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Chambersburg, IL 7-Day Weather Forecast
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Chambersburg Weather Forecast
Chambersburg, IL Weather Forecast Date: 442 AM CDT Wed Sep 23 2026
Weather forecast for Chambersburg, IL
Today Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Today... Mostly sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph. |
Thu Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Thursday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the mid 70s. Northeast winds around 5 mph. |
Fri Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Friday... Partly sunny. A chance of showers, mainly in the morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 40%. |
| Sat Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Saturday... Mostly cloudy with a 50% chance of showers. Highs around 70. |
| Sun Hi: 75°FHi: 24°C Lo: 60°F Lo: 16°C |
Sunday... Partly sunny. A slight chance of showers in the morning. Highs in the mid 70s. Chance of rain 20%. |
Mon Hi: 80°FHi: 27°C Lo: 61°F Lo: 16°C |
Monday... Partly cloudy. Lows around 60. Highs around 80. |
| Tue Hi: 79°FHi: 26°C |
Tuesday... Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 60%. |
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