San Francisco Weather in 2012

Historical record of San Francisco, California weather for the year 2012 based on NOAA data.

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2012 San Francisco Weather Extremes
Highest temperature	94 °F	October 2
Lowest temperature	40 °F	December 19
Highest daily low	64 °F	October 2
Lowest daily high	49 °F	December 15
Most daily precipitation	1.5 inches	March 14
Total annual precipitation	25.5 inches	-

What was the hottest temperature in San Francisco in 2012?

The highest temperature recorded in San Francisco, California in 2012 was 94 °F which happened on October 2.

Highest Temperatures: All-Time By Year

Highest Temperatures in San Francisco in 2012

Rank	Temperature	Date
1	94 °F	Oct 2
2	90 °F	Oct 1
3	86 °F	Jun 16
4	85 °F	Oct 18
5	84 °F	Sep 30
6	82 °F	Oct 17
7	81 °F	Jun 10
8	79 °F	May 7
8	79 °F	Apr 21
10	78 °F	Nov 5

What was the coldest temperature in San Francisco in 2012?

The lowest temperature recorded in San Francisco, California in 2012 was 40 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in San Francisco in 2012

Rank	Temperature	Date
1	40 °F	December 19
1	40 °F	January 17
3	41 °F	January 18
3	41 °F	January 16
5	42 °F	December 31
5	42 °F	February 27
5	42 °F	February 26
8	43 °F	December 30
8	43 °F	December 29
8	43 °F	December 20
8	43 °F	April 6
8	43 °F	April 5
8	43 °F	March 24
8	43 °F	March 19

January 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	61	48	0.00
January 2	58	49	0.00
January 3	59	48	0.00
January 4	66	48	0.00
January 5	63	48	0.00
January 6	57	45	0.00
January 7	66	45	0.00
January 8	65	49	0.00
January 9	63	46	0.00
January 10	62	46	0.00
January 11	64	45	0.00
January 12	65	46	0.00
January 13	65	47	0.00
January 14	62	46	0.00
January 15	51	44	0.00
January 16	50	41	0.00
January 17	50	40	0.00
January 18	53	41	0.00
January 19	50	44	0.31
January 20	59	49	1.41
January 21	58	48	0.13
January 22	53	45	0.21
January 23	56	48	0.62
January 24	58	47	0.00
January 25	62	51	0.00
January 26	56	50	0.00
January 27	65	48	0.00
January 28	64	46	0.00
January 29	62	47	0.00
January 30	59	50	0.00
January 31	57	47	0.00

February 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	59	47	0.03
February 2	66	47	0.00
February 3	60	48	0.00
February 4	64	47	0.00
February 5	66	48	0.00
February 6	62	50	0.09
February 7	58	52	0.11
February 8	63	49	0.00
February 9	67	50	0.00
February 10	62	49	0.09
February 11	62	49	0.01
February 12	56	47	0.04
February 13	53	47	0.30
February 14	58	44	0.00
February 15	58	44	0.10
February 16	63	49	0.00
February 17	61	48	0.00
February 18	58	47	0.00
February 19	53	44	0.00
February 20	57	47	0.04
February 21	62	48	0.00
February 22	71	51	0.00
February 23	69	49	0.00
February 24	72	50	0.00
February 25	57	48	0.00
February 26	55	42	0.00
February 27	51	42	0.00
February 28	54	44	0.00
February 29	54	47	0.28

March 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	54	46	0.20
March 2	63	44	0.00
March 3	69	46	0.00
March 4	70	48	0.00
March 5	54	44	0.00
March 6	53	45	0.02
March 7	62	46	0.00
March 8	62	46	0.00
March 9	70	47	0.00
March 10	55	46	0.00
March 11	57	48	0.00
March 12	60	46	0.00
March 13	55	52	0.38
March 14	57	54	1.47
March 15	59	55	0.15
March 16	58	49	0.95
March 17	51	45	0.00
March 18	51	44	0.00
March 19	55	43	0.00
March 20	60	49	0.00
March 21	65	50	0.00
March 22	57	48	0.00
March 23	60	44	0.00
March 24	54	43	1.23
March 25	55	44	0.19
March 26	57	45	0.00
March 27	58	52	0.55
March 28	63	52	0.00
March 29	61	50	0.00
March 30	63	54	0.00
March 31	60	48	0.57

April 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	55	47	0.00
April 2	64	47	0.00
April 3	62	49	0.06
April 4	54	46	0.00
April 5	53	43	0.00
April 6	58	43	0.00
April 7	65	46	0.00
April 8	65	45	0.00
April 9	67	48	0.00
April 10	56	50	0.64
April 11	59	50	0.03
April 12	62	48	1.24
April 13	55	46	0.45
April 14	60	47	0.00
April 15	60	49	0.00
April 16	59	49	0.00
April 17	59	51	0.00
April 18	63	50	0.00
April 19	65	54	0.00
April 20	77	55	0.00
April 21	79	55	0.00
April 22	60	51	0.00
April 23	66	54	0.00
April 24	66	58	0.00
April 25	67	56	0.18
April 26	59	51	0.14
April 27	63	49	0.00
April 28	66	52	0.00
April 29	68	51	0.00
April 30	66	50	0.00

May 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	59	49	0.00
May 2	57	47	0.00
May 3	64	50	0.01
May 4	60	49	0.01
May 5	69	49	0.00
May 6	77	52	0.00
May 7	79	52	0.00
May 8	68	50	0.00
May 9	64	51	0.00
May 10	71	49	0.00
May 11	67	49	0.00
May 12	63	48	0.00
May 13	61	50	0.00
May 14	64	53	0.00
May 15	57	50	0.00
May 16	54	50	0.00
May 17	59	50	0.00
May 18	66	49	0.00
May 19	66	49	0.00
May 20	68	51	0.00
May 21	59	50	0.00
May 22	62	51	0.00
May 23	63	52	0.00
May 24	63	50	0.00
May 25	63	49	0.00
May 26	59	49	0.00
May 27	58	51	0.00
May 28	59	50	0.00
May 29	61	50	0.00
May 30	66	50	0.00
May 31	72	51	0.00

June 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	72	53	0.00
June 2	60	50	0.00
June 3	61	49	0.00
June 4	58	51	0.13
June 5	61	50	0.00
June 6	63	51	0.00
June 7	64	50	0.00
June 8	62	50	0.00
June 9	70	51	0.00
June 10	81	57	0.00
June 11	75	55	0.00
June 12	71	51	0.00
June 13	63	50	0.00
June 14	63	50	0.00
June 15	70	51	0.00
June 16	86	54	0.00
June 17	64	53	0.00
June 18	59	51	0.00
June 19	66	52	0.00
June 20	75	53	0.00
June 21	59	51	0.00
June 22	64	52	0.00
June 23	63	52	0.00
June 24	64	52	0.00
June 25	66	54	0.00
June 26	67	54	0.00
June 27	67	54	0.00
June 28	63	54	0.00
June 29	64	54	0.00
June 30	67	56	0.01

July 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	63	56	0.00
July 2	63	54	0.00
July 3	67	52	0.00
July 4	66	54	0.00
July 5	62	52	0.00
July 6	65	53	0.00
July 7	69	52	0.00
July 8	60	52	0.00
July 9	61	52	0.00
July 10	68	51	0.00
July 11	71	51	0.00
July 12	66	52	0.00
July 13	57	51	0.00
July 14	64	52	0.00
July 15	63	53	0.00
July 16	61	53	0.00
July 17	66	55	0.01
July 18	65	56	0.00
July 19	66	54	0.00
July 20	67	56	0.00
July 21	74	54	0.00
July 22	70	54	0.00
July 23	69	55	0.00
July 24	67	56	0.00
July 25	64	55	0.00
July 26	63	54	0.00
July 27	63	53	0.00
July 28	65	53	0.00
July 29	65	53	0.00
July 30	71	54	0.00
July 31	67	55	0.00

August 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	67	54	0.00
August 2	66	53	0.00
August 3	63	53	0.00
August 4	61	52	0.00
August 5	64	56	0.01
August 6	67	56	0.00
August 7	65	55	0.00
August 8	70	54	0.00
August 9	68	53	0.00
August 10	64	53	0.00
August 11	66	52	0.00
August 12	62	52	0.00
August 13	66	52	0.00
August 14	63	53	0.00
August 15	63	56	0.00
August 16	63	54	0.00
August 17	62	53	0.00
August 18	63	54	0.00
August 19	59	52	0.00
August 20	61	52	0.00
August 21	61	52	0.00
August 22	61	52	0.00
August 23	63	53	0.00
August 24	68	53	0.00
August 25	59	52	0.00
August 26	64	55	0.00
August 27	70	56	0.00
August 28	70	56	0.00
August 29	77	54	0.00
August 30	62	54	0.00
August 31	60	55	0.00

September 2012 San Francisco Weather

Day	High (°F)	Low (°F)
September 1	63	53
September 2	66	52
September 3	66	51
September 4	62	51
September 5	62	53
September 6	63	54
September 7	64	53
September 8	62	54
September 9	65	54
September 10	67	54
September 11	66	54
September 12	63	54
September 13	61	52
September 14	62	53
September 15	60	51
September 16	60	51
September 17	62	53
September 18	62	52
September 19	63	54
September 20	63	52
September 21	66	52
September 22	70	52
September 23	65	49
September 24	64	53
September 25	62	51
September 26	62	51
September 27	66	51
September 28	58	50
September 29	62	52
September 30	84	50

October 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	90	57	0.00
October 2	94	64	0.00
October 3	72	58	0.00
October 4	66	58	0.00
October 5	67	57	0.00
October 6	68	55	0.00
October 7	62	54	0.00
October 8	65	54	0.00
October 9	67	57	0.00
October 10	65	55	0.00
October 11	57	54	0.01
October 12	61	53	0.00
October 13	70	54	0.00
October 14	66	55	0.00
October 15	74	55	0.00
October 16	70	60	0.00
October 17	82	57	0.00
October 18	85	61	0.00
October 19	67	56	0.00
October 20	65	54	0.00
October 21	60	51	0.03
October 22	61	51	0.81
October 23	63	51	0.19
October 24	63	53	0.20
October 25	65	54	0.06
October 26	71	52	0.00
October 27	76	56	0.00
October 28	77	55	0.00
October 29	66	54	0.00
October 30	66	53	0.00
October 31	63	56	0.17

November 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	63	55	0.18
November 2	64	51	0.00
November 3	71	54	0.00
November 4	77	57	0.00
November 5	78	59	0.00
November 6	77	56	0.00
November 7	61	54	0.00
November 8	61	49	0.18
November 9	55	45	0.05
November 10	57	48	0.00
November 11	58	46	0.00
November 12	60	47	0.00
November 13	66	51	0.00
November 14	68	53	0.00
November 15	66	53	0.00
November 16	62	55	0.45
November 17	61	54	0.74
November 18	62	51	0.00
November 19	65	54	0.00
November 20	63	56	0.57
November 21	62	52	0.49
November 22	63	49	0.00
November 23	67	50	0.00
November 24	65	52	0.00
November 25	62	52	0.00
November 26	58	51	0.00
November 27	61	52	0.00
November 28	62	56	0.38
November 29	63	57	0.07
November 30	62	58	1.39

December 2012 San Francisco Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	63	57	0.87
December 2	63	52	1.06
December 3	60	49	0.00
December 4	61	54	0.06
December 5	62	57	0.98
December 6	59	52	0.00
December 7	62	48	0.00
December 8	59	48	0.00
December 9	66	48	0.00
December 10	65	52	0.00
December 11	56	49	0.01
December 12	54	47	0.08
December 13	52	44	0.00
December 14	52	45	0.00
December 15	49	45	0.16
December 16	56	48	0.04
December 17	57	48	0.18
December 18	52	44	0.00
December 19	52	40	0.00
December 20	58	43	0.00
December 21	56	51	0.23
December 22	57	50	0.82
December 23	56	50	1.00
December 24	55	47	0.00
December 25	52	46	1.15
December 26	54	47	0.23
December 27	54	47	0.00
December 28	50	44	0.13
December 29	53	43	0.11
December 30	53	43	0.00
December 31	52	42	0.00

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Weather Station Details

Years	Station	Coordinates
1921–2024	Downtown San Francisco	location