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Aztalan, Wisconsin Weather Forecast
Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 1:26 pm CST Jan 2, 2026 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Mostly Sunny on This Afternoon Mostly Cloudy on Tonight Mostly Cloudy on Saturday Increasing Clouds on Sunday Partly Sunny on Monday 20% chance of rain & snow on Tuesday Mostly Sunny on Wednesday 30% chance of rain on Thursday
High: 19°F Low: 13°F High: 24°F High: 26°F High: 38°F High: 41°F High: 42°F High: 45°F
Low: 7 °F Low: 21°F Low: 28°F Low: 26°F Low: 32°F  
Mostly Sunny Mostly Cloudy Mostly Cloudy Increasing Clouds Partly Sunny Rain & Snow Mostly Sunny Rain
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Current Conditions at
WATERTOWN - (KRYV)
18°
Clear
as of 1:35 PM CST
Rel. Humidity: 52%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
7 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
18°
Mostly Clear
as of 12:53 PM CST
Rel. Humidity: 52%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
320° Northwest
Cloud Level(s): Few at 25000ft
Current Conditions at
JUNEAU - (KUNU)
14°
Clear
as of 1:35 PM CST
Rel. Humidity: 56%
Dew Point: 1°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
7 MPH
250° West
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 19. Northwest wind around 5 mph.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 13. Northwest wind around 5 mph becoming calm.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 24. Calm wind becoming west around 5 mph in the morning.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 7. West wind around 5 mph becoming calm in the evening.
Increasing Clouds on Sunday Sunday... Increasing clouds, with a high near 26. Calm wind becoming south around 5 mph in the afternoon.
60% chance of snow Sunday Night Sunday Night... Snow likely before midnight. Mostly cloudy, with a low around 21. South wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Partly Sunny on Monday Monday... Partly sunny, with a high near 38. South wind around 5 mph becoming calm in the afternoon.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 28. Calm wind.
20% chance of rain & snow Tuesday Tuesday... A slight chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 20%.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 26.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 42.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 32.
30% chance of rain Thursday Thursday... A 30 percent chance of rain. Mostly cloudy, with a high near 45.
Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:27 AM
Sunset: 4:32 PM
Civil Sunrise:06:55 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:19 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:45 AM
Astro Sunset: 6:14 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.