Knox, Illinois Weather
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Weather Forecast for Knox, Illinois : Knox County
Issued: 12:41 pm CDT Sep 16, 2025 Latitude: 40.9342048 Longitude: -90.2548467 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Mostly Clear on Tonight Sunny on Wednesday Mostly Sunny on Thursday 40% chance of on Friday 40% chance of rain on Saturday 20% chance of on Sunday Partly Sunny on Monday
High: 90°F Low: 58°F High: 89°F High: 92°F High: 84°F High: 83°F High: 84°F High: 84°F
Low: 59°F Low: 62°F Low: 60°F Low: 61°F Low: 64°F  
Sunny Mostly Clear Sunny Mostly Sunny Partly Sunny Rain Partly Sunny Partly Sunny
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Current Conditions at
GALESBURG - (KGBG)
88°
Clear
as of 12:55 PM CDST
Rel. Humidity: 31%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
7 MPH
050° Northeast
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
90°
Clear
as of 12:55 PM CDST
Rel. Humidity: 35%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PEORIA - (KPIA)
88°
Clear
as of 12:54 PM CDST
Rel. Humidity: 31%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.17 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
88°
Clear
as of 12:52 PM CDST
Rel. Humidity: 38%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 90. East northeast wind around 6 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 58. East wind 3 to 5 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 89. Calm wind becoming east northeast around 5 mph in the afternoon.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 59. Light east northeast wind.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 92. Calm wind becoming south southeast around 6 mph in the morning.
30% chance of rain Thursday Night Thursday Night... A 30 percent chance of showers after 1am. Partly cloudy, with a low around 62. Light east southeast wind.
40% chance of Friday Friday... A 40 percent chance of showers. Partly sunny, with a high near 84. Southeast wind 3 to 7 mph.
40% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
40% chance of rain Saturday Saturday... A 40 percent chance of showers after 1pm. Mostly sunny, with a high near 83.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of showers before 1am. Partly cloudy, with a low around 61.
20% chance of Sunday Sunday... A chance of showers. Partly sunny, with a high near 84.
20% chance of rain Sunday Night Sunday Night... A chance of showers. Mostly cloudy, with a low around 64.
Partly Sunny on Monday Monday... Partly sunny, with a high near 84.
Current Radar Image


Sun Almanac for Knox, Illinois
Sunrise: 06:43 AM
Sunset: 7:08 PM
Civil Sunrise:06:16 AM
Civil Sunset: 7:36 PM
Nautical Sunrise: 05:43 AM
Nautical Sunset: 8:08 PM
Astro Sunrise: 05:10 AM
Astro Sunset: 8:41 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.