About Lindenhurst, IL's Climate & Weather History

Lindenhurst is a city of approximately 14,400 people in Illinois, United States. Located in the Central Time Zone at 42.4°N latitude.

In 2025, Lindenhurst recorded an average annual temperature of 49°F — about 0.9°F above the 30-year normal of 48°F. The hottest day reached 94°F in June; the coldest was -11°F in February. Total precipitation was 31 inches (drier than usual). The wettest month was July.