Petaluma Weather in 1939

Historical record of Petaluma, California weather for the year 1939 based on NOAA data.

Jump to Month:

Year:

1939 Petaluma Weather Extremes
Highest temperature	104 °F	September 21
Lowest temperature	29 °F	February 21
Highest daily low	66 °F	September 22
Lowest daily high	46 °F	February 9
Most daily precipitation	1.5 inches	January 5
Total annual precipitation	10.3 inches	-

What was the hottest temperature in Petaluma in 1939?

The highest temperature recorded in Petaluma, California in 1939 was 104 °F which happened on September 21.

Highest Temperatures: All-Time By Year

Highest Temperatures in Petaluma in 1939

Rank	Temperature	Date
1	104 °F	Sep 21
2	103 °F	Sep 22
3	102 °F	Sep 20
4	100 °F	Sep 24
4	100 °F	Sep 23
4	100 °F	Aug 17
7	99 °F	Sep 18
8	98 °F	Sep 17
9	97 °F	Sep 9
9	97 °F	Jul 21

What was the coldest temperature in Petaluma in 1939?

The lowest temperature recorded in Petaluma, California in 1939 was 29 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Petaluma in 1939

Rank	Temperature	Date
1	29 °F	February 21
1	29 °F	January 25
3	30 °F	December 25
3	30 °F	February 28
3	30 °F	January 31
3	30 °F	January 14
3	30 °F	January 7
8	31 °F	March 5
8	31 °F	February 23
8	31 °F	February 20
8	31 °F	February 2
8	31 °F	February 1
8	31 °F	January 24
8	31 °F	January 17
8	31 °F	January 11

January 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	52	39	0.00
January 2	58	43	0.00
January 3	60	42	0.00
January 4	57	46	0.21
January 5	58	44	1.45
January 6	67	38	0.02
January 7	64	30	0.00
January 8	58	38	0.00
January 9	68	40	0.00
January 10	67	37	0.00
January 11	64	31	0.00
January 12	61	35	0.00
January 13	65	33	0.00
January 14	67	30	0.00
January 15	62	41	0.00
January 16	58	33	0.00
January 17	60	31	0.00
January 18	58	32	0.00
January 19	54	40	0.00
January 20	60	40	0.00
January 21	65	36	0.00
January 22	65	37	0.00
January 23	66	38	0.00
January 24	59	31	0.00
January 25	60	29	0.00
January 26	56	38	0.00
January 27	54	43	0.29
January 28	58	36	0.05
January 29	54	43	0.36
January 30	52	38	0.97
January 31	52	30	0.05

February 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	54	31	0.00
February 2	53	31	0.23
February 3	53	40	0.81
February 4	57	32	0.00
February 5	56	35	0.01
February 6	57	46	0.35
February 7	52	37	0.33
February 8	50	33	0.15
February 9	46	33	0.06
February 10	55	39	0.11
February 11	58	32	0.00
February 12	58	37	0.02
February 13	61	39	0.00
February 14	61	36	0.00
February 15	65	47	0.00
February 16	66	39	0.00
February 17	79	44	0.00
February 18	78	40	0.00
February 19	80	35	0.00
February 20	82	31	0.00
February 21	67	29	0.00
February 22	67	32	0.00
February 23	61	31	0.00
February 24	70	38	0.00
February 25	64	37	0.00
February 26	61	38	0.00
February 27	62	35	0.00
February 28	61	30	0.00

March 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	64	33	0.00
March 2	59	39	0.00
March 3	60	38	0.00
March 4	59	36	0.00
March 5	58	31	0.00
March 6	58	45	0.00
March 7	53	36	0.33
March 8	58	44	0.81
March 9	54	43	0.72
March 10	57	38	0.01
March 11	58	36	0.00
March 12	62	48	0.14
March 13	60	50	0.00
March 14	64	36	0.00
March 15	77	36	0.00
March 16	81	39	0.00
March 17	81	42	0.00
March 18	72	48	0.00
March 19	69	46	0.00
March 20	65	47	0.00
March 21	58	49	0.00
March 22	55	47	0.00
March 23	55	47	0.00
March 24	61	47	0.00
March 25	57	47	0.00
March 26	58	48	0.22
March 27	60	38	0.00
March 28	62	37	0.00
March 29	58	48	0.00
March 30	71	38	0.00
March 31	80	39	0.00

April 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	83	44	0.00
April 2	69	52	0.15
April 3	66	46	0.00
April 4	57	45	0.00
April 5	76	40	0.00
April 6	87	49	0.00
April 7	85	42	0.00
April 8	81	40	0.00
April 9	75	45	0.00
April 10	78	40	0.00
April 11	66	42	0.00
April 12	63	42	0.00
April 13	63	43	0.00
April 14	79	44	0.00
April 15	68	36	0.00
April 16	78	39	0.00
April 17	83	45	0.00
April 18	73	46	0.00
April 19	66	46	0.00
April 20	57	47	0.00
April 21	64	47	0.00
April 22	67	49	0.00
April 23	65	55	0.00
April 24	63	44	0.00
April 25	66	42	0.00
April 26	67	41	0.00
April 27	70	n/a	0.00
April 28	68	47	0.00
April 29	64	48	0.00
April 30	69	35	0.00

May 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	66	37	0.00
May 2	63	37	0.00
May 3	75	37	0.00
May 4	75	42	0.00
May 5	65	44	0.00
May 6	70	43	0.00
May 7	75	47	0.00
May 8	75	49	0.00
May 9	74	51	0.00
May 10	71	55	0.00
May 11	72	47	0.00
May 12	92	43	0.00
May 13	89	47	0.00
May 14	70	54	0.00
May 15	68	54	0.00
May 16	67	53	0.00
May 17	66	47	0.00
May 18	63	40	0.00
May 19	65	39	0.00
May 20	68	46	0.00
May 21	66	49	0.30
May 22	64	51	0.18
May 23	70	41	0.00
May 24	74	45	0.00
May 25	77	48	0.00
May 26	79	49	0.00
May 27	82	48	0.00
May 28	91	48	0.00
May 29	88	58	0.00
May 30	79	49	0.00
May 31	78	48	0.00

June 1939 Petaluma Weather

Day	High (°F)	Low (°F)
June 1	78	46
June 2	78	45
June 3	80	43
June 4	84	45
June 5	72	46
June 6	80	41
June 7	86	44
June 8	86	52
June 9	87	50
June 10	88	49
June 11	79	47
June 12	77	50
June 13	70	54
June 14	68	52
June 15	67	52
June 16	68	49
June 17	76	49
June 18	82	48
June 19	81	51
June 20	90	50
June 21	93	53
June 22	84	55
June 23	89	51
June 24	88	49
June 25	83	46
June 26	82	46
June 27	80	49
June 28	77	50
June 29	77	48
June 30	78	48

July 1939 Petaluma Weather

Day	High (°F)	Low (°F)
July 1	73	47
July 2	78	48
July 3	74	47
July 4	73	51
July 5	70	55
July 6	76	49
July 7	86	48
July 8	87	50
July 9	86	47
July 10	82	55
July 11	84	51
July 12	79	49
July 13	74	48
July 14	80	47
July 15	79	52
July 16	86	49
July 17	83	51
July 18	79	47
July 19	77	51
July 20	96	48
July 21	97	51
July 22	84	52
July 23	76	54
July 24	78	54
July 25	79	52
July 26	78	56
July 27	74	55
July 28	72	53
July 29	75	55
July 30	75	55
July 31	77	54

August 1939 Petaluma Weather

Day	High (°F)	Low (°F)
August 1	87	50
August 2	84	48
August 3	88	50
August 4	76	50
August 5	75	52
August 6	76	52
August 7	78	53
August 8	76	56
August 9	71	53
August 10	74	57
August 11	73	53
August 12	80	53
August 13	90	51
August 14	86	47
August 15	84	47
August 16	87	45
August 17	100	52
August 18	94	52
August 19	78	53
August 20	78	53
August 21	80	55
August 22	72	54
August 23	70	55
August 24	74	54
August 25	77	53
August 26	72	52
August 27	74	50
August 28	84	47
August 29	86	48
August 30	74	45
August 31	75	50

September 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	83	49	0.00
September 2	86	47	0.00
September 3	85	48	0.00
September 4	80	46	0.00
September 5	80	48	0.00
September 6	87	49	0.00
September 7	88	48	0.00
September 8	84	53	0.00
September 9	97	50	0.00
September 10	96	54	0.00
September 11	71	53	0.00
September 12	68	53	0.00
September 13	66	46	0.00
September 14	81	45	0.00
September 15	88	43	0.00
September 16	95	45	0.00
September 17	98	47	0.00
September 18	99	52	0.00
September 19	92	60	0.00
September 20	102	62	0.00
September 21	104	64	0.00
September 22	103	66	0.00
September 23	100	60	0.00
September 24	100	56	0.00
September 25	78	55	0.08
September 26	77	51	0.00
September 27	76	52	0.00
September 28	73	57	0.00
September 29	78	47	0.00
September 30	76	49	0.00

October 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	70	53	0.03
October 2	72	50	0.00
October 3	72	42	0.00
October 4	75	45	0.00
October 5	65	48	0.03
October 6	66	49	0.00
October 7	76	42	0.00
October 8	84	55	0.00
October 9	84	45	0.00
October 10	88	44	0.00
October 11	91	46	0.00
October 12	91	46	0.00
October 13	92	46	0.00
October 14	76	51	0.00
October 15	67	51	0.00
October 16	70	39	0.00
October 17	69	45	0.00
October 18	79	50	0.00
October 19	77	48	0.00
October 20	86	42	0.00
October 21	88	46	0.00
October 22	92	46	0.00
October 23	80	49	0.00
October 24	62	51	0.13
October 25	68	36	0.00
October 26	67	40	0.00
October 27	75	49	0.00
October 28	80	35	0.00
October 29	83	41	0.00
October 30	85	45	0.00
October 31	79	48	0.00

November 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	66	43	0.00
November 2	71	43	0.00
November 3	70	48	0.00
November 4	74	36	0.00
November 5	77	34	0.00
November 6	80	35	0.00
November 7	78	36	0.00
November 8	70	45	0.00
November 9	72	40	0.00
November 10	75	36	0.00
November 11	75	35	0.00
November 12	73	38	0.00
November 13	61	39	0.00
November 14	68	47	0.00
November 15	70	45	0.00
November 16	73	40	0.00
November 17	71	34	0.00
November 18	74	35	0.00
November 19	73	36	0.00
November 20	73	35	0.00
November 21	73	35	0.00
November 22	74	39	0.00
November 23	74	39	0.00
November 24	67	38	0.00
November 25	69	41	0.18
November 26	68	39	0.00
November 27	68	35	0.00
November 28	72	42	0.00
November 29	65	41	0.00
November 30	69	36	0.00

December 1939 Petaluma Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	66	38	0.00
December 2	71	40	0.00
December 3	67	36	0.00
December 4	68	33	0.00
December 5	66	35	0.00
December 6	61	40	0.00
December 7	62	38	0.00
December 8	63	50	0.09
December 9	64	56	0.20
December 10	64	55	0.57
December 11	60	38	0.09
December 12	59	35	0.00
December 13	63	39	0.00
December 14	59	37	0.00
December 15	63	42	0.00
December 16	61	42	0.00
December 17	66	45	0.02
December 18	64	37	0.00
December 19	60	34	0.01
December 20	63	38	0.00
December 21	63	43	0.00
December 22	63	40	0.00
December 23	61	33	0.12
December 24	59	32	0.00
December 25	60	30	0.00
December 26	57	38	0.01
December 27	54	40	0.00
December 28	53	46	0.00
December 29	60	47	0.17
December 30	55	47	0.02
December 31	57	50	0.20

Next Year >

Weather Station Details

Years	Station	Coordinates
1893–2024	Petaluma Airport	location