Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 10:54 pm CDT Sep 16, 2025 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Morning Fog on Overnight Morning Fog on Wednesday Sunny on Thursday 20% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday 30% chance of on Monday 20% chance of rain on Tuesday
Low: 59°F High: 85°F High: 85°F High: 81°F High: 79°F High: 78°F High: 79°F High: 77°F
Low: 59°F Low: 59°F Low: 59°F Low: 61°F Low: 61°F Low: 59°F  
Morning Fog Morning Fog Sunny Thunderstorms Thunderstorms Thunderstorms Partly Sunny Rain
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Current Conditions at
MONROE - (KEFT)
68°
Clear
as of 11:55 PM CDST
Rel. Humidity: 64%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
7 MPH
130° Southeast
Cloud Level(s): Clear
Current Conditions at
JANESVILLE - (KJVL)
61°
Clear
as of 11:55 PM CDST
Rel. Humidity: 87%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
64°
Clear
as of 11:53 PM CDST
Rel. Humidity: 82%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
180° South
Cloud Level(s): Clear
Morning Fog on Overnight Overnight... Patchy fog after 5am. Otherwise, mostly clear, with a low around 59. Calm wind.
Morning Fog on Wednesday Wednesday... Patchy fog before 8am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming south around 5 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 59. Southeast wind around 5 mph becoming calm.
Sunny on Thursday Thursday... Sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 59. East wind around 5 mph.
20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. East wind 5 to 10 mph.
40% chance of thunderstorms Friday Night Friday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East wind 5 to 10 mph.
30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. South wind 5 to 10 mph. Chance of precipitation is 30%.
40% chance of thunderstorms Saturday Night Saturday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
30% chance of thunderstorms Sunday Sunday... A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
40% chance of thunderstorms Sunday Night Sunday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
30% chance of Monday Monday... A 30 percent chance of showers. Partly sunny, with a high near 79.
30% chance of thunderstorms Monday Night Monday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
20% chance of rain Tuesday Tuesday... A 20 percent chance of showers. Mostly sunny, with a high near 77.
Sun Almanac for Attica, Wisconsin
Sunrise: 06:40 AM
Sunset: 7:04 PM
Civil Sunrise:06:12 AM
Civil Sunset: 7:32 PM
Nautical Sunrise: 05:39 AM
Nautical Sunset: 8:06 PM
Astro Sunrise: 05:05 AM
Astro Sunset: 8:40 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.