Weather Forecast and Radar for Island Lake, Illinois

Weather in Island Lake, IL

Winter in Island Lake, Illinois tends to be cold and snowy. Average temperatures range from a low of 20°F to a high of 35°F. Snowfall accumulations can range from 5-10 inches throughout the season.

Spring in Island Lake is usually mild and wet. Temperatures range from a low of 35°F to a high of 65°F. Rainfall is common and can be high, with an average of 3-4 inches per month.

Summer in Island Lake is hot and humid. Temperatures range from a low of 65°F to a high of 85°F. Humidity is usually high, making it feel even hotter.

Fall in Island Lake is usually mild and dry. Temperatures range from a low of 45°F to a high of 75°F. Rainfall is minimal, with an average of 1-2 inches per month.

Fast Facts About Island Lake, IL

As of 2020, the city population is 8112.

Major Cities Nearby Island Lake, IL

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