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

59°F

15°C

Humidity 69%
Wind Speed S 5 mph
Barometer 30.05 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 19 Mar 10:35 am CDT
Extended Forecast for

Galesburg IL

  • Today

    Today: Sunny, with a high near 65. Southeast wind 3 to 5 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. West southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. North northwest wind 5 to 7 mph becoming light and variable in the evening.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74. Light and variable wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. South wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 72. South southwest wind 11 to 18 mph becoming north in the afternoon. Winds could gust as high as 29 mph.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 65. Southeast wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 45. Light and variable wind becoming southwest around 6 mph after midnight.
Friday
Mostly sunny, with a high near 71. West southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 44. North northwest wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 74. Light and variable wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
Mostly clear, with a low around 54. South wind 7 to 11 mph, with gusts as high as 23 mph.
Sunday
Partly sunny, with a high near 72. South southwest wind 11 to 18 mph becoming north in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 66.
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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:
10:11 am CDT Mar 19, 2026
Forecast Valid:
10am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation