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Genoa, Illinois Weather Forecast
Genoa, Illinois Weather
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Weather Forecast for Genoa, Illinois : DeKalb County
Issued: 4:05 am CST Dec 21, 2025 Latitude: 42.097248 Longitude: -88.6928688 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday
Sunny on Today Increasing Clouds on Tonight Mostly Cloudy on Monday Partly Sunny on Tuesday 30% chance of rain on Wednesday Cloudy on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday
High: 28°F Low: 24°F High: 38°F High: 43°F High: 42°F High: 49°F High: 41°F High: 41°F
Low: 34°F Low: 28°F Low: 38°F Low: 35°F Low: 29°F  
Sunny Increasing Clouds Mostly Cloudy Partly Sunny Rain Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
DE KALB TAYLOR MUNICIPAL - (KDKB)
18°
Clear
as of 4:15 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ROCKFORD - (KRFD)
16°
Clear
as of 3:54 AM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.31 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
WEST CHICAGO - (KDPA)
19°
Feels like 6°F
Clear
as of 3:52 AM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
13 MPH
320° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 28. North northwest wind around 5 mph becoming south in the afternoon. Winds could gust as high as 10 mph.

Increasing Clouds on Tonight Tonight... Increasing clouds, with a steady temperature around 24. South wind 5 to 10 mph, with gusts as high as 15 mph.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 38. South wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 34. South wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 15 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43. West northwest wind around 5 mph, with gusts as high as 15 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 28.

30% chance of rain Wednesday Wednesday... A 30 percent chance of showers or drizzle after noon. Cloudy, with a high near 42.

Rain on Wednesday Night Wednesday Night... Showers or drizzle likely before midnight. Cloudy, with a low around 38.

Cloudy on Christmas Day Christmas Day... Cloudy, with a high near 49.

Cloudy on Thursday Night Thursday Night... Cloudy, with a low around 35.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 41.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 29.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 41.

Current Radar Image


Sun Almanac for Genoa, Illinois
Sunrise: 07:20 AM
Sunset: 4:26 PM
Civil Sunrise:06:48 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 06:13 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:07 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.