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

75°F

24°C

Humidity 55%
Wind Speed NW 7 mph
Barometer 29.78 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 18 Jun 8:55 am CDT
Extended Forecast for

Fairfield Municipal Airport IL

  • Today

    Today: Mostly sunny, with a high near 82. West northwest wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 60. North northwest wind around 6 mph becoming calm in the evening.

    Low: 60 °F

    Decreasing
    Clouds

  • Juneteenth

    Juneteenth: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 83. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 83 °F

    Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Mostly cloudy, with a low around 65. West southwest wind 11 to 14 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 65 °F

    Showers

  • Monday

    Monday: A chance of showers before 1pm. Partly sunny, with a high near 78. North wind around 11 mph, with gusts as high as 18 mph.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 82. West northwest wind 6 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 60. North northwest wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 82. Calm wind.
Friday Night
Partly cloudy, with a low around 62. Calm wind.
Saturday
Mostly sunny, with a high near 84. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 83. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Mostly cloudy, with a low around 65. West southwest wind 11 to 14 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Monday
A chance of showers before 1pm. Partly sunny, with a high near 78. North wind around 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 58. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 79. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 60. Calm wind.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Light and variable wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfield Municipal Airport IL
 38.38°N 88.4°W
Last Update:
8:36 am CDT Jun 18, 2026
Forecast Valid:
9am CDT Jun 18, 2026-6pm CDT Jun 24, 2026
 
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Additional Resources

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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