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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: 3:16 am CST Nov 5, 2025 Latitude: 42.2408552 Longitude: -89.5726146 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Veterans Day
Cloudy on Overnight Partly Sunny on Wednesday Increasing Clouds on Thursday Mostly Sunny on Friday 50% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Partly Sunny on Veterans Day
Low: 50°F High: 58°F High: 58°F High: 63°F High: 49°F High: 36°F High: 37°F High: 44°F
Low: 28°F Low: 46°F Low: 32°F Low: 24°F Low: 19°F Low: 19°F  
Cloudy Partly Sunny Increasing Clouds Mostly Sunny Rain Mostly Sunny Sunny Partly Sunny
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Current Conditions at
ROCKFORD - (KRFD)
48°
Partly Cloudy
as of 2:54 AM CST
Rel. Humidity: 87%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
7 MPH
210° Southwest
Cloud Level(s): Scattered at 25000ft
Current Conditions at
MONROE - (KEFT)
45°
Clear
as of 3:15 AM CST
Rel. Humidity: 93%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a steady temperature around 50. Southwest wind around 15 mph, with gusts as high as 20 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, then gradually becoming sunny, with a high near 58. Breezy, with a northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 58. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

70% chance of rain Thursday Night Thursday Night... Showers likely, mainly after midnight. Cloudy, with a low around 46. Chance of precipitation is 70%.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 63.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 32.

50% chance of rain Saturday Saturday... A 50 percent chance of showers after noon. Mostly cloudy, with a high near 49.

50% chance of rain & snow Saturday Night Saturday Night... A chance of rain and snow showers before midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 36.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 19.

Sunny on Monday Monday... Sunny, with a high near 37.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 19.

Partly Sunny on Veterans Day Veterans Day... Partly sunny, with a high near 44.

Sun Almanac for South Freeport, Illinois
Sunrise: 06:37 AM
Sunset: 4:47 PM
Civil Sunrise:06:08 AM
Civil Sunset: 5:16 PM
Nautical Sunrise: 05:34 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:02 AM
Astro Sunset: 6:22 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.