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

29°F

-2°C

Humidity 74%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 2 Feb 7:55 pm CST
Extended Forecast for

Fairfield IL

  • Tonight

    Tonight: Cloudy, with a low around 25. Light and variable wind.

    Low: 25 °F

    Cloudy

  • Tuesday

    Tuesday: A chance of snow and freezing rain before noon, then a chance of snow between noon and 5pm. Mostly cloudy, with a high near 34. Light and variable wind becoming north northeast 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 34 °F

    Chance Wintry
    Mix then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North wind around 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 29. North wind 3 to 6 mph.

    High: 29 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. Calm wind.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 33. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. West southwest wind 6 to 10 mph becoming northwest in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. North wind 3 to 5 mph.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 25. Light and variable wind.
Tuesday
A chance of snow and freezing rain before noon, then a chance of snow between noon and 5pm. Mostly cloudy, with a high near 34. Light and variable wind becoming north northeast 5 to 9 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 18. North wind around 6 mph.
Wednesday
Partly sunny, with a high near 29. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 13. Calm wind.
Thursday
Partly sunny, with a high near 33. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 26. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 43. West southwest wind 6 to 10 mph becoming northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 21. North wind 3 to 5 mph.
Saturday
Sunny, with a high near 33. Light and variable wind becoming east northeast around 5 mph.
Saturday Night
Partly cloudy, with a low around 21. Calm wind becoming southeast around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 37. South southeast wind around 6 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 23. Light and variable wind.
Monday
Mostly sunny, with a high near 44. South southeast wind 3 to 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield IL
 38.38°N 88.37°W
Last Update:
4:52 pm CST Feb 2, 2026
Forecast Valid:
8pm CST Feb 2, 2026-6pm CST Feb 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation