| Place: Temperature |
|---|
| Alton: 21°C |
| Aurora: 18°C |
| Belleville: 22°C |
| Bloomington: 20°C |
| Cahokia: 21°C |
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| Centralia: 23°C |
| Champaign: 20°C |
| Chicago: 19°C |
| Danville: 20°C |
| Decatur: 21°C |
| Dekalb: 16°C |
|
|
| Flora: 22°C |
| Freeport: 18°C |
| Galesburg: 19°C |
|
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|
|
| Joliet: 18°C |
| Kankakee: 18°C |
| Lacon: 21°C |
| Lawrenceville: 22°C |
|
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| Moline: 18°C |
| Morris: 18°C |
|
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| Paris: 19°C |
| Peoria: 20°C |
|
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| Pontiac: 19°C |
| Quincy: 21°C |
| Rantoul: 21°C |
| Rochelle: 16°C |
| Rockford: 17°C |
| Salem: 22°C |
| Sparta: 22°C |
| Springfield: 21°C |
| Sterling: 19°C |
| Taylorville: 21°C |
| Waukegan: 15°C |