Eureka, CA (95503) has a mild coastal climate with cool winters and warm summers. The average temperature in the summer is around 64 °F (18°C), while the winter temperatures range from an average low of 41 °F (5°C) to an average high of 54 °F (12°C). Rainfall is fairly consistent throughout the year, averaging about 33 inches annually, with November being the wettest month. In general, this area experiences foggy and misty conditions during the winter months and sunny days during summer and fall.
Eureka (zip 95503), California gets 46 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Eureka (zip 95503) averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 177 sunny days per year in Eureka (zip 95503). The US average is 205 sunny days.
Eureka (zip 95503) gets some kind of precipitation, on average, 124 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 65 degrees
Winter Low: the January low is 41
Rain: averages 46 inches of rain a year
Snow: averages 1 inches of snow a year