Weather WorldIllinois School, IL 7-Day Weather Forecast
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Illinois School Weather Forecast
Illinois School, IL Weather Forecast Date: 526 PM CDT Fri Sep 11 2026
Weather forecast for Illinois School, IL
Tonight Lo: 65°F Lo: 18°C |
Tonight... Partly cloudy. Lows in the mid 60s. Southeast winds around 5 mph. |
Sat Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Saturday... Partly cloudy. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. |
Sun Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Sunday... Partly cloudy in the morning, then becoming mostly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. North winds around 5 mph, increasing to around 10 mph in the afternoon. Chance of precipitation 30%. |
| Mon Hi: 75°FHi: 24°C Lo: 65°F Lo: 18°C |
Monday... Partly cloudy with a slight chance of showers in the morning, then mostly cloudy in the afternoon. Highs in the mid 70s. Chance of precipitation 20%. |
Tue Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Tuesday... Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of precipitation 60%. |
Wed Hi: 79°FHi: 26°C Lo: 65°F Lo: 18°C |
Wednesday... Mostly cloudy. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of precipitation 70%. |
| Thu Hi: 79°FHi: 26°C Lo: 60°F Lo: 16°C |
Thursday... Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the upper 70s. Chance of precipitation 50%. |
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