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Edwardsville, Illinois has a humid continental climate with four distinct seasons. Winters are cold with temperatures often dropping below freezing. Snowfall is common with an average of 24 inches annually. Spring is warm and wet, with rainfall increasing sharply in late April and May. Summer is hot and humid, with temperatures reaching the high 80s and low 90s. The highest recorded temperature was 107°F in 1934. Fall is mild with temperatures averaging around 60°F and gradually decreasing with the changing of the leaves. Rainfall is also common during the fall months.
As of 2020, the city population is 25332.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Edwardsville, Illinois.