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Clarksville, IL 7-Day Weather Forecast
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Clarksville Weather Forecast
Clarksville, IL Weather Forecast Date: 737 AM CDT Fri Oct 09 2026
Weather forecast for Clarksville, IL
Today Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Rest of Today... Sunny. Highs in the mid 80s. Southeast winds 5 to 10 mph. |
Sat Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Saturday... Mostly cloudy. Highs in the upper 70s. Southeast winds 5 to 10 mph. |
| Sun Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph, becoming north in the afternoon. |
| Columbus Day Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Columbus Day... Mostly clear. Lows in the mid 50s. Highs in the mid 80s. |
| Tue Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Tuesday... Mostly clear. Lows in the mid 60s. Highs in the mid 80s. |
Wed Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Wednesday... Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30%. |
Thu Hi: 80°FHi: 27°C |
Thursday... Partly sunny with a 50% chance of showers. Highs around 80. |
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