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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: 3:51 am CST Dec 2, 2025 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Partly Sunny on Today Mostly Cloudy on Tonight 70% chance of snow on Wednesday Sunny on Thursday Partly Sunny on Friday Mostly Cloudy on Saturday 20% chance of snow on Sunday Mostly Cloudy on Monday
High: 25°F Low: 19°F High: 33°F High: 15°F High: 24°F High: 28°F High: 27°F High: 27°F
Low: 3 °F Low: 2°F Low: 16°F Low: 14°F Low: 11°F  
Partly Sunny Mostly Cloudy Snow Sunny Partly Sunny Mostly Cloudy Snow Mostly Cloudy
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
21°
Cloudy
as of 3:52 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 2 Miles
Pressure: 29.98 in.
Flight Rule: IFR
Wind Data
7 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
CHICAGO-OHARE - (KORD)
19°
Mostly Cloudy
Mist
as of 4:28 AM CST
Rel. Humidity: 92%
Dew Point: 18°F
Visibility: 5 Miles
Pressure: 29.96 in.
Flight Rule: IFR
Wind Data
8 MPH
300° Northwest
Cloud Level(s): Broken at 600ft
Current Conditions at
WEST CHICAGO - (KDPA)
18°
Mostly Clear
Mist
as of 4:35 AM CST
Rel. Humidity: 92%
Dew Point: 16°F
Visibility: 2 1/2 Miles
Pressure: 29.96 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Few at 600ft
Current Conditions at
WAUKEGAN - (KUGN)
19°
Clear
Mist
as of 3:51 AM CST
Rel. Humidity: 92%
Dew Point: 18°F
Visibility: 6 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, with a high near 25. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 19. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

70% chance of snow Wednesday Wednesday... Snow likely, mainly after noon. Cloudy, with a high near 33. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -10. Northwest wind around 10 mph, with gusts as high as 20 mph.

Sunny on Thursday Thursday... Sunny, with a high near 15. Northwest wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 2.

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

20% chance of snow Friday Night Friday Night... A chance of snow before midnight. Mostly cloudy, with a low around 16.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 28.

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

20% chance of snow Sunday Sunday... A chance of snow. Partly sunny, with a high near 27.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 11.

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

Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:02 AM
Sunset: 4:21 PM
Civil Sunrise:06:31 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 05:56 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 6:01 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.