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Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

72°F

22°C

Humidity 44%
Wind Speed SE 3 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 10 Oct 6:54 pm CDT
Extended Forecast for

South Pekin IL

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Southeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 16 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 63. Calm wind becoming south southeast around 5 mph in the evening.

    Low: 63 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 90. Southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 21 mph.

    Low: 70 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers after 1am. Mostly clear, with a low around 62. North northeast wind around 5 mph.

    Low: 62 °F

    Clear then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely. Partly sunny, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Southeast wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Sunday
Sunny, with a high near 83. Calm wind.
Sunday Night
Increasing clouds, with a low around 63. Calm wind becoming south southeast around 5 mph in the evening.
Columbus Day
Sunny, with a high near 90. Southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 85. Southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A 50 percent chance of showers after 1am. Mostly clear, with a low around 62. North northeast wind around 5 mph.
Wednesday
Showers likely. Partly sunny, with a high near 76. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Pekin IL
 40.52°N 89.65°W (Elev. 482 ft)
Last Update:
7:36 pm CDT Oct 10, 2026
Forecast Valid:
7pm CDT Oct 10, 2026-6pm CDT Oct 17, 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