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

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

25°F

-4°C

Humidity 97%
Wind Speed S 9 mph
Barometer 30.31 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 11 Jan 11:55 pm CST
Extended Forecast for

Galesburg IL

  • Overnight

    Overnight: Increasing clouds, with a low around 24. Southwest wind around 10 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 45. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 45 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Increasing clouds, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 36. Breezy, with a north northwest wind 16 to 22 mph, with gusts as high as 38 mph.

    High: 36 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15. North wind 9 to 18 mph, with gusts as high as 34 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

Detailed Forecast

Overnight
Increasing clouds, with a low around 24. Southwest wind around 10 mph, with gusts as high as 23 mph.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 45. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Northwest wind 10 to 15 mph, with gusts as high as 26 mph.
Wednesday
Mostly cloudy, with a high near 36. Breezy, with a north northwest wind 16 to 22 mph, with gusts as high as 38 mph.
Wednesday Night
Partly cloudy, with a low around 15. North wind 9 to 18 mph, with gusts as high as 34 mph.
Thursday
Mostly sunny, with a high near 29.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 40 percent chance of snow after noon. Mostly cloudy, with a high near 37.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 23.
Saturday Night
Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 24.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
10:57 pm CST Jan 11, 2026
Forecast Valid:
12am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation