Illinois| Tue Feb 09 | Wed Feb 10 | Thu Feb 11 | Fri Feb 12 | |
| Tmin | -5°C | -5°C | -10°C | -10°C |
| Tmax | -3°C | -3°C | -6°C | -5°C |
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| p.m. |  |
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| evening |  |
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