About East Saint Louis, IL

East Saint Louis is a city of approximately 27,000 people in Illinois, United States. Located in the Central Time Zone at 38.6°N latitude.

Expect a humid continental climate in East Saint Louis: average highs of 89°F in midsummer, lows near 24°F in midwinter, and an annual mean of 57°F. Precipitation totals roughly 41 inches per year, concentrated around May, with February typically the driest month.