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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 AM CDT Sun Oct 25 2026
The area/counties/county of: Wayne County Il, including the city of Fairfield.or toggle through each period.
Overnight... Mostly clear. Near steady temperature in the mid 40s. Calm winds.
Sunday... Mostly sunny. Highs in the upper 70s. Calm winds.
Sunday Night... Partly cloudy. Lows in the upper 40s. Calm winds.
Monday... Partly sunny. Highs in the upper 70s. Calm winds, becoming southwest around 5 mph in the afternoon.
Monday Night... Partly cloudy. Lows in the upper 40s. Calm winds.
Tuesday... Mostly cloudy. Highs in the mid 70s. Lows around 50.
Tuesday Night... Mostly cloudy. Highs in the mid 70s. Lows around 50.
Wednesday... Sunny. Highs in the upper 70s.
Wednesday Night... Clear. Lows in the lower 50s.
Thursday... Mostly clear. Highs around 80. Lows around 50.
Thursday Night... Mostly clear. Highs around 80. Lows around 50.
Friday... Mostly sunny. Highs in the upper 70s.
Friday Night... Mostly cloudy. Lows in the mid 50s. Highs in the mid 70s.
POP = Probability of Precipitation
Fairfield Radar Loop
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