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Charleston, IL 7-Day Night Weather Forecast
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Charleston, IL Weather Forecast
Charleston, IL Weather Forecast Date: 637 AM CDT Sun Oct 18 2026
The area/counties/county of: Coles, including the cities of: Charleston and Mattoon.or toggle through each period.
Today... Widespread frost this morning. Sunny. Highs in the mid 60s. South winds 5 to 10 mph.
Tonight... Clear. Lows in the upper 30s. Southeast winds around 5 mph.
Monday... Patchy frost in the morning. Sunny. Highs around 70. Light and variable winds, becoming southeast around 5 mph in the afternoon.
Monday Night... Mostly clear. Lows in the upper 30s. Light and variable winds.
Tuesday... Sunny. Highs in the lower 70s. Light and variable winds.
Tuesday Night... Mostly clear. Lows in the lower 40s.
Wednesday... Clear. Highs in the mid 70s. Lows in the mid 40s.
Wednesday Night... Clear. Highs in the mid 70s. Lows in the mid 40s.
Thursday... Sunny. Highs in the upper 70s.
Thursday Night... Clear. Lows in the mid 40s.
Friday... Mostly clear. Highs in the upper 70s. Lows in the mid 40s.
POP = Probability of Precipitation
Charleston Radar Loop
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