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Aztalan, Wisconsin Weather Forecast
Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 11:16 am CST Jan 23, 2026 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Sunny on This Afternoon Increasing Clouds on Tonight Mostly Cloudy on Saturday 30% chance of snow on Sunday Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
High: -7°F Low: -16°F High: 1 °F High: 8 °F High: 9 °F High: 15°F High: 10°F High: 10°F
Low: -6°F Low: -8°F Low: 2 °F Low: -3°F Low: -4°F  
Sunny Increasing Clouds Mostly Cloudy Snow Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
WATERTOWN - (KRYV)
-13°
Feels like -33°F
Clear
as of 11:35 AM CST
Rel. Humidity: 47%
Dew Point: -27°F
Visibility: 10 Miles
Pressure: 30.70 in.
Flight Rule: VFR
Wind Data
12 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
JUNEAU - (KUNU)
-15°
Feels like -34°F
Clear
as of 11:15 AM CST
Rel. Humidity: 46%
Dew Point: -29°F
Visibility: 10 Miles
Pressure: 30.69 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 17 MPH
300° Northwest
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny and cold, with a high near -7. Wind chill values between -25 and -35. Northwest wind 10 to 15 mph.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around -16. Wind chill values between -20 and -25. Northwest wind around 5 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy and cold, with a high near 1. Wind chill values between -5 and -15. Calm wind.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -6. Calm wind becoming north around 5 mph after midnight.
30% chance of snow Sunday Sunday... A 30 percent chance of snow, mainly before noon. Mostly cloudy and cold, with a high near 8. North wind 5 to 10 mph.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around -8. Northwest wind around 5 mph.
Sunny on Monday Monday... Sunny and cold, with a high near 9. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 2. Southwest wind around 10 mph.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 15.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around -3.
Mostly Sunny on Wednesday Wednesday... Mostly sunny and cold, with a high near 10.
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.
Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:19 AM
Sunset: 4:56 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:27 PM
Nautical Sunrise: 06:13 AM
Nautical Sunset: 6:01 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:35 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.