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Village of Pecatonica, ILPecatonica, IL 7-Day Night Weather Forecast
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Pecatonica, IL Weather Forecast
Pecatonica, IL Weather Forecast Date: 736 PM CDT Sat Sep 05 2026
The area/counties/county of: Winnebago, including the city of Rockford.or toggle through each period.
Tonight... Partly cloudy. Lows around 60. Northeast winds 5 to 10 mph.
Sunday... Partly cloudy. Highs in the lower 80s. East winds around 5 mph, increasing to around 10 mph in the afternoon.
Sunday Night... Partly cloudy. Lows in the upper 50s. East winds 5 to 10 mph.
Labor Day... Partly cloudy. Highs in the lower 80s. Southeast winds 5 to 10 mph.
Monday Night... Partly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph.
Tuesday... Partly cloudy. Highs in the upper 80s.
Tuesday Night... Partly cloudy in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows around 70. Chance of precipitation 40%.
Wednesday... Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs in the upper 80s. Chance of precipitation 20%.
Wednesday Night... Partly cloudy. Lows around 60.
Thursday... Mostly cloudy in the morning, then becoming partly cloudy. Highs around 80.
Thursday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s.
Friday... Partly cloudy. Highs in the lower 80s.
Friday Night... Partly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
Pecatonica Radar Loop
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