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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: 3:16 am CST Jan 23, 2026 Latitude: 39.9472702 Longitude: -90.5373487 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Partly Sunny on Today Increasing Clouds on Tonight 60% chance of snow on Saturday 60% chance of snow on Sunday Sunny on Monday Mostly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
High: 4 °F Low: -2°F High: 9 °F High: 14°F High: 15°F High: 27°F High: 19°F High: 14°F
Low: 6 °F Low: -3°F Low: 6°F Low: 5°F Low: 0°F  
Partly Sunny Increasing Clouds Snow Snow Sunny Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
-0°
Feels like -19°F
Clear
as of 7:35 AM CST
Rel. Humidity: 45%
Dew Point: -17°F
Visibility: 10 Miles
Pressure: 30.66 in.
Flight Rule: VFR
Wind Data
15 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
QUINCY - (KUIN)
-2°
Feels like -23°F
Mostly Cloudy
as of 6:54 AM CST
Rel. Humidity: 49%
Dew Point: -17°F
Visibility: 10 Miles
Pressure: 30.65 in.
Flight Rule: VFR
Wind Data
17 MPH
350° North
Cloud Level(s): Broken at 11000ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
-8°
Feels like -31°F
Clear
as of 7:35 AM CST
Rel. Humidity: 52%
Dew Point: -20°F
Visibility: 10 Miles
Pressure: 30.72 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 25 MPH
350° North
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny and cold, with a high near 4. Wind chill values as low as -20. North wind 13 to 17 mph, with gusts as high as 25 mph.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around -2. Wind chill values as low as -15. Northeast wind around 11 mph.

60% chance of snow Saturday Saturday... Snow likely, mainly after noon. Cloudy and cold, with a high near 9. Wind chill values as low as -15. Northeast wind 7 to 9 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

90% chance of snow Saturday Night Saturday Night... Snow. Low around 6. Northeast wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

60% chance of snow Sunday Sunday... Snow likely, mainly before noon. Cloudy and cold, with a high near 14. North wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

20% chance of snow Sunday Night Sunday Night... A 20 percent chance of snow before midnight. Partly cloudy, with a low around -3.

Sunny on Monday Monday... Sunny and cold, with a high near 15.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 6.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 27.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 5.

Mostly Sunny on Wednesday Wednesday... Mostly sunny and cold, with a high near 19.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 0.

Mostly Sunny on Thursday Thursday... Mostly sunny and cold, with a high near 14.

Current Radar Image


Sun Almanac for La Grange, Illinois
Sunrise: 07:18 AM
Sunset: 5:11 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:40 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 6:13 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:45 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.