Collinsville is a small city located in Madison County, Illinois. It is located just 10 miles east of St. Louis, Missouri. The city is most famous for the Cahokia Mounds, the largest prehistoric earthen monument in North America. The Cahokia Mounds were built by Native Americans of the Mississippian culture over 1,000 years ago, and are now a State Historic Site and a National Historic Landmark. The climate in Collinsville is humid continental, with warm, humid summers and cold, snowy winters. Average temperatures range from 25°F in the winter to 81°F in the summer. Annual precipitation is around 42 inches, with the greatest amount of rain falling in the summer months. Snowfall averages around 20 inches per year.
A - Collinsville's Latitude is 34.263981 & Longitude is -85.860527.
A - Weather in Collinsville is 29° today.
A - Climate Conditions in Collinsville shows scattered clouds today.
A - Humidity in Collinsville is 37% today.
A - Wind speed in Collinsville is 13.43 km/h, flowing at 151° wind direction. today.
