Weather Forecast and Radar for Eureka, Missouri

Weather in Eureka, MO

Eureka, Missouri, United States enjoys all four seasons throughout the year. The summers are typically hot and humid, with average temperatures ranging from the mid-70s in June to the mid-80s in August. July is usually the hottest month, with temperatures frequently reaching 90°F and occasionally climbing above 100°F. Rainfall is common throughout the summer months, providing relief from the heat.

The autumn months in Eureka are mild, with temperatures cooling down to the mid-60s in October and the mid-50s in November. October is the driest month of the year, with average precipitation levels around 2 inches.

Winter in Eureka is cold and snowy, with temperatures ranging from the mid-30s in December to the low-20s in January and February. Snowfall is common throughout the winter months, with average snow accumulation of 14 inches in December and 10 inches in January.

Spring in Eureka is mild and wet, with temperatures warming up to the mid-50s in March and the low-60s in April. April is usually the wettest month of the year, with average rainfall levels of around 6 inches.

Overall, Eureka enjoys a temperate climate with distinct seasons throughout the year.

Fast Facts About Eureka, MO

As of 2020, the city population is 10203.

Major Cities Nearby Eureka, MO

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Eureka, Missouri.