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Chapman, IL 7-Day Weather Forecast
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Chapman Weather Forecast
Chapman, IL Weather Forecast Date: 553 PM CDT Sat Sep 05 2026
Weather forecast for Chapman, IL
Tonight Lo: 69°F Lo: 21°C |
Tonight... Mostly clear with a slight chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the upper 60s. Northeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20%. Heat index values up to 100 early this evening. |
Sun Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Sunday... Sunny. Not as warm with highs in the upper 80s. Northeast winds 5 to 10 mph. |
| Labor Day Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Labor Day... Sunny. Highs in the upper 80s. East winds around 5 mph. |
| Tue Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Tuesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 100. |
| Wed Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Wednesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 100. |
| Wed Hi: 95°FHi: 35°C Lo: 69°F Lo: 21°C |
Wednesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 100. |
Thu Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Thursday... Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Not as warm with highs in the mid 80s. Chance of rain 50%. |
Fri Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Friday... Partly cloudy with a 20% chance of showers. Lows in the lower 60s. Highs in the mid 80s. |
| Fri Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Friday... Partly cloudy with a 20% chance of showers. Lows in the lower 60s. Highs in the mid 80s. |
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