Typical Weather in Eureka, CA in September
64° F Avg High
51° F Avg Low
2 Rainy Days
☀️ Temperature Summary
Highs in September are typically around 64°F, which is warmer than usual in Eureka. You can expect overnight lows near 51°F most days. Daily high temperatures can range between 64°F and 63°F, and typically fall throughout the month.
September is a great time to visit Eureka, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
☔ Rain Summary
You can expect about a 6% chance of rain for any given day in September. It's one of the drier months of the year for Eureka, with total rainfall for the month around 1 inches.
Rainfall Throughout the Year
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