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Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

67°F

19°C

Humidity 76%
Wind Speed SW 8 mph
Barometer 29.82 in (1009.2 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 13 Oct 3:54 am CDT
Extended Forecast for

Tremont IL

  • Today

    Today: Sunny, with a high near 87. West wind 7 to 9 mph, with gusts as high as 18 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 66. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 72. Light and variable wind becoming north northeast 5 to 8 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind around 10 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 4pm. High near 70. East northeast wind around 8 mph becoming south southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 70 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 48. Northwest wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 58. Breezy, with a north northwest wind 20 to 22 mph, with gusts as high as 32 mph.

    High: 58 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Areas Frost
    then Sunny

Detailed Forecast

Today
Sunny, with a high near 87. West wind 7 to 9 mph, with gusts as high as 18 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 66. Calm wind becoming northeast around 5 mph after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 72. Light and variable wind becoming north northeast 5 to 8 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind around 10 mph, with gusts as high as 18 mph.
Thursday
Showers, with thunderstorms also possible after 4pm. High near 70. East northeast wind around 8 mph becoming south southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 48. Northwest wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 58. Breezy, with a north northwest wind 20 to 22 mph, with gusts as high as 32 mph.
Friday Night
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 61.
Saturday Night
Clear, with a low around 38.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tremont IL
 40.52°N 89.48°W (Elev. 659 ft)
Last Update:
4:36 am CDT Oct 13, 2026
Forecast Valid:
4am CDT Oct 13, 2026-6pm CDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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