Petaluma Weather in 1921

Historical record of Petaluma, California weather for the year 1921 based on NOAA data.

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1921 Petaluma Weather Extremes
Highest temperature	105 °F	July 7
Lowest temperature	32 °F	November 19
Highest daily low	73 °F	September 27
Lowest daily high	46 °F	January 15
Most daily precipitation	2.5 inches	January 17

What was the hottest temperature in Petaluma in 1921?

The highest temperature recorded in Petaluma, California in 1921 was 105 °F which happened on July 7.

Highest Temperatures: All-Time By Year

Highest Temperatures in Petaluma in 1921

Rank	Temperature	Date
1	105 °F	Jul 7
2	103 °F	Sep 27
2	103 °F	Aug 6
2	103 °F	Jul 6
5	102 °F	Sep 28
5	102 °F	Jun 21
7	99 °F	Aug 5
7	99 °F	Jul 5
9	98 °F	Sep 26
9	98 °F	Aug 3
9	98 °F	Jul 3

What was the coldest temperature in Petaluma in 1921?

The lowest temperature recorded in Petaluma, California in 1921 was 32 °F which happened 6 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Petaluma in 1921

Rank	Temperature	Date
1	32 °F	November 19
1	32 °F	November 18
1	32 °F	January 14
1	32 °F	January 13
1	32 °F	January 12
1	32 °F	January 11
7	33 °F	January 29
7	33 °F	January 28
7	33 °F	January 27
7	33 °F	January 26
7	33 °F	January 25
7	33 °F	January 24
7	33 °F	January 23
7	33 °F	January 22
7	33 °F	January 21
7	33 °F	January 20
7	33 °F	January 19
7	33 °F	January 18
7	33 °F	January 17
7	33 °F	January 16
7	33 °F	January 15

January 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	65	42	0.00
January 2	55	41	0.00
January 3	59	42	0.00
January 4	62	42	0.05
January 5	56	42	0.28
January 6	53	39	0.00
January 7	54	36	0.00
January 8	55	36	0.00
January 9	58	37	0.00
January 10	60	37	0.00
January 11	57	32	0.00
January 12	47	32	0.07
January 13	57	32	0.00
January 14	47	32	0.00
January 15	46	33	0.00
January 16	48	33	1.24
January 17	55	33	2.54
January 18	51	33	0.54
January 19	52	33	0.10
January 20	52	33	0.42
January 21	58	33	0.00
January 22	50	33	0.00
January 23	51	33	0.00
January 24	52	33	0.83
January 25	50	33	0.00
January 26	57	33	0.40
January 27	57	33	0.50
January 28	58	33	0.00
January 29	53	33	0.00
January 30	59	34	1.50
January 31	58	34	0.00

February 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	61	34	0.03
February 2	57	34	0.00
February 3	59	34	0.00
February 4	55	50	0.05
February 5	55	50	0.18
February 6	57	44	0.00
February 7	65	44	0.00
February 8	63	46	0.00
February 9	64	54	0.00
February 10	70	51	0.00
February 11	71	52	0.00
February 12	72	50	0.00
February 13	69	49	0.00
February 14	54	50	0.25
February 15	56	36	0.00
February 16	51	44	0.00
February 17	61	52	0.06
February 18	59	41	0.00
February 19	59	43	0.00
February 20	57	49	0.00
February 21	63	53	0.40
February 22	67	40	0.00
February 23	67	41	0.00
February 24	70	46	0.00
February 25	73	45	0.00
February 26	72	49	0.00
February 27	64	54	0.00
February 28	67	48	0.00

March 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	73	48	0.00
March 2	75	52	0.00
March 3	61	58	0.00
March 4	60	52	0.04
March 5	61	59	0.28
March 6	62	54	0.00
March 7	58	48	0.00
March 8	57	49	0.00
March 9	63	51	0.00
March 10	55	55	0.00
March 11	55	54	0.00
March 12	57	56	0.05
March 13	58	55	0.54
March 14	65	49	0.11
March 15	67	51	0.00
March 16	68	49	0.00
March 17	63	51	0.00
March 18	63	57	0.05
March 19	60	51	0.00
March 20	55	46	0.00
March 21	55	48	0.32
March 22	57	46	0.21
March 23	64	47	0.00
March 24	61	48	0.00
March 25	64	49	0.00
March 26	70	51	0.00
March 27	71	44	0.00
March 28	77	45	0.00
March 29	71	50	0.00
March 30	74	48	0.00
March 31	64	54	0.00

April 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	64	53	0.00
April 2	60	54	0.00
April 3	56	49	0.00
April 4	60	45	0.00
April 5	64	50	0.00
April 6	66	42	0.00
April 7	63	43	0.00
April 8	72	47	0.00
April 9	64	57	0.00
April 10	59	48	0.00
April 11	63	57	0.00
April 12	60	n/a	0.00
April 13	n/a	46	0.00
April 14	59	44	0.00
April 15	59	41	0.00
April 16	57	46	0.28
April 17	63	51	0.06
April 18	65	50	0.00
April 19	62	54	0.00
April 20	67	57	0.01
April 21	79	60	0.00
April 22	70	51	0.00
April 23	60	52	0.00
April 24	61	45	0.00
April 25	63	50	0.00
April 26	74	54	0.00
April 27	91	59	0.00
April 28	88	64	0.00
April 29	74	58	0.00
April 30	64	47	0.00

May 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	58	47	0.22
May 2	60	44	n/a
May 3	60	42	n/a
May 4	60	44	n/a
May 5	66	55	n/a
May 6	66	49	n/a
May 7	67	49	n/a
May 8	55	49	n/a
May 9	60	50	n/a
May 10	66	49	n/a
May 11	80	51	n/a
May 12	73	50	n/a
May 13	70	47	n/a
May 14	72	49	n/a
May 15	66	50	n/a
May 16	60	55	n/a
May 17	61	49	n/a
May 18	64	48	n/a
May 19	57	56	n/a
May 20	58	53	0.01
May 21	71	56	2.26
May 22	75	57	n/a
May 23	73	54	n/a
May 24	69	59	n/a
May 25	66	59	n/a
May 26	76	56	n/a
May 27	74	51	n/a
May 28	60	55	n/a
May 29	64	56	0.44
May 30	59	55	0.00
May 31	62	56	n/a

June 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	67	49	0.00
June 2	66	55	0.00
June 3	69	59	0.00
June 4	74	59	0.00
June 5	89	57	0.00
June 6	81	59	0.00
June 7	80	52	0.00
June 8	78	49	0.00
June 9	92	63	0.00
June 10	90	62	0.00
June 11	82	61	0.00
June 12	69	51	0.00
June 13	73	55	0.00
June 14	69	57	0.00
June 15	60	58	0.00
June 16	72	53	0.00
June 17	76	52	0.00
June 18	77	53	0.00
June 19	81	60	0.00
June 20	87	67	0.00
June 21	102	71	0.00
June 22	95	64	0.00
June 23	78	57	0.00
June 24	70	58	0.00
June 25	67	57	0.00
June 26	72	55	0.00
June 27	71	56	0.00
June 28	67	59	0.00
June 29	79	59	0.02
June 30	79	63	0.00

July 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	90	n/a	n/a
July 2	94	n/a	n/a
July 3	98	n/a	n/a
July 4	88	n/a	n/a
July 5	99	n/a	n/a
July 6	103	n/a	n/a
July 7	105	n/a	n/a
July 8	92	n/a	n/a
July 9	82	n/a	n/a
July 10	86	n/a	n/a
July 11	80	n/a	n/a
July 12	74	n/a	n/a
July 13	80	n/a	n/a
July 14	83	n/a	n/a
July 15	79	n/a	n/a
July 16	80	n/a	n/a
July 17	80	n/a	n/a
July 18	76	n/a	n/a
July 19	81	n/a	n/a
July 20	83	n/a	n/a
July 21	82	n/a	n/a
July 22	81	n/a	n/a
July 23	76	n/a	n/a
July 24	70	n/a	n/a
July 25	85	n/a	n/a
July 26	75	n/a	n/a
July 27	83	n/a	n/a
July 28	79	n/a	n/a
July 29	74	n/a	n/a
July 30	79	n/a	n/a
July 31	77	n/a	n/a

August 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	90	n/a	n/a
August 2	94	n/a	n/a
August 3	98	n/a	n/a
August 4	88	n/a	n/a
August 5	99	n/a	n/a
August 6	103	n/a	n/a
August 7	n/a	n/a	n/a
August 8	92	n/a	n/a
August 9	82	n/a	n/a
August 10	86	n/a	n/a
August 11	80	n/a	n/a
August 12	74	n/a	n/a
August 13	80	n/a	n/a
August 14	83	n/a	n/a
August 15	79	n/a	n/a
August 16	80	n/a	n/a
August 17	81	n/a	n/a
August 18	76	n/a	n/a
August 19	81	n/a	n/a
August 20	83	n/a	n/a
August 21	82	n/a	n/a
August 22	81	n/a	n/a
August 23	76	n/a	n/a
August 24	70	n/a	n/a
August 25	85	n/a	n/a
August 26	75	n/a	n/a
August 27	83	n/a	n/a
August 28	79	n/a	n/a
August 29	74	n/a	n/a
August 30	79	n/a	n/a
August 31	77	n/a	n/a

September 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	69	57	0.00
September 2	63	58	0.00
September 3	75	52	0.00
September 4	90	49	0.00
September 5	85	50	0.00
September 6	89	52	0.00
September 7	92	51	0.00
September 8	89	52	0.00
September 9	77	55	0.00
September 10	63	58	0.00
September 11	69	57	0.00
September 12	72	56	0.00
September 13	70	50	0.00
September 14	72	45	0.00
September 15	77	49	0.00
September 16	75	45	0.00
September 17	61	56	0.13
September 18	70	60	0.05
September 19	73	62	0.07
September 20	85	52	0.00
September 21	89	49	0.00
September 22	85	52	0.00
September 23	80	52	0.00
September 24	81	48	0.00
September 25	83	54	0.00
September 26	98	54	0.00
September 27	103	73	0.00
September 28	102	58	0.00
September 29	90	51	0.00
September 30	79	55	0.00

October 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	73	56	0.00
October 2	76	59	0.00
October 3	75	50	0.00
October 4	72	53	0.00
October 5	67	57	0.00
October 6	68	53	0.00
October 7	87	59	0.00
October 8	72	57	0.00
October 9	68	56	0.00
October 10	73	58	0.00
October 11	72	50	0.00
October 12	73	55	0.00
October 13	74	62	0.00
October 14	63	61	0.29
October 15	73	60	0.02
October 16	80	51	0.00
October 17	81	53	0.00
October 18	93	54	0.00
October 19	92	53	0.00
October 20	82	62	0.00
October 21	72	n/a	0.03
October 22	n/a	53	0.12
October 23	64	59	0.00
October 24	62	55	0.00
October 25	65	58	0.00
October 26	66	59	0.39
October 27	69	62	0.00
October 28	80	58	0.00
October 29	83	47	0.00
October 30	82	48	0.00
October 31	72	51	0.00

November 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	84	45	0.00
November 2	81	43	0.00
November 3	75	45	0.00
November 4	78	44	0.00
November 5	81	45	0.00
November 6	70	43	0.00
November 7	68	46	0.00
November 8	83	43	0.00
November 9	79	50	0.00
November 10	81	42	0.00
November 11	70	43	0.00
November 12	74	41	0.00
November 13	73	47	0.00
November 14	66	51	0.00
November 15	61	42	0.00
November 16	61	38	0.00
November 17	60	39	0.00
November 18	63	32	0.00
November 19	62	32	0.00
November 20	65	35	0.00
November 21	60	42	0.48
November 22	58	55	0.30
November 23	56	54	0.00
November 24	n/a	49	0.32
November 25	60	55	0.03
November 26	60	59	0.10
November 27	59	54	0.36
November 28	61	46	0.00
November 29	61	56	0.05
November 30	64	61	0.00

December 1921 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	64	49	0.13
December 2	61	49	0.00
December 3	74	48	0.00
December 4	65	37	0.00
December 5	64	39	0.00
December 6	65	37	0.00
December 7	61	44	0.00
December 8	55	48	0.04
December 9	63	50	0.00
December 10	61	40	0.00
December 11	63	40	0.00
December 12	64	43	0.00
December 13	65	40	0.00
December 14	55	46	0.00
December 15	55	52	0.00
December 16	63	43	0.00
December 17	54	46	0.00
December 18	55	51	0.00
December 19	54	41	0.11
December 20	58	53	0.70
December 21	59	50	0.19
December 22	52	45	1.01
December 23	54	43	0.49
December 24	52	51	0.46
December 25	58	53	1.51
December 26	59	52	1.05
December 27	62	55	0.35
December 28	63	46	0.04
December 29	56	55	0.36
December 30	65	55	0.05
December 31	63	53	0.02

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Weather Station Details

Years	Station	Coordinates
1893–2024	Petaluma Airport	location