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Illinois City, Illinois Weather Forecast
Illinois City, Illinois Weather
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Weather Forecast for Illinois City, Illinois : Rock Island County
Issued: 10:41 pm CST Dec 20, 2025 Latitude: 41.3975305 Longitude: -90.8995898 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Clear on Overnight Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday 30% chance of rain on Wednesday Mostly Cloudy on Christmas Day Mostly Cloudy on Friday Partly Sunny on Saturday
Low: 17°F High: 34°F High: 45°F High: 46°F High: 50°F High: 59°F High: 48°F High: 44°F
Low: 27°F Low: 35°F Low: 31°F Low: 43°F Low: 36°F Low: 31°F  
Clear Sunny Mostly Cloudy Partly Sunny Rain Mostly Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
MUSCATINE - (KMUT)
25°
Clear
as of 1:15 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
27°
Feels like 16°F
Clear
as of 12:52 AM CST
Rel. Humidity: 53%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
10 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
23°
Feels like 12°F
Clear
as of 12:52 AM CST
Rel. Humidity: 62%
Dew Point: 12°F
Pressure: 30.27 in.
Wind Data
10 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
GALESBURG - (KGBG)
25°
Clear
as of 1:15 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
6 MPH
290° West
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 17. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Sunny on Sunday Sunday... Sunny, with a high near 34. Calm wind becoming southeast around 5 mph in the morning.
Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a low around 27. South wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 45. South wind around 10 mph, with gusts as high as 20 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 35.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 46.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.
30% chance of rain Wednesday Wednesday... A 30 percent chance of rain after noon. Cloudy, with a high near 50.
Cloudy on Wednesday Night Wednesday Night... Cloudy, with a low around 43.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 59.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 36.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 48.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 31.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 44.
Current Radar Image


Sun Almanac for Illinois City, Illinois
Sunrise: 07:27 AM
Sunset: 4:37 PM
Civil Sunrise:06:55 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:47 AM
Astro Sunset: 6:17 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.