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Knoxville, Illinois Weather Forecast
Knoxville, Illinois Weather
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Weather Forecast for Knoxville, Illinois : Knox County
Issued: 11:36 pm CST Jan 23, 2026 Latitude: 40.9083715 Longitude: -90.2848476 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Cloudy on Tonight 40% chance of snow on Saturday 50% chance of snow on Sunday Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday
Low: -7°F High: 8 °F High: 14°F High: 11°F High: 23°F High: 18°F High: 15°F High: 19°F
Low: 5 °F Low: -2°F Low: 4 °F Low: 2°F Low: 1°F Low: 1°F  
Mostly Cloudy Snow Snow Sunny Mostly Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
GALESBURG - (KGBG)
-8°
Feels like -24°F
Clear
as of 11:35 PM CST
Rel. Humidity: 69%
Dew Point: -15°F
Visibility: 10 Miles
Pressure: 30.76 in.
Flight Rule: VFR
Wind Data
9 MPH
010° North
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
-6°
Clear
as of 11:35 PM CST
Rel. Humidity: 53%
Dew Point: -18°F
Visibility: 10 Miles
Pressure: 30.78 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PEORIA - (KPIA)
-6°
Clear
as of 10:54 PM CST
Rel. Humidity: 48%
Dew Point: -20°F
Visibility: 10 Miles
Pressure: 30.77 in.
Flight Rule: VFR
Wind Data
7 MPH
030° Northeast
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
-6°
Clear
as of 10:52 PM CST
Rel. Humidity: 48%
Dew Point: -20°F
Visibility: 10 Miles
Pressure: 30.78 in.
Flight Rule: VFR
Wind Data
6 MPH
010° North
Cloud Level(s): Clear
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around -7. Wind chill values between -16 and -21. North northeast wind around 7 mph, with gusts as high as 15 mph.

40% chance of snow Saturday Saturday... A 40 percent chance of snow after noon. Mostly cloudy and cold, with a high near 8. Wind chill values between -6 and -16. East northeast wind around 6 mph.

70% chance of snow Saturday Night Saturday Night... Snow likely, mainly after 9pm. Cloudy, with a low around 5. Wind chill values between -2 and -7. Northeast wind 6 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

50% chance of snow Sunday Sunday... A 50 percent chance of snow. Mostly cloudy, with a high near 14. Wind chill values between -9 and zero. North northeast wind 9 to 11 mph, with gusts as high as 21 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -2. North northwest wind around 10 mph, with gusts as high as 21 mph.

Sunny on Monday Monday... Sunny, with a high near 11. Northwest wind 8 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 4. Southwest wind 7 to 13 mph, with gusts as high as 24 mph.

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

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 2.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 18.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 1.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 15.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 1.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 19.

Current Radar Image


Sun Almanac for Knoxville, Illinois
Sunrise: 07:18 AM
Sunset: 5:08 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:38 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 6:11 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:44 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.