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Deer Park, Illinois Weather Forecast
Deer Park, Illinois Weather
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Weather Forecast for Deer Park, Illinois : LaSalle County
Issued: 9:51 pm CST Dec 13, 2025 Latitude: 41.2950348 Longitude: -89.0361928 View on Google Maps

MouseOver for Detail Forecast
Tonight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Clear on Tonight Sunny on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday 20% chance of  on Thursday Mostly Sunny on Friday Partly Sunny on Saturday
Low: -3°F High: 7 °F High: 26°F High: 36°F High: 39°F High: 46°F High: 32°F High: 42°F
Low: -2°F Low: 15°F Low: 30°F Low: 33°F Low: 16°F Low: 24°F  
Clear Sunny Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
PERU - (KVYS)
Feels like -14°F
Clear
as of 10:15 PM CST
Rel. Humidity: 70%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.40 in.
Flight Rule: VFR
Wind Data
10 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
-0°
Clear
as of 10:16 PM CST
Rel. Humidity: 70%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.44 in.
Flight Rule: VFR
Wind Data
8 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
MORRIS MUNICIPAL AIRPORT - (KC09)
Feels like -13°F
Clear
as of 10:15 PM CST
Rel. Humidity: 77%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.37 in.
Flight Rule: VFR
Wind Data
9 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
-0°
Feels like -16°F
Clear
as of 10:15 PM CST
Rel. Humidity: 70%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.40 in.
Flight Rule: VFR
Wind Data
10 MPH
280° West
Cloud Level(s): Clear
Clear on Tonight Tonight... Clear, with a low around -3. Wind chill values as low as -21. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Sunny on Sunday Sunday... Sunny and cold, with a high near 7. Wind chill values as low as -21. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -2. Wind chill values as low as -14. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 26. Wind chill values as low as -12. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 15. West southwest wind around 5 mph, with gusts as high as 15 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 36.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 30.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 39.

20% chance of rain Wednesday Night Wednesday Night... A chance of showers after midnight. Mostly cloudy, with a low around 33.

20% chance of  Thursday Thursday... A chance of showers before noon. Partly sunny, with a high near 46. Breezy.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 16.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 32.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 42.

Current Radar Image


Sun Almanac for Deer Park, Illinois
Sunrise: 07:14 AM
Sunset: 4:27 PM
Civil Sunrise:06:43 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:07 PM
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