Dayton, Wisconsin Weather
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Weather Forecast for Dayton, Wisconsin : Green County
Issued: 1:08 pm CDT Jul 2, 2025 Latitude: 42.8269474 Longitude: -89.5131761 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Independence Day Saturday Sunday Monday Tuesday
20% chance of thunderstorms on This Afternoon 20% chance of thunderstorms on Tonight 30% chance of thunderstorms on Thursday 10% chance of thunderstorms on Independence Day 30% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday 20% chance of thunderstorms on Monday 30% chance of thunderstorms on Tuesday
High: 87°F Low: 66°F High: 89°F High: 91°F High: 91°F High: 85°F High: 82°F High: 83°F
Low: 69°F Low: 73°F Low: 72°F Low: 64°F Low: 61°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
MONROE - (KEFT)
84°
Partly Cloudy
as of 1:15 PM CDST
Rel. Humidity: 39%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
5 MPH
310° Northwest
Cloud Level(s): Scattered at 5500ft, Scattered at 7500ft
Current Conditions at
MADISON - (KMSN)
84°
Mostly Cloudy
as of 12:53 PM CDST
Rel. Humidity: 45%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
6 MPH
310° Northwest
Cloud Level(s): Broken at 5000ft
Current Conditions at
JANESVILLE - (KJVL)
84°
Partly Cloudy
as of 12:45 PM CDST
Rel. Humidity: 45%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
6 MPH
260° West
Cloud Level(s): Scattered at 6000ft
Current Conditions at
MINERAL POINT - (KMRJ)
82°
Partly Cloudy
as of 1:15 PM CDST
Rel. Humidity: 48%
Dew Point: 61°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Scattered at 5500ft, Scattered at 7000ft
20% chance of thunderstorms This Afternoon This Afternoon... A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. West wind around 10 mph.
20% chance of thunderstorms Tonight Tonight... A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers after 4am. Mostly clear, with a low around 66. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
30% chance of thunderstorms Thursday Thursday... A slight chance of showers before 7am, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 30%.
30% chance of thunderstorms Thursday Night Thursday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind around 5 mph becoming southeast in the evening.
10% chance of thunderstorms Independence Day Independence Day... A slight chance of thunderstorms before 7am. Sunny and hot, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 10%.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 73. South wind around 5 mph.
30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 91. South wind 5 to 15 mph. Chance of precipitation is 30%.
60% chance of thunderstorms Saturday Night Saturday Night... Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. 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.
40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
20% chance of thunderstorms Monday Monday... A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
20% chance of rain Monday Night Monday Night... A 20 percent chance of showers. Partly cloudy, with a low around 61.
30% chance of thunderstorms Tuesday Tuesday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Current Radar Image


Sun Almanac for Dayton, Wisconsin
Sunrise: 05:24 AM
Sunset: 8:40 PM
Civil Sunrise:04:49 AM
Civil Sunset: 9:15 PM
Nautical Sunrise: 04:04 AM
Nautical Sunset: 10:00 PM
Astro Sunrise: 03:09 AM
Astro Sunset: 10:55 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.