Illinois, United States Climate Records

Warmest August Days

The warmest August days in Illinois are:

Belleville, Illinois2007104.5°F
Belleville, Illinois1964104°F
Peoria, Illinois1988102.9°F
Moline, Illinois1987102.9°F
Belleville, Illinois1962102.9°F

Coldest August Days

The coldest August days in Illinois were:

Moline, Illinois198639.9°F
Chicago, Illinois196541°F
Peoria, Illinois198641°F
Chicago, Illinois196441°F
Chicago, Illinois196342.1°F

Wettest August Days

The wettest single days in August occurred:

Chicago, Illinois19879.2 inches
Peoria, Illinois19827 inches
Moline, Illinois19874.6 inches
Springfield, Illinois19814.4 inches
Chicago, Illinois20014.3 inches