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Fairfield, IL 7-Day Night Weather Forecast
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Fairfield, IL Weather Forecast
Fairfield, IL Weather Forecast Date: 117 PM CDT Fri Sep 04 2026
The area/counties/county of: Wayne County Il, including the city of Fairfield.or toggle through each period.
This Afternoon... Sunny, hot. Near steady temperature in the upper 90s. Southwest winds around 5 mph.
Tonight... Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.
Saturday... Sunny, hot with highs around 100. West winds around 5 mph.
Saturday Night... Mostly clear. Lows in the lower 70s. North winds around 5 mph.
Sunday... Sunny. Highs in the lower 90s. Northeast winds 5 to 10 mph.
Sunday Night... Mostly clear. Lows in the mid 60s. Highs in the lower 90s.
Monday... Mostly clear. Lows in the mid 60s. Highs in the lower 90s.
Tuesday... Mostly clear. Hot. Highs in the upper 90s. Lows in the lower 70s.
Wednesday... Mostly clear. Hot. Highs in the upper 90s. Lows in the lower 70s.
POP = Probability of Precipitation
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