Current conditions at

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Fair

77°F

25°C

Humidity 40%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Oct 6:15 pm CDT
Extended Forecast for

Fairfield IL

  • Tonight

    Tonight: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 91. Light southwest wind increasing to 6 to 11 mph in the morning.

    High: 91 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 66. South southwest wind around 7 mph.

    Low: 66 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Southwest wind 7 to 10 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Mostly clear, with a low around 69. South southwest wind 3 to 6 mph.  Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 85. Calm wind becoming southwest around 6 mph in the morning.  Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 64. Light and variable wind.  Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79. East northeast wind 5 to 9 mph becoming southeast in the afternoon.

    High: 79 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. East southeast wind 7 to 11 mph becoming west northwest after midnight.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Calm wind.
Columbus Day
Sunny, with a high near 91. Light southwest wind increasing to 6 to 11 mph in the morning.
Monday Night
Clear, with a low around 66. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 92. Southwest wind 7 to 10 mph.
Tuesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 69. South southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Wednesday
Showers and possibly a thunderstorm. High near 85. Calm wind becoming southwest around 6 mph in the morning. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 70%.
Thursday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. East northeast wind 5 to 9 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. East southeast wind 7 to 11 mph becoming west northwest after midnight.
Friday
Partly sunny, with a high near 68. Breezy, with a northwest wind 15 to 21 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 40. North northwest wind 10 to 18 mph, with gusts as high as 24 mph.
Saturday
Sunny, with a high near 59. North wind 9 to 13 mph.
Saturday Night
Clear, with a low around 35. Calm wind.
Sunday
Sunny, with a high near 66. Calm wind becoming south around 6 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield IL
 38.38°N 88.37°W
2:01 pm CDT Oct 11, 2026
6pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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