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La Grange, Illinois Weather Forecast
La Grange, Illinois Weather
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Weather Forecast for La Grange, Illinois : Brown County
Issued: 6:26 am CST Dec 13, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
100% chance of snow on Today Mostly Clear on Tonight Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday 20% chance of rain on Thursday Partly Sunny on Friday
High: 9 °F Low: -5°F High: 7 °F High: 34°F High: 40°F High: 47°F High: 48°F High: 40°F
Low: -2 °F Low: 19°F Low: 29°F Low: 37°F Low: 21°F  
Snow Mostly Clear Sunny Sunny Mostly Sunny Partly Sunny Rain Partly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
14°
Feels like 0°F
Cloudy
as of 7:55 AM CST
Rel. Humidity: 78%
Dew Point: 9°F
Visibility: 2 1/2 Miles
Pressure: 30.25 in.
Flight Rule: IFR
Wind Data
12 MPH
330° Northwest
Cloud Level(s): Scattered at 3000ft, Broken at 3600ft, Solid Overcast at 5000ft
Current Conditions at
QUINCY - (KUIN)
10°
Feels like -4°F
Cloudy
Light Snow Mist
as of 7:54 AM CST
Rel. Humidity: 84%
Dew Point: 7°F
Visibility: 1 1/4 Miles
Pressure: 30.25 in.
Flight Rule: IFR
Wind Data
13 MPH
020° North
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
Cloudy
Snow
as of 7:55 AM CST
Rel. Humidity: 92%
Dew Point: 7°F
Visibility: 1/2 Miles
Pressure: 30.30 in.
Flight Rule: IFR
Wind Data
8 MPH
350° North
Cloud Level(s): Solid Overcast at 1000ft
100% chance of snow Today Today... Snow, mainly before 5pm. Temperature falling to around 9 by 5pm. North wind 8 to 10 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around -5. Wind chill values as low as -20. Northwest wind 9 to 11 mph, with gusts as high as 24 mph.

Sunny on Sunday Sunday... Sunny and cold, with a high near 7. Wind chill values as low as -20. Northwest wind 5 to 10 mph becoming light in the afternoon. Winds could gust as high as 22 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a temperature falling to near -2 by 10pm, then rising to around 9 during the remainder of the night. Wind chill values as low as -15. Light south wind increasing to 8 to 13 mph after midnight. Winds could gust as high as 20 mph.

Sunny on Monday Monday... Sunny, with a high near 34. Southwest wind 7 to 14 mph, with gusts as high as 21 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 19.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 40.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 29.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 47.

20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 37.

20% chance of rain Thursday Thursday... A 20 percent chance of rain. Mostly sunny, with a high near 48.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 21.

Partly Sunny on Friday Friday... Partly sunny, with a high near 40.

Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:16 AM
Sunset: 4:37 PM
Civil Sunrise:06:45 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:15 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.