Weather Forecast and Radar for Carterville, Illinois

Weather in Carterville, IL

Carterville, Illinois has a moderate climate with four distinct seasons throughout the year.

In the winter, temperatures average between 28 and 41 degrees Fahrenheit. Snowfall is common in January and February, with an average of 7.5 inches of snow per month.

In the spring, temperatures range between 40 and 65 degrees Fahrenheit. April and May are the rainiest months with an average of 4.5 inches of rain per month.

In the summer, temperatures range between 70 and 89 degrees Fahrenheit. July is the hottest month with an average temperature of 79 degrees Fahrenheit.

In the fall, temperatures range between 45 and 67 degrees Fahrenheit. October and November are the rainiest months with an average of 4.5 inches of rain per month.

Fast Facts About Carterville, IL

As of 2020, the city population is 5861.

Major Cities Nearby Carterville, IL

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