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Windsor, IL Weather Forecast
Windsor, IL Weather Forecast Date: 437 AM CDT Tue Sep 08 2026
The area/counties/county of: Shelby, including the city of Shelbyville.or toggle through each period.
Today... Mostly sunny. Highs in the lower 90s. South winds around 5 mph.
Tonight... Mostly clear. Not as cool with lows in the lower 70s. South winds 5 to 10 mph.
Wednesday... Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Southwest winds 5 to 10 mph. Chance of rain 40%.
Wednesday Night... Showers and thunderstorms likely in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the upper 60s. West winds around 5 mph. Chance of rain 90%.
Thursday... Showers likely in the morning. Not as warm with highs in the lower 80s. Northwest winds around 5 mph. Chance of rain 70%.
Thursday Night... Partly cloudy in the evening, then clearing. Lows in the upper 50s.
Friday... Mostly clear. Highs in the lower 80s. Lows in the lower 60s.
Friday Night... Mostly clear. Highs in the lower 80s. Lows in the lower 60s.
Saturday... Partly cloudy. A 30% chance of showers. Highs in the upper 80s. Lows in the mid 60s.
Saturday Night... Partly cloudy. A 30% chance of showers. Highs in the upper 80s. Lows in the mid 60s.
Sunday... Partly cloudy. Highs in the mid 80s. Lows in the mid 60s.
POP = Probability of Precipitation
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