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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: 1:41 am CST Dec 11, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Overnight 80% chance of snow on Thursday Mostly Cloudy on Friday 80% chance of snow on Saturday Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday
Low: 21°F High: 30°F High: 31°F High: 16°F High: 6°F High: 32°F High: 38°F High: 44°F
Low: 30°F Low: 13°F Low: -7°F Low: -3°F Low: 17°F Low: 31°F  
Mostly Cloudy Snow Mostly Cloudy Snow Sunny Sunny Mostly Sunny Partly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
27°
Cloudy
as of 2:15 AM CST
Rel. Humidity: 68%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
8 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
QUINCY - (KUIN)
27°
Feels like 17°F
Cloudy
as of 1:54 AM CST
Rel. Humidity: 73%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
9 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 2400ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
25°
Feels like 13°F
Cloudy
as of 2:15 AM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: MVFR
Wind Data
12 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 2000ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 21. Northwest wind 5 to 9 mph.
80% chance of snow Thursday Thursday... Snow, mainly after 3pm. High near 30. Light and variable wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
80% chance of snow Thursday Night Thursday Night... Snow, mainly before 11pm. Steady temperature around 30. Southeast wind around 8 mph becoming north after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 31. Northwest wind 8 to 10 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 13. Northwest wind around 10 mph.
80% chance of snow Saturday Saturday... Snow. High near 16. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around -7.
Sunny on Sunday Sunday... Sunny and cold, with a high near 6.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around -3.
Sunny on Monday Monday... Sunny, with a high near 32.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 17.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 38.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 44.
Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:14 AM
Sunset: 4:37 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:14 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.