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Eureka May Weather

Averages and records for weather in Eureka, California in the month of May.

Typical Eureka May Weather 1991–2020
Average daily high	60.2 °F
Average daily low	48.3 °F
Average monthly precipitation	1.7 inches
Average monthly snow	none
Daily chance of precipitation	30.1%
Daily chance of snow	0%

Eureka May Weather Records 1941–2024
Highest temperature	83 °F	May 16, 2008
Lowest temperature	35 °F	May 6, 2010
Highest daily low	59 °F	May 31, 1997
Lowest daily high	46 °F	May 5, 1964
Hottest average high temperature	65.1 °F	1997
Coldest average high temperature	53.9 °F	1965
Most daily precipitation	2.2 inches	May 30, 1943
Most monthly precipitation	6.1 inches	1960
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
May 1	59.0	46.5	73	36
May 2	59.1	46.6	73	38
May 3	59.2	46.7	73	39
May 4	59.3	46.9	76	39
May 5	59.4	47.0	67	39
May 6	59.5	47.1	78	35
May 7	59.6	47.2	82	38
May 8	59.6	47.3	73	35
May 9	59.7	47.4	72	37
May 10	59.8	47.5	70	36
May 11	59.8	47.7	71	40
May 12	59.9	47.8	69	39
May 13	59.9	47.9	71	40
May 14	60.0	48.1	78	41
May 15	60.1	48.2	80	41
May 16	60.1	48.4	83	41
May 17	60.2	48.5	73	41
May 18	60.2	48.6	78	40
May 19	60.3	48.7	78	40
May 20	60.4	48.8	72	40
May 21	60.5	48.9	76	42
May 22	60.5	49.0	74	40
May 23	60.6	49.1	67	37
May 24	60.7	49.2	74	44
May 25	60.8	49.3	72	42
May 26	61.0	49.4	75	42
May 27	61.1	49.5	70	42
May 28	61.2	49.6	72	41
May 29	61.2	49.6	77	42
May 30	61.3	49.7	77	43
May 31	61.3	49.8	81	41

Weather Station Details

Years	Station	Coordinates
1941–2024	Eureka Woodley Island	location