Zion is a city of approximately 24,100 people in Illinois, United States. Located in the Central Time Zone at 42.4°N latitude.
Zion has a humid continental climate. Average annual temperature is 48°F, with January lows around 16°F and July highs near 81°F. The city averages 35 inches of precipitation per year. The wettest month is typically June; the driest is January.