Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 5:54 pm CDT Jul 3, 2025 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday Thursday
80% chance of thunderstorms on Tonight 60% chance of thunderstorms on Independence Day 20% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday Sunny on Monday 20% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday
Low: 68°F High: 89°F High: 90°F High: 81°F High: 84°F High: 85°F High: 83°F High: 84°F
Low: 70°F Low: 70°F Low: 62°F Low: 61°F Low: 63°F Low: 61°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
WATERTOWN - (KRYV)
86°
Feels like 87°F
Clear
as of 7:30 PM CDST
Rel. Humidity: 48%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
5 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
86°
Feels like 88°F
Mostly Cloudy
as of 6:53 PM CDST
Rel. Humidity: 51%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
8 MPH
190° South
Cloud Level(s): Scattered at 6500ft, Scattered at 9000ft, Broken at 20000ft
Current Conditions at
JUNEAU - (KUNU)
81°
Partly Cloudy
as of 7:40 PM CDST
Rel. Humidity: 65%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
13 MPH
100° East
Cloud Level(s): Scattered at 6000ft
Current Conditions at
WAUKESHA - (KUES)
81°
Partly Cloudy
as of 6:45 PM CDST
Rel. Humidity: 65%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
12 MPH
100° East
Cloud Level(s): Scattered at 6000ft
80% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 68. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
60% chance of thunderstorms Independence Day Independence Day... Showers and thunderstorms likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 89. Heat index values as high as 97. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 70. South wind around 5 mph.
20% chance of thunderstorms Saturday Saturday... A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 96. Southwest wind 10 to 15 mph.
50% chance of thunderstorms Saturday Night Saturday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind 5 to 10 mph.
40% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 81. West wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 40%.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny, with a high near 84. North wind around 5 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 61.
20% chance of thunderstorms Tuesday Tuesday... A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85.
30% chance of thunderstorms Tuesday Night Tuesday Night... A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
30% chance of thunderstorms Wednesday Wednesday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
20% chance of thunderstorms Wednesday Night Wednesday Night... A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Current Radar Image


Sun Almanac for Aztalan, Wisconsin
Sunrise: 05:21 AM
Sunset: 8:38 PM
Civil Sunrise:04:46 AM
Civil Sunset: 9:13 PM
Nautical Sunrise: 04:01 AM
Nautical Sunset: 9:59 PM
Astro Sunrise: 03:05 AM
Astro Sunset: 10:54 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.