Napa Weather in 1947

Historical record of Napa, California weather for the year 1947 based on NOAA data.

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1947 Napa Weather Extremes
Highest temperature	102 °F	September 21
Lowest temperature	25 °F	January 17
Highest daily low	69 °F	June 22
Lowest daily high	47 °F	January 11
Most daily precipitation	1.9 inches	February 12
Total annual precipitation	16.9 inches	-

What was the hottest temperature in Napa in 1947?

The highest temperature recorded in Napa, California in 1947 was 102 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Napa in 1947

Rank	Temperature	Date
1	102 °F	Sep 21
1	102 °F	Sep 1
3	99 °F	Aug 31
3	99 °F	Aug 4
5	98 °F	Sep 20
5	98 °F	Jun 22
7	97 °F	Jul 17
7	97 °F	Jun 18
9	96 °F	Aug 5
9	96 °F	Jun 17
9	96 °F	Jun 12

What was the coldest temperature in Napa in 1947?

The lowest temperature recorded in Napa, California in 1947 was 25 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Napa in 1947

Rank	Temperature	Date
1	25 °F	January 17
1	25 °F	January 4
3	26 °F	January 18
3	26 °F	January 16
3	26 °F	January 14
3	26 °F	January 13
3	26 °F	January 5
3	26 °F	January 3
9	27 °F	November 23
9	27 °F	January 7
9	27 °F	January 6

January 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	57	31	0.00
January 2	69	40	0.00
January 3	57	26	0.00
January 4	54	25	0.00
January 5	49	26	0.00
January 6	49	27	0.00
January 7	50	27	0.00
January 8	55	28	0.00
January 9	50	28	0.00
January 10	52	30	0.00
January 11	47	28	0.00
January 12	52	30	0.00
January 13	52	26	0.08
January 14	55	26	0.00
January 15	55	30	0.00
January 16	57	26	0.00
January 17	59	25	0.00
January 18	58	26	0.00
January 19	57	28	0.00
January 20	61	28	0.00
January 21	61	32	0.00
January 22	64	38	0.00
January 23	67	34	0.00
January 24	67	41	0.00
January 25	65	38	0.00
January 26	66	38	0.02
January 27	58	42	0.00
January 28	51	38	0.41
January 29	55	31	0.09
January 30	57	30	0.15
January 31	59	35	0.05

February 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	61	30	0.00
February 2	62	38	0.00
February 3	66	35	0.00
February 4	61	35	0.00
February 5	59	36	0.00
February 6	59	41	0.00
February 7	53	40	0.00
February 8	57	40	0.00
February 9	60	45	0.22
February 10	62	47	0.17
February 11	60	48	0.00
February 12	61	52	1.85
February 13	70	44	0.60
February 14	69	45	0.00
February 15	65	45	0.00
February 16	58	48	0.03
February 17	61	39	0.00
February 18	60	40	0.00
February 19	59	48	0.00
February 20	58	42	0.00
February 21	68	42	0.00
February 22	69	40	0.00
February 23	77	36	0.00
February 24	76	42	0.00
February 25	78	41	0.00
February 26	58	48	0.00
February 27	57	45	0.00
February 28	62	38	0.00

March 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	58	48	0.18
March 2	61	47	0.62
March 3	58	39	1.28
March 4	59	42	0.10
March 5	64	39	0.02
March 6	61	34	0.00
March 7	58	41	0.00
March 8	56	41	0.03
March 9	54	45	0.00
March 10	65	45	0.85
March 11	67	40	0.00
March 12	73	37	0.00
March 13	79	42	0.00
March 14	81	42	0.00
March 15	81	45	0.00
March 16	69	49	0.00
March 17	65	47	0.00
March 18	59	46	0.00
March 19	61	49	0.00
March 20	65	48	0.00
March 21	62	49	0.00
March 22	63	49	0.00
March 23	65	38	0.00
March 24	74	38	0.00
March 25	75	43	0.00
March 26	82	44	0.00
March 27	67	50	0.06
March 28	63	53	0.91
March 29	65	50	0.02
March 30	62	50	0.40
March 31	64	39	0.16

April 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	66	41	0.00
April 2	60	42	0.73
April 3	61	39	0.04
April 4	67	36	0.00
April 5	59	44	0.00
April 6	67	39	0.00
April 7	70	43	0.00
April 8	64	38	0.01
April 9	68	38	0.00
April 10	77	40	0.00
April 11	85	45	0.00
April 12	90	52	0.00
April 13	90	48	0.00
April 14	88	48	0.00
April 15	90	48	0.00
April 16	80	48	0.00
April 17	72	42	0.00
April 18	79	44	0.00
April 19	81	46	0.00
April 20	75	45	0.00
April 21	68	42	0.00
April 22	73	39	0.00
April 23	72	42	0.00
April 24	74	47	0.00
April 25	76	44	0.00
April 26	70	47	0.00
April 27	65	49	0.00
April 28	69	49	0.00
April 29	73	51	0.00
April 30	87	45	0.00

May 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	93	45	0.00
May 2	85	51	0.00
May 3	79	46	0.00
May 4	80	49	0.00
May 5	74	45	0.00
May 6	75	53	0.00
May 7	71	48	0.00
May 8	70	47	0.00
May 9	80	44	0.00
May 10	82	56	0.00
May 11	82	46	0.00
May 12	61	50	0.00
May 13	76	40	0.00
May 14	80	45	0.00
May 15	74	48	0.00
May 16	88	46	0.00
May 17	78	48	0.00
May 18	89	45	0.00
May 19	88	50	0.00
May 20	n/a	n/a	0.00
May 21	n/a	n/a	0.00
May 22	87	48	0.00
May 23	72	51	0.00
May 24	75	51	0.00
May 25	71	49	0.00
May 26	65	51	0.00
May 27	70	53	0.35
May 28	77	46	0.00
May 29	77	49	0.00
May 30	74	48	0.00
May 31	70	52	0.08

June 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	64	57	0.05
June 2	62	55	0.03
June 3	67	45	0.00
June 4	66	44	0.13
June 5	74	44	0.01
June 6	73	45	0.40
June 7	66	47	0.54
June 8	71	56	0.00
June 9	73	57	0.00
June 10	84	48	0.00
June 11	84	48	0.00
June 12	96	59	0.00
June 13	86	52	0.00
June 14	93	59	0.00
June 15	95	50	0.00
June 16	82	51	0.00
June 17	96	55	0.00
June 18	97	55	0.00
June 19	89	53	0.00
June 20	89	49	0.00
June 21	91	67	0.00
June 22	98	69	0.00
June 23	88	52	0.00
June 24	82	49	0.00
June 25	86	52	0.00
June 26	82	51	0.00
June 27	n/a	n/a	0.00
June 28	n/a	n/a	0.00
June 29	86	47	0.00
June 30	n/a	n/a	0.00

July 1947 Napa Weather

Day	High (°F)	Low (°F)
July 1	84	48
July 2	90	51
July 3	81	48
July 4	82	52
July 5	78	50
July 6	72	53
July 7	82	48
July 8	91	56
July 9	n/a	n/a
July 10	85	48
July 11	n/a	n/a
July 12	85	49
July 13	n/a	n/a
July 14	n/a	n/a
July 15	n/a	n/a
July 16	n/a	n/a
July 17	97	52
July 18	93	53
July 19	82	56
July 20	80	56
July 21	81	46
July 22	83	57
July 23	81	57
July 24	88	51
July 25	80	59
July 26	85	58
July 27	86	52
July 28	89	52
July 29	91	63
July 30	83	53
July 31	85	51

August 1947 Napa Weather

Day	High (°F)	Low (°F)
August 1	82	55
August 2	84	54
August 3	n/a	n/a
August 4	99	54
August 5	96	52
August 6	90	54
August 7	91	51
August 8	90	52
August 9	84	51
August 10	84	53
August 11	81	51
August 12	84	50
August 13	84	49
August 14	80	48
August 15	84	53
August 16	81	51
August 17	84	53
August 18	82	55
August 19	86	56
August 20	88	47
August 21	87	51
August 22	n/a	n/a
August 23	n/a	n/a
August 24	84	45
August 25	70	52
August 26	71	41
August 27	n/a	n/a
August 28	82	52
August 29	n/a	n/a
August 30	n/a	n/a
August 31	99	48

September 1947 Napa Weather

Day	High (°F)	Low (°F)
September 1	102	52
September 2	84	51
September 3	93	51
September 4	88	50
September 5	90	50
September 6	85	51
September 7	87	60
September 8	85	51
September 9	n/a	n/a
September 10	91	51
September 11	86	55
September 12	90	49
September 13	94	52
September 14	94	51
September 15	89	53
September 16	84	50
September 17	83	52
September 18	79	44
September 19	n/a	n/a
September 20	98	53
September 21	102	54
September 22	92	56
September 23	n/a	n/a
September 24	n/a	n/a
September 25	85	45
September 26	79	52
September 27	76	52
September 28	83	52
September 29	78	46
September 30	74	47

October 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	n/a	n/a	0.00
October 2	n/a	n/a	0.00
October 3	93	47	0.00
October 4	n/a	n/a	0.00
October 5	n/a	n/a	0.00
October 6	87	46	0.00
October 7	73	51	0.38
October 8	73	48	0.00
October 9	65	56	1.18
October 10	64	54	1.35
October 11	75	45	0.15
October 12	86	60	0.00
October 13	85	61	0.00
October 14	89	60	0.00
October 15	72	58	0.00
October 16	73	46	0.75
October 17	75	45	0.01
October 18	76	44	0.00
October 19	81	48	0.00
October 20	68	48	0.00
October 21	67	49	0.10
October 22	68	50	0.00
October 23	69	46	0.00
October 24	77	41	0.00
October 25	80	48	0.00
October 26	75	47	0.00
October 27	65	43	0.00
October 28	56	45	0.00
October 29	66	54	0.73
October 30	67	56	0.00
October 31	72	45	0.00

November 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	62	42	0.41
November 2	69	38	0.00
November 3	62	41	0.00
November 4	65	39	0.00
November 5	70	35	0.00
November 6	65	38	0.00
November 7	67	36	0.00
November 8	69	35	0.00
November 9	67	46	0.00
November 10	72	51	0.00
November 11	69	47	0.00
November 12	68	37	0.00
November 13	61	35	0.00
November 14	63	42	0.00
November 15	54	48	0.55
November 16	55	49	0.00
November 17	65	45	0.00
November 18	61	37	0.00
November 19	60	34	0.00
November 20	65	30	0.00
November 21	60	30	0.00
November 22	60	37	0.00
November 23	57	27	0.00
November 24	63	35	0.00
November 25	67	35	0.00
November 26	70	35	0.00
November 27	72	39	0.00
November 28	72	45	0.00
November 29	62	45	0.00
November 30	58	49	0.00

December 1947 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	68	36	0.00
December 2	72	54	0.00
December 3	68	36	0.00
December 4	56	40	0.03
December 5	60	32	0.00
December 6	58	34	0.00
December 7	58	31	0.00
December 8	60	30	0.00
December 9	54	30	0.00
December 10	60	37	0.00
December 11	58	35	0.03
December 12	55	35	0.00
December 13	59	30	0.00
December 14	60	31	0.00
December 15	57	40	0.00
December 16	60	39	0.00
December 17	60	46	0.32
December 18	53	36	0.00
December 19	56	40	0.00
December 20	56	44	0.20
December 21	57	45	0.00
December 22	58	46	0.00
December 23	60	40	0.00
December 24	60	40	0.00
December 25	59	32	0.00
December 26	56	33	0.00
December 27	50	34	0.00
December 28	60	39	0.00
December 29	57	28	0.00
December 30	60	29	0.00
December 31	56	30	0.00

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Weather Station Details

Years	Station	Coordinates
1999–2024	Napa County Airport	location
1901–1998	Napa State Hospital	location