Climate almanac
Eureka
California, United States · 40.80°, -124.16°
What is the weather like in Eureka in October?
In October, Eureka is typically 60°F (15°C) during the day and 52°F (11°C) at night. The month brings about 3.1 in (79 mm) of precipitation in total.
- Average high60°F (15°C)
- Average low52°F (11°C)
- Precipitation3.1 in (79 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)