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South Byron, Wisconsin Weather Forecast
South Byron, Wisconsin Weather
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Weather Forecast for South Byron, Wisconsin : Fond du Lac County
Issued: 6:08 am CST Jan 23, 2026 Latitude: 43.6388804 Longitude: -88.486493 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Sunny on Today Mostly Clear on Tonight Partly Sunny on Saturday 20% chance of snow on Sunday Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
High: -9°F Low: -19°F High: 0 °F High: 7 °F High: 8 °F High: 12°F High: 9°F High: 10°F
Low: -8°F Low: -9°F Low: 1 °F Low: -4°F Low: -4°F  
Sunny Mostly Clear Partly Sunny Snow Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
FOND DU LAC - (KFLD)
-17°
Feels like -41°F
Clear
as of 5:53 AM CST
Rel. Humidity: 56%
Dew Point: -27°F
Visibility: 10 Miles
Pressure: 30.55 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 25 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
JUNEAU - (KUNU)
-18°
Feels like -42°F
Clear
as of 5:57 AM CST
Rel. Humidity: 50%
Dew Point: -31°F
Visibility: 10 Miles
Pressure: 30.54 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 21 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
WEST BEND - (KETB)
-13°
Feels like -34°F
Clear
as of 5:55 AM CST
Rel. Humidity: 57%
Dew Point: -24°F
Visibility: 10 Miles
Pressure: 30.52 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 23 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
SHEBOYGAN - (KSBM)
-15°
Feels like -38°F
Clear
as of 5:53 AM CST
Rel. Humidity: 51%
Dew Point: -27°F
Visibility: 10 Miles
Pressure: 30.51 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 25 MPH
310° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny and cold, with a high near -9. Wind chill values between -35 and -45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around -19. Wind chill values between -30 and -35. Northwest wind 5 to 10 mph.

Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 0. Wind chill values between -20 and -30. Northwest wind around 5 mph becoming calm in the morning.

20% chance of snow Saturday Night Saturday Night... A 20 percent chance of snow after midnight. Mostly cloudy, with a low around -8. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph after midnight.

20% chance of snow Sunday Sunday... A 20 percent chance of snow. Mostly cloudy and cold, with a high near 7. North wind 5 to 10 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around -9. North wind around 10 mph.

Sunny on Monday Monday... Sunny and cold, with a high near 8. Northwest wind around 10 mph becoming southwest in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 1. Southwest wind 10 to 15 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 12.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around -4.

Mostly Sunny on Wednesday Wednesday... Mostly sunny and cold, with a high near 9.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around -4.

Mostly Sunny on Thursday Thursday... Mostly sunny and cold, with a high near 10.

Current Radar Image


Sun Almanac for South Byron, Wisconsin
Sunrise: 07:19 AM
Sunset: 4:53 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 06:13 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:33 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.