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Fayette, IL 7-Day Night Weather Forecast
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Fayette, IL Weather Forecast
Fayette, IL Weather Forecast Date: 433 AM CDT Thu Sep 03 2026
The area/counties/county of: Greene County Il, Jersey County Il.or toggle through each period.
Today... Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph.
Tonight... Mostly clear. Lows in the mid 70s. South winds around 5 mph. Heat index values up to 102 early in the evening.
Friday... Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph.
Friday Night... Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable. Heat index values up to 103 early in the evening.
Saturday... Sunny, hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 104.
Saturday Night... Mostly clear. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 100.
Sunday... Mostly clear. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 100.
Sunday Night... Mostly clear. Lows in the upper 60s. Highs in the lower 90s.
Monday... Mostly clear. Lows in the upper 60s. Highs in the lower 90s.
Tuesday... Mostly clear. Lows in the upper 60s. Highs in the lower 90s.
Tuesday Night... Mostly clear. Lows in the lower 70s.
POP = Probability of Precipitation
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