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Evansville, IL Weather Forecast
Evansville, IL Weather Forecast Date: 902 PM CDT Sat Sep 05 2026
The area/counties/county of: Randolph County Il, including the cities of: Chester and Sparta.or toggle through each period.
Tonight... Partly cloudy with a slight chance of showers and thunderstorms this evening, then mostly clear after midnight. Lows in the lower 70s. North winds around 5 mph. Chance of rain 20%.
Sunday... Sunny. Not as warm with highs around 90. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the lower 60s. Northeast winds 5 to 10 mph.
Labor Day... Sunny. Highs in the upper 80s. East winds around 5 mph.
Monday Night... Mostly clear. Lows in the lower 60s. East winds around 5 mph in the evening, becoming light and variable.
Tuesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 105.
Wednesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 105.
Wednesday Night... Mostly clear with a slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 30%. Heat index values up to 100 early in the evening.
Thursday... Partly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Not as warm with highs in the upper 80s. Chance of rain 50%.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 20%.
Friday... Partly cloudy. A 20% chance of showers. Highs in the upper 80s. Lows in the lower 60s.
Friday Night... Partly cloudy. A 20% chance of showers. Highs in the upper 80s. Lows in the lower 60s.
POP = Probability of Precipitation
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