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Rio, Illinois Weather Forecast
Rio, Illinois Weather
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Weather Forecast for Rio, Illinois : Knox County
Issued: 2:32 am CST Dec 21, 2025 Latitude: 41.1092036 Longitude: -90.399851 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 Cloudy on Wednesday Mostly Cloudy on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday
Low: 20°F High: 36°F High: 45°F High: 48°F High: 54°F High: 59°F High: 45°F High: 46°F
Low: 27°F Low: 37°F Low: 34°F Low: 45°F Low: 36°F Low: 31°F  
Clear Sunny Mostly Cloudy Partly Sunny Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
GALESBURG - (KGBG)
23°
Clear
as of 2:35 AM CST
Rel. Humidity: 85%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
6 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
25°
Clear
as of 1:52 AM CST
Rel. Humidity: 53%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
7 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
19°
Clear
as of 1:52 AM CST
Rel. Humidity: 73%
Dew Point: 12°F
Pressure: 30.29 in.
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
21°
Clear
as of 2:35 AM CST
Rel. Humidity: 79%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 20. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Sunny on Sunday Sunday... Sunny, with a high near 36. Calm wind becoming south southwest around 6 mph in the afternoon.
Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a low around 27. South wind 7 to 14 mph, with gusts as high as 25 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 45. South wind 10 to 14 mph, with gusts as high as 24 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 37. South wind 6 to 9 mph becoming west after midnight. Winds could gust as high as 17 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 48. West wind around 6 mph becoming light and variable in the afternoon.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 34. Light and variable wind becoming southeast 5 to 9 mph in the evening. Winds could gust as high as 18 mph.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 54.
Cloudy on Wednesday Night Wednesday Night... Cloudy, with a low around 45.
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 45.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 31.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 46.
Current Radar Image


Sun Almanac for Rio, Illinois
Sunrise: 07:24 AM
Sunset: 4:36 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:16 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.