San Luis Obispo Weather in 1931

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

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1931 San Luis Obispo Weather Extremes
Highest temperature	100 °F	August 25
Lowest temperature	27 °F	November 23
Highest daily low	66 °F	November 7
Lowest daily high	50 °F	January 7
Most daily precipitation	4.5 inches	December 28
Total annual precipitation	29.3 inches	-

What was the hottest temperature in San Luis Obispo in 1931?

The highest temperature recorded in San Luis Obispo, California in 1931 was 100 °F which happened 3 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Luis Obispo in 1931

Rank	Temperature	Date
1	100 °F	Aug 25
1	100 °F	Aug 23
1	100 °F	Jul 1
4	98 °F	Jul 10
4	98 °F	Jul 9
6	97 °F	Sep 30
7	96 °F	Oct 29
7	96 °F	Aug 26
7	96 °F	Aug 24
7	96 °F	Jul 11

What was the coldest temperature in San Luis Obispo in 1931?

The lowest temperature recorded in San Luis Obispo, California in 1931 was 27 °F which happened on Nov 23.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Luis Obispo in 1931

Rank	Temperature	Date
1	27 °F	November 23
2	30 °F	December 13
3	32 °F	December 10
3	32 °F	December 1
5	33 °F	December 12
5	33 °F	November 25
5	33 °F	January 19
8	34 °F	November 22
8	34 °F	November 13
8	34 °F	January 12

January 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	56	46	2.21
January 2	58	52	0.00
January 3	62	49	0.00
January 4	62	42	0.00
January 5	52	45	0.95
January 6	55	37	0.19
January 7	50	37	1.73
January 8	56	45	0.00
January 9	60	42	0.00
January 10	60	45	0.00
January 11	62	41	0.00
January 12	62	34	0.00
January 13	55	39	0.99
January 14	60	41	0.00
January 15	63	41	0.00
January 16	60	48	0.00
January 17	62	45	0.00
January 18	70	35	0.00
January 19	66	33	0.00
January 20	56	37	0.00
January 21	60	36	0.00
January 22	63	42	0.02
January 23	65	44	0.00
January 24	62	52	0.00
January 25	68	46	0.00
January 26	70	50	0.00
January 27	76	52	0.00
January 28	80	46	0.00
January 29	78	43	0.00
January 30	62	48	0.13
January 31	58	58	0.00

February 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	62	38	0.00
February 2	69	42	0.00
February 3	60	46	0.04
February 4	64	51	0.70
February 5	65	51	0.05
February 6	63	48	0.00
February 7	62	47	0.00
February 8	62	50	0.06
February 9	63	44	0.00
February 10	58	49	0.13
February 11	66	51	0.39
February 12	66	53	0.01
February 13	62	52	0.00
February 14	62	49	0.42
February 15	60	40	0.02
February 16	63	43	0.00
February 17	65	41	0.00
February 18	70	47	0.00
February 19	62	46	0.10
February 20	61	40	0.00
February 21	65	43	0.00
February 22	67	40	0.00
February 23	60	35	0.00
February 24	68	40	0.00
February 25	68	45	0.00
February 26	62	47	0.00
February 27	64	46	0.00
February 28	72	48	0.00

March 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	80	46	0.00
March 2	80	40	0.00
March 3	85	59	0.00
March 4	68	43	0.00
March 5	62	48	0.00
March 6	68	40	0.00
March 7	65	39	0.00
March 8	67	39	0.00
March 9	69	37	0.00
March 10	64	49	0.00
March 11	55	43	0.02
March 12	62	43	0.51
March 13	67	46	0.00
March 14	75	48	0.00
March 15	80	47	0.00
March 16	77	52	0.00
March 17	76	50	0.00
March 18	65	51	0.00
March 19	73	48	0.00
March 20	83	57	0.00
March 21	85	62	0.00
March 22	83	57	0.00
March 23	82	57	0.00
March 24	66	51	0.00
March 25	62	42	0.01
March 26	63	44	0.00
March 27	64	37	0.00
March 28	62	47	0.00
March 29	66	43	0.00
March 30	79	40	0.00
March 31	85	52	0.00

April 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	80	55	0.00
April 2	78	44	0.00
April 3	76	50	0.00
April 4	73	50	0.00
April 5	74	48	0.00
April 6	92	42	0.00
April 7	78	57	0.00
April 8	80	50	0.00
April 9	82	47	0.00
April 10	72	42	0.00
April 11	66	46	0.00
April 12	66	45	0.00
April 13	66	39	0.00
April 14	68	39	0.00
April 15	79	45	0.00
April 16	90	47	0.00
April 17	76	46	0.00
April 18	69	47	0.00
April 19	72	45	0.00
April 20	75	43	0.00
April 21	69	46	0.00
April 22	60	50	0.01
April 23	60	52	0.08
April 24	62	52	0.00
April 25	70	50	0.00
April 26	62	53	0.38
April 27	66	51	0.01
April 28	72	48	0.00
April 29	68	54	0.00
April 30	70	45	0.00

May 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	82	49	0.00
May 2	76	52	0.00
May 3	72	47	0.00
May 4	71	47	0.00
May 5	72	51	0.00
May 6	70	52	0.00
May 7	80	50	0.00
May 8	86	54	0.00
May 9	76	47	0.00
May 10	73	54	0.00
May 11	77	52	0.00
May 12	75	50	0.00
May 13	68	53	0.00
May 14	70	50	0.00
May 15	71	54	0.00
May 16	77	54	0.00
May 17	85	54	0.00
May 18	91	57	0.00
May 19	91	65	0.00
May 20	86	52	0.00
May 21	73	52	0.00
May 22	67	55	0.00
May 23	70	51	0.00
May 24	60	60	0.16
May 25	67	52	2.35
May 26	66	54	0.01
May 27	70	54	0.00
May 28	76	53	0.00
May 29	75	53	0.00
May 30	70	53	0.00
May 31	70	53	0.00

June 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	67	54	0.00
June 2	68	55	0.00
June 3	70	49	0.00
June 4	60	53	0.00
June 5	63	52	0.00
June 6	68	50	0.00
June 7	70	52	0.08
June 8	66	50	0.06
June 9	70	54	0.00
June 10	80	55	0.00
June 11	72	52	0.00
June 12	70	48	0.00
June 13	74	52	0.00
June 14	78	52	0.00
June 15	70	56	0.00
June 16	68	51	0.02
June 17	76	50	0.00
June 18	72	50	0.00
June 19	70	48	0.00
June 20	68	50	0.00
June 21	70	50	0.00
June 22	85	50	0.00
June 23	82	55	0.00
June 24	90	52	0.00
June 25	88	55	0.00
June 26	86	49	0.00
June 27	79	45	0.00
June 28	80	48	0.00
June 29	79	50	0.00
June 30	86	52	0.00

July 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)
July 1	100	57
July 2	89	53
July 3	90	54
July 4	91	52
July 5	89	54
July 6	80	55
July 7	82	52
July 8	85	51
July 9	98	54
July 10	98	59
July 11	96	58
July 12	89	54
July 13	80	52
July 14	83	51
July 15	79	51
July 16	81	48
July 17	81	52
July 18	80	54
July 19	83	53
July 20	83	51
July 21	94	56
July 22	92	58
July 23	86	57
July 24	92	56
July 25	95	54
July 26	95	58
July 27	86	58
July 28	87	59
July 29	83	53
July 30	83	54
July 31	78	54

August 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	79	54	0.00
August 2	80	55	0.00
August 3	82	54	0.00
August 4	82	56	0.00
August 5	79	54	0.00
August 6	81	56	0.00
August 7	82	57	0.00
August 8	81	54	0.00
August 9	85	52	0.00
August 10	82	52	0.00
August 11	84	55	0.00
August 12	86	60	0.00
August 13	78	61	0.05
August 14	78	58	0.01
August 15	77	52	0.00
August 16	79	55	0.00
August 17	78	54	0.00
August 18	73	51	0.00
August 19	79	49	0.00
August 20	78	50	0.00
August 21	93	53	0.00
August 22	92	52	0.00
August 23	100	51	0.00
August 24	96	52	0.00
August 25	100	51	0.00
August 26	96	50	0.00
August 27	86	52	0.00
August 28	84	53	0.00
August 29	83	59	0.00
August 30	84	57	0.00
August 31	79	58	0.00

September 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)
September 1	78	56
September 2	75	54
September 3	75	58
September 4	85	59
September 5	85	54
September 6	85	55
September 7	83	57
September 8	82	49
September 9	76	52
September 10	76	50
September 11	87	52
September 12	81	45
September 13	83	50
September 14	73	51
September 15	76	50
September 16	78	46
September 17	76	51
September 18	80	47
September 19	87	52
September 20	93	55
September 21	94	54
September 22	68	48
September 23	80	45
September 24	95	51
September 25	90	56
September 26	81	53
September 27	82	49
September 28	72	46
September 29	84	55
September 30	97	60

October 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	87	56	0.00
October 2	90	53	0.00
October 3	82	50	0.00
October 4	76	44	0.00
October 5	73	46	0.00
October 6	70	48	0.00
October 7	61	52	0.00
October 8	66	50	0.00
October 9	70	43	0.00
October 10	72	41	0.00
October 11	73	45	0.00
October 12	76	45	0.00
October 13	77	43	0.00
October 14	73	48	0.00
October 15	77	39	0.00
October 16	77	48	0.00
October 17	77	52	0.00
October 18	67	48	0.00
October 19	66	47	0.00
October 20	65	55	0.00
October 21	71	55	0.00
October 22	73	42	0.00
October 23	75	53	0.09
October 24	76	54	0.00
October 25	76	52	0.00
October 26	70	50	0.00
October 27	77	53	0.00
October 28	92	60	0.00
October 29	96	62	0.00
October 30	88	52	0.00
October 31	75	46	0.00

November 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	76	46	0.00
November 2	80	45	0.00
November 3	75	38	0.00
November 4	77	46	0.00
November 5	78	42	0.00
November 6	79	45	0.00
November 7	83	66	0.00
November 8	80	45	0.00
November 9	74	53	0.00
November 10	73	48	0.00
November 11	72	49	0.00
November 12	71	48	0.00
November 13	65	34	0.00
November 14	65	42	1.21
November 15	61	43	0.00
November 16	59	41	0.00
November 17	64	58	0.07
November 18	64	48	0.00
November 19	68	41	0.00
November 20	65	43	0.01
November 21	56	41	0.00
November 22	55	34	0.00
November 23	57	27	0.00
November 24	65	37	0.00
November 25	58	33	0.00
November 26	55	42	0.04
November 27	55	40	1.45
November 28	63	38	0.10
November 29	61	43	0.00
November 30	63	37	0.00

December 1931 San Luis Obispo Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	64	32	0.00
December 2	68	36	0.00
December 3	70	36	0.00
December 4	70	42	0.00
December 5	65	49	0.00
December 6	66	40	0.00
December 7	69	40	0.00
December 8	51	45	0.13
December 9	58	39	0.10
December 10	60	32	0.00
December 11	55	38	0.27
December 12	53	33	0.19
December 13	52	30	0.00
December 14	58	36	0.68
December 15	61	38	0.00
December 16	62	36	0.00
December 17	67	35	0.00
December 18	69	42	0.00
December 19	68	44	0.00
December 20	67	47	0.00
December 21	59	43	2.13
December 22	55	39	0.08
December 23	52	45	1.72
December 24	55	44	0.64
December 25	57	38	2.32
December 26	54	42	0.14
December 27	53	43	0.12
December 28	56	45	4.50
December 29	57	40	0.92
December 30	60	45	0.00
December 31	59	48	0.45

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Weather Station Details

Years	Station	Coordinates
1999–2024	San Luis Obispo Airport	location
1893–1998	San Luis Obispo Poly	location