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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: 5:51 pm CST Jan 27, 2026 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Clear on Tonight Mostly Sunny on Wednesday Sunny on Thursday 40% chance of snow on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday
Low: 3 °F High: 16°F High: 14°F High: 16°F High: 22°F High: 25°F High: 27°F High: 28°F
Low: 0 °F Low: 2 °F Low: 6°F Low: 9°F Low: 14°F Low: 13°F  
Mostly Clear Mostly Sunny Sunny Snow Partly Sunny Mostly Sunny Mostly Cloudy Partly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
10°
Clear
as of 5:52 PM CST
Rel. Humidity: 55%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CHICAGO-OHARE - (KORD)
10°
Feels like -2°F
Clear
as of 5:51 PM CST
Rel. Humidity: 51%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
9 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
WEST CHICAGO - (KDPA)
Feels like -5°F
Clear
as of 5:52 PM CST
Rel. Humidity: 60%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
10 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
WAUKEGAN - (KUGN)
10°
Clear
as of 5:51 PM CST
Rel. Humidity: 51%
Dew Point: -4°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
5 MPH
290° West
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 3. Wind chill values as low as -11. West wind 5 to 10 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 16. Wind chill values as low as -11. West wind 10 to 15 mph, with gusts as high as 20 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 0. Wind chill values as low as -10. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

Sunny on Thursday Thursday... Sunny, with a high near 14. Wind chill values as low as -10. Northwest wind 5 to 10 mph.

30% chance of snow Thursday Night Thursday Night... A 30 percent chance of snow after midnight. Partly cloudy, with a low around 2. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

40% chance of snow Friday Friday... A 40 percent chance of snow. Partly sunny, with a high near 16.

30% chance of snow Friday Night Friday Night... A 30 percent chance of snow. Partly cloudy, with a low around 6.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 22.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 9.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 25.

20% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 14.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 27.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 13.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 28.

Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:09 AM
Sunset: 5:00 PM
Civil Sunrise:06:39 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 6:04 PM
Astro Sunrise: 05:33 AM
Astro Sunset: 6:37 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.