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Attica, Wisconsin Weather Forecast
Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 3:12 pm CST Nov 20, 2025 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thanksgiving Day
10% chance of  on Tonight Morning Fog on Friday Mostly Sunny on Saturday Sunny on Sunday 30% chance of rain on Monday 40% chance of rain on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thanksgiving Day
Low: 35°F High: 48°F High: 49°F High: 56°F High: 53°F High: 53°F High: 39°F High: 35°F
Low: 26°F Low: 34°F Low: 34°F Low: 42°F Low: 30°F Low: 22°F  
Patchy Fog Morning Fog Mostly Sunny Sunny Rain Rain Partly Sunny Mostly Sunny
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Current Conditions at
MONROE - (KEFT)
46°
Feels like 41°F
Cloudy
Mist
as of 3:55 PM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 3 Miles
Pressure: 30.01 in.
Flight Rule: IFR
Wind Data
9 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
JANESVILLE - (KJVL)
46°
Cloudy
Mist
as of 3:45 PM CST
Rel. Humidity: 93%
Dew Point: 45°F
Visibility: 3 Miles
Pressure: 30.02 in.
Flight Rule: IFR
Wind Data
8 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 700ft
Current Conditions at
MADISON - (KMSN)
46°
Cloudy
Mist
as of 3:53 PM CST
Rel. Humidity: 93%
Dew Point: 45°F
Visibility: 2 1/2 Miles
Pressure: 29.98 in.
Flight Rule: IFR
Wind Data
7 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 800ft
10% chance of  Tonight Tonight... A slight chance of drizzle between 7pm and 8pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 35. West wind around 5 mph becoming north after midnight.

Morning Fog on Friday Friday... Patchy fog before 7am. Otherwise, partly sunny, with a high near 48. North wind around 5 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 26. North wind around 5 mph becoming calm in the evening.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 49. Light and variable wind becoming southwest 5 to 10 mph in the morning.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 34. West wind 5 to 10 mph.

Sunny on Sunday Sunday... Sunny, with a high near 56. West wind around 5 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 34. Southwest wind around 5 mph becoming southeast after midnight.

30% chance of rain Monday Monday... A 30 percent chance of rain after noon. Mostly cloudy, with a high near 53. Southeast wind 5 to 10 mph.

80% chance of rain Monday Night Monday Night... Rain. Low around 42. Chance of precipitation is 80%.

40% chance of rain Tuesday Tuesday... A 40 percent chance of rain. Mostly cloudy, with a high near 53.

20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 30.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 39.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 22.

Mostly Sunny on Thanksgiving Day Thanksgiving Day... Mostly sunny, with a high near 35.

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.