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Denby, IL 7-Day Night Weather Forecast
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Denby, IL Weather Forecast
Denby, IL Weather Forecast Date: 1158 PM CDT Thu Sep 17 2026
The area/counties/county of: Greene County Il, Jersey County Il.or toggle through each period.
Overnight... Mostly clear. Lows in the lower 70s. North winds around 5 mph.
Friday... Mostly sunny. Humid with highs in the lower 90s. Northeast winds 5 to 10 mph. Heat index values up to 103.
Friday Night... Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. East winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 20%.
Saturday... Partly sunny. Highs in the lower 90s. Southwest winds 5 to 10 mph.
Saturday Night... Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows around 70. Southwest winds around 5 mph. Chance of rain 20%.
Sunday... Mostly cloudy. A chance of showers and thunderstorms. Highs around 90. Lows in the mid 60s. Chance of rain 50%.
Sunday Night... Mostly cloudy. A chance of showers and thunderstorms. Highs around 90. Lows in the mid 60s. Chance of rain 50%.
Monday... Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Cooler with highs in the upper 70s. Chance of rain 60%.
Monday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a slight chance of showers. Lows in the upper 50s. Chance of rain 20%.
Tuesday... Partly sunny with a 20% chance of showers. Highs in the lower 70s.
Tuesday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s.
Wednesday... Partly cloudy. Highs in the upper 70s. Lows in the upper 50s.
POP = Probability of Precipitation
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