Jefferson, Wisconsin Weather
Issued: 3:07 am CST Dec 21, 2025 Latitude: 43.0055594 Longitude: -88.8073273 View on Google Maps
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Sunny |
Rain & Snow |
Mostly Sunny |
Rain |
Rain |
Mostly Cloudy |
Mostly Cloudy |
Current Conditions at
WATERTOWN - (KRYV)
Clear
as of 3:15 AM CST
Rel. Humidity: 61%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
9 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
12°
Clear
as of 2:53 AM CST
Rel. Humidity: 56%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
8 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
JANESVILLE - (KJVL)
Clear
as of 3:10 AM CST
Rel. Humidity: 61%
Dew Point: 5°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
9 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
JUNEAU - (KUNU)
10°
Clear
as of 3:19 AM CST
Rel. Humidity: 60%
Dew Point: -0°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Cloud Level(s): Clear
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Overnight... Clear, with a low around 9. Northwest wind 5 to 10 mph. |
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Sunday... Sunny, with a high near 26. Wind chill values between zero and 10. Northwest wind around 5 mph becoming south in the afternoon. |
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Sunday Night... A 30 percent chance of snow, mainly after 3am. Increasing clouds, with a temperature rising to around 28 by 5am. South wind around 5 mph. |
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Monday... A slight chance of snow before 11am, then a slight chance of rain between 11am and noon. Mostly cloudy, with a high near 36. South wind 5 to 10 mph. Chance of precipitation is 20%. |
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Monday Night... Mostly cloudy, with a low around 31. South wind around 5 mph becoming west after midnight. |
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Tuesday... Mostly sunny, with a high near 40. Northwest wind 5 to 10 mph. |
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Tuesday Night... Mostly cloudy, with a low around 24. Calm wind becoming southeast around 5 mph after midnight. |
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Wednesday... A 20 percent chance of rain after noon. Cloudy, with a high near 42. Southeast wind around 5 mph. |
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Wednesday Night... A 20 percent chance of rain before midnight. Cloudy, with a low around 34. |
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Christmas Day... A 20 percent chance of rain after noon. Cloudy, with a high near 45. |
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Thursday Night... A 20 percent chance of rain. Cloudy, with a low around 31. |
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Friday... Mostly cloudy, with a high near 38. |
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Friday Night... Mostly cloudy, with a low around 27. |
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Saturday... Mostly cloudy, with a high near 38. |
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Current Radar Image
Sun Almanac for Jefferson, Wisconsin
Sunrise: 07:24 AM
Sunset: 4:24 PM
Civil Sunrise:06:51 AM
Civil Sunset: 4:56 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:32 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:06 PM
Wisconsin's Current Temperatures
Wisconsin's Satellite Image
Wisconsin's Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7074 locations
in the contiguous United States |
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High
Temp |
79° |
Keathley C 875, Louisiana
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Low
Temp |
-11° |
Baudette, Minnesota
and 2 other locations
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Wind
Speed |
35mph |
Foxtrot, Montana
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Wind
Gust |
46mph |
Sault Ste Marie, Michigan
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Wind
Chill |
-16° |
Kennedy Memorial Arpt, Wisconsin
and 1 other location
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High
Pressure |
30.41Hg |
Salida Mountain, Colorado
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Low
Pressure |
29.33Hg |
Charlie, Montana
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| # Locations Reporting Snow |
26 |
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| # Locations Reporting Rain |
34 |
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| # Locations Reporting Fog |
39 |
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| Average Temperature in the Contiguous USA |
36° |
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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.
