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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: 8:26 am CST Jan 30, 2026 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
20% chance of snow on Today 20% chance of snow on Tonight Sunny on Saturday Partly Sunny on Sunday Partly Sunny on Monday 30% chance of rain & snow on Tuesday 20% chance of snow on Wednesday Partly Sunny on Thursday
High: 16°F Low: 5 °F High: 19°F High: 27°F High: 32°F High: 34°F High: 31°F High: 33°F
Low: 1 °F Low: 19°F Low: 19°F Low: 23°F Low: 18°F  
Snow Snow Sunny Partly Sunny Partly Sunny Rain & Snow Snow Partly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
7°
Clear
as of 10:15 AM CST
Rel. Humidity: 84%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.44 in.
Flight Rule: VFR
Wind Data
5 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
7°
Clear
as of 9:54 AM CST
Rel. Humidity: 71%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.44 in.
Flight Rule: VFR
Wind Data
3 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
12°
Clear
as of 10:15 AM CST
Rel. Humidity: 66%
Dew Point: 3°F
Pressure: 30.46 in.
Wind Data
6 MPH
0° North
Cloud Level(s): Clear
20% chance of snow Today Today... A chance of flurries after 1pm. Increasing clouds and cold, with a high near 16. North wind 6 to 11 mph.
20% chance of snow Tonight Tonight... A chance of flurries before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 5. North wind around 11 mph.
Sunny on Saturday Saturday... Sunny and cold, with a high near 19. Northwest wind 6 to 10 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 1. West wind around 5 mph becoming calm.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 27. South wind 5 to 9 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 19.
Partly Sunny on Monday Monday... Partly sunny, with a high near 32.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 19.
30% chance of rain & snow Tuesday Tuesday... A chance of rain and snow after noon. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
30% chance of rain & snow Tuesday Night Tuesday Night... A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
20% chance of snow Wednesday Wednesday... A 20 percent chance of snow. Mostly cloudy, with a high near 31.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 18.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 33.
Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:12 AM
Sunset: 5:19 PM
Civil Sunrise:06:43 AM
Civil Sunset: 5:48 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 6:20 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:52 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.