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.

Overcast

11°F

-12°C

Humidity 73%
Wind Speed NW 15 mph
Barometer 30.56 in (1036.0 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 23 Feb 3:54 am CST
Extended Forecast for

Clayton IL

  • Today

    Today: Sunny, with a high near 30. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. Light and variable wind becoming south 8 to 13 mph after midnight. Winds could gust as high as 21 mph.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Breezy, with a south wind 15 to 22 mph becoming west in the afternoon. Winds could gust as high as 36 mph.

    High: 52 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 8 to 14 mph, with gusts as high as 29 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Northwest wind 6 to 8 mph becoming northeast in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain and snow likely, mainly after midnight. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of rain and snow before noon. Partly sunny, with a high near 43. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 30. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 19. Light and variable wind becoming south 8 to 13 mph after midnight. Winds could gust as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 52. Breezy, with a south wind 15 to 22 mph becoming west in the afternoon. Winds could gust as high as 36 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 8 to 14 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 45. Northwest wind 6 to 8 mph becoming northeast in the afternoon.
Wednesday Night
Rain and snow likely, mainly after midnight. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of rain and snow before noon. Partly sunny, with a high near 43. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clayton IL
 40.03°N 90.94°W (Elev. 728 ft)
Last Update:
12:25 am CST Feb 23, 2026
Forecast Valid:
4am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation