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

Quincy Regional Airport-Baldwin Field (KUIN)

Lat: 39.94°NLon: 91.2°WElev: 759ft.

Mostly Cloudy

74°F

23°C

Humidity 69%
Wind Speed N 8 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 Oct 2:54 pm CDT
Extended Forecast for

Clayton IL

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Cloudy, with a low around 60. East wind around 7 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Cloudy then
    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 73. East wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%.

    High: 73 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy, with a low around 46. Northwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 53. Breezy, with a northwest wind 18 to 23 mph, with gusts as high as 36 mph.

    High: 53 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 4am. Cloudy, with a low around 60. East wind around 7 mph. Chance of precipitation is 30%.
Thursday
Showers and possibly a thunderstorm, mainly before 1pm, then a chance of showers and thunderstorms after 1pm. High near 73. East wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 100%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Cloudy, with a low around 46. Northwest wind 10 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 53. Breezy, with a northwest wind 18 to 23 mph, with gusts as high as 36 mph.
Friday Night
Partly cloudy, with a low around 37. North wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Saturday
Sunny, with a high near 59.
Saturday Night
Clear, with a low around 39.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 44.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clayton IL
 40.01°N 90.95°W (Elev. 702 ft)
Last Update:
2:06 pm CDT Oct 14, 2026
Forecast Valid:
3pm CDT Oct 14, 2026-6pm CDT Oct 21, 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