Weather Forecast and Radar for Westmont, Illinois

Weather in Westmont, IL

Westmont, Illinois, United States has a humid continental climate. Summers tend to be hot and humid, with highs ranging from the low 70s to the upper 80s. The hottest months are July and August, with average highs around 84°F (29°C). Winters are cold and snowy, with temperatures usually ranging from the mid-20s to the low 30s. The coldest months are typically January and February, with average lows around 21°F (-6°C).

Spring and fall are the most pleasant seasons in Westmont. During the spring, temperatures begin to warm up, with highs reaching the low 70s. The average high in April is 62°F (17°C). By the end of May, temperatures can reach the upper 70s. Fall is usually mild, with temperatures ranging from the mid-50s to the mid-60s. The average high in October is 59°F (15°C).

Westmont gets around 38 inches of rain per year, with most of the precipitation occurring in the summer months. Snowfall is around 33 inches per year, with the most snowfall occurring in January and February.

Fast Facts About Westmont, IL

As of 2020, the city population is 24677.

Major Cities Nearby Westmont, IL

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