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.

Overcast

42°F

6°C

Humidity 85%
Wind Speed N 5 mph
Barometer 29.95 in (1014.4 mb)
Dewpoint 38°F (3°C)
Visibility 8.00 mi
Wind Chill39°F (4°C)
Last update 15 Feb 1:54 am CST
Extended Forecast for

Tremont IL

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 32. North northeast wind 3 to 5 mph.

    Low: 32 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 58. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 58 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 38. South southwest wind 3 to 7 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63. South southwest wind 7 to 16 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 41. South wind 6 to 8 mph, with gusts as high as 16 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. South southeast wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 54. South wind 15 to 18 mph, with gusts as high as 31 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Sunny, with a high near 67. Breezy.

    High: 67 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 32. North northeast wind 3 to 5 mph.
Sunday
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 58. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Sunday Night
Increasing clouds, with a low around 38. South southwest wind 3 to 7 mph.
Washington's Birthday
Mostly sunny, with a high near 63. South southwest wind 7 to 16 mph, with gusts as high as 25 mph.
Monday Night
Increasing clouds, with a low around 41. South wind 6 to 8 mph, with gusts as high as 16 mph.
Tuesday
Mostly cloudy, with a high near 62. South southeast wind 6 to 16 mph, with gusts as high as 28 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 54. South wind 15 to 18 mph, with gusts as high as 31 mph.
Wednesday
Sunny, with a high near 67. Breezy.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
A 30 percent chance of rain after noon. Mostly sunny, with a high near 63.
Thursday Night
A chance of rain. Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tremont IL
 40.52°N 89.51°W (Elev. 636 ft)
Last Update:
1:16 am CST Feb 15, 2026
Forecast Valid:
2am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation