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Summerfield, IL Weather Forecast
Summerfield, IL Weather Forecast Date: 127 AM CDT Wed Sep 23 2026
The area/counties/county of: Madison County Il, including the cities of: Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis.or toggle through each period.
Rest of Tonight... Partly cloudy. Near steady temperature in the upper 50s. Northeast winds around 5 mph.
Wednesday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 70s. North winds 5 to 10 mph.
Wednesday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Thursday... Partly sunny in the morning, then becoming mostly cloudy. Highs in the upper 70s. Northeast winds around 5 mph.
Thursday Night... Mostly cloudy. Lows around 60. Northeast winds around 5 mph.
Friday... Mostly cloudy. Highs in the upper 70s. Lows in the upper 50s.
Saturday... Mostly cloudy. Highs in the upper 70s. Lows in the upper 50s.
Saturday Night... Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. Chance of rain 20%.
Sunday... Partly sunny. Highs around 80.
Sunday Night... Partly cloudy. Lows in the upper 50s. Highs in the mid 80s.
Monday... Partly cloudy. Lows in the upper 50s. Highs in the mid 80s.
Monday Night... Mostly clear. A slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20%.
POP = Probability of Precipitation
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