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

Hazardous Weather Conditions

Current conditions at

Fairfield, Fairfield Municipal Airport (KFWC)

Lat: 38.38°NLon: 88.41°WElev: 436ft.

Fair

19°F

-7°C

Humidity 46%
Wind Speed W 10 G 21 mph
Barometer 30.37 in
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 19 Jan 9:55 am CST
Extended Forecast for

Fairfield IL

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 21. Wind chill values as low as -3. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 21 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 10. West northwest wind around 5 mph becoming calm in the evening.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 34. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 34 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 25. South wind 6 to 14 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. West wind around 6 mph.

    Low: 24 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West northwest wind 3 to 6 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. Calm wind becoming north around 6 mph after midnight.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 27. North wind 6 to 10 mph.

    High: 27 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Sunny, with a high near 21. Wind chill values as low as -3. West northwest wind 8 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 10. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 34. Calm wind becoming south southwest 5 to 8 mph in the morning.
Tuesday Night
Increasing clouds, with a low around 25. South wind 6 to 14 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 46. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 24. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 35. West northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 19. Calm wind becoming north around 6 mph after midnight.
Friday
Mostly cloudy, with a high near 27. North wind 6 to 10 mph.
Friday Night
A slight chance of snow showers. Mostly cloudy, with a low around 5. North wind around 10 mph, with gusts as high as 20 mph.
Saturday
A slight chance of snow showers. Mostly cloudy, with a high near 16. North northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 7. North northeast wind around 7 mph.
Sunday
Mostly sunny, with a high near 23. North northeast wind around 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield IL
 38.38°N 88.37°W
Last Update:
8:01 am CST Jan 19, 2026
Forecast Valid:
10am CST Jan 19, 2026-6pm CST Jan 25, 2026
 
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