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Round Grove, IL 7-Day Night Weather Forecast
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Round Grove, IL Weather Forecast
Round Grove, IL Weather Forecast Date: 952 PM CST Tue Mar 03 2026
The area/counties/county of: Whiteside, including the city of Sterling.or toggle through each period.
Tonight... Mostly cloudy. Lows in the lower 30s. Northeast winds around 5 mph.
Wednesday... Mostly cloudy. A slight chance of rain in the morning. Highs in the lower 50s. East winds 5 to 10 mph. Chance of rain 20%.
Wednesday Night... Cloudy. A chance of showers in the evening, then showers likely after midnight. Patchy fog. Lows around 40. East winds around 5 mph. Chance of rain 70%.
Thursday... Mostly cloudy. Showers likely in the morning. Highs in the upper 50s. North winds around 5 mph, becoming west in the afternoon. Chance of rain 60%.
Thursday Night... Mostly cloudy. A chance of rain after midnight. Lows in the lower 40s. Southeast winds 5 to 10 mph. Chance of rain 40%.
Friday... Rain, warmer with highs in the lower 70s. Chance of rain near 100%.
Friday Night... A chance of thunderstorms. Rain. Lows in the upper 40s. Chance of rain 90%.
Saturday... Mostly cloudy in the morning, then becoming mostly sunny. Cooler with highs in the upper 50s.
Saturday Night... Mostly clear. Lows in the upper 30s. Highs in the lower 60s.
Sunday... Mostly clear. Lows in the upper 30s. Highs in the lower 60s.
Monday... Mostly clear. Highs in the upper 60s. Lows in the upper 40s.
Monday Night... Mostly clear. Highs in the upper 60s. Lows in the upper 40s.
POP = Probability of Precipitation
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