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Utica, IL Weather Forecast
Utica, IL Weather Forecast Date: 111 PM CDT Sat Sep 26 2026
The area/counties/county of: La Salle, including the cities of: Ottawa, Streator, La Salle, Mendota, and Marseilles.or toggle through each period.
This Afternoon... Partly cloudy. Highs in the lower 70s. East winds around 5 mph.
Tonight... Partly cloudy. A slight chance of sprinkles late. Lows around 50. East winds around 5 mph.
Sunday... Partly cloudy. Highs in the lower 70s. Northeast winds around 5 mph.
Sunday Night... Partly cloudy. Lows in the upper 40s. Northeast winds around 5 mph.
Monday... Partly cloudy in the morning, then becoming sunny. Highs in the mid 70s. Northeast winds around 5 mph in the morning, becoming light and variable.
Monday Night... Mostly clear. Lows in the mid 50s.
Tuesday... Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 70s.
Tuesday Night... Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 50%.
Wednesday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s.
Wednesday Night... Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 60s. Chance of precipitation 60%.
Thursday... Showers likely. Highs in the lower 70s. Chance of precipitation 70%.
Thursday Night... Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of precipitation 50%.
POP = Probability of Precipitation
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