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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: 5:16 am CST Jan 19, 2026 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

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M.L.King Day Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Sunny on M.L.King Day Increasing Clouds on Tonight Mostly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Mostly Cloudy on Friday 20% chance of snow on Saturday 20% chance of snow on Sunday
High: 15°F Low: 10°F High: 31°F High: 38°F High: 31°F High: 16°F High: 10°F High: 21°F
  Low: 25°F Low: 18°F Low: 9°F Low: -5°F Low: 3°F  
Sunny Increasing Clouds Mostly Sunny Mostly Sunny Mostly Sunny Mostly Cloudy Snow Snow
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
10°
Feels like -7°F
Partly Cloudy
as of 4:55 AM CST
Rel. Humidity: 60%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 29 MPH
300° Northwest
Cloud Level(s): Scattered at 1700ft
Current Conditions at
QUINCY - (KUIN)
7°
Feels like -11°F
Clear
as of 4:54 AM CST
Rel. Humidity: 55%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 26 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
5°
Feels like -17°F
Cloudy
as of 4:55 AM CST
Rel. Humidity: 60%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: MVFR
Wind Data
26 MPH
Gust: 32 MPH
290° West
Cloud Level(s): Solid Overcast at 2200ft
Sunny on M.L.King Day M.L.King Day... Sunny and cold, with a high near 15. Wind chill values as low as -15. Blustery, with a west wind 16 to 21 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 30 mph.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 10. Southwest wind 3 to 6 mph.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 31. South wind 3 to 8 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 25. South wind 7 to 15 mph becoming southwest after midnight. Winds could gust as high as 24 mph.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 38. West wind 11 to 14 mph, with gusts as high as 22 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 18.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 31.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 9.
Mostly Cloudy on Friday Friday... Mostly cloudy and cold, with a high near 16.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -5.
20% chance of snow Saturday Saturday... A 20 percent chance of snow. Partly sunny and cold, with a high near 10.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 3.
20% chance of snow Sunday Sunday... A 20 percent chance of snow. Mostly sunny, with a high near 21.
Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:20 AM
Sunset: 5:06 PM
Civil Sunrise:06:50 AM
Civil Sunset: 5:35 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 6:08 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:41 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.