With a population of around 25,200, Harvey sits in Illinois, United States. The city operates in the Central Time Zone.
Across a typical year Harvey sees about 34 inches of precipitation, with May the wettest month and February the driest. Temperatures range from January lows near 19°F up to July highs around 85°F, averaging 52°F annually — characteristic of a humid continental climate.
View historical weather for Harvey · More cities in Illinois