Eureka Weather in 1966

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

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1966 Eureka Weather Extremes
Highest temperature	78 °F	April 3
Lowest temperature	31 °F	March 3
Highest daily low	58 °F	November 18
Lowest daily high	43 °F	March 1
Most daily precipitation	2.6 inches	November 15
Most daily snow	0.9 inches	March 2
Total annual precipitation	40.3 inches	-
Total annual snow	1.0 inches	-

What was the hottest temperature in Eureka in 1966?

The highest temperature recorded in Eureka, California in 1966 was 78 °F which happened on April 3.

Highest Temperatures: All-Time By Year

Highest Temperatures in Eureka in 1966

Rank	Temperature	Date
1	78 °F	Apr 3
2	77 °F	Sep 29
3	75 °F	Sep 28
4	74 °F	Oct 31
5	72 °F	Sep 17
6	70 °F	Nov 18
6	70 °F	Nov 1
8	69 °F	Jun 22
9	68 °F	Aug 25
10	67 °F	Dec 12
10	67 °F	Sep 24
10	67 °F	Sep 16
10	67 °F	Jun 14

What was the coldest temperature in Eureka in 1966?

The lowest temperature recorded in Eureka, California in 1966 was 31 °F which happened on Mar 3.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Eureka in 1966

Rank	Temperature	Date
1	31 °F	March 3
2	32 °F	December 27
2	32 °F	March 17
2	32 °F	March 2
2	32 °F	February 13
2	32 °F	January 20
2	32 °F	January 19
8	33 °F	February 26
9	34 °F	November 23
9	34 °F	March 1
9	34 °F	February 8
9	34 °F	January 1

January 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	46	34	0.00
January 2	49	42	1.00
January 3	55	46	1.61
January 4	55	47	1.66
January 5	60	54	1.53
January 6	64	49	0.12
January 7	59	48	0.44
January 8	54	40	0.14
January 9	50	36	0.00
January 10	54	37	0.13
January 11	52	42	0.00
January 12	58	39	0.00
January 13	57	41	0.02
January 14	52	46	0.03
January 15	53	42	0.00
January 16	61	37	0.00
January 17	52	38	0.00
January 18	51	37	0.00
January 19	49	32	0.00
January 20	50	32	0.00
January 21	49	35	0.08
January 22	50	42	0.39
January 23	51	39	0.00
January 24	54	42	0.03
January 25	59	40	0.00
January 26	62	48	0.00
January 27	58	42	0.00
January 28	63	39	0.49
January 29	53	46	1.24
January 30	53	41	0.49
January 31	51	40	0.04

February 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	51	42	0.19
February 2	55	38	0.00
February 3	58	51	0.00
February 4	57	48	0.18
February 5	53	44	0.24
February 6	48	38	0.60
February 7	48	38	0.03
February 8	49	34	0.00
February 9	50	42	0.09
February 10	53	40	0.08
February 11	51	38	0.00
February 12	50	39	0.19
February 13	50	32	0.00
February 14	50	41	0.00
February 15	50	37	0.00
February 16	55	35	0.00
February 17	50	40	0.00
February 18	56	40	0.00
February 19	55	46	0.01
February 20	54	41	0.00
February 21	56	39	0.00
February 22	63	45	0.39
February 23	57	45	0.32
February 24	53	43	0.21
February 25	47	37	0.51
February 26	52	33	0.06
February 27	53	43	0.02
February 28	52	40	0.00

March 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
March 1	43	34	0.36	0.1
March 2	44	32	0.62	0.9
March 3	47	31	0.00	0.0
March 4	54	36	0.00	0.0
March 5	59	49	0.01	0.0
March 6	55	45	1.21	0.0
March 7	58	47	0.31	0.0
March 8	58	49	0.84	0.0
March 9	60	48	0.74	0.0
March 10	52	43	0.01	0.0
March 11	55	40	0.00	0.0
March 12	60	49	0.29	0.0
March 13	56	48	0.15	0.0
March 14	58	49	0.06	0.0
March 15	53	43	0.33	0.0
March 16	48	36	0.17	0.0
March 17	50	32	0.00	0.0
March 18	60	42	0.65	0.0
March 19	52	43	0.05	0.0
March 20	52	40	0.64	0.0
March 21	50	42	0.13	0.0
March 22	53	35	0.00	0.0
March 23	57	40	0.00	0.0
March 24	55	41	0.00	0.0
March 25	55	46	0.00	0.0
March 26	50	48	0.00	0.0
March 27	49	46	0.00	0.0
March 28	51	46	0.00	0.0
March 29	55	46	0.00	0.0
March 30	55	46	0.00	0.0
March 31	54	47	0.00	0.0

April 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	55	46	0.01
April 2	56	48	0.00
April 3	78	45	0.00
April 4	56	48	0.00
April 5	53	48	0.00
April 6	51	47	0.00
April 7	55	48	0.00
April 8	58	45	0.00
April 9	57	50	0.42
April 10	57	49	0.39
April 11	55	46	0.52
April 12	53	46	0.00
April 13	53	37	0.00
April 14	59	41	0.00
April 15	59	49	0.00
April 16	57	49	0.00
April 17	53	47	0.00
April 18	53	42	0.00
April 19	59	40	0.00
April 20	53	44	0.00
April 21	54	47	0.00
April 22	54	44	0.00
April 23	55	45	0.00
April 24	53	47	0.00
April 25	54	47	0.00
April 26	51	43	0.00
April 27	52	40	0.00
April 28	52	41	0.00
April 29	55	43	0.00
April 30	52	46	0.00

May 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	51	46	0.00
May 2	50	45	0.00
May 3	54	45	0.00
May 4	57	47	0.01
May 5	59	45	0.00
May 6	59	50	0.00
May 7	55	45	0.00
May 8	54	49	0.03
May 9	53	49	0.00
May 10	54	47	0.00
May 11	53	44	0.00
May 12	55	48	0.00
May 13	54	47	0.00
May 14	52	45	0.00
May 15	56	43	0.00
May 16	55	45	0.00
May 17	56	44	0.00
May 18	61	46	0.00
May 19	56	47	0.00
May 20	56	48	0.00
May 21	55	48	0.02
May 22	53	45	0.00
May 23	56	43	0.00
May 24	55	46	0.00
May 25	51	47	0.00
May 26	55	48	0.00
May 27	54	46	0.00
May 28	54	45	0.00
May 29	53	47	0.00
May 30	53	46	0.00
May 31	53	46	0.00

June 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	56	44	0.00
June 2	56	47	0.10
June 3	56	41	0.00
June 4	57	43	0.00
June 5	58	47	0.00
June 6	58	52	0.04
June 7	60	50	0.00
June 8	58	52	0.00
June 9	62	52	0.02
June 10	61	53	0.13
June 11	59	51	0.00
June 12	59	51	0.00
June 13	61	50	0.00
June 14	67	50	0.00
June 15	65	55	0.00
June 16	61	54	0.00
June 17	60	53	0.00
June 18	60	50	0.00
June 19	61	52	0.00
June 20	60	50	0.00
June 21	61	52	0.00
June 22	69	50	0.00
June 23	63	55	0.00
June 24	60	51	0.00
June 25	60	50	0.00
June 26	61	53	0.00
June 27	62	52	0.00
June 28	62	54	0.01
June 29	60	52	0.00
June 30	59	50	0.00

July 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	61	50	0.02
July 2	61	51	0.00
July 3	60	47	0.00
July 4	61	51	0.00
July 5	58	52	0.00
July 6	61	53	0.00
July 7	62	51	0.00
July 8	64	52	0.00
July 9	62	54	0.06
July 10	63	54	0.00
July 11	62	55	0.11
July 12	62	55	0.04
July 13	61	55	0.00
July 14	64	56	0.00
July 15	63	53	0.00
July 16	62	56	0.00
July 17	64	52	0.00
July 18	65	55	0.01
July 19	62	55	0.00
July 20	62	54	0.00
July 21	61	50	0.00
July 22	59	50	0.00
July 23	57	51	0.00
July 24	61	51	0.00
July 25	61	53	0.00
July 26	58	53	0.00
July 27	59	52	0.01
July 28	57	52	0.00
July 29	57	51	0.00
July 30	58	51	0.00
July 31	56	50	0.00

August 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	55	51	0.00
August 2	56	50	0.00
August 3	58	51	0.00
August 4	58	53	0.00
August 5	58	51	0.00
August 6	59	50	0.00
August 7	56	50	0.00
August 8	63	52	0.00
August 9	63	54	0.00
August 10	63	52	0.00
August 11	60	52	0.00
August 12	60	50	0.00
August 13	62	49	0.00
August 14	59	53	0.00
August 15	58	52	0.00
August 16	62	51	0.00
August 17	63	52	0.00
August 18	58	50	0.00
August 19	57	51	0.00
August 20	58	50	0.00
August 21	57	50	0.00
August 22	59	49	0.00
August 23	62	50	0.00
August 24	65	49	0.00
August 25	68	52	0.00
August 26	60	52	0.00
August 27	65	51	0.00
August 28	60	54	0.00
August 29	65	50	0.02
August 30	66	54	0.48
August 31	64	55	0.00

September 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	64	51	0.00
September 2	62	51	0.00
September 3	58	50	0.00
September 4	59	49	0.00
September 5	56	48	0.00
September 6	58	51	0.00
September 7	60	50	0.00
September 8	63	53	0.00
September 9	63	51	0.00
September 10	66	56	0.00
September 11	62	53	0.00
September 12	62	48	0.00
September 13	61	47	0.00
September 14	62	50	0.00
September 15	66	50	0.00
September 16	67	52	0.00
September 17	72	52	1.04
September 18	61	56	0.28
September 19	63	52	0.00
September 20	62	54	0.00
September 21	65	53	0.00
September 22	66	51	0.00
September 23	63	53	0.00
September 24	67	53	0.00
September 25	66	58	0.00
September 26	64	54	0.00
September 27	63	52	0.00
September 28	75	52	0.00
September 29	77	57	0.00
September 30	61	55	0.01

October 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	60	55	0.00
October 2	61	51	0.00
October 3	60	48	0.00
October 4	57	51	0.00
October 5	58	52	0.00
October 6	63	54	0.00
October 7	63	55	0.00
October 8	61	53	0.00
October 9	61	47	0.00
October 10	63	47	0.00
October 11	56	49	0.00
October 12	58	44	0.00
October 13	55	42	0.00
October 14	55	39	0.00
October 15	55	45	0.03
October 16	56	41	0.00
October 17	58	42	0.00
October 18	58	41	0.00
October 19	53	40	0.00
October 20	62	50	0.29
October 21	56	42	0.00
October 22	60	49	0.70
October 23	58	50	0.00
October 24	53	48	0.00
October 25	53	46	0.00
October 26	65	51	0.00
October 27	54	51	0.00
October 28	58	48	0.00
October 29	64	45	0.00
October 30	58	49	0.00
October 31	74	49	0.00

November 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	70	51	0.00
November 2	57	47	0.00
November 3	65	46	0.00
November 4	57	43	0.00
November 5	54	48	0.06
November 6	54	44	1.13
November 7	53	41	0.00
November 8	52	42	0.00
November 9	53	38	0.00
November 10	56	44	0.05
November 11	63	50	0.19
November 12	65	54	0.13
November 13	63	57	1.22
November 14	64	56	0.46
November 15	61	48	2.59
November 16	62	46	0.00
November 17	62	55	0.00
November 18	70	58	0.27
November 19	64	54	0.83
November 20	57	47	1.11
November 21	50	40	0.83
November 22	51	40	0.08
November 23	51	34	0.00
November 24	52	35	0.00
November 25	54	36	0.00
November 26	55	45	0.03
November 27	59	40	0.02
November 28	59	49	0.67
November 29	64	48	0.00
November 30	63	57	0.19

December 1966 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	61	50	0.50
December 2	52	48	0.59
December 3	56	47	0.54
December 4	59	47	2.34
December 5	51	45	0.31
December 6	55	45	0.27
December 7	53	44	0.46
December 8	55	45	0.01
December 9	56	45	0.37
December 10	64	54	0.00
December 11	63	55	0.16
December 12	67	55	0.00
December 13	61	49	0.61
December 14	58	45	0.00
December 15	59	42	0.00
December 16	53	44	0.00
December 17	52	42	0.00
December 18	56	45	0.00
December 19	53	46	0.00
December 20	52	43	0.06
December 21	55	38	0.00
December 22	56	37	0.00
December 23	57	42	0.22
December 24	53	38	0.00
December 25	50	42	0.08
December 26	50	35	0.00
December 27	48	32	0.00
December 28	52	36	0.00
December 29	51	40	0.00
December 30	51	42	0.00
December 31	52	39	0.00

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Weather Station Details

Years	Station	Coordinates
1941–2024	Eureka Woodley Island	location