St. George Weather in 2020

Historical record of St. George, Utah weather for the year 2020 based on NOAA data.

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2020 St. George Weather Extremes
Highest temperature	115 °F	August 17
Lowest temperature	15 °F	January 19
Highest daily low	79 °F	July 21
Lowest daily high	42 °F	February 5
Most daily precipitation	2.0 inches	August 24
Most daily snow	none	-
Total annual precipitation	7.1 inches	-
Total annual snow	none	-

What was the hottest temperature in St. George in 2020?

The highest temperature recorded in St. George, Utah in 2020 was 115 °F which happened on August 17.

Highest Temperatures: All-Time By Year

Highest Temperatures in St. George in 2020

Rank	Temperature	Date
1	115 °F	Aug 17
2	113 °F	Aug 18
3	112 °F	Aug 19
4	111 °F	Sep 7
4	111 °F	Aug 20
4	111 °F	Aug 16
7	110 °F	Sep 6
7	110 °F	Sep 5
7	110 °F	Aug 2
7	110 °F	Aug 1

What was the coldest temperature in St. George in 2020?

The lowest temperature recorded in St. George, Utah in 2020 was 15 °F which happened on Jan 19.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in St. George in 2020

Rank	Temperature	Date
1	15 °F	January 19
2	17 °F	January 24
3	19 °F	January 18
4	20 °F	December 19
4	20 °F	February 6
4	20 °F	February 5
4	20 °F	January 14
8	21 °F	December 30
8	21 °F	December 24
8	21 °F	December 8
8	21 °F	January 12
8	21 °F	January 11
8	21 °F	January 10
8	21 °F	January 5

January 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	51	25	0.00
January 2	45	27	0.08
January 3	55	26	0.00
January 4	53	25	0.00
January 5	56	21	0.00
January 6	58	23	0.00
January 7	56	22	0.00
January 8	59	23	0.00
January 9	57	28	0.00
January 10	55	21	0.00
January 11	51	21	0.00
January 12	52	21	0.00
January 13	50	23	0.00
January 14	53	20	0.00
January 15	57	23	0.00
January 16	56	24	0.00
January 17	60	23	0.00
January 18	55	19	0.00
January 19	56	15	0.00
January 20	59	26	0.00
January 21	56	33	0.01
January 22	54	30	0.00
January 23	57	26	0.00
January 24	62	17	0.00
January 25	62	31	0.00
January 26	63	31	0.00
January 27	63	35	0.00
January 28	63	32	0.00
January 29	55	32	0.00
January 30	59	33	0.00
January 31	61	30	0.00

February 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	59	31	0.00
February 2	67	31	0.00
February 3	69	32	0.00
February 4	42	23	0.00
February 5	42	20	0.00
February 6	48	20	0.00
February 7	56	28	0.00
February 8	67	31	0.00
February 9	66	31	0.00
February 10	53	33	0.00
February 11	60	31	0.00
February 12	60	26	0.00
February 13	60	27	0.00
February 14	60	29	0.00
February 15	64	30	0.00
February 16	63	34	0.00
February 17	67	34	0.00
February 18	67	34	0.00
February 19	60	31	0.00
February 20	62	30	0.00
February 21	62	31	0.00
February 22	71	34	0.00
February 23	60	40	0.99
February 24	62	28	0.00
February 25	63	33	0.00
February 26	55	30	0.00
February 27	60	31	0.00
February 28	67	33	0.00
February 29	69	36	0.00

March 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	67	32	0.00
March 2	63	35	0.12
March 3	61	34	0.00
March 4	69	35	0.00
March 5	70	38	0.00
March 6	77	39	0.00
March 7	76	43	0.00
March 8	73	52	0.00
March 9	66	44	0.00
March 10	68	44	0.00
March 11	64	47	0.22
March 12	70	42	0.00
March 13	73	45	0.85
March 14	49	45	0.87
March 15	65	43	0.00
March 16	69	42	0.01
March 17	67	49	0.00
March 18	63	41	0.11
March 19	50	41	0.10
March 20	57	39	0.19
March 21	56	39	0.00
March 22	64	37	0.01
March 23	64	37	0.00
March 24	57	39	0.34
March 25	67	39	0.00
March 26	68	45	0.00
March 27	59	40	0.00
March 28	56	34	0.00
March 29	63	35	0.00
March 30	61	40	0.00
March 31	68	40	0.00

April 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	76	42	0.00
April 2	75	46	0.00
April 3	67	37	0.00
April 4	68	36	0.00
April 5	74	42	0.00
April 6	75	49	0.00
April 7	68	41	0.00
April 8	75	43	0.00
April 9	74	39	0.56
April 10	61	37	0.00
April 11	69	39	0.00
April 12	72	42	0.00
April 13	73	43	0.00
April 14	69	36	0.00
April 15	67	37	0.00
April 16	74	41	0.00
April 17	75	44	0.00
April 18	77	44	0.10
April 19	73	46	0.00
April 20	75	49	0.00
April 21	77	53	0.06
April 22	69	49	0.15
April 23	82	49	0.00
April 24	84	56	0.00
April 25	83	52	0.00
April 26	86	56	0.00
April 27	88	54	0.00
April 28	91	55	0.00
April 29	92	59	0.00
April 30	96	63	0.00

May 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	94	59	0.00
May 2	93	60	0.00
May 3	89	55	0.00
May 4	87	62	0.00
May 5	85	52	0.00
May 6	91	53	0.00
May 7	93	60	0.00
May 8	89	52	0.00
May 9	91	57	0.00
May 10	93	58	0.00
May 11	94	66	0.02
May 12	90	57	0.00
May 13	86	56	0.00
May 14	83	55	0.00
May 15	85	57	0.00
May 16	88	59	0.00
May 17	91	58	0.00
May 18	92	65	0.00
May 19	90	64	0.00
May 20	76	50	0.00
May 21	76	49	0.00
May 22	84	51	0.00
May 23	88	57	0.00
May 24	80	51	0.00
May 25	82	53	0.00
May 26	88	57	0.00
May 27	97	62	0.00
May 28	103	68	0.00
May 29	105	67	0.00
May 30	104	69	0.00
May 31	102	69	0.00

June 2020 St. George Weather

Day	High (°F)	Low (°F)
June 1	97	61
June 2	98	64
June 3	98	67
June 4	102	65
June 5	103	70
June 6	103	69
June 7	86	61
June 8	83	54
June 9	77	52
June 10	93	58
June 11	94	60
June 12	101	61
June 13	101	65
June 14	91	60
June 15	94	61
June 16	96	69
June 17	96	70
June 18	92	63
June 19	93	61
June 20	96	62
June 21	101	66
June 22	102	68
June 23	105	72
June 24	106	71
June 25	106	70
June 26	105	74
June 27	103	68
June 28	104	78
June 29	99	66
June 30	97	59

July 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	91	60	0.00
July 2	96	68	0.00
July 3	98	68	0.00
July 4	100	69	0.00
July 5	102	67	0.00
July 6	105	63	0.00
July 7	105	62	0.00
July 8	103	64	0.00
July 9	103	63	0.00
July 10	104	61	0.00
July 11	105	61	0.00
July 12	109	67	0.00
July 13	108	79	0.00
July 14	108	79	0.00
July 15	105	68	0.00
July 16	104	67	0.00
July 17	105	68	0.00
July 18	105	63	0.00
July 19	107	73	0.00
July 20	107	71	0.00
July 21	106	79	0.00
July 22	100	77	0.00
July 23	102	77	0.00
July 24	100	75	0.02
July 25	96	68	0.00
July 26	100	70	0.00
July 27	104	64	0.00
July 28	105	67	0.00
July 29	106	60	0.00
July 30	107	65	0.00
July 31	109	66	0.00

August 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	110	74	0.00
August 2	110	75	0.00
August 3	108	70	0.00
August 4	105	69	0.00
August 5	105	69	0.00
August 6	102	65	0.00
August 7	101	68	0.00
August 8	100	62	0.00
August 9	101	64	0.00
August 10	103	64	0.00
August 11	103	66	0.00
August 12	102	67	0.00
August 13	102	64	0.00
August 14	105	69	0.00
August 15	107	70	0.00
August 16	111	70	0.00
August 17	115	77	0.00
August 18	113	72	0.00
August 19	112	73	0.00
August 20	111	73	0.00
August 21	109	74	0.00
August 22	108	73	0.00
August 23	106	75	0.00
August 24	107	67	2.00
August 25	104	70	0.00
August 26	105	72	0.00
August 27	105	72	0.00
August 28	105	72	0.00
August 29	103	72	0.00
August 30	99	68	0.00
August 31	98	67	0.00

September 2020 St. George Weather

Day	High (°F)	Low (°F)
September 1	96	67
September 2	95	58
September 3	100	65
September 4	106	66
September 5	110	66
September 6	110	67
September 7	111	67
September 8	103	65
September 9	73	52
September 10	77	52
September 11	83	52
September 12	90	53
September 13	96	57
September 14	98	52
September 15	95	60
September 16	100	61
September 17	100	61
September 18	98	58
September 19	96	65
September 20	95	63
September 21	96	63
September 22	97	63
September 23	94	62
September 24	97	60
September 25	98	61
September 26	97	59
September 27	95	59
September 28	92	57
September 29	89	54
September 30	93	51

October 2020 St. George Weather

Day	High (°F)	Low (°F)
October 1	95	49
October 2	96	52
October 3	96	53
October 4	95	53
October 5	95	53
October 6	96	52
October 7	95	51
October 8	93	52
October 9	93	53
October 10	90	54
October 11	86	55
October 12	88	52
October 13	88	51
October 14	87	50
October 15	91	50
October 16	85	49
October 17	83	46
October 18	88	47
October 19	91	49
October 20	90	49
October 21	87	47
October 22	86	48
October 23	85	47
October 24	76	47
October 25	80	49
October 26	72	35
October 27	52	33
October 28	64	32
October 29	75	40
October 30	79	40
October 31	79	40

November 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	79	40	0.00
November 2	82	47	0.00
November 3	73	53	0.03
November 4	86	46	0.00
November 5	82	46	0.00
November 6	86	48	0.00
November 7	82	59	0.00
November 8	62	42	0.01
November 9	47	37	0.18
November 10	49	30	0.00
November 11	53	30	0.00
November 12	58	30	0.00
November 13	58	33	0.00
November 14	63	33	0.00
November 15	65	32	0.00
November 16	65	33	0.00
November 17	70	34	0.00
November 18	78	40	0.00
November 19	79	43	0.00
November 20	73	38	0.00
November 21	63	40	0.00
November 22	69	38	0.00
November 23	67	34	0.00
November 24	55	37	0.00
November 25	59	29	0.00
November 26	59	30	0.00
November 27	56	28	0.00
November 28	55	26	0.00
November 29	55	26	0.00
November 30	59	28	0.00

December 2020 St. George Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	63	28	0.00
December 2	60	29	0.00
December 3	55	26	0.00
December 4	53	22	0.00
December 5	56	24	0.00
December 6	59	24	0.00
December 7	56	26	0.00
December 8	64	21	0.00
December 9	62	29	0.00
December 10	63	27	0.00
December 11	62	29	0.00
December 12	53	30	0.00
December 13	50	23	0.02
December 14	46	26	0.00
December 15	49	26	0.00
December 16	50	23	0.00
December 17	51	24	0.00
December 18	58	23	0.00
December 19	56	20	0.00
December 20	53	25	0.00
December 21	56	23	0.00
December 22	62	29	0.00
December 23	64	33	0.00
December 24	51	21	0.00
December 25	46	23	0.00
December 26	54	23	0.00
December 27	54	26	0.00
December 28	48	34	0.00
December 29	43	34	0.08
December 30	51	21	0.00
December 31	46	24	0.00

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Weather Station Details

Years	Station	Coordinates
1893–2024	St. George	location