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Arlington Heights, Illinois Weather Forecast
Arlington Heights, Illinois Weather
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Weather Forecast for Arlington Heights, Illinois : Cook County
Issued: 10:46 pm CST Dec 3, 2025 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Clear on Tonight Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday Partly Sunny on Sunday Partly Sunny on Monday 20% chance of snow on Tuesday 20% chance of rain & snow on Wednesday
Low: 3 °F High: 15°F High: 26°F High: 29°F High: 26°F High: 24°F High: 33°F High: 36°F
Low: 1 °F Low: 20°F Low: 15°F Low: 8°F Low: 15°F Low: 24°F  
Mostly Clear Sunny Partly Sunny Mostly Cloudy Partly Sunny Partly Sunny Snow Rain & Snow
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
18°
Feels like 6°F
Clear
as of 10:52 PM CST
Rel. Humidity: 61%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
9 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
CHICAGO-OHARE - (KORD)
19°
Feels like 6°F
Mostly Clear
as of 10:51 PM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
13 MPH
310° Northwest
Cloud Level(s): Few at 25000ft
Current Conditions at
WEST CHICAGO - (KDPA)
18°
Feels like 3°F
Clear
as of 10:52 PM CST
Rel. Humidity: 67%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
14 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
WAUKEGAN - (KUGN)
16°
Clear
as of 10:51 PM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 3. Wind chill values as low as -9. North northwest wind around 10 mph, with gusts as high as 20 mph.

Sunny on Thursday Thursday... Sunny, with a high near 15. Wind chill values as low as -10. North northwest wind 5 to 10 mph becoming light and variable in the afternoon. Winds could gust as high as 15 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 1. Wind chill values as low as -7. Light southwest wind becoming south southwest 5 to 10 mph after midnight. Winds could gust as high as 15 mph.

Partly Sunny on Friday Friday... Partly sunny, with a high near 26. Wind chill values as low as -7. Southwest wind around 10 mph, with gusts as high as 15 mph.

40% chance of snow Friday Night Friday Night... A 40 percent chance of snow showers. Mostly cloudy, with a low around 20. Southwest wind 5 to 10 mph.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 29.

40% chance of snow Saturday Night Saturday Night... A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 26.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 8.

Partly Sunny on Monday Monday... Partly sunny, with a high near 24.

20% chance of snow Monday Night Monday Night... A chance of snow. Mostly cloudy, with a low around 15.

20% chance of snow Tuesday Tuesday... A chance of snow. Mostly cloudy, with a high near 33.

20% chance of snow Tuesday Night Tuesday Night... A chance of snow. Mostly cloudy, with a low around 24.

20% chance of rain & snow Wednesday Wednesday... A chance of rain and snow. Mostly cloudy, with a high near 36.

Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:04 AM
Sunset: 4:20 PM
Civil Sunrise:06:33 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 05:58 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:24 AM
Astro Sunset: 6:00 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.