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South Freeport, Illinois Weather Forecast
South Freeport, Illinois Weather
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Weather Forecast for South Freeport, Illinois : Stephenson County
Issued: 2:36 am CST Dec 21, 2025 Latitude: 42.2408552 Longitude: -89.5726146 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 Cloudy on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday
Low: 14°F High: 28°F High: 40°F High: 43°F High: 45°F High: 50°F High: 41°F High: 41°F
Low: 28 °F Low: 33°F Low: 27°F Low: 37°F Low: 33°F Low: 28°F  
Clear Sunny Mostly Cloudy Partly Sunny Cloudy Cloudy Mostly Cloudy Mostly Cloudy
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Current Conditions at
ALBERTUS AIRPORT - (KFEP)
19°
Clear
as of 2:35 AM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
ROCKFORD - (KRFD)
19°
Feels like 7°F
Clear
as of 1:54 AM CST
Rel. Humidity: 62%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
12 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
MONROE - (KEFT)
16°
Feels like 4°F
Clear
as of 2:35 AM CST
Rel. Humidity: 61%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
9 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
SAVANNA - (KSFY)
21°
Clear
as of 2:35 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
6 MPH
300° Northwest
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a steady temperature around 14. Northwest wind 5 to 10 mph.
Sunny on Sunday Sunday... Sunny, with a high near 28. Light and variable wind becoming southwest 5 to 10 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 15 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 40. South wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 33.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 27.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 45.
Cloudy on Wednesday Night Wednesday Night... Cloudy, with a low around 37.
Cloudy on Christmas Day Christmas Day... Cloudy, with a high near 50.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 33.
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 28.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 41.
Current Radar Image


Sun Almanac for South Freeport, Illinois
Sunrise: 07:24 AM
Sunset: 4:29 PM
Civil Sunrise:06:52 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 06:17 AM
Nautical Sunset: 5:37 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:11 PM
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