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Weston, Illinois Weather Forecast
Weston, Illinois Weather
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Weather Forecast for Weston, Illinois : Jo Daviess County
Issued: 9:41 pm CST Jan 20, 2026 Latitude: 42.3133466 Longitude: -90.2631841 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
100% chance of snow on Tonight 70% chance of snow on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Partly Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday
Low: 16°F High: 27°F High: 18°F High: -4°F High: 3°F High: 10°F High: 14°F High: 23°F
Low: 7 °F Low: -12°F Low: -13°F Low: -5°F Low: -5°F Low: 3°F  
Snow Snow Mostly Sunny Mostly Sunny Partly Sunny Partly Sunny Sunny Mostly Sunny
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Current Conditions at
DUBUQUE - (KDBQ)
18°
Cloudy
Light Snow Mist
as of 11:40 PM CST
Rel. Humidity: 92%
Dew Point: 16°F
Visibility: 1 Miles
Pressure: 30.04 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
CLINTON - (KCWI)
21°
Cloudy
as of 10:56 PM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 9 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
8 MPH
070° East
Cloud Level(s): Few at 1700ft, Scattered at 2600ft, Solid Overcast at 5000ft
100% chance of snow Tonight Tonight... Snow, mainly before 3am. Steady temperature around 16. East wind around 5 mph becoming northwest after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

70% chance of snow Wednesday Wednesday... Snow likely, mainly after 4pm. Partly sunny, with a high near 27. Northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

50% chance of snow Wednesday Night Wednesday Night... A chance of snow before 10pm, then a chance of flurries between 10pm and 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 7. Wind chill values as low as -5. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 18. Wind chill values as low as -5. West wind 5 to 10 mph, with gusts as high as 20 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around -12.

Mostly Sunny on Friday Friday... Mostly sunny and cold, with a high near -4.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -13.

Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 3.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around -5.

Partly Sunny on Sunday Sunday... Partly sunny and cold, with a high near 10.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -5.

Sunny on Monday Monday... Sunny, with a high near 14.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 3.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 23.

Sun Almanac for Weston, Illinois
Sunrise: 07:24 AM
Sunset: 5:01 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:32 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 6:06 PM
Astro Sunrise: 05:46 AM
Astro Sunset: 6:39 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.