| Place: Temperature |
|---|
| Alton: 25°F |
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| Belleville: 25°F |
| Bloomington: 23°F |
| Cahokia: 24°F |
| Carbondale: 27°F |
| Centralia: 26°F |
| Champaign: 25°F |
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| Danville: 23°F |
| Decatur: 23°F |
| Dekalb: 20°F |
| Fairfield: 27°F |
| Flora: 27°F |
| Freeport: 22°F |
| Galesburg: 16°F |
| Harrisburg: 28°F |
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| Lacon: 22°F |
| Lawrenceville: 28°F |
| Marion: 28°F |
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| Mount Vernon: 27°F |
| Paris: 25°F |
| Peoria: 20°F |
| Pittsfield: 21°F |
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| Quincy: 20°F |
| Rantoul: 23°F |
| Rochelle: 20°F |
| Rockford: 22°F |
| Salem: 27°F |
| Sparta: 25°F |
| Springfield: 22°F |
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| Taylorville: 23°F |
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