Typical Weather in Eureka, CA in December

55° F Avg High

41° F Avg Low

12 Rainy Days

☀️ Temperature Summary

Highs in December are typically around 55°F, which is cooler than usual in Eureka. You can expect overnight lows near 41°F most days. This is the coldest month of the year in Eureka.

High Temps Throughout the Year

☔ Rain Summary

You can expect about a 39% chance of rain for any given day in December. It's one of the rainier months of the year for Eureka, with total rainfall for the month around 8 inches.

Rainfall Throughout the Year

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📍 Nearby Cities in December

60°F / 38°F
40°F / 23°F
38°F / 23°F
46°F / 34°F
41°F / 29°F
39°F / 22°F

📅 Year Round Weather in Eureka

56°F / 42°F
56°F / 42°F
57°F / 43°F
58°F / 45°F
60°F / 48°F
62°F / 51°F
64°F / 53°F
64°F / 53°F
64°F / 51°F
62°F / 48°F
58°F / 44°F
55°F / 41°F
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