Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

49°F

9°C

Humidity 61%
Wind Speed NE 8 mph
Barometer 30.24 in (1023.9 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 21 May 2:54 am CDT
Extended Forecast for

Farmington IL

  • Overnight

    Overnight: Partly cloudy, with a low around 46. East northeast wind around 8 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 69. East wind 9 to 11 mph, with gusts as high as 21 mph.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. East northeast wind around 10 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers after 1pm.  Mostly cloudy, with a high near 67. East wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers.  Cloudy, with a low around 55. East northeast wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 55 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 77. West wind 6 to 8 mph.

    High: 77 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. Light west wind.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 46. East northeast wind around 8 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 69. East wind 9 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 52. East northeast wind around 10 mph, with gusts as high as 22 mph.
Friday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 67. East wind 9 to 11 mph, with gusts as high as 22 mph.
Friday Night
A 50 percent chance of showers. Cloudy, with a low around 55. East northeast wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 77. West wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 56. Light west wind.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 57.
Memorial Day
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A chance of showers. Partly sunny, with a high near 84.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Farmington IL
 40.69°N 90.02°W (Elev. 758 ft)
3:36 am CDT May 21, 2026
3am CDT May 21, 2026-6pm CDT May 27, 2026
 
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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