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Arlington, Illinois Weather Forecast
Arlington, Illinois Weather
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Weather Forecast for Arlington, Illinois : Bureau County
Issued: 6:01 pm CST Dec 21, 2025 Latitude: 41.4736452 Longitude: -89.2492531 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Mostly Cloudy on Tonight Mostly Cloudy on Monday Partly Sunny on Tuesday Cloudy on Wednesday Mostly Cloudy on Christmas Day Partly Sunny on Friday Mostly Cloudy on Saturday Sunny on Sunday
Low: 28°F High: 42°F High: 46°F High: 46°F High: 55°F High: 51°F High: 46°F High: 34°F
Low: 35°F Low: 31°F Low: 46°F Low: 42°F Low: 35°F Low: 23°F  
Mostly Cloudy Mostly Cloudy Partly Sunny Cloudy Mostly Cloudy Partly Sunny Mostly Cloudy Sunny
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Current Conditions at
PERU - (KVYS)
30°
Cloudy
as of 6:55 PM CST
Rel. Humidity: 74%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.42 in.
Flight Rule: VFR
Wind Data
8 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 11000ft
Current Conditions at
STERLING ROCK - (KSQI)
30°
Clear
as of 6:56 PM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.41 in.
Flight Rule: VFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
30°
Clear
as of 6:55 PM CST
Rel. Humidity: 63%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.42 in.
Flight Rule: VFR
Wind Data
5 MPH
140° Southeast
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a steady temperature around 28. South wind 5 to 10 mph.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 42. South wind around 10 mph, with gusts as high as 20 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 35. South wind around 10 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 46. West wind 5 to 10 mph becoming north in the afternoon.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.

Cloudy on Wednesday Wednesday... Cloudy, with a high near 46.

40% chance of rain Wednesday Night Wednesday Night... A 40 percent chance of rain before midnight. Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 46.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 55.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 42.

Partly Sunny on Friday Friday... Partly sunny, with a high near 51.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 35.

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

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 23.

Sunny on Sunday Sunday... Sunny, with a high near 34.

Current Radar Image


Sun Almanac for Arlington, Illinois
Sunrise: 07:20 AM
Sunset: 4:30 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:11 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.