	46	20	0.00	0.0
December 14	45	30	0.47	0.3
December 15	34	11	0.17	1.3
December 16	42	8	0.00	0.0
December 17	38	11	0.00	0.0
December 18	35	16	0.00	0.0
December 19	49	8	0.00	0.0
December 20	51	14	0.00	0.0
December 21	49	24	0.00	0.0
December 22	53	21	0.00	0.0
December 23	47	32	0.22	0.5
December 24	37	32	1.67	5.9
December 25	36	31	0.00	0.0
December 26	34	29	0.21	1.0
December 27	31	26	0.01	0.1
December 28	27	22	0.43	6.3
December 29	27	24	0.24	3.8
December 30	32	24	0.05	0.3
December 31	35	29	0.30	1.3

Next Year >

Weather Station Details

Years	Station	Coordinates
1893–2024	Flagstaff Pulliam Airport	location