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

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Partly Cloudy

40°F

4°C

Humidity 40%
Wind Speed NA
Barometer 30.20 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 24 Mar 9:55 pm CDT
Extended Forecast for

Fairbury IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southeast wind around 5 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 57 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 33. Breezy, with a north northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 33 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 73. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 15 mph.
Thursday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers. Mostly cloudy, with a low around 33. Breezy, with a north northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 47.
Friday Night
Clear, with a low around 26.
Saturday
Sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 74.
Monday Night
A chance of showers. Mostly cloudy, with a low around 51.
Tuesday
A chance of showers. Mostly cloudy, with a high near 72. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fairbury IL
 40.75°N 88.51°W
Last Update:
8:46 pm CDT Mar 24, 2026
Forecast Valid:
10pm CDT Mar 24, 2026-6pm CDT Mar 31, 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