Napa Weather in 2004

Historical record of Napa, California weather for the year 2004 based on NOAA data.

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2004 Napa Weather Extremes
Highest temperature	100 °F	September 4
Lowest temperature	22 °F	December 4
Highest daily low	61 °F	August 23
Lowest daily high	48 °F	December 25
Most daily precipitation	2.1 inches	December 27
Total annual precipitation	19.5 inches	-

What was the hottest temperature in Napa in 2004?

The highest temperature recorded in Napa, California in 2004 was 100 °F which happened on September 4.

Highest Temperatures: All-Time By Year

Highest Temperatures in Napa in 2004

Rank	Temperature	Date
1	100 °F	Sep 4
2	99 °F	Sep 7
2	99 °F	Sep 5
4	98 °F	Sep 8
4	98 °F	Sep 6
4	98 °F	Aug 27
7	97 °F	Aug 28
8	93 °F	Jun 15
9	91 °F	Sep 24
9	91 °F	Sep 15
9	91 °F	Sep 3
9	91 °F	Apr 27
9	91 °F	Apr 26

What was the coldest temperature in Napa in 2004?

The lowest temperature recorded in Napa, California in 2004 was 22 °F which happened on Dec 4.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Napa in 2004

Rank	Temperature	Date
1	22 °F	December 4
2	24 °F	December 2
2	24 °F	December 1
4	25 °F	January 4
5	26 °F	November 30
5	26 °F	January 5
5	26 °F	January 3
8	27 °F	December 25
9	28 °F	December 3
9	28 °F	November 29

January 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	53	36	1.50
January 2	51	32	0.21
January 3	49	26	0.00
January 4	50	25	0.00
January 5	55	26	0.00
January 6	50	44	0.13
January 7	56	45	0.03
January 8	60	44	0.00
January 9	54	39	0.35
January 10	60	46	0.01
January 11	64	40	0.00
January 12	54	46	0.00
January 13	51	42	0.00
January 14	48	43	0.02
January 15	57	46	0.00
January 16	54	47	0.00
January 17	53	47	0.00
January 18	54	44	0.00
January 19	51	47	0.00
January 20	57	40	0.00
January 21	62	34	0.00
January 22	56	29	0.00
January 23	54	29	0.06
January 24	55	38	0.10
January 25	57	30	0.00
January 26	52	39	0.02
January 27	56	37	0.14
January 28	57	32	0.00
January 29	53	42	0.00
January 30	59	40	0.02
January 31	58	31	0.00

February 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	51	35	0.05
February 2	55	41	0.94
February 3	57	45	0.26
February 4	58	39	0.03
February 5	58	34	0.00
February 6	58	37	0.04
February 7	59	33	0.00
February 8	59	31	0.00
February 9	66	30	0.00
February 10	64	34	0.00
February 11	62	30	0.00
February 12	63	36	0.00
February 13	55	36	0.01
February 14	62	36	0.00
February 15	60	40	0.03
February 16	60	50	1.35
February 17	62	55	0.60
February 18	63	43	0.03
February 19	55	34	0.00
February 20	56	46	0.01
February 21	53	46	0.02
February 22	57	41	0.14
February 23	58	32	0.00
February 24	60	48	0.08
February 25	59	50	1.63
February 26	56	40	0.17
February 27	57	39	0.00
February 28	60	35	0.00
February 29	56	34	0.02

March 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	56	42	0.21
March 2	67	38	0.00
March 3	60	39	0.00
March 4	66	37	0.00
March 5	65	38	0.00
March 6	66	43	0.00
March 7	72	40	0.00
March 8	80	46	0.00
March 9	79	44	0.00
March 10	85	51	0.00
March 11	77	41	0.00
March 12	75	40	0.00
March 13	77	43	0.00
March 14	78	45	0.00
March 15	85	46	0.00
March 16	85	50	0.00
March 17	80	44	0.00
March 18	79	45	0.00
March 19	71	44	0.00
March 20	83	39	0.00
March 21	67	49	0.00
March 22	66	44	0.00
March 23	66	51	0.00
March 24	69	49	0.00
March 25	58	39	0.64
March 26	60	37	0.00
March 27	69	43	0.01
March 28	76	38	0.00
March 29	76	50	0.00
March 30	62	41	0.00
March 31	65	40	0.00

April 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	71	36	0.00
April 2	73	43	0.00
April 3	69	36	0.00
April 4	60	46	0.00
April 5	62	44	0.00
April 6	64	34	0.00
April 7	70	38	0.00
April 8	67	40	0.00
April 9	75	50	0.00
April 10	79	44	0.00
April 11	63	45	0.00
April 12	67	48	0.00
April 13	64	44	0.00
April 14	64	47	0.01
April 15	61	37	0.00
April 16	61	35	0.00
April 17	64	32	0.00
April 18	56	35	0.07
April 19	61	49	0.01
April 20	65	54	0.01
April 21	65	42	0.03
April 22	77	35	0.00
April 23	82	38	0.00
April 24	82	45	0.00
April 25	87	45	0.00
April 26	91	45	0.00
April 27	91	45	0.00
April 28	79	45	0.00
April 29	83	47	0.00
April 30	72	41	0.00

May 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	80	43	0.00
May 2	88	45	0.00
May 3	81	49	0.00
May 4	74	50	0.00
May 5	71	47	0.00
May 6	71	44	0.00
May 7	72	53	0.00
May 8	73	43	0.00
May 9	77	42	0.00
May 10	72	49	0.00
May 11	70	38	0.00
May 12	77	43	0.00
May 13	74	39	0.00
May 14	77	42	0.00
May 15	76	43	0.00
May 16	77	46	0.00
May 17	70	50	0.00
May 18	72	49	0.00
May 19	75	41	0.00
May 20	71	46	0.00
May 21	69	49	0.00
May 22	69	50	0.00
May 23	72	49	0.00
May 24	69	52	0.00
May 25	73	51	0.00
May 26	71	55	0.00
May 27	75	56	0.00
May 28	73	50	0.04
May 29	79	42	0.00
May 30	84	42	0.00
May 31	85	46	0.00

June 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	81	48	0.00
June 2	78	50	0.00
June 3	75	52	0.00
June 4	78	48	0.00
June 5	85	48	0.00
June 6	84	48	0.00
June 7	77	49	0.00
June 8	73	43	0.02
June 9	74	42	0.00
June 10	72	53	0.00
June 11	76	44	0.00
June 12	83	49	0.00
June 13	86	48	0.00
June 14	84	55	0.00
June 15	93	52	0.00
June 16	72	53	0.00
June 17	72	55	0.00
June 18	72	58	0.00
June 19	74	55	0.00
June 20	74	53	0.00
June 21	76	50	0.00
June 22	74	49	0.00
June 23	75	52	0.00
June 24	80	50	0.00
June 25	88	44	0.00
June 26	88	52	0.00
June 27	84	51	0.00
June 28	71	56	0.00
June 29	74	55	0.00
June 30	71	56	0.00

July 2004 Napa Weather

Day	High (°F)	Low (°F)
July 1	70	55
July 2	76	56
July 3	73	56
July 4	75	56
July 5	76	54
July 6	75	56
July 7	70	57
July 8	72	57
July 9	71	54
July 10	75	54
July 11	83	48
July 12	75	46
July 13	75	52
July 14	81	51
July 15	88	44
July 16	82	57
July 17	87	50
July 18	85	53
July 19	88	57
July 20	81	57
July 21	85	58
July 22	77	55
July 23	77	55
July 24	77	60
July 25	83	59
July 26	78	55
July 27	72	55
July 28	72	56
July 29	73	57
July 30	73	56
July 31	71	58

August 2004 Napa Weather

Day	High (°F)	Low (°F)
August 1	71	57
August 2	72	54
August 3	76	51
August 4	78	56
August 5	83	52
August 6	86	48
August 7	89	51
August 8	84	54
August 9	78	51
August 10	80	50
August 11	87	56
August 12	75	53
August 13	75	55
August 14	75	56
August 15	81	48
August 16	82	48
August 17	85	53
August 18	82	58
August 19	73	56
August 20	76	56
August 21	79	53
August 22	77	61
August 23	77	61
August 24	81	59
August 25	84	54
August 26	88	51
August 27	98	53
August 28	97	51
August 29	80	50
August 30	80	50
August 31	82	50

September 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	81	53	0.00
September 2	83	46	0.00
September 3	91	55	0.00
September 4	100	58	0.00
September 5	99	54	0.00
September 6	98	54	0.00
September 7	99	52	0.00
September 8	98	50	0.00
September 9	84	52	0.00
September 10	78	45	0.00
September 11	85	48	0.00
September 12	80	58	0.00
September 13	84	49	0.00
September 14	89	49	0.00
September 15	91	50	0.00
September 16	85	54	0.00
September 17	83	50	0.00
September 18	74	50	0.00
September 19	70	43	0.01
September 20	77	38	0.00
September 21	83	44	0.00
September 22	86	43	0.00
September 23	89	45	0.00
September 24	91	48	0.00
September 25	76	45	0.00
September 26	86	44	0.00
September 27	70	45	0.00
September 28	70	53	0.00
September 29	66	55	0.00
September 30	67	46	0.00

October 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	67	48	0.00
October 2	74	44	0.00
October 3	68	46	0.00
October 4	72	47	0.00
October 5	70	48	0.00
October 6	83	43	0.00
October 7	75	49	0.00
October 8	77	43	0.00
October 9	77	42	0.00
October 10	85	44	0.00
October 11	89	56	0.00
October 12	89	47	0.00
October 13	88	44	0.00
October 14	83	46	0.00
October 15	75	47	0.00
October 16	64	53	0.00
October 17	68	47	0.15
October 18	65	40	0.01
October 19	64	51	0.55
October 20	63	45	0.16
October 21	67	35	0.00
October 22	64	39	0.00
October 23	59	51	0.10
October 24	68	45	0.00
October 25	65	38	0.19
October 26	62	42	0.91
October 27	61	40	0.00
October 28	62	33	0.00
October 29	68	43	0.00
October 30	65	38	0.00
October 31	73	48	0.00

November 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	70	36	0.00
November 2	70	38	0.00
November 3	56	48	0.37
November 4	59	39	0.05
November 5	66	33	0.00
November 6	64	36	0.00
November 7	62	44	0.00
November 8	58	39	0.00
November 9	61	52	0.03
November 10	59	52	0.34
November 11	61	54	0.47
November 12	66	43	0.00
November 13	68	44	0.02
November 14	63	39	0.00
November 15	62	46	0.00
November 16	64	43	0.00
November 17	64	38	0.00
November 18	54	39	0.00
November 19	61	38	0.00
November 20	71	31	0.00
November 21	63	35	0.00
November 22	63	29	0.00
November 23	60	35	0.00
November 24	63	34	0.00
November 25	54	36	0.00
November 26	57	35	0.00
November 27	62	38	0.29
November 28	59	36	0.00
November 29	55	28	0.00
November 30	52	26	0.00

December 2004 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	55	24	0.00
December 2	61	24	0.00
December 3	57	28	0.00
December 4	52	22	0.00
December 5	55	33	0.00
December 6	54	30	0.41
December 7	58	44	0.58
December 8	58	51	1.00
December 9	63	45	0.00
December 10	62	43	0.00
December 11	56	42	0.00
December 12	58	47	0.00
December 13	61	51	0.00
December 14	58	47	0.00
December 15	58	37	0.00
December 16	56	36	0.00
December 17	59	34	0.00
December 18	50	31	0.00
December 19	52	32	0.00
December 20	49	31	0.00
December 21	63	35	0.00
December 22	61	34	0.00
December 23	66	37	0.00
December 24	48	31	0.00
December 25	48	27	0.00
December 26	55	37	0.53
December 27	52	45	2.14
December 28	53	40	0.48
December 29	56	45	0.82
December 30	55	47	0.64
December 31	55	36	0.21

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Weather Station Details

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