Weather Forecast and Radar for Streator, Illinois

Weather in Streator, IL

Streator, Illinois, United States experiences four distinct seasons. In the winter months, temperatures usually range from 30-40°F, although temperatures can sometimes dip below freezing. The coldest months are typically December and January. Snowfall is common in the winter months and can range from light snow to heavy blizzards.

In the spring, temperatures begin to rise and the weather is generally mild. Average temperatures range from 40-60°F in March and April, and 65-75°F in May and June. Rainfall is common in the spring months, although it is usually light.

The summer months bring hot and humid weather. Temperatures generally range from 70-90°F and can sometimes reach up to 100°F. Thunderstorms are common in the summer months, and can range from light showers to severe thunderstorms.

In the fall, temperatures start to cool down again. Average temperatures range from 50-70°F in September and October, and 40-60°F in November and December. Rainfall is again common in the fall months, although not as much as in the spring.

Fast Facts About Streator, IL

As of 2020, the city population is 12337.

Major Cities Nearby Streator, IL

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