Weather Forecast and Radar for Glen Ellyn, Illinois

Weather in Glen Ellyn, IL

Glen Ellyn, Illinois, United States, experiences all four seasons, each with its own distinct weather patterns.

In the winter, temperatures average in the mid-20s to mid-30s Fahrenheit (around -4 to 1 degrees Celsius). This season is known for its snowy, cold days and nights and occasional icy conditions.

The spring months bring lighter temperatures, ranging from the mid-30s to mid-60s Fahrenheit (around 2 to 18 degrees Celsius). This season is known for its frequent rain showers, warm days and cool nights.

During the summer, temperatures reach the upper 70s to mid-80s Fahrenheit (around 25 to 30 degrees Celsius). This season is known for its hot, humid days and occasional thunderstorms.

Finally, in the fall, temperatures drop back to the mid-50s to mid-70s Fahrenheit (around 12 to 23 degrees Celsius). This season is known for its cool days and crisp nights.

Fast Facts About Glen Ellyn, IL

As of 2020, the city population is 27741.

Major Cities Nearby Glen Ellyn, IL

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Glen Ellyn, Illinois.