Eureka Weather in 2018

Historical record of Eureka, California weather for the year 2018 based on NOAA data.

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2018 Eureka Weather Extremes
Highest temperature	73 °F	September 30
Lowest temperature	29 °F	February 20
Highest daily low	57 °F	August 30
Lowest daily high	44 °F	March 2
Most daily precipitation	1.7 inches	January 24
Most daily snow	none	-
Total annual precipitation	36.8 inches	-
Total annual snow	none	-

What was the hottest temperature in Eureka in 2018?

The highest temperature recorded in Eureka, California in 2018 was 73 °F which happened 2 different times.

Highest Temperatures: All-Time By Year

Highest Temperatures in Eureka in 2018

Rank	Temperature	Date
1	73 °F	Sep 30
1	73 °F	May 8
3	70 °F	Nov 11
3	70 °F	Oct 26
5	69 °F	Oct 27
5	69 °F	Sep 16
5	69 °F	Aug 11
5	69 °F	Mar 12
5	69 °F	Mar 7
5	69 °F	Feb 7

What was the coldest temperature in Eureka in 2018?

The lowest temperature recorded in Eureka, California in 2018 was 29 °F which happened on Feb 20.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Eureka in 2018

Rank	Temperature	Date
1	29 °F	February 20
2	31 °F	February 23
3	32 °F	December 28
3	32 °F	March 5
3	32 °F	February 15
3	32 °F	February 13
7	33 °F	December 31
7	33 °F	November 11
7	33 °F	November 9
7	33 °F	March 26
7	33 °F	February 27
7	33 °F	February 25
7	33 °F	February 19

January 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	56	45	0.00
January 2	51	44	0.00
January 3	59	47	0.30
January 4	67	51	0.01
January 5	60	49	0.30
January 6	54	46	0.00
January 7	52	38	0.00
January 8	54	45	0.63
January 9	53	46	0.30
January 10	56	46	0.09
January 11	58	46	0.17
January 12	54	44	0.00
January 13	60	39	0.00
January 14	59	43	0.00
January 15	64	44	0.29
January 16	57	45	0.00
January 17	67	46	0.35
January 18	53	45	0.90
January 19	52	40	0.09
January 20	53	37	0.14
January 21	52	44	0.94
January 22	54	40	0.00
January 23	58	39	0.00
January 24	56	43	1.69
January 25	51	41	1.47
January 26	52	37	0.09
January 27	56	46	0.00
January 28	58	43	0.00
January 29	57	45	0.00
January 30	55	41	0.10
January 31	52	37	0.00

February 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	59	41	0.00
February 2	60	42	0.00
February 3	61	46	0.00
February 4	58	43	0.00
February 5	55	47	0.01
February 6	58	40	0.00
February 7	69	41	0.00
February 8	64	42	0.00
February 9	53	45	0.01
February 10	56	41	0.00
February 11	51	41	0.33
February 12	53	37	0.00
February 13	58	32	0.00
February 14	54	36	0.02
February 15	52	32	0.00
February 16	51	36	0.00
February 17	55	39	0.12
February 18	48	35	0.51
February 19	46	33	0.23
February 20	46	29	0.00
February 21	51	36	0.00
February 22	47	37	0.40
February 23	47	31	0.00
February 24	52	34	0.14
February 25	52	33	0.40
February 26	48	37	0.12
February 27	50	33	0.00
February 28	52	38	0.58

March 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	53	37	0.93
March 2	44	37	0.31
March 3	51	37	0.15
March 4	53	37	0.06
March 5	53	32	0.00
March 6	60	35	0.00
March 7	69	43	0.16
March 8	59	48	0.42
March 9	59	50	0.35
March 10	58	47	0.01
March 11	58	46	0.00
March 12	69	43	0.13
March 13	61	44	1.12
March 14	53	43	0.36
March 15	52	42	0.79
March 16	48	39	0.54
March 17	52	37	0.00
March 18	54	35	0.00
March 19	57	35	0.00
March 20	59	45	0.09
March 21	57	47	0.29
March 22	55	42	1.19
March 23	50	41	0.73
March 24	48	38	0.69
March 25	53	40	0.18
March 26	54	33	0.00
March 27	56	45	0.00
March 28	57	43	0.00
March 29	58	44	0.00
March 30	55	46	0.00
March 31	54	44	0.00

April 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	56	44	0.00
April 2	55	41	0.05
April 3	56	37	0.00
April 4	58	47	0.00
April 5	56	46	0.52
April 6	66	54	1.31
April 7	61	51	0.17
April 8	58	45	0.06
April 9	64	40	0.00
April 10	62	45	0.17
April 11	58	44	0.92
April 12	55	41	0.04
April 13	58	44	0.00
April 14	62	43	0.00
April 15	55	42	0.43
April 16	53	41	0.11
April 17	55	37	0.00
April 18	55	42	0.00
April 19	58	42	0.00
April 20	58	42	0.00
April 21	58	41	0.00
April 22	59	46	0.00
April 23	68	44	0.00
April 24	59	49	0.00
April 25	52	50	0.00
April 26	56	48	0.00
April 27	59	49	0.68
April 28	55	48	0.54
April 29	57	49	0.02
April 30	55	49	0.00

May 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	57	42	0.00
May 2	60	45	0.00
May 3	58	50	0.00
May 4	60	49	0.00
May 5	56	48	0.00
May 6	59	49	0.00
May 7	60	44	0.00
May 8	73	47	0.11
May 9	62	53	0.03
May 10	60	51	0.00
May 11	57	47	0.00
May 12	58	46	0.00
May 13	60	50	0.00
May 14	55	50	0.01
May 15	56	50	0.05
May 16	58	51	0.05
May 17	58	51	0.00
May 18	57	52	0.01
May 19	58	51	0.02
May 20	57	50	0.04
May 21	59	51	0.00
May 22	57	51	0.00
May 23	62	52	0.01
May 24	60	53	0.00
May 25	54	51	0.46
May 26	60	50	0.00
May 27	62	51	0.00
May 28	60	48	0.00
May 29	58	49	0.00
May 30	57	47	0.00
May 31	59	47	0.00

June 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	61	43	0.00
June 2	60	50	0.00
June 3	59	51	0.00
June 4	59	48	0.00
June 5	60	50	0.00
June 6	61	49	0.00
June 7	63	51	0.00
June 8	65	47	0.34
June 9	60	50	0.36
June 10	61	45	0.00
June 11	62	55	0.00
June 12	62	54	0.00
June 13	63	50	0.00
June 14	62	51	0.00
June 15	62	50	0.00
June 16	60	47	0.00
June 17	62	47	0.00
June 18	60	52	0.00
June 19	62	51	0.00
June 20	59	52	0.00
June 21	63	53	0.00
June 22	63	52	0.00
June 23	66	52	0.00
June 24	63	49	0.00
June 25	61	51	0.00
June 26	62	48	0.00
June 27	61	53	0.00
June 28	62	49	0.00
June 29	62	51	0.00
June 30	64	52	0.00

July 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	64	50	0.00
July 2	62	49	0.00
July 3	62	45	0.00
July 4	64	51	0.00
July 5	65	51	0.00
July 6	65	51	0.00
July 7	65	53	0.00
July 8	64	56	0.00
July 9	67	55	0.00
July 10	67	51	0.00
July 11	65	53	0.00
July 12	62	51	0.00
July 13	64	53	0.00
July 14	64	54	0.00
July 15	65	53	0.00
July 16	62	54	0.00
July 17	61	53	0.00
July 18	62	53	0.00
July 19	64	53	0.00
July 20	63	48	0.00
July 21	64	50	0.00
July 22	62	50	0.00
July 23	61	52	0.00
July 24	59	52	0.00
July 25	61	51	0.00
July 26	59	51	0.00
July 27	60	52	0.00
July 28	59	53	0.00
July 29	62	53	0.02
July 30	63	54	0.00
July 31	62	55	0.01

August 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	64	56	0.02
August 2	65	56	0.00
August 3	64	56	0.00
August 4	64	55	0.00
August 5	65	56	0.00
August 6	61	54	0.00
August 7	61	55	0.01
August 8	64	52	0.00
August 9	62	52	0.01
August 10	67	53	0.00
August 11	69	51	0.00
August 12	64	56	0.00
August 13	59	55	0.00
August 14	62	55	0.00
August 15	65	56	0.00
August 16	65	56	0.00
August 17	62	52	0.01
August 18	65	49	0.00
August 19	61	53	0.00
August 20	61	53	0.00
August 21	58	53	0.00
August 22	64	54	0.00
August 23	61	55	0.00
August 24	63	54	0.00
August 25	62	53	0.00
August 26	63	50	0.00
August 27	62	51	0.00
August 28	64	53	0.00
August 29	65	56	0.00
August 30	62	57	0.00
August 31	62	55	0.00

September 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	63	52	0.00
September 2	62	49	0.00
September 3	63	49	0.00
September 4	63	49	0.00
September 5	59	52	0.00
September 6	61	52	0.00
September 7	61	51	0.00
September 8	63	54	0.00
September 9	62	51	0.00
September 10	66	49	0.00
September 11	63	52	0.00
September 12	63	52	0.00
September 13	66	49	0.00
September 14	62	47	0.00
September 15	66	51	0.00
September 16	69	46	0.00
September 17	64	53	0.00
September 18	61	51	0.00
September 19	63	47	0.00
September 20	63	51	0.00
September 21	64	46	0.00
September 22	65	50	0.00
September 23	63	50	0.00
September 24	64	45	0.00
September 25	64	46	0.00
September 26	58	45	0.00
September 27	58	47	0.00
September 28	63	50	0.00
September 29	67	55	0.19
September 30	73	56	0.00

October 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	62	55	0.14
October 2	68	54	0.04
October 3	60	53	0.00
October 4	62	47	0.00
October 5	62	44	0.14
October 6	64	49	0.00
October 7	61	45	0.00
October 8	60	49	0.00
October 9	61	48	0.01
October 10	60	44	0.00
October 11	57	44	0.00
October 12	68	42	0.00
October 13	65	43	0.00
October 14	58	44	0.00
October 15	68	38	0.00
October 16	60	39	0.00
October 17	55	46	0.00
October 18	54	48	0.00
October 19	52	49	0.00
October 20	53	47	0.00
October 21	53	47	0.00
October 22	54	47	0.00
October 23	65	50	0.09
October 24	59	49	0.00
October 25	64	43	0.00
October 26	70	51	0.00
October 27	69	55	0.01
October 28	66	50	0.42
October 29	63	46	0.00
October 30	59	42	0.00
October 31	62	44	0.00

November 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	62	48	0.00
November 2	65	55	0.00
November 3	60	46	0.01
November 4	63	46	0.00
November 5	59	45	0.00
November 6	59	39	0.00
November 7	57	42	0.00
November 8	61	35	0.00
November 9	60	33	0.00
November 10	56	36	0.00
November 11	70	33	0.00
November 12	60	36	0.00
November 13	62	36	0.00
November 14	59	37	0.00
November 15	57	38	0.00
November 16	59	37	0.00
November 17	52	36	0.00
November 18	53	39	0.00
November 19	54	36	0.00
November 20	63	36	0.00
November 21	61	50	1.07
November 22	55	48	0.51
November 23	58	51	1.39
November 24	55	47	0.00
November 25	55	42	0.00
November 26	61	47	0.00
November 27	61	48	0.92
November 28	63	47	0.33
November 29	56	48	0.44
November 30	57	46	0.27

December 2018 Eureka Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	55	42	0.44
December 2	53	37	0.00
December 3	53	34	0.00
December 4	57	45	0.00
December 5	62	40	0.00
December 6	56	37	0.00
December 7	58	38	0.03
December 8	65	49	0.08
December 9	62	51	0.51
December 10	55	42	0.01
December 11	55	39	0.25
December 12	55	39	0.00
December 13	56	36	0.00
December 14	61	41	0.70
December 15	61	41	0.00
December 16	61	46	0.79
December 17	55	44	0.20
December 18	58	49	0.39
December 19	61	45	0.00
December 20	60	44	0.95
December 21	53	37	0.00
December 22	51	34	0.00
December 23	59	46	0.00
December 24	56	43	0.52
December 25	54	40	0.00
December 26	52	37	0.01
December 27	52	37	0.00
December 28	54	32	0.00
December 29	54	37	0.00
December 30	53	44	0.07
December 31	51	33	0.00

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Weather Station Details

Years	Station	Coordinates
1941–2024	Eureka Woodley Island	location