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Dewey, IL Weather Forecast
Dewey, IL Weather Forecast Date: 737 PM CDT Tue Sep 22 2026
The area/counties/county of: Champaign, including the cities of: Champaign and Urbana.or toggle through each period.
Tonight... Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Wednesday... Mostly cloudy. Scattered sprinkles in the morning. Highs in the upper 60s. Northeast winds around 10 mph.
Wednesday Night... Mostly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Thursday... Partly sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph.
Thursday Night... Mostly cloudy. Lows in the mid 50s. East winds around 5 mph.
Friday... Partly cloudy. Highs around 70. Lows in the upper 40s.
Saturday... Partly cloudy. Highs around 70. Lows in the upper 40s.
Saturday Night... Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s.
Sunday... Mostly cloudy. Lows in the lower 50s. Highs in the lower 70s.
Sunday Night... Partly cloudy. Lows in the mid 50s. Highs in the mid 70s.
Monday... Partly cloudy. Lows in the mid 50s. Highs in the mid 70s.
POP = Probability of Precipitation
Dewey Radar Loop
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