Typical Weather in Eureka, CA in January
56° F Avg High
42° F Avg Low
11 Rainy Days
☀️ Temperature Summary
Highs in January are typically around 56°F, which is cooler than usual in Eureka. Overnight lows can reach 42°F.
High Temps Throughout the Year
☔ Rain Summary
You can expect about a 36% chance of rain for any given day in January. It's one of the rainier months of the year for Eureka, with total rainfall for the month around 6 inches.
Rainfall Throughout the Year
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📍 Nearby Cities in January
59°F
/
38°F
42°F
/
24°F
38°F
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24°F
47°F
/
35°F
42°F
/
29°F
41°F
/
23°F
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