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Assumption, IL 7-Day Weather Forecast
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Assumption Weather Forecast
Assumption, IL Weather Forecast Date: 637 AM CDT Tue Sep 08 2026
Weather forecast for Assumption, IL
Today Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Today... Mostly sunny. Highs in the lower 90s. South winds around 5 mph. |
Wed Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Wednesday... Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid with highs in the lower 90s. West winds 5 to 10 mph. Chance of rain 40%. Heat index values up to 100. |
Thu Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Thursday... Becoming partly sunny in the afternoon. Showers likely, mainly in the morning. Not as warm with highs in the lower 80s. North winds around 5 mph. Chance of rain 70%. |
| Fri Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Friday... Mostly clear. Lows in the upper 50s. Highs in the mid 80s. |
Sat Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Saturday... Mostly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 40%. |
Sun Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Sunday... Partly cloudy. Highs in the upper 80s. Lows in the mid 60s. |
| Mon Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Monday... Partly cloudy. Highs in the upper 80s. Lows in the mid 60s. |
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