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Utica, IL 7-Day Night Weather Forecast
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Utica, IL Weather Forecast
Utica, IL Weather Forecast Date: 636 PM CDT Wed Sep 23 2026
The area/counties/county of: La Salle, including the cities of: Ottawa, Streator, La Salle, Mendota, and Marseilles.or toggle through each period.
Tonight... Mostly cloudy. A chance of sprinkles early in the evening. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Thursday... Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. East winds 5 to 10 mph.
Thursday Night... Mostly cloudy. Lows in the upper 50s. East winds around 5 mph.
Friday... Mostly cloudy. Highs in the upper 60s. East winds around 5 mph.
Friday Night... Partly cloudy. Lows in the lower 50s. East winds around 5 mph.
Saturday... Mostly cloudy. Highs in the upper 60s.
Saturday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 20%.
Sunday... Mostly cloudy. Highs in the upper 60s.
Sunday Night... Partly cloudy. Lows in the lower 50s.
Monday... Partly cloudy. Highs in the lower 70s.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
Tuesday... Partly cloudy in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40%.
Tuesday Night... Showers likely. Lows in the lower 60s. Chance of precipitation 70%.
POP = Probability of Precipitation
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