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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: 11:17 am CST Dec 23, 2025 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Christmas Day Friday Saturday Sunday Monday
Sunny on Today Increasing Clouds on Tonight Cloudy on Wednesday Mostly Cloudy on Christmas Day Mostly Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Sunny on Monday
High: 58°F Low: 34°F High: 52°F High: 57°F High: 65°F High: 65°F High: 34°F High: 27°F
Low: 44°F Low: 50°F Low: 44°F Low: 27°F Low: 13°F  
Sunny Increasing Clouds Cloudy Mostly Cloudy Mostly Sunny Partly Sunny Sunny Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
55°
Clear
as of 11:15 AM CST
Rel. Humidity: 71%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
7 MPH
260° West
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
54°
Clear
as of 10:54 AM CST
Rel. Humidity: 71%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
7 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
52°
Clear
as of 11:15 AM CST
Rel. Humidity: 71%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
8 MPH
320° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 58. West wind around 6 mph becoming north in the afternoon.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 34. North wind around 6 mph becoming light and variable.

Cloudy on Wednesday Wednesday... Patchy drizzle before 2pm, then patchy drizzle after 5pm. Cloudy, with a high near 52. East wind 5 to 8 mph becoming south in the afternoon.

20% chance of rain Wednesday Night Wednesday Night... Patchy drizzle before 1am, then a slight chance of showers after 1am. Mostly cloudy, with a low around 44. Northwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 20%.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 57. Light and variable wind becoming east 5 to 7 mph in the morning.

20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 50.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 65.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 44.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 65.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 27.

Sunny on Sunday Sunday... Sunny, with a high near 34.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 13.

Sunny on Monday Monday... Sunny, with a high near 27.

Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:21 AM
Sunset: 4:41 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:12 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:46 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:19 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.