Napa Weather in 1966

Historical record of Napa, California weather for the year 1966 based on NOAA data.

Jump to Month:

Year:

1966 Napa Weather Extremes
Highest temperature	105 °F	June 14
Lowest temperature	27 °F	March 3
Highest daily low	68 °F	September 28
Lowest daily high	47 °F	December 20
Most daily precipitation	2.8 inches	January 5
Most daily snow	none	-
Total annual precipitation	21.7 inches	-
Total annual snow	none	-

What was the hottest temperature in Napa in 1966?

The highest temperature recorded in Napa, California in 1966 was 105 °F which happened on June 14.

Highest Temperatures: All-Time By Year

Highest Temperatures in Napa in 1966

Rank	Temperature	Date
1	105 °F	Jun 14
2	103 °F	Jun 15
2	103 °F	Jun 13
4	102 °F	Sep 28
5	101 °F	Sep 29
6	98 °F	Aug 6
7	96 °F	Jul 31
8	95 °F	Aug 15
8	95 °F	Aug 1
8	95 °F	Jun 12

What was the coldest temperature in Napa in 1966?

The lowest temperature recorded in Napa, California in 1966 was 27 °F which happened 2 different times.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Napa in 1966

Rank	Temperature	Date
1	27 °F	March 3
1	27 °F	January 21
3	28 °F	January 2
3	28 °F	January 1
5	29 °F	December 28
5	29 °F	December 26
5	29 °F	March 2
8	30 °F	February 16
9	31 °F	November 22
9	31 °F	February 7
9	31 °F	January 23
9	31 °F	January 20
9	31 °F	January 19
9	31 °F	January 12
9	31 °F	January 11

January 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	51	28	0.00
January 2	50	28	0.00
January 3	54	42	0.02
January 4	54	43	0.98
January 5	56	51	2.75
January 6	65	53	0.03
January 7	61	48	0.03
January 8	62	48	0.00
January 9	58	33	0.00
January 10	54	34	0.00
January 11	58	31	0.00
January 12	59	31	0.00
January 13	60	34	0.00
January 14	61	34	0.00
January 15	70	42	0.00
January 16	67	50	0.00
January 17	64	42	0.00
January 18	59	33	0.00
January 19	58	31	0.00
January 20	61	31	0.00
January 21	57	27	0.00
January 22	55	37	0.02
January 23	54	31	0.00
January 24	59	32	0.00
January 25	55	33	0.00
January 26	58	37	0.00
January 27	64	38	0.00
January 28	65	32	0.00
January 29	59	44	1.14
January 30	55	40	0.68
January 31	54	37	0.04

February 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	57	45	0.55
February 2	59	33	0.00
February 3	51	45	0.50
February 4	59	45	0.39
February 5	60	48	0.00
February 6	58	42	0.03
February 7	56	31	0.00
February 8	62	37	0.00
February 9	62	36	0.00
February 10	61	40	0.00
February 11	61	33	0.00
February 12	59	34	0.00
February 13	67	43	0.00
February 14	63	34	0.00
February 15	62	36	0.00
February 16	66	30	0.00
February 17	65	32	0.00
February 18	61	38	0.00
February 19	61	46	0.92
February 20	60	37	0.01
February 21	65	35	0.00
February 22	62	50	0.11
February 23	60	45	0.20
February 24	58	43	0.18
February 25	53	32	0.09
February 26	59	33	0.16
February 27	64	33	0.00
February 28	61	36	0.00

March 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	55	36	0.00
March 2	56	29	0.00
March 3	51	27	0.00
March 4	54	32	0.00
March 5	62	47	0.00
March 6	65	46	0.00
March 7	65	44	0.00
March 8	59	45	0.00
March 9	57	48	0.21
March 10	68	51	0.07
March 11	73	40	0.00
March 12	67	46	0.00
March 13	68	52	0.02
March 14	68	49	0.00
March 15	63	41	0.01
March 16	60	40	0.02
March 17	63	36	0.00
March 18	64	39	0.00
March 19	66	45	0.00
March 20	67	32	0.00
March 21	67	38	0.00
March 22	70	40	0.00
March 23	77	38	0.00
March 24	74	41	0.00
March 25	67	41	0.00
March 26	65	41	0.00
March 27	57	45	0.00
March 28	69	48	0.00
March 29	70	46	0.00
March 30	79	45	0.00
March 31	86	47	0.00

April 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	85	45	0.00
April 2	80	46	0.00
April 3	77	46	0.00
April 4	68	50	0.00
April 5	74	49	0.00
April 6	67	47	0.00
April 7	68	44	0.00
April 8	69	46	0.00
April 9	61	49	0.20
April 10	64	50	0.23
April 11	62	48	0.02
April 12	68	50	0.30
April 13	74	41	0.00
April 14	83	43	0.00
April 15	88	47	0.00
April 16	87	49	0.00
April 17	76	49	0.00
April 18	68	45	0.00
April 19	72	39	0.00
April 20	68	37	0.00
April 21	74	39	0.00
April 22	82	38	0.00
April 23	90	55	0.00
April 24	87	49	0.00
April 25	81	47	0.00
April 26	80	42	0.00
April 27	82	59	0.00
April 28	81	43	0.00
April 29	77	43	0.00
April 30	74	46	0.00

May 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	85	43	0.00
May 2	93	45	0.00
May 3	92	47	0.00
May 4	72	46	0.00
May 5	71	42	0.00
May 6	78	52	0.00
May 7	80	50	0.00
May 8	74	47	0.00
May 9	60	52	0.07
May 10	65	53	0.12
May 11	75	51	0.00
May 12	74	46	0.00
May 13	70	48	0.00
May 14	73	42	0.00
May 15	73	44	0.00
May 16	73	45	0.00
May 17	90	45	0.00
May 18	89	51	0.00
May 19	83	49	0.00
May 20	75	49	0.00
May 21	68	51	0.00
May 22	75	50	0.00
May 23	75	47	0.00
May 24	78	45	0.00
May 25	76	47	0.00
May 26	72	49	0.00
May 27	67	52	0.00
May 28	66	48	0.00
May 29	65	49	0.00
May 30	69	51	0.00
May 31	70	43	0.00

June 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	70	48	0.00
June 2	69	39	0.00
June 3	74	40	0.00
June 4	81	43	0.00
June 5	80	48	0.00
June 6	78	55	0.06
June 7	75	52	0.13
June 8	75	55	0.00
June 9	81	50	0.00
June 10	81	52	0.00
June 11	89	58	0.00
June 12	95	52	0.00
June 13	103	58	0.00
June 14	105	58	0.00
June 15	103	62	0.00
June 16	76	60	0.00
June 17	72	51	0.00
June 18	86	51	0.00
June 19	88	56	0.00
June 20	87	56	0.00
June 21	80	49	0.00
June 22	78	52	0.00
June 23	75	57	0.00
June 24	90	49	0.00
June 25	87	49	0.00
June 26	86	52	0.00
June 27	91	52	0.00
June 28	90	58	0.00
June 29	84	53	0.00
June 30	79	50	0.00

July 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	79	51	0.00
July 2	84	49	0.00
July 3	89	50	0.00
July 4	86	50	0.00
July 5	78	49	0.00
July 6	76	50	0.00
July 7	74	52	0.00
July 8	74	51	0.00
July 9	75	52	0.00
July 10	78	51	0.00
July 11	75	52	0.00
July 12	73	54	0.00
July 13	75	49	0.00
July 14	77	47	0.00
July 15	80	48	0.00
July 16	80	48	0.00
July 17	85	50	0.00
July 18	84	53	0.00
July 19	82	55	0.00
July 20	78	54	0.00
July 21	85	53	0.00
July 22	89	54	0.00
July 23	86	53	0.00
July 24	81	52	0.00
July 25	87	50	0.00
July 26	85	52	0.00
July 27	79	52	0.00
July 28	73	53	0.00
July 29	72	52	0.00
July 30	70	52	0.04
July 31	96	59	0.00

August 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	95	54	0.00
August 2	88	53	0.00
August 3	80	54	0.00
August 4	89	52	0.00
August 5	88	54	0.00
August 6	98	54	0.00
August 7	88	52	0.00
August 8	86	54	0.00
August 9	82	53	0.00
August 10	78	52	0.00
August 11	75	53	0.00
August 12	80	52	0.00
August 13	78	52	0.00
August 14	84	49	0.00
August 15	95	53	0.00
August 16	94	58	0.00
August 17	92	62	0.00
August 18	85	55	0.00
August 19	80	52	0.00
August 20	71	52	0.00
August 21	72	52	0.00
August 22	73	52	0.00
August 23	80	50	0.00
August 24	83	48	0.00
August 25	79	51	0.00
August 26	85	50	0.00
August 27	89	52	0.00
August 28	87	54	0.00
August 29	78	50	0.00
August 30	71	52	0.15
August 31	74	55	0.03

September 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	87	54	0.00
September 2	87	52	0.00
September 3	85	51	0.00
September 4	89	50	0.00
September 5	89	50	0.00
September 6	74	52	0.00
September 7	74	55	0.00
September 8	81	51	0.00
September 9	86	48	0.00
September 10	83	49	0.00
September 11	81	50	0.00
September 12	76	45	0.00
September 13	72	51	0.00
September 14	81	46	0.00
September 15	86	48	0.00
September 16	87	48	0.00
September 17	88	53	0.00
September 18	84	60	0.06
September 19	79	55	0.00
September 20	78	53	0.00
September 21	76	52	0.00
September 22	81	49	0.00
September 23	84	48	0.00
September 24	79	50	0.00
September 25	78	50	0.00
September 26	81	52	0.00
September 27	93	59	0.00
September 28	102	68	0.00
September 29	101	59	0.00
September 30	79	54	0.00

October 1966 Napa Weather

Day	High (°F)	Low (°F)
October 1	77	61
October 2	71	55
October 3	75	56
October 4	76	50
October 5	74	49
October 6	73	45
October 7	76	47
October 8	85	50
October 9	93	50
October 10	89	52
October 11	75	55
October 12	74	51
October 13	72	45
October 14	79	55
October 15	77	37
October 16	81	46
October 17	82	42
October 18	86	42
October 19	81	43
October 20	77	55
October 21	71	45
October 22	80	40
October 23	83	48
October 24	88	50
October 25	85	49
October 26	71	47
October 27	67	48
October 28	73	47
October 29	80	42
October 30	86	45
October 31	88	46

November 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	89	46	0.00
November 2	87	49	0.00
November 3	75	50	0.00
November 4	69	49	0.00
November 5	62	42	0.00
November 6	57	50	0.73
November 7	72	46	0.00
November 8	67	48	0.00
November 9	65	39	0.00
November 10	64	39	0.00
November 11	59	50	0.05
November 12	66	54	0.10
November 13	62	51	0.00
November 14	63	52	0.08
November 15	62	41	0.85
November 16	64	48	1.08
November 17	65	42	0.00
November 18	71	48	0.00
November 19	67	56	0.70
November 20	63	56	1.68
November 21	56	45	0.74
November 22	58	31	0.10
November 23	62	35	0.00
November 24	60	33	0.00
November 25	60	32	0.00
November 26	60	35	0.00
November 27	59	39	0.00
November 28	56	48	0.40
November 29	65	54	0.10
November 30	68	46	0.00

December 1966 Napa Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	59	52	0.24
December 2	59	52	1.70
December 3	61	46	0.03
December 4	58	48	0.37
December 5	58	47	0.97
December 6	58	46	0.40
December 7	59	46	0.15
December 8	54	43	0.02
December 9	58	43	0.01
December 10	58	48	0.62
December 11	59	46	0.00
December 12	53	45	0.00
December 13	54	47	0.01
December 14	62	47	0.01
December 15	56	40	0.00
December 16	57	38	0.00
December 17	55	39	0.00
December 18	53	38	0.00
December 19	54	39	0.00
December 20	47	40	0.00
December 21	57	39	0.00
December 22	50	32	0.00
December 23	49	37	0.02
December 24	56	40	0.00
December 25	50	33	0.00
December 26	58	29	0.00
December 27	55	32	0.00
December 28	52	29	0.00
December 29	52	32	0.00
December 30	65	34	0.00
December 31	58	33	0.00

Next Year >

Weather Station Details

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