National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Fair

24°F

-4°C

Humidity 63%
Wind Speed E 7 mph
Barometer 30.29 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 8 Feb 5:15 am CST
Extended Forecast for

4 Miles S Johnsonville IL

  • Today

    Today: Partly sunny, with a high near 37. East southeast wind 6 to 10 mph.

    High: 37 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. East wind around 6 mph becoming calm after midnight.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Calm wind becoming south southwest around 6 mph in the evening.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. West wind 5 to 7 mph becoming light and variable in the afternoon.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 32. North wind 3 to 6 mph.

    Low: 32 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 48. North northeast wind 3 to 6 mph.

    High: 48 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Calm wind becoming east northeast around 5 mph after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, mainly after noon. Mostly cloudy, with a high near 44. East northeast wind 5 to 7 mph.

    High: 44 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 37. East southeast wind 6 to 10 mph.
Tonight
Partly cloudy, with a low around 26. East wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 49. Calm wind.
Monday Night
Mostly clear, with a low around 35. Calm wind becoming south southwest around 6 mph in the evening.
Tuesday
Partly sunny, with a high near 57. West wind 5 to 7 mph becoming light and variable in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 32. North wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 48. North northeast wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 30. Calm wind becoming east northeast around 5 mph after midnight.
Thursday
A chance of showers, mainly after noon. Mostly cloudy, with a high near 44. East northeast wind 5 to 7 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 29. East northeast wind around 6 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 47. East northeast wind around 7 mph.
Friday Night
A chance of showers. Partly cloudy, with a low around 29. East wind 5 to 7 mph.
Saturday
A chance of showers. Mostly cloudy, with a high near 46. Southeast wind 7 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Johnsonville IL
 38.45°N 88.54°W
Last Update:
5:06 am CST Feb 8, 2026
Forecast Valid:
5am CST Feb 8, 2026-6pm CST Feb 14, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation