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Attica, Wisconsin Weather Forecast
Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 11:12 pm CST Nov 19, 2025 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Tonight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
10% chance of  on Tonight 10% chance of  on Thursday Partly Sunny on Friday Mostly Sunny on Saturday Sunny on Sunday Mostly Sunny on Monday 40% chance of rain on Tuesday Mostly Sunny on Wednesday
Low: 38°F High: 52°F High: 50°F High: 49°F High: 56°F High: 54°F High: 50°F High: 40°F
Low: 34°F Low: 26°F Low: 34°F Low: 32°F Low: 36°F Low: 28°F  
Patchy Fog Cloudy Partly Sunny Mostly Sunny Sunny Mostly Sunny Rain Mostly Sunny
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Current Conditions at
MONROE - (KEFT)
41°
Cloudy
Mist
as of 11:35 PM CST
Rel. Humidity: 100%
Dew Point: 41°F
Visibility: 2 Miles
Pressure: 30.13 in.
Flight Rule: LIFR
Wind Data
7 MPH
180° South
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
JANESVILLE - (KJVL)
41°
Cloudy
Mist
as of 11:35 PM CST
Rel. Humidity: 100%
Dew Point: 41°F
Visibility: 2 Miles
Pressure: 30.15 in.
Flight Rule: IFR
Wind Data
3 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
MADISON - (KMSN)
41°
Cloudy
Mist
as of 11:14 PM CST
Rel. Humidity: 93%
Dew Point: 39°F
Visibility: 4 Miles
Pressure: 30.13 in.
Flight Rule: LIFR
Wind Data
7 MPH
180° South
Cloud Level(s): Solid Overcast at 400ft
10% chance of  Tonight Tonight... A slight chance of drizzle. Patchy fog. Otherwise, cloudy, with a low around 38. South wind around 5 mph.

10% chance of  Thursday Thursday... A slight chance of drizzle between noon and 3pm. Cloudy, with a high near 52. Southwest wind 5 to 10 mph.

Partly Cloudy on Thursday Night Thursday Night... Cloudy, then gradually becoming partly cloudy, with a low around 34. Southwest wind around 5 mph becoming north after midnight.

Partly Sunny on Friday Friday... Partly sunny, with a high near 50. North wind around 5 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 26. North wind around 5 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 49. Northeast wind 5 to 10 mph becoming south in the afternoon.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 34. Southwest wind around 5 mph.

Sunny on Sunday Sunday... Sunny, with a high near 56. Southwest wind 5 to 10 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 32.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 54.

30% chance of rain Monday Night Monday Night... A 30 percent chance of rain. Mostly cloudy, with a low around 36.

40% chance of rain Tuesday Tuesday... A 40 percent chance of rain. Partly sunny, with a high near 50.

20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of rain. Partly cloudy, with a low around 28.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 40.

Sun Almanac for Attica, Wisconsin
Sunrise: 06:57 AM
Sunset: 4:31 PM
Civil Sunrise:06:26 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 05:51 AM
Nautical Sunset: 5:36 PM
Astro Sunrise: 05:18 AM
Astro Sunset: 6:10 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.