| Place: Temperature |
|---|
| Alton: 19°C |
| Aurora: 14°C |
| Belleville: 18°C |
| Bloomington: 17°C |
| Cahokia: 19°C |
| Carbondale: 17°C |
| Centralia: 18°C |
| Champaign: 16°C |
| Chicago: 18°C |
| Danville: 13°C |
| Decatur: 17°C |
| Dekalb: 16°C |
| Fairfield: 17°C |
| Flora: 17°C |
| Freeport: 14°C |
| Galesburg: 18°C |
| Harrisburg: 15°C |
| Jacksonville: 18°C |
| Joliet: 15°C |
| Kankakee: 16°C |
| Lacon: 16°C |
| Lawrenceville: 18°C |
| Marion: 16°C |
|
|
| Morris: 15°C |
| Mount Vernon: 17°C |
| Paris: 12°C |
| Peoria: 19°C |
| Pittsfield: 18°C |
| Pontiac: 12°C |
| Quincy: 19°C |
| Rantoul: 15°C |
| Rochelle: 15°C |
| Rockford: 16°C |
| Salem: 18°C |
| Sparta: 17°C |
| Springfield: 19°C |
|
|
| Taylorville: 18°C |
| Waukegan: 17°C |