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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: 10:31 pm CST Dec 7, 2025 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
30% chance of snow on Tonight Mostly Cloudy on Monday 20% chance of snow on Tuesday 50% chance of rain & snow on Wednesday 20% chance of snow on Thursday 20% chance of snow on Friday Partly Sunny on Saturday Partly Sunny on Sunday
Low: 15°F High: 24°F High: 36°F High: 36°F High: 24°F High: 18°F High: 10°F High: 15°F
Low: 17 °F Low: 34°F Low: 17°F Low: 9°F Low: 2°F Low: 0°F  
Snow Mostly Cloudy Snow Rain & Snow Snow Snow Partly Sunny Partly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
16°
Cloudy
as of 10:52 PM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
7 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 3400ft
Current Conditions at
CHICAGO-OHARE - (KORD)
16°
Cloudy
Light Snow
as of 11:29 PM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: MVFR
Wind Data
6 MPH
340° North
Cloud Level(s): Broken at 2900ft, Solid Overcast at 3700ft
Current Conditions at
WEST CHICAGO - (KDPA)
10°
Feels like -4°F
Mostly Cloudy
as of 10:52 PM CST
Rel. Humidity: 78%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
12 MPH
0° North
Cloud Level(s): Few at 2500ft, Broken at 3600ft
Current Conditions at
WAUKEGAN - (KUGN)
16°
Cloudy
as of 10:51 PM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
7 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 3400ft
30% chance of snow Tonight Tonight... Scattered snow showers, mainly before 1am. Cloudy, with a low around 15. North wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 24. Light and variable wind becoming south 5 to 10 mph in the morning.
20% chance of snow Monday Night Monday Night... A 20 percent chance of snow after midnight. Mostly cloudy, with a temperature falling to near 17 by 9pm, then rising to around 26 during the remainder of the night. South wind 5 to 15 mph, with gusts as high as 25 mph.
20% chance of snow Tuesday Tuesday... A slight chance of snow after noon, mixing with rain after 3pm. Cloudy, with a high near 36. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
80% chance of rain & snow Tuesday Night Tuesday Night... Rain and snow, becoming all rain after 9pm. Low around 34. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
50% chance of rain & snow Wednesday Wednesday... A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 17.
20% chance of snow Thursday Thursday... A chance of snow. Partly sunny, with a high near 24.
20% chance of snow Thursday Night Thursday Night... A chance of snow. Mostly cloudy, with a low around 9.
20% chance of snow Friday Friday... A chance of snow. Mostly cloudy, with a high near 18.
20% chance of snow Friday Night Friday Night... A chance of snow. Mostly cloudy, with a low around 2.
Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 10.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 0.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 15.
Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:08 AM
Sunset: 4:20 PM
Civil Sunrise:06:36 AM
Civil Sunset: 4:52 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:27 PM
Astro Sunrise: 05:27 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.