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

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

75°F

24°C

Humidity 26%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 28 Sep 4:54 pm CDT
Extended Forecast for

Tremont IL

  • Tonight

    Tonight: Clear, with a low around 51. Light and variable wind becoming northeast around 5 mph.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. South wind 3 to 8 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 63. South southeast wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 82. South wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 82 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 68. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers. High near 76. South southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. North northeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 51. Light and variable wind becoming northeast around 5 mph.
Tuesday
Sunny, with a high near 81. South wind 3 to 8 mph.
Tuesday Night
Increasing clouds, with a low around 63. South southeast wind 6 to 8 mph, with gusts as high as 15 mph.
Wednesday
Mostly cloudy, with a high near 82. South wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 68. South wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday
Showers. High near 76. South southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. North northeast wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 67.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tremont IL
 40.52°N 89.48°W (Elev. 659 ft)
Last Update:
2:01 pm CDT Sep 28, 2026
Forecast Valid:
5pm CDT Sep 28, 2026-6pm CDT Oct 5, 2026
 
Forecast Discussion
 
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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