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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: 12:15 am CST Dec 6, 2025 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
20% chance of snow on Overnight Partly Sunny on Saturday 60% chance of snow on Sunday Mostly Cloudy on Monday Mostly Cloudy on Tuesday 20% chance of rain & snow on Wednesday 20% chance of snow on Thursday Partly Sunny on Friday
Low: 27°F High: 27°F High: 26°F High: 24°F High: 36°F High: 37°F High: 27°F High: 20°F
Low: 22°F Low: 15°F Low: 15°F Low: 32°F Low: 16°F Low: 11°F  
Snow Partly Sunny Snow Mostly Cloudy Mostly Cloudy Rain & Snow Snow Partly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
28°
Cloudy
as of 12:52 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
6 MPH
260° West
Cloud Level(s): Few at 2200ft, Broken at 3700ft, Solid Overcast at 6500ft
Current Conditions at
CHICAGO-OHARE - (KORD)
28°
Cloudy
as of 12:51 AM CST
Rel. Humidity: 68%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 29.76 in.
Flight Rule: MVFR
Wind Data
7 MPH
250° West
Cloud Level(s): Broken at 3000ft, Solid Overcast at 6000ft
Current Conditions at
WEST CHICAGO - (KDPA)
28°
Cloudy
as of 1:15 AM CST
Rel. Humidity: 79%
Dew Point: 23°F
Visibility: 8 Miles
Pressure: 29.77 in.
Flight Rule: VFR
Wind Data
7 MPH
250° West
Cloud Level(s): Few at 2100ft, Scattered at 2700ft, Solid Overcast at 6000ft
Current Conditions at
WAUKEGAN - (KUGN)
28°
Cloudy
as of 12:51 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: VFR
Wind Data
8 MPH
250° West
Cloud Level(s): Scattered at 2300ft, Solid Overcast at 3100ft
20% chance of snow Overnight Overnight... A 20 percent chance of snow before 3am. Cloudy, with a steady temperature around 27. West wind around 10 mph, with gusts as high as 15 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 27. West northwest wind 5 to 10 mph becoming light and variable in the afternoon.
70% chance of snow Saturday Night Saturday Night... Snow likely after midnight. Cloudy, with a low around 22. Light and variable wind becoming north northeast 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
60% chance of snow Sunday Sunday... Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 26. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
30% chance of snow Sunday Night Sunday Night... A 30 percent chance of snow showers. Mostly cloudy, with a low around 15. North wind 5 to 10 mph, with gusts as high as 15 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 24.
40% chance of snow Monday Night Monday Night... A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 36.
Rain and Snow on Tuesday Night Tuesday Night... Rain and snow likely, becoming all rain after midnight. Cloudy, with a low around 32.
20% chance of rain & snow Wednesday Wednesday... Snow showers likely, possibly mixed with rain before noon, then a chance of snow showers. Cloudy, with a high near 37.
20% chance of snow Wednesday Night Wednesday Night... A chance of snow showers. Mostly cloudy, with a low around 16.
20% chance of snow Thursday Thursday... A chance of snow showers. Mostly cloudy, with a high near 27.
20% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 11.
Partly Sunny on Friday Friday... Partly sunny, with a high near 20.
Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:06 AM
Sunset: 4:20 PM
Civil Sunrise:06:35 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:26 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.