About Charleston, MO

Charleston is a city of approximately 5,800 people in Missouri, United States. Located in the Central Time Zone at 36.9°N latitude.

Charleston has a humid continental climate. Average annual temperature is 58°F, with January lows around 26°F and July highs near 89°F. The city averages 51 inches of precipitation per year. The wettest month is typically April; the driest is August.