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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: 3:11 am CST Dec 24, 2025 Latitude: 42.0883603 Longitude: -87.9806265 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Christmas Day Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight Mostly Cloudy on Wednesday Cloudy on Christmas Day 50% chance of rain on Friday Mostly Cloudy on Saturday Partly Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday
Low: 32°F High: 44°F High: 40°F High: 45°F High: 46°F High: 41°F High: 20°F High: 26°F
Low: 37°F Low: 37°F Low: 36°F Low: 36°F Low: 12°F Low: 12°F  
Mostly Cloudy Mostly Cloudy Cloudy Rain Mostly Cloudy Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
30°
Clear
as of 2:52 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
3 MPH
020° North
Cloud Level(s): Clear
Current Conditions at
CHICAGO-OHARE - (KORD)
30°
Mostly Cloudy
as of 2:51 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
8 MPH
030° Northeast
Cloud Level(s): Broken at 25000ft
Current Conditions at
WEST CHICAGO - (KDPA)
30°
Clear
as of 2:52 AM CST
Rel. Humidity: 86%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
3 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
WAUKEGAN - (KUGN)
32°
Clear
as of 2:51 AM CST
Rel. Humidity: 80%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
3 MPH
010° North
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 32. North northeast wind around 5 mph.

Mostly Cloudy on Wednesday Wednesday... Patchy drizzle after 4pm. Mostly cloudy, with a high near 44. East wind 5 to 10 mph becoming south southeast in the afternoon. Winds could gust as high as 15 mph.

Patchy Fog on Wednesday Night Wednesday Night... Drizzle, mainly before 10pm. Patchy fog after 9pm. Otherwise, cloudy, with a low around 37. Light and variable wind becoming north northeast 5 to 10 mph after midnight. Winds could gust as high as 15 mph.

Cloudy on Christmas Day Christmas Day... Cloudy, with a high near 40. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

70% chance of rain Thursday Night Thursday Night... Rain likely after midnight. Cloudy, with a low around 37. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

50% chance of rain Friday Friday... A 50 percent chance of rain before noon. Cloudy, with a high near 45.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 36.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 46.

Cloudy on Saturday Night Saturday Night... Cloudy, with a low around 36.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 41. Breezy.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 12. Blustery.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 20. Blustery.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 12.

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

Current Radar Image


Sun Almanac for Arlington Heights, Illinois
Sunrise: 07:18 AM
Sunset: 4:25 PM
Civil Sunrise:06:47 AM
Civil Sunset: 4:57 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:06 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.