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Lerna, IL 7-Day Night Weather Forecast
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Lerna, IL Weather Forecast
Lerna, IL Weather Forecast Date: 637 AM CDT Sat Sep 05 2026
The area/counties/county of: Coles, including the cities of: Charleston and Mattoon.or toggle through each period.
Today... Sunny, hot with highs in the mid 90s. Northwest winds 5 to 10 mph. Heat index values up to 104.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 60s. Northeast winds 5 to 10 mph.
Sunday... Sunny. Not as warm with highs in the mid 80s. Northeast winds around 10 mph.
Sunday Night... Mostly clear. Lows around 60. Northeast winds 5 to 10 mph.
Labor Day... Sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Monday Night... Mostly clear. Lows in the lower 60s. Highs in the lower 90s.
Tuesday... Mostly clear. Lows in the lower 60s. Highs in the lower 90s.
Tuesday Night... Mostly clear. Hot. Lows in the lower 70s. Highs in the upper 90s.
Wednesday... Mostly clear. Hot. Lows in the lower 70s. Highs in the upper 90s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. A chance of showers. Lows in the upper 60s. Chance of rain 40%.
Thursday... Mostly sunny. A chance of showers in the morning. Not as warm with highs in the mid 80s. Chance of rain 40%.
Thursday Night... Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
POP = Probability of Precipitation
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