Weather Forecast and Radar for Sumner, Washington

Weather in Sumner, WA

Sumner, Washington experiences four distinct seasons throughout the year with temperatures ranging from mild to hot. In the winter months, temperatures average from the low 30s to the mid-40s with occasional snowfall. During spring, temperatures start to rise and the average highs can reach into the mid-50s and low-60s. Rainfall is also common during spring. In the summer months, temperatures can get quite hot with highs reaching into the mid-80s and occasional heat waves. Summer is also the driest season in Sumner. Fall brings cooler temperatures with highs in the mid-50s and lows in the mid-30s. The autumn months bring rain, fog, and occasional wind.

Fast Facts About Sumner, WA

As of 2020, the city population is 10246.

Major Cities Nearby Sumner, WA

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