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Vergennes, IL 7-Day Weather Forecast
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Vergennes Weather Forecast
Vergennes, IL Weather Forecast Date: 917 PM CDT Thu Sep 17 2026
Weather forecast for Vergennes, IL
Tonight Lo: 71°F Lo: 22°C |
Tonight... Mostly clear. Lows in the lower 70s. South winds around 5 mph this evening, becoming light and variable. |
Fri Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Friday... Sunny, hot with highs in the upper 90s. Calm winds, becoming west around 5 mph in the afternoon. |
| Sat Hi: 99°FHi: 37°C Lo: 70°F Lo: 21°C |
Saturday... Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph. |
Sun Hi: 95°FHi: 35°C Lo: 70°F Lo: 21°C |
Sunday... Partly cloudy. Hot. Highs in the mid 90s. Lows around 70. |
Mon Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Monday... Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40%. |
| Tue Hi: 80°FHi: 27°C Lo: 60°F Lo: 16°C |
Tuesday... Partly cloudy. Highs around 80. Lows around 60. |
| Wed Hi: 80°FHi: 27°C Lo: 60°F Lo: 16°C |
Wednesday... Partly cloudy. Highs around 80. Lows around 60. |
| Thu Hi: 80°FHi: 27°C Lo: 60°F Lo: 16°C |
Thursday... Partly cloudy. Highs around 80. Lows around 60. |
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