Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 12:27 pm CDT Oct 16, 2025 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
20% chance of on This Afternoon 20% chance of rain on Tonight Partly Sunny on Friday 50% chance of thunderstorms on Saturday 30% chance of rain on Sunday Sunny on Monday 40% chance of on Tuesday 20% chance of rain on Wednesday
High: 69°F Low: 55°F High: 78°F High: 73°F High: 59°F High: 65°F High: 61°F High: 58°F
Low: 59°F Low: 45°F Low: 40°F Low: 45°F Low: 39°F  
Partly Sunny Rain Partly Sunny Thunderstorms Rain Sunny Partly Sunny Rain
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Current Conditions at
WATERTOWN - (KRYV)
63°
Cloudy
as of 12:35 PM CDST
Rel. Humidity: 59%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
7 MPH
130° Southeast
Cloud Level(s): Solid Overcast at 4900ft
Current Conditions at
MADISON - (KMSN)
63°
Cloudy
as of 11:53 AM CDST
Rel. Humidity: 67%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
10 MPH
150° Southeast
Cloud Level(s): Solid Overcast at 3700ft
Current Conditions at
JUNEAU - (KUNU)
61°
Cloudy
as of 12:43 PM CDST
Rel. Humidity: 63%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
10 MPH
140° Southeast
Cloud Level(s): Solid Overcast at 4500ft
20% chance of This Afternoon This Afternoon... A 20 percent chance of showers after 4pm. Partly sunny, with a high near 69. Southeast wind around 10 mph.
20% chance of rain Tonight Tonight... A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 55. Southeast wind around 10 mph.
Partly Sunny on Friday Friday... Partly sunny, with a high near 78. South wind 10 to 15 mph, with gusts as high as 25 mph.
80% chance of thunderstorms Friday Night Friday Night... A chance of showers before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 59. South wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
50% chance of thunderstorms Saturday Saturday... A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 73. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.
70% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 45. Southwest wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
30% chance of rain Sunday Sunday... A 30 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 59. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 40. West wind 5 to 10 mph.
Sunny on Monday Monday... Sunny, with a high near 65.
30% chance of rain Monday Night Monday Night... A 30 percent chance of showers after 1am. Partly cloudy, with a low around 45.
40% chance of Tuesday Tuesday... A 40 percent chance of showers. Partly sunny, with a high near 61.
30% chance of rain Tuesday Night Tuesday Night... A 30 percent chance of showers. Partly cloudy, with a low around 39.
20% chance of rain Wednesday Wednesday... A 20 percent chance of showers. Mostly sunny, with a high near 58.
Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:11 AM
Sunset: 6:11 PM
Civil Sunrise:06:42 AM
Civil Sunset: 6:40 PM
Nautical Sunrise: 06:09 AM
Nautical Sunset: 7:12 PM
Astro Sunrise: 05:36 AM
Astro Sunset: 7:45 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.