San Francisco Weather in 1931

Historical record of San Francisco, California weather for the year 1931 based on NOAA data.

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1931 San Francisco Weather Extremes
Highest temperature	99 °F	July 3
Lowest temperature	39 °F	December 14
Highest daily low	68 °F	May 19
Lowest daily high	45 °F	December 13
Most daily precipitation	2.0 inches	November 14
Most daily snow	none	-
Total annual precipitation	22.8 inches	-
Total annual snow	none	-

What was the hottest temperature in San Francisco in 1931?

The highest temperature recorded in San Francisco, California in 1931 was 99 °F which happened on July 3.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Francisco in 1931

Rank	Temperature	Date
1	99 °F	Jul 3
2	95 °F	Jul 4
3	90 °F	May 19
4	89 °F	Aug 23
5	88 °F	Aug 24
5	88 °F	May 9
5	88 °F	May 8
8	86 °F	Sep 30
8	86 °F	May 20
8	86 °F	May 18

What was the coldest temperature in San Francisco in 1931?

The lowest temperature recorded in San Francisco, California in 1931 was 39 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Francisco in 1931

Rank	Temperature	Date
1	39 °F	December 14
1	39 °F	November 23
3	40 °F	December 12
4	41 °F	December 16
4	41 °F	December 15
4	41 °F	December 13
4	41 °F	December 6
4	41 °F	December 5
9	42 °F	December 11
9	42 °F	December 9
9	42 °F	November 28
9	42 °F	November 24
9	42 °F	November 22

January 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	59	51	0.74
January 2	57	52	0.37
January 3	54	47	0.00
January 4	56	46	0.00
January 5	55	46	1.59
January 6	55	44	0.00
January 7	53	45	0.71
January 8	56	45	0.00
January 9	59	43	0.00
January 10	57	43	0.00
January 11	56	43	0.00
January 12	52	43	0.00
January 13	51	47	0.61
January 14	57	43	0.00
January 15	56	45	0.07
January 16	56	48	0.01
January 17	57	43	0.00
January 18	57	45	0.00
January 19	55	46	0.00
January 20	57	46	0.00
January 21	54	49	0.19
January 22	59	51	0.68
January 23	62	51	0.47
January 24	59	46	0.00
January 25	58	47	0.00
January 26	65	47	0.00
January 27	65	47	0.00
January 28	64	49	0.00
January 29	68	48	0.00
January 30	62	54	0.00
January 31	57	53	0.03

February 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	63	52	0.01
February 2	64	52	0.00
February 3	61	54	0.03
February 4	64	54	0.03
February 5	63	51	0.00
February 6	58	52	0.00
February 7	60	53	0.00
February 8	62	52	0.02
February 9	62	54	0.02
February 10	57	53	0.05
February 11	63	52	0.00
February 12	68	50	0.00
February 13	65	54	0.01
February 14	58	50	0.20
February 15	59	49	0.00
February 16	59	50	0.00
February 17	62	51	0.01
February 18	61	51	0.41
February 19	61	50	0.00
February 20	64	50	0.00
February 21	65	49	0.00
February 22	65	53	0.00
February 23	59	48	0.09
February 24	68	51	0.00
February 25	63	49	0.00
February 26	57	48	0.22
February 27	62	52	0.00
February 28	69	49	0.00

March 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	70	51	0.00
March 2	76	53	0.00
March 3	74	52	0.00
March 4	70	52	0.00
March 5	68	51	0.00
March 6	68	52	0.00
March 7	66	51	0.00
March 8	62	51	0.00
March 9	62	51	0.04
March 10	64	50	0.03
March 11	62	53	0.93
March 12	64	53	0.17
March 13	67	50	0.00
March 14	67	50	0.00
March 15	68	51	0.00
March 16	62	53	0.00
March 17	68	54	0.00
March 18	64	56	0.40
March 19	68	53	0.00
March 20	72	54	0.00
March 21	71	53	0.00
March 22	73	53	0.00
March 23	75	54	0.00
March 24	67	53	0.08
March 25	62	50	0.00
March 26	61	49	0.00
March 27	57	48	0.03
March 28	57	50	0.00
March 29	60	48	0.00
March 30	67	49	0.00
March 31	69	50	0.00

April 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	62	50	0.00
April 2	68	48	0.00
April 3	75	50	0.00
April 4	66	50	0.00
April 5	66	51	0.00
April 6	74	49	0.00
April 7	65	54	0.00
April 8	74	51	0.00
April 9	80	51	0.00
April 10	61	48	0.00
April 11	60	51	0.00
April 12	58	49	0.02
April 13	60	49	0.00
April 14	64	49	0.00
April 15	68	51	0.00
April 16	77	50	0.00
April 17	64	49	0.00
April 18	64	48	0.00
April 19	72	48	0.00
April 20	84	53	0.00
April 21	72	49	0.00
April 22	61	50	0.00
April 23	64	51	0.00
April 24	67	52	0.00
April 25	61	54	0.08
April 26	66	54	0.21
April 27	68	53	0.00
April 28	64	52	0.00
April 29	66	52	0.00
April 30	67	56	0.00

May 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	65	55	0.00
May 2	67	52	0.00
May 3	64	52	0.00
May 4	60	51	0.00
May 5	63	50	0.00
May 6	61	51	0.00
May 7	77	53	0.00
May 8	88	58	0.00
May 9	88	54	0.00
May 10	65	54	0.00
May 11	67	54	0.00
May 12	67	54	0.00
May 13	60	53	0.00
May 14	64	54	0.02
May 15	62	54	0.00
May 16	64	53	0.00
May 17	71	54	0.00
May 18	86	59	0.00
May 19	90	68	0.00
May 20	86	56	0.00
May 21	70	54	0.00
May 22	66	54	0.00
May 23	73	59	0.00
May 24	64	55	1.08
May 25	67	54	0.00
May 26	66	53	0.00
May 27	68	52	0.00
May 28	70	53	0.00
May 29	74	51	0.00
May 30	62	53	0.00
May 31	60	53	0.00

June 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	59	53	0.00
June 2	59	53	0.00
June 3	62	53	0.00
June 4	65	52	0.00
June 5	68	55	0.11
June 6	71	56	0.00
June 7	63	56	0.00
June 8	65	56	0.00
June 9	66	56	0.02
June 10	67	58	0.00
June 11	67	55	0.00
June 12	67	54	0.00
June 13	65	55	0.00
June 14	70	60	0.00
June 15	71	58	0.19
June 16	68	59	0.00
June 17	70	57	0.00
June 18	67	57	0.00
June 19	64	56	0.00
June 20	65	56	0.00
June 21	65	55	0.00
June 22	67	58	0.00
June 23	74	56	0.00
June 24	78	60	0.00
June 25	84	60	0.00
June 26	72	57	0.00
June 27	65	56	0.00
June 28	68	53	0.00
June 29	75	54	0.00
June 30	74	56	0.00

July 1931 San Francisco Weather

Day	High (°F)	Low (°F)
July 1	77	57
July 2	80	54
July 3	99	62
July 4	95	64
July 5	80	60
July 6	66	57
July 7	68	57
July 8	71	57
July 9	72	57
July 10	78	56
July 11	72	56
July 12	65	54
July 13	65	52
July 14	64	52
July 15	65	54
July 16	70	53
July 17	71	52
July 18	72	52
July 19	63	53
July 20	66	52
July 21	65	53
July 22	70	54
July 23	63	54
July 24	68	55
July 25	73	55
July 26	65	53
July 27	62	51
July 28	59	52
July 29	62	52
July 30	62	51
July 31	63	51

August 1931 San Francisco Weather

Day	High (°F)	Low (°F)
August 1	61	53
August 2	63	53
August 3	64	56
August 4	65	55
August 5	66	55
August 6	65	53
August 7	63	51
August 8	62	51
August 9	62	51
August 10	66	52
August 11	65	54
August 12	74	55
August 13	63	53
August 14	61	52
August 15	67	53
August 16	66	52
August 17	63	52
August 18	64	51
August 19	68	52
August 20	66	53
August 21	72	53
August 22	75	55
August 23	89	58
August 24	88	53
August 25	72	52
August 26	79	56
August 27	67	52
August 28	66	54
August 29	63	55
August 30	70	53
August 31	62	52

September 1931 San Francisco Weather

Day	High (°F)	Low (°F)
September 1	65	52
September 2	64	54
September 3	68	56
September 4	68	56
September 5	67	55
September 6	70	57
September 7	64	55
September 8	65	55
September 9	67	53
September 10	66	54
September 11	75	54
September 12	82	56
September 13	69	57
September 14	68	57
September 15	66	55
September 16	62	52
September 17	64	54
September 18	68	58
September 19	71	58
September 20	83	61
September 21	82	56
September 22	67	56
September 23	76	55
September 24	80	57
September 25	83	53
September 26	61	52
September 27	62	54
September 28	66	54
September 29	71	55
September 30	86	58

October 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	83	58	0.00
October 2	61	50	0.00
October 3	62	53	0.00
October 4	62	53	0.00
October 5	66	53	0.00
October 6	64	53	0.00
October 7	63	52	0.00
October 8	66	55	0.00
October 9	67	54	0.00
October 10	61	52	0.00
October 11	60	51	0.00
October 12	65	51	0.00
October 13	65	50	0.00
October 14	63	50	0.00
October 15	69	51	0.00
October 16	66	55	0.00
October 17	63	53	0.00
October 18	68	53	0.00
October 19	65	54	0.00
October 20	61	54	0.00
October 21	59	52	0.00
October 22	62	55	0.42
October 23	67	57	0.15
October 24	70	53	0.00
October 25	61	53	0.11
October 26	64	49	0.00
October 27	69	51	0.00
October 28	80	56	0.00
October 29	81	58	0.00
October 30	80	54	0.00
October 31	70	51	0.00

November 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	68	50	0.00
November 2	73	50	0.00
November 3	76	51	0.00
November 4	69	50	0.00
November 5	73	50	0.00
November 6	80	56	0.00
November 7	76	57	0.00
November 8	65	53	0.00
November 9	61	50	0.05
November 10	60	50	0.08
November 11	62	51	0.00
November 12	65	50	0.00
November 13	60	49	0.08
November 14	56	45	1.98
November 15	54	45	0.13
November 16	56	48	0.37
November 17	60	53	0.07
November 18	60	48	0.00
November 19	58	46	0.00
November 20	58	52	0.01
November 21	52	45	0.00
November 22	52	42	0.00
November 23	52	39	0.00
November 24	57	42	0.00
November 25	53	43	0.08
November 26	54	46	0.08
November 27	56	45	0.00
November 28	55	42	0.00
November 29	57	43	0.00
November 30	55	43	0.00

December 1931 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	53	45	0.00
December 2	59	48	0.02
December 3	55	48	0.00
December 4	60	43	0.00
December 5	58	41	0.00
December 6	49	41	0.00
December 7	55	46	0.01
December 8	54	45	0.00
December 9	55	42	0.00
December 10	52	45	0.19
December 11	50	42	0.22
December 12	51	40	0.00
December 13	45	41	1.11
December 14	50	39	0.02
December 15	53	41	0.00
December 16	52	41	0.00
December 17	52	43	0.01
December 18	58	48	0.02
December 19	58	45	0.00
December 20	52	48	0.85
December 21	55	47	0.20
December 22	54	46	0.28
December 23	58	48	0.97
December 24	56	50	0.79
December 25	53	47	0.34
December 26	53	47	0.87
December 27	55	49	1.94
December 28	55	46	0.49
December 29	49	43	0.10
December 30	57	44	0.18
December 31	57	49	0.63

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Weather Station Details

Years	Station	Coordinates
1921–2024	Downtown San Francisco	location