Weather Forecast and Radar for Lemont, Illinois

Weather in Lemont, IL

Lemont, Illinois has a humid continental climate, with four distinct seasons. Summers are hot and humid, with temperatures ranging from the mid 70s to the mid 90s. During the summer months, rain is common and thunderstorms are frequent. Winters are cold and dry, with temperatures usually ranging from the low 20s to the low 40s. Snowfall is common in the winter months, but snow accumulation is usually light. Spring and fall are mild and pleasant, with temperatures ranging from the mid 50s to the low 70s. Rain is common during spring and fall, with occasional thunderstorms.

Fast Facts About Lemont, IL

As of 2020, the city population is 17131.

Major Cities Nearby Lemont, IL

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