San Francisco Weather in 1971

Historical record of San Francisco, California weather for the year 1971 based on NOAA data.

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1971 San Francisco Weather Extremes
Highest temperature	101 °F	September 14
Lowest temperature	39 °F	January 4
Highest daily low	72 °F	September 14
Lowest daily high	46 °F	January 31
Most daily precipitation	1.4 inches	March 12
Most daily snow	none	-
Total annual precipitation	12.3 inches	-
Total annual snow	none	-

What was the hottest temperature in San Francisco in 1971?

The highest temperature recorded in San Francisco, California in 1971 was 101 °F which happened on September 14.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Francisco in 1971

Rank	Temperature	Date
1	101 °F	Sep 14
2	99 °F	Sep 13
3	94 °F	Sep 15
4	89 °F	Oct 12
4	89 °F	Sep 12
6	85 °F	Sep 4
7	83 °F	Oct 5
8	82 °F	Oct 4
9	81 °F	Sep 8
9	81 °F	Sep 7
9	81 °F	Aug 23

What was the coldest temperature in San Francisco in 1971?

The lowest temperature recorded in San Francisco, California in 1971 was 39 °F which happened on Jan 4.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Francisco in 1971

Rank	Temperature	Date
1	39 °F	January 4
2	40 °F	February 1
3	41 °F	February 26
3	41 °F	January 31
3	41 °F	January 30
3	41 °F	January 7
3	41 °F	January 5
8	42 °F	December 31
8	42 °F	December 21
8	42 °F	December 17
8	42 °F	December 16
8	42 °F	December 15
8	42 °F	March 5
8	42 °F	March 1
8	42 °F	January 12
8	42 °F	January 9
8	42 °F	January 8

January 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	52	45	0.19
January 2	53	45	0.00
January 3	52	44	0.00
January 4	49	39	0.00
January 5	56	41	0.00
January 6	52	45	0.00
January 7	54	41	0.00
January 8	52	42	0.00
January 9	53	42	0.00
January 10	52	48	0.25
January 11	52	46	0.42
January 12	50	42	0.54
January 13	53	43	0.18
January 14	58	48	0.25
January 15	56	50	0.01
January 16	58	52	0.20
January 17	68	54	0.00
January 18	66	52	0.00
January 19	58	51	0.00
January 20	60	52	0.00
January 21	60	45	0.00
January 22	59	46	0.00
January 23	62	48	0.00
January 24	55	47	0.00
January 25	58	45	0.00
January 26	62	47	0.00
January 27	67	50	0.00
January 28	53	45	0.00
January 29	52	43	0.00
January 30	53	41	0.00
January 31	46	41	0.00

February 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	48	40	0.00
February 2	57	46	0.00
February 3	59	43	0.00
February 4	56	47	0.00
February 5	57	46	0.00
February 6	59	47	0.00
February 7	56	45	0.00
February 8	58	46	0.00
February 9	61	44	0.00
February 10	69	51	0.00
February 11	68	52	0.00
February 12	66	50	0.00
February 13	73	52	0.00
February 14	58	49	0.00
February 15	60	50	0.01
February 16	56	47	0.04
February 17	54	48	0.00
February 18	55	46	0.13
February 19	54	45	0.01
February 20	60	45	0.00
February 21	54	46	0.00
February 22	54	46	0.00
February 23	58	45	0.00
February 24	55	47	0.00
February 25	52	43	0.00
February 26	54	41	0.00
February 27	50	43	0.07
February 28	52	44	0.00

March 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	53	42	0.00
March 2	55	43	0.00
March 3	55	47	0.00
March 4	52	44	0.00
March 5	54	42	0.00
March 6	64	44	0.00
March 7	54	45	0.00
March 8	55	46	0.00
March 9	51	46	0.00
March 10	55	46	0.00
March 11	59	52	0.00
March 12	57	50	1.35
March 13	53	47	0.00
March 14	52	45	0.09
March 15	64	50	0.00
March 16	61	48	0.00
March 17	65	47	0.00
March 18	67	50	0.00
March 19	72	52	0.00
March 20	71	51	0.00
March 21	56	45	0.00
March 22	59	49	0.00
March 23	60	52	0.23
March 24	56	51	0.00
March 25	58	51	0.59
March 26	59	50	0.65
March 27	58	48	0.00
March 28	68	51	0.00
March 29	66	51	0.00
March 30	56	49	0.00
March 31	60	45	0.00

April 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	66	48	0.00
April 2	66	48	0.00
April 3	68	50	0.00
April 4	75	48	0.00
April 5	54	45	0.00
April 6	57	47	0.00
April 7	54	48	0.00
April 8	59	46	0.00
April 9	62	51	0.14
April 10	57	49	0.01
April 11	60	48	0.00
April 12	67	49	0.00
April 13	59	51	0.31
April 14	64	52	0.00
April 15	62	49	0.00
April 16	55	48	0.08
April 17	53	44	0.14
April 18	57	47	0.00
April 19	54	47	0.00
April 20	52	46	0.04
April 21	53	43	0.00
April 22	57	46	0.00
April 23	54	47	0.00
April 24	55	45	0.00
April 25	60	47	0.00
April 26	58	50	0.00
April 27	55	49	0.00
April 28	54	48	0.00
April 29	53	47	0.00
April 30	56	47	0.00

May 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	59	50	0.04
May 2	60	50	0.09
May 3	57	46	0.00
May 4	60	50	0.00
May 5	59	51	0.00
May 6	60	48	0.00
May 7	59	52	0.00
May 8	61	52	0.00
May 9	62	52	0.00
May 10	56	50	0.00
May 11	56	49	0.00
May 12	58	50	0.00
May 13	60	52	0.00
May 14	65	51	0.00
May 15	61	50	0.00
May 16	59	49	0.00
May 17	65	52	0.00
May 18	68	50	0.00
May 19	62	48	0.00
May 20	61	48	0.00
May 21	62	47	0.00
May 22	62	48	0.00
May 23	55	48	0.00
May 24	57	48	0.00
May 25	59	48	0.00
May 26	58	50	0.00
May 27	54	49	0.06
May 28	62	52	0.00
May 29	58	50	0.00
May 30	55	48	0.00
May 31	57	47	0.00

June 1971 San Francisco Weather

Day	High (°F)	Low (°F)
June 1	57	48
June 2	57	48
June 3	55	49
June 4	59	48
June 5	65	51
June 6	60	49
June 7	58	48
June 8	59	49
June 9	59	50
June 10	59	51
June 11	60	49
June 12	58	50
June 13	63	51
June 14	73	52
June 15	77	55
June 16	77	59
June 17	80	55
June 18	64	53
June 19	66	54
June 20	62	52
June 21	63	52
June 22	62	52
June 23	63	52
June 24	62	51
June 25	64	54
June 26	63	54
June 27	60	51
June 28	66	51
June 29	64	51
June 30	62	52

July 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	64	51	0.00
July 2	64	52	0.00
July 3	59	51	0.00
July 4	65	50	0.00
July 5	64	53	0.00
July 6	63	52	0.00
July 7	59	51	0.00
July 8	63	51	0.00
July 9	63	53	0.00
July 10	63	54	0.00
July 11	69	53	0.00
July 12	72	53	0.00
July 13	71	54	0.00
July 14	60	50	0.00
July 15	61	50	0.00
July 16	59	50	0.00
July 17	64	52	0.00
July 18	69	56	0.00
July 19	71	54	0.00
July 20	61	53	0.00
July 21	62	54	0.00
July 22	62	53	0.00
July 23	57	52	0.00
July 24	57	51	0.00
July 25	61	52	0.00
July 26	58	51	0.00
July 27	59	50	0.00
July 28	60	51	0.00
July 29	60	53	0.01
July 30	62	53	0.00
July 31	61	55	0.00

August 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	71	54	0.00
August 2	60	54	0.00
August 3	61	53	0.00
August 4	63	53	0.00
August 5	62	53	0.00
August 6	70	55	0.00
August 7	70	56	0.00
August 8	73	59	0.00
August 9	67	58	0.00
August 10	69	56	0.00
August 11	65	55	0.00
August 12	60	54	0.00
August 13	62	53	0.00
August 14	65	54	0.00
August 15	64	53	0.00
August 16	68	55	0.00
August 17	60	54	0.00
August 18	68	54	0.00
August 19	64	54	0.00
August 20	64	55	0.00
August 21	67	58	0.00
August 22	69	58	0.00
August 23	81	56	0.00
August 24	65	57	0.00
August 25	65	58	0.00
August 26	66	57	0.00
August 27	66	57	0.00
August 28	68	58	0.00
August 29	68	56	0.00
August 30	72	59	0.01
August 31	67	59	0.00

September 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	70	60	0.00
September 2	72	58	0.00
September 3	78	60	0.00
September 4	85	60	0.00
September 5	66	56	0.00
September 6	64	56	0.00
September 7	81	58	0.00
September 8	81	54	0.00
September 9	71	54	0.00
September 10	72	54	0.00
September 11	76	56	0.00
September 12	89	59	0.00
September 13	99	63	0.00
September 14	101	72	0.00
September 15	94	65	0.00
September 16	65	57	0.00
September 17	63	56	0.00
September 18	65	54	0.00
September 19	70	54	0.00
September 20	61	54	0.00
September 21	66	56	0.00
September 22	66	58	0.00
September 23	65	56	0.00
September 24	65	56	0.00
September 25	64	56	0.00
September 26	64	55	0.03
September 27	65	55	0.00
September 28	64	55	0.00
September 29	63	54	0.19
September 30	62	53	0.00

October 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	69	54	0.00
October 2	72	54	0.00
October 3	74	53	0.00
October 4	82	52	0.00
October 5	83	54	0.00
October 6	63	52	0.00
October 7	68	52	0.00
October 8	59	51	0.00
October 9	57	51	0.00
October 10	59	50	0.00
October 11	75	52	0.00
October 12	89	53	0.00
October 13	67	55	0.00
October 14	66	52	0.00
October 15	56	50	0.00
October 16	58	51	0.00
October 17	61	50	0.00
October 18	60	49	0.00
October 19	66	52	0.00
October 20	59	53	0.00
October 21	68	52	0.00
October 22	60	51	0.00
October 23	58	52	0.02
October 24	60	49	0.00
October 25	65	50	0.00
October 26	61	51	0.00
October 27	57	48	0.00
October 28	58	46	0.00
October 29	58	48	0.00
October 30	53	47	0.03
October 31	60	48	0.06

November 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	62	50	0.00
November 2	68	51	0.00
November 3	72	51	0.00
November 4	71	53	0.00
November 5	71	51	0.00
November 6	70	46	0.00
November 7	55	44	0.00
November 8	57	48	0.00
November 9	66	50	0.00
November 10	62	52	0.00
November 11	60	54	0.31
November 12	61	50	0.22
November 13	55	50	0.53
November 14	57	46	0.00
November 15	62	50	0.00
November 16	67	53	0.00
November 17	66	48	0.00
November 18	66	56	0.00
November 19	62	52	0.00
November 20	62	50	0.00
November 21	55	48	0.00
November 22	58	50	0.00
November 23	59	48	0.00
November 24	56	47	0.00
November 25	57	48	0.01
November 26	57	50	0.17
November 27	54	49	0.05
November 28	56	52	0.63
November 29	56	51	0.00
November 30	60	47	0.00

December 1971 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	60	47	0.00
December 2	54	47	0.57
December 3	51	44	0.36
December 4	55	43	0.00
December 5	57	47	0.00
December 6	56	50	0.04
December 7	54	47	0.00
December 8	58	46	0.00
December 9	55	43	0.35
December 10	52	43	0.08
December 11	52	43	0.00
December 12	52	45	0.49
December 13	52	44	0.00
December 14	51	44	0.10
December 15	52	42	0.00
December 16	54	42	0.00
December 17	57	42	0.00
December 18	55	45	0.00
December 19	54	43	0.00
December 20	48	44	0.00
December 21	52	42	0.20
December 22	58	48	0.28
December 23	56	48	0.00
December 24	56	48	0.46
December 25	52	45	0.77
December 26	49	43	0.17
December 27	47	43	0.01
December 28	51	44	0.00
December 29	52	44	0.05
December 30	50	44	0.00
December 31	54	42	0.00

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Weather Station Details

Years	Station	Coordinates
1921–2024	Downtown San Francisco	location