San Jacinto Weather in 2020

Historical record of San Jacinto, California weather for the year 2020 based on NOAA data.

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2020 San Jacinto Weather Extremes
Highest temperature	115 °F	September 6
Lowest temperature	28 °F	February 5
Highest daily low	78 °F	August 24
Lowest daily high	49 °F	December 28
Most daily precipitation	1.6 inches	March 12
Total annual precipitation	9.9 inches	-

What was the hottest temperature in San Jacinto in 2020?

The highest temperature recorded in San Jacinto, California in 2020 was 115 °F which happened on September 6.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Jacinto in 2020

Rank	Temperature	Date
1	115 °F	Sep 6
2	114 °F	Sep 5
3	110 °F	Aug 15
4	109 °F	Aug 17
5	108 °F	Aug 20
5	108 °F	Aug 19
5	108 °F	Jul 31
8	107 °F	Sep 4
9	106 °F	Aug 18
9	106 °F	Aug 14
9	106 °F	Aug 1
9	106 °F	Jul 30
9	106 °F	Jul 11

What was the coldest temperature in San Jacinto in 2020?

The lowest temperature recorded in San Jacinto, California in 2020 was 28 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Jacinto in 2020

Rank	Temperature	Date
1	28 °F	February 5
1	28 °F	February 4
3	33 °F	December 30
3	33 °F	December 5
5	34 °F	December 4
6	35 °F	December 31
6	35 °F	December 15
6	35 °F	November 29
6	35 °F	November 27
6	35 °F	February 6
6	35 °F	January 16
6	35 °F	January 15
6	35 °F	January 11

January 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	66	38	0.00
January 2	69	37	0.00
January 3	72	40	0.00
January 4	70	40	0.00
January 5	69	39	0.00
January 6	75	41	0.00
January 7	75	40	0.00
January 8	60	37	0.00
January 9	55	47	0.01
January 10	64	36	0.03
January 11	61	35	0.00
January 12	62	37	0.00
January 13	60	43	0.00
January 14	62	36	0.00
January 15	68	35	0.00
January 16	61	35	0.00
January 17	59	45	0.01
January 18	72	36	0.00
January 19	76	39	0.00
January 20	62	49	0.00
January 21	55	48	0.14
January 22	64	48	0.00
January 23	76	40	0.00
January 24	75	44	0.00
January 25	76	43	0.00
January 26	69	43	0.00
January 27	73	41	0.00
January 28	74	41	0.00
January 29	69	38	0.00
January 30	72	37	0.00
January 31	80	39	0.00

February 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	83	43	0.00
February 2	74	43	0.00
February 3	58	44	0.07
February 4	55	28	0.00
February 5	60	28	0.00
February 6	68	35	0.00
February 7	73	37	0.00
February 8	75	39	0.00
February 9	56	47	0.01
February 10	65	42	0.13
February 11	67	41	0.00
February 12	66	36	0.00
February 13	70	37	0.00
February 14	71	39	0.00
February 15	70	39	0.00
February 16	73	41	0.00
February 17	75	41	0.00
February 18	77	43	0.00
February 19	73	42	0.00
February 20	78	43	0.00
February 21	78	48	0.00
February 22	58	50	0.12
February 23	60	50	0.09
February 24	77	40	0.00
February 25	79	43	0.00
February 26	77	52	0.00
February 27	81	43	0.00
February 28	82	51	0.00
February 29	70	45	0.00

March 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	58	49	0.00
March 2	64	38	0.00
March 3	77	40	0.00
March 4	78	44	0.00
March 5	82	45	0.00
March 6	77	51	0.00
March 7	64	49	0.02
March 8	64	48	0.00
March 9	71	42	0.00
March 10	70	53	0.81
March 11	70	48	0.17
March 12	64	50	1.55
March 13	54	50	0.25
March 14	60	51	0.00
March 15	n/a	n/a	0.00
March 16	61	51	0.00
March 17	59	45	0.25
March 18	59	39	0.22
March 19	53	46	0.20
March 20	62	46	0.15
March 21	66	46	0.00
March 22	69	44	0.00
March 23	61	51	0.38
March 24	61	49	0.00
March 25	60	49	0.00
March 26	57	41	0.00
March 27	62	41	0.00
March 28	65	37	0.00
March 29	65	37	0.00
March 30	74	42	0.00
March 31	78	48	0.00

April 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	76	50	0.00
April 2	66	54	0.00
April 3	69	52	0.00
April 4	68	50	0.00
April 5	63	51	0.00
April 6	57	49	0.17
April 7	61	48	1.09
April 8	50	45	0.79
April 9	52	46	0.44
April 10	52	46	0.74
April 11	68	46	0.11
April 12	58	52	0.00
April 13	58	50	0.10
April 14	75	47	0.00
April 15	72	40	0.00
April 16	76	48	0.00
April 17	68	47	0.00
April 18	68	47	0.00
April 19	67	53	0.00
April 20	67	53	0.00
April 21	72	54	0.00
April 22	87	50	0.00
April 23	90	50	0.00
April 24	94	58	0.00
April 25	97	58	0.00
April 26	91	59	0.00
April 27	88	56	0.00
April 28	95	59	0.00
April 29	90	61	0.00
April 30	90	61	0.00

May 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	84	57	0.00
May 2	83	55	0.00
May 3	83	53	0.00
May 4	92	53	0.00
May 5	97	58	0.00
May 6	99	58	0.00
May 7	99	60	0.00
May 8	94	59	0.00
May 9	94	58	0.00
May 10	86	59	0.00
May 11	80	59	0.00
May 12	72	56	0.00
May 13	73	54	0.00
May 14	78	51	0.00
May 15	82	51	0.00
May 16	89	58	0.00
May 17	84	62	0.00
May 18	75	57	0.00
May 19	70	54	0.04
May 20	79	46	0.00
May 21	89	51	0.00
May 22	81	54	0.00
May 23	80	56	0.00
May 24	90	53	0.00
May 25	96	56	0.00
May 26	99	61	0.00
May 27	99	62	0.00
May 28	93	62	0.00
May 29	86	60	0.00
May 30	81	60	0.00
May 31	86	56	0.00

June 2020 San Jacinto Weather

Day	High (°F)	Low (°F)
June 1	89	57
June 2	93	64
June 3	102	66
June 4	92	63
June 5	72	60
June 6	72	58
June 7	77	57
June 8	84	52
June 9	95	53
June 10	100	59
June 11	97	61
June 12	88	57
June 13	84	53
June 14	86	54
June 15	91	59
June 16	85	58
June 17	80	59
June 18	83	55
June 19	86	56
June 20	86	59
June 21	89	60
June 22	95	60
June 23	96	62
June 24	98	61
June 25	93	60
June 26	95	61
June 27	93	63
June 28	80	60
June 29	78	60
June 30	88	57

July 2020 San Jacinto Weather

Day	High (°F)	Low (°F)
July 1	86	61
July 2	89	59
July 3	95	57
July 4	96	64
July 5	101	64
July 6	99	63
July 7	97	59
July 8	96	61
July 9	98	58
July 10	103	63
July 11	106	71
July 12	105	69
July 13	98	69
July 14	93	61
July 15	94	59
July 16	94	60
July 17	95	61
July 18	98	62
July 19	98	64
July 20	96	62
July 21	97	63
July 22	91	60
July 23	89	58
July 24	91	57
July 25	97	59
July 26	100	62
July 27	95	63
July 28	98	61
July 29	103	60
July 30	106	66
July 31	108	72

August 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	106	71	0.00
August 2	99	66	0.00
August 3	100	65	0.00
August 4	94	66	0.00
August 5	91	61	0.00
August 6	86	60	0.00
August 7	93	57	0.00
August 8	96	59	0.00
August 9	97	62	0.00
August 10	98	62	0.00
August 11	100	62	0.00
August 12	104	62	0.00
August 13	102	72	0.00
August 14	106	72	0.00
August 15	110	75	0.00
August 16	102	75	0.00
August 17	109	74	0.00
August 18	106	76	0.07
August 19	108	73	0.00
August 20	108	73	0.00
August 21	103	72	0.00
August 22	98	76	0.00
August 23	98	70	0.00
August 24	99	78	0.00
August 25	102	69	0.00
August 26	104	69	0.00
August 27	101	68	0.00
August 28	101	67	0.00
August 29	98	63	0.00
August 30	96	57	0.00
August 31	95	61	0.00

September 2020 San Jacinto Weather

Day	High (°F)	Low (°F)
September 1	94	60
September 2	97	60
September 3	103	63
September 4	107	67
September 5	114	71
September 6	115	76
September 7	99	72
September 8	82	66
September 9	91	62
September 10	91	57
September 11	94	57
September 12	95	59
September 13	97	59
September 14	99	61
September 15	99	62
September 16	98	63
September 17	102	63
September 18	103	64
September 19	98	65
September 20	95	63
September 21	95	62
September 22	94	60
September 23	94	61
September 24	97	62
September 25	93	57
September 26	94	57
September 27	99	58
September 28	102	60
September 29	102	64
September 30	103	65

October 2020 San Jacinto Weather

Day	High (°F)	Low (°F)
October 1	104	64
October 2	105	63
October 3	103	61
October 4	98	60
October 5	96	61
October 6	92	61
October 7	93	59
October 8	80	59
October 9	80	56
October 10	79	61
October 11	84	56
October 12	97	57
October 13	98	61
October 14	101	60
October 15	99	60
October 16	99	59
October 17	96	60
October 18	92	57
October 19	90	55
October 20	91	55
October 21	87	53
October 22	77	58
October 23	77	56
October 24	73	59
October 25	65	58
October 26	70	49
October 27	76	41
October 28	81	44
October 29	87	45
October 30	88	48
October 31	89	49

November 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	92	54	0.00
November 2	88	55	0.00
November 3	83	52	0.00
November 4	94	52	0.00
November 5	94	53	0.00
November 6	80	52	0.00
November 7	52	46	0.07
November 8	54	46	0.31
November 9	59	39	0.00
November 10	67	36	0.00
November 11	69	37	0.00
November 12	72	39	0.00
November 13	70	40	0.00
November 14	75	41	0.00
November 15	85	45	0.00
November 16	91	47	0.00
November 17	82	48	0.00
November 18	74	46	0.00
November 19	74	43	0.00
November 20	82	44	0.00
November 21	81	47	0.00
November 22	79	46	0.00
November 23	65	43	0.00
November 24	72	48	0.00
November 25	69	40	0.00
November 26	69	37	0.00
November 27	70	35	0.00
November 28	74	44	0.00
November 29	78	35	0.00
November 30	78	40	0.00

December 2020 San Jacinto Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	81	39	0.00
December 2	76	39	0.00
December 3	69	43	0.00
December 4	74	34	0.00
December 5	75	33	0.00
December 6	77	38	0.00
December 7	73	46	0.00
December 8	77	55	0.00
December 9	76	45	0.00
December 10	64	37	0.00
December 11	60	45	0.00
December 12	56	40	0.00
December 13	67	37	0.00
December 14	62	43	0.00
December 15	66	35	0.00
December 16	74	36	0.00
December 17	62	42	0.00
December 18	68	39	0.00
December 19	72	36	0.00
December 20	81	36	0.00
December 21	81	40	0.00
December 22	73	42	0.00
December 23	70	39	0.00
December 24	62	45	0.00
December 25	73	41	0.00
December 26	71	39	0.00
December 27	62	42	0.00
December 28	49	41	0.80
December 29	59	37	0.60
December 30	64	33	0.00
December 31	62	35	0.00

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Weather Station Details

Years	Station	Coordinates
1978–2024	San Jacinto	location
1893–1978	San Jacinto	location