About Evergreen Park, IL's Climate & Weather History

Evergreen Park is a city of approximately 19,800 people in Illinois, United States. Located in the Central Time Zone at 41.7°N latitude.

In 2025, Evergreen Park recorded an average annual temperature of 51°F — about 0.9°F below the 30-year normal of 52°F. The hottest day reached 96°F in July; the coldest was -7°F in February. Total precipitation was 36 inches (near normal). The wettest month was July.