Best year time to visit Illinois

Illinois - weather forecast by months

January February March April May June July August September October November December

Best time to visit Illinois:

Weather forecast in the closest to Illinois admin centers

• Lincoln 19.1 km
• Clinton 29.7 km
• Decatur 30.9 km
• Springfield 40.2 km
• Taylorville 50.3 km
• Petersburg 50.9 km
• Monticello 57.7 km
• Bloomington 58 km
• Sullivan 70.7 km
• Pekin 71.2 km
• Havana 76.5 km