Weather Forecast and Radar for South Beloit, Illinois

Weather in South Beloit, IL

South Beloit, Illinois in the United States has a humid continental climate with four distinct seasons. Summers are typically hot and humid, with average highs in the mid to upper 80s and lows in the mid-60s. July and August are the hottest months, with average highs of 86°F and lows of 66°F. Spring and autumn are mild with average highs in the mid to upper 60s and lows in the high 40s. Winters are cold with average highs in the mid to upper 30s and lows in the mid to high 20s. January and February are the coldest months with average highs of 33°F and lows of 25°F. Precipitation is fairly well distributed throughout the year, with occasional snowfall in the winter months.

Fast Facts About South Beloit, IL

As of 2020, the city population is 7730.

Major Cities Nearby South Beloit, IL

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