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Rockton, Illinois Weather Forecast
Rockton, Illinois Weather
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Weather Forecast for Rockton, Illinois : Winnebago County
Issued: 12:26 am CST Dec 21, 2025 Latitude: 42.4525157 Longitude: -89.0723317 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Clear on Overnight Sunny on Sunday Cloudy on Monday Partly Sunny on Tuesday 20% chance of rain on Wednesday 20% chance of  on Christmas Day Mostly Cloudy on Friday Partly Sunny on Saturday
Low: 10°F High: 27°F High: 39°F High: 42°F High: 41°F High: 51°F High: 43°F High: 40°F
Low: 28 °F Low: 33°F Low: 28°F Low: 40°F Low: 34°F Low: 29°F  
Clear Sunny Cloudy Partly Sunny Rain Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
JANESVILLE - (KJVL)
19°
Feels like 7°F
Clear
as of 12:50 AM CST
Rel. Humidity: 73%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
ROCKFORD - (KRFD)
21°
Feels like 8°F
Clear
as of 12:54 AM CST
Rel. Humidity: 62%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
13 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
MONROE - (KEFT)
19°
Feels like 6°F
Clear
as of 12:55 AM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 18 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ALBERTUS AIRPORT - (KFEP)
21°
Feels like 8°F
Clear
as of 12:55 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 20 MPH
300° Northwest
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 10. Wind chill values as low as -1. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

Sunny on Sunday Sunday... Sunny, with a high near 27. Wind chill values as low as 1. Calm wind becoming southwest around 5 mph in the afternoon.

Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a temperature rising to around 28 by 5am. South wind 5 to 10 mph, with gusts as high as 15 mph.

Cloudy on Monday Monday... Cloudy, with a high near 39. 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 33. South wind 5 to 10 mph becoming west after midnight.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 42.

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

20% chance of rain Wednesday Wednesday... A chance of rain between noon and 3pm, then a chance of rain or drizzle after 3pm. Cloudy, with a high near 41.

20% chance of rain Wednesday Night Wednesday Night... A chance of rain or drizzle before midnight, then a chance of drizzle after midnight. Cloudy, with a low around 40.

20% chance of  Christmas Day Christmas Day... A chance of drizzle. Cloudy, with a high near 51.

20% chance of  Thursday Night Thursday Night... A chance of drizzle. Mostly cloudy, with a low around 34.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 43.

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

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 40.

Current Radar Image


Sun Almanac for Rockton, Illinois
Sunrise: 07:23 AM
Sunset: 4:26 PM
Civil Sunrise:06:51 AM
Civil Sunset: 4:59 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:08 PM
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