Weather WorldWillis, IL 7-Day Weather Forecast
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Willis Weather Forecast
Willis, IL Weather Forecast Date: 1005 PM CDT Sun Sep 06 2026
Weather forecast for Willis, IL
Tonight Lo: 59°F Lo: 15°C |
Tonight... Partly cloudy. Lows in the upper 50s. East winds around 5 mph. |
Labor Day Hi: 80°FHi: 27°C Lo: 59°F Lo: 15°C |
Labor Day... Partly cloudy. Highs around 80. Southeast winds 5 to 10 mph. |
| Tue Hi: 85°FHi: 29°C Lo: 69°F Lo: 21°C |
Tuesday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 80s. South winds 5 to 10 mph. |
Wed Hi: 85°FHi: 29°C Lo: 60°F Lo: 16°C |
Wednesday... Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning. Highs in the mid 80s. Chance of precipitation 60%. |
| Thu Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Thursday... Partly cloudy in the morning, then clearing. Highs in the upper 70s. |
Fri Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Friday... Mostly sunny. Highs in the lower 80s. |
| Sat Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Saturday... Partly cloudy. Highs in the lower 80s. |
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