url:
Deer Park, Illinois Weather Forecast
Deer Park, Illinois Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

Change location by the zip code or city,state: or search for other weather forecast locations in Illinois by name.
Weather Forecast for Deer Park, Illinois : LaSalle County
Issued: 3:50 pm CST Dec 15, 2025 Latitude: 41.2950348 Longitude: -89.0361928 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Fog on Tonight Morning Fog on Tuesday Mostly Sunny on Wednesday 80% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Cloudy on Monday
Low: 15°F High: 35°F High: 37°F High: 46°F High: 29°F High: 43°F High: 35°F High: 39°F
Low: 28°F Low: 31°F Low: 12°F Low: 23°F Low: 23°F Low: 26°F  
Fog Morning Fog Mostly Sunny Rain & Snow Mostly Sunny Partly Sunny Mostly Sunny Mostly Cloudy
-
Current Conditions at
PERU - (KVYS)
19°
Clear
as of 8:15 PM CST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
5 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
19°
Clear
as of 8:16 PM CST
Rel. Humidity: 67%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
19°
Clear
as of 8:15 PM CST
Rel. Humidity: 79%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
18°
Clear
as of 8:15 PM CST
Rel. Humidity: 85%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Fog on Tonight Tonight... Patchy freezing fog after midnight. Partly cloudy, with a low around 15. South wind around 5 mph.

Morning Fog on Tuesday Tuesday... Patchy freezing fog before 9am. Mostly sunny, with a high near 35. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 28. South southwest wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 37. West wind around 5 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph.

50% chance of rain Wednesday Night Wednesday Night... A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 31. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph.

80% chance of rain & snow Thursday Thursday... Rain before noon, then a chance of rain and snow. High near 46. Breezy. Chance of precipitation is 80%.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 12. Breezy.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 29.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 23.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 43.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 23.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 35.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 26.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 39.

Current Radar Image


Sun Almanac for Deer Park, Illinois
Sunrise: 07:15 AM
Sunset: 4:28 PM
Civil Sunrise:06:44 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:36 AM
Astro Sunset: 6:07 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.