Santa Rosa Weather in 2015

Historical record of Santa Rosa, California weather for the year 2015 based on NOAA data.

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2015 Santa Rosa Weather Extremes
Highest temperature	104 °F	August 16
Lowest temperature	23 °F	November 29
Highest daily low	59 °F	August 28
Lowest daily high	46 °F	December 27
Most daily precipitation	2.6 inches	February 6
Total annual precipitation	15.0 inches	-

What was the hottest temperature in Santa Rosa in 2015?

The highest temperature recorded in Santa Rosa, California in 2015 was 104 °F which happened on August 16.

Highest Temperatures: All-Time By Year

Highest Temperatures in Santa Rosa in 2015

Rank	Temperature	Date
1	104 °F	Aug 16
2	102 °F	Sep 10
2	102 °F	Sep 9
2	102 °F	Jun 30
5	100 °F	Sep 8
5	100 °F	Jul 28
7	99 °F	Sep 21
7	99 °F	Sep 20
7	99 °F	Jun 8
10	98 °F	Aug 17

What was the coldest temperature in Santa Rosa in 2015?

The lowest temperature recorded in Santa Rosa, California in 2015 was 23 °F which happened on Nov 29.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Santa Rosa in 2015

Rank	Temperature	Date
1	23 °F	November 29
2	27 °F	December 27
2	27 °F	November 28
2	27 °F	January 2
2	27 °F	January 1
6	28 °F	December 30
6	28 °F	December 25
6	28 °F	November 30
9	29 °F	December 29
9	29 °F	December 16
9	29 °F	November 25
9	29 °F	January 3

January 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	55	27	0.00
January 2	54	27	0.00
January 3	56	29	0.00
January 4	58	33	0.00
January 5	58	32	0.00
January 6	63	33	0.00
January 7	66	32	0.00
January 8	59	35	0.00
January 9	66	39	0.00
January 10	57	39	0.00
January 11	59	41	0.00
January 12	68	40	0.00
January 13	70	38	0.00
January 14	62	32	0.00
January 15	55	36	0.00
January 16	55	43	0.08
January 17	56	50	0.02
January 18	62	52	0.00
January 19	66	44	0.00
January 20	62	39	0.00
January 21	62	36	0.00
January 22	60	37	0.00
January 23	71	37	0.00
January 24	65	37	0.00
January 25	63	39	0.00
January 26	65	34	0.00
January 27	63	47	0.00
January 28	70	45	0.00
January 29	70	38	0.00
January 30	73	36	0.00
January 31	80	41	0.00

February 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	68	36	0.00
February 2	69	39	0.00
February 3	70	44	0.00
February 4	64	41	0.00
February 5	63	51	0.00
February 6	63	56	2.62
February 7	67	54	0.04
February 8	65	53	1.31
February 9	64	46	0.23
February 10	66	40	0.00
February 11	67	39	0.00
February 12	71	39	0.00
February 13	75	43	0.00
February 14	77	42	0.00
February 15	76	41	0.00
February 16	74	41	0.00
February 17	57	49	0.00
February 18	64	46	0.00
February 19	59	46	0.00
February 20	66	44	0.00
February 21	69	43	0.00
February 22	66	37	0.00
February 23	64	38	0.00
February 24	70	30	0.00
February 25	68	33	0.00
February 26	73	40	0.00
February 27	63	45	0.00
February 28	63	36	0.00

March 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	68	33	0.00
March 2	62	40	0.00
March 3	66	37	0.00
March 4	69	33	0.00
March 5	70	35	0.00
March 6	76	38	0.00
March 7	77	36	0.00
March 8	73	44	0.00
March 9	71	46	0.00
March 10	64	46	0.00
March 11	64	47	0.02
March 12	76	42	0.00
March 13	78	45	0.00
March 14	82	50	0.00
March 15	69	50	0.00
March 16	66	52	0.00
March 17	75	45	0.00
March 18	75	42	0.00
March 19	78	40	0.00
March 20	71	43	0.00
March 21	72	46	0.00
March 22	67	50	0.06
March 23	65	45	0.04
March 24	70	48	0.00
March 25	77	43	0.00
March 26	83	44	0.00
March 27	71	46	0.00
March 28	82	41	0.00
March 29	81	41	0.00
March 30	75	43	0.00
March 31	70	46	0.00

April 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	69	41	0.00
April 2	73	42	0.00
April 3	74	38	0.00
April 4	70	36	0.00
April 5	60	38	0.18
April 6	61	35	0.10
April 7	57	44	0.75
April 8	65	38	0.00
April 9	69	38	0.00
April 10	71	38	0.00
April 11	74	40	0.00
April 12	77	43	0.00
April 13	70	43	0.00
April 14	67	43	0.00
April 15	80	42	0.00
April 16	82	48	0.00
April 17	78	41	0.00
April 18	76	47	0.00
April 19	69	48	0.00
April 20	66	51	0.00
April 21	59	50	0.00
April 22	72	47	0.00
April 23	71	41	0.00
April 24	69	48	0.46
April 25	72	46	0.01
April 26	79	45	0.00
April 27	89	50	0.00
April 28	77	50	0.00
April 29	79	43	0.00
April 30	91	48	0.00

May 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)
May 1	81	50
May 2	71	50
May 3	61	49
May 4	68	45
May 5	74	40
May 6	79	39
May 7	77	49
May 8	72	43
May 9	71	49
May 10	71	47
May 11	77	40
May 12	70	46
May 13	66	45
May 14	68	49
May 15	74	48
May 16	72	43
May 17	70	48
May 18	69	46
May 19	72	47
May 20	69	50
May 21	71	53
May 22	74	50
May 23	75	51
May 24	74	46
May 25	67	51
May 26	67	50
May 27	71	51
May 28	77	50
May 29	78	50
May 30	78	49
May 31	70	50

June 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	71	51	0.01
June 2	82	47	0.00
June 3	81	46	0.00
June 4	82	49	0.00
June 5	77	50	0.00
June 6	68	51	0.00
June 7	83	53	0.00
June 8	99	51	0.00
June 9	92	52	0.00
June 10	80	54	0.01
June 11	88	51	0.00
June 12	90	52	0.00
June 13	80	53	0.00
June 14	72	52	0.00
June 15	78	50	0.00
June 16	83	48	0.00
June 17	85	46	0.00
June 18	82	46	0.00
June 19	89	45	0.00
June 20	85	47	0.00
June 21	74	50	0.00
June 22	79	50	0.00
June 23	92	47	0.00
June 24	88	49	0.00
June 25	90	53	0.00
June 26	89	55	0.00
June 27	77	53	0.00
June 28	78	57	0.00
June 29	87	57	0.00
June 30	102	52	0.00

July 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	88	54	0.00
July 2	81	56	0.00
July 3	82	57	0.00
July 4	82	56	0.00
July 5	75	56	0.00
July 6	82	58	0.00
July 7	79	53	0.00
July 8	76	54	0.00
July 9	63	59	0.05
July 10	71	59	0.00
July 11	80	58	0.00
July 12	80	55	0.00
July 13	88	53	0.00
July 14	87	54	0.00
July 15	84	53	0.00
July 16	78	56	0.00
July 17	82	56	0.00
July 18	79	55	0.00
July 19	93	53	0.00
July 20	95	59	0.00
July 21	81	57	0.00
July 22	79	56	0.00
July 23	81	55	0.00
July 24	84	48	0.00
July 25	82	53	0.00
July 26	86	57	0.00
July 27	91	56	0.00
July 28	100	50	0.00
July 29	96	52	0.00
July 30	86	59	0.00
July 31	79	59	0.00

August 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	82	59	0.00
August 2	81	58	0.00
August 3	79	57	0.00
August 4	73	51	0.00
August 5	88	52	0.00
August 6	91	52	0.00
August 7	79	57	0.00
August 8	79	56	0.00
August 9	89	48	0.00
August 10	88	52	0.00
August 11	81	56	0.00
August 12	83	53	0.00
August 13	83	57	0.00
August 14	89	51	0.00
August 15	97	54	0.00
August 16	104	56	0.00
August 17	98	54	0.00
August 18	79	54	0.00
August 19	77	57	0.00
August 20	77	57	0.00
August 21	77	56	0.00
August 22	78	57	0.00
August 23	76	59	0.00
August 24	84	57	0.00
August 25	85	54	0.00
August 26	91	56	0.00
August 27	96	52	0.00
August 28	95	59	0.00
August 29	81	58	0.03
August 30	90	51	0.00
August 31	88	51	0.00

September 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	85	52	0.00
September 2	82	51	0.00
September 3	81	48	0.00
September 4	85	44	0.00
September 5	84	47	0.00
September 6	91	47	0.00
September 7	97	48	0.00
September 8	100	51	0.00
September 9	102	50	0.00
September 10	102	51	0.00
September 11	95	48	0.00
September 12	87	54	0.00
September 13	90	57	0.00
September 14	65	58	0.01
September 15	74	52	0.00
September 16	65	46	0.41
September 17	80	55	0.00
September 18	84	50	0.00
September 19	95	50	0.00
September 20	99	53	0.00
September 21	99	54	0.00
September 22	75	50	0.00
September 23	88	48	0.00
September 24	96	53	0.00
September 25	94	48	0.00
September 26	n/a	n/a	0.00
September 27	n/a	n/a	0.00
September 28	n/a	n/a	0.00
September 29	n/a	n/a	0.00
September 30	70	48	0.00

October 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	78	54	0.00
October 2	88	49	0.00
October 3	83	46	0.00
October 4	82	54	0.00
October 5	79	52	0.00
October 6	79	55	0.00
October 7	82	51	0.00
October 8	89	49	0.00
October 9	89	45	0.00
October 10	85	56	0.00
October 11	84	49	0.00
October 12	94	48	0.00
October 13	96	50	0.00
October 14	89	52	0.00
October 15	86	55	0.00
October 16	83	55	0.00
October 17	74	52	0.00
October 18	76	49	0.00
October 19	81	47	0.00
October 20	89	49	0.00
October 21	86	44	0.00
October 22	83	43	0.00
October 23	79	45	0.00
October 24	81	48	0.01
October 25	78	47	0.00
October 26	82	47	0.01
October 27	71	49	0.00
October 28	75	54	0.07
October 29	82	43	0.00
October 30	87	46	0.00
October 31	85	46	0.00

November 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	66	51	0.18
November 2	68	50	0.26
November 3	69	47	0.00
November 4	68	41	0.00
November 5	68	37	0.00
November 6	72	35	0.00
November 7	71	35	0.00
November 8	67	40	0.01
November 9	57	40	0.49
November 10	64	33	0.00
November 11	64	32	0.00
November 12	69	33	0.00
November 13	73	33	0.00
November 14	68	36	0.00
November 15	60	44	0.43
November 16	63	40	0.00
November 17	71	37	0.00
November 18	75	42	0.00
November 19	76	38	0.00
November 20	78	44	0.00
November 21	71	38	0.00
November 22	72	38	0.00
November 23	60	37	0.00
November 24	58	38	0.11
November 25	57	29	0.00
November 26	59	30	0.00
November 27	61	41	0.00
November 28	59	27	0.00
November 29	59	23	0.00
November 30	51	28	0.00

December 2015 Santa Rosa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	61	33	0.00
December 2	62	43	0.00
December 3	58	40	0.82
December 4	61	39	0.12
December 5	53	37	0.00
December 6	57	46	0.85
December 7	61	52	0.00
December 8	63	50	0.00
December 9	61	56	0.43
December 10	61	46	0.56
December 11	56	39	0.06
December 12	56	35	0.20
December 13	56	42	0.88
December 14	56	37	0.00
December 15	60	31	0.00
December 16	58	29	0.00
December 17	52	38	0.02
December 18	53	47	0.73
December 19	57	35	0.10
December 20	50	34	0.69
December 21	59	48	1.16
December 22	62	48	0.14
December 23	56	35	0.00
December 24	53	32	0.21
December 25	54	28	0.00
December 26	57	31	0.00
December 27	46	27	0.02
December 28	54	35	0.00
December 29	56	29	0.00
December 30	47	28	0.02
December 31	55	31	0.00

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Weather Station Details

Years	Station	Coordinates
1998–2024	Santa Rosa Sonoma County Airport	location
1902–1998	Santa Rosa	location