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Attica, Wisconsin Weather Forecast
Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 3:13 pm CST Dec 19, 2025 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Christmas Day Friday
Mostly Cloudy on Tonight 20% chance of snow on Saturday Sunny on Sunday 20% chance of snow on Monday Partly Sunny on Tuesday Cloudy on Wednesday Mostly Cloudy on Christmas Day Partly Sunny on Friday
Low: 18 °F High: 38°F High: 25°F High: 38°F High: 42°F High: 46°F High: 52°F High: 44°F
Low: 10°F Low: 18°F Low: 33°F Low: 27°F Low: 38°F Low: 33°F  
Mostly Cloudy Snow Sunny Snow Partly Sunny Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
MONROE - (KEFT)
16°
Partly Cloudy
as of 4:15 PM CST
Rel. Humidity: 66%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
8 MPH
200° South
Cloud Level(s): Scattered at 10000ft, Scattered at 12000ft
Current Conditions at
JANESVILLE - (KJVL)
18°
Feels like 6°F
Mostly Cloudy
as of 3:45 PM CST
Rel. Humidity: 61%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
9 MPH
230° Southwest
Cloud Level(s): Broken at 15000ft
Current Conditions at
MADISON - (KMSN)
18°
Mostly Cloudy
as of 3:53 PM CST
Rel. Humidity: 52%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
6 MPH
190° South
Cloud Level(s): Broken at 13000ft, Broken at 25000ft
Current Conditions at
ALBERTUS AIRPORT - (KFEP)
16°
Feels like 3°F
Cloudy
as of 4:15 PM CST
Rel. Humidity: 72%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Solid Overcast at 12000ft
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 28 during the remainder of the night. South wind 10 to 15 mph.

20% chance of snow Saturday Saturday... A slight chance of snow between 8am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 38. South wind 10 to 15 mph becoming west in the morning. Chance of precipitation is 20%.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 10. Wind chill values between zero and 5. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Sunny on Sunday Sunday... Sunny, with a high near 25. Wind chill values between zero and 10. Northwest wind around 5 mph becoming south in the afternoon.

20% chance of snow Sunday Night Sunday Night... A 20 percent chance of snow after midnight. Increasing clouds, with a low around 18. South wind 5 to 10 mph.

20% chance of snow Monday Monday... A 20 percent chance of snow before noon. Cloudy, with a high near 38. South wind 10 to 15 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 33. South wind 5 to 10 mph becoming west after midnight.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 42. West wind around 5 mph becoming northwest in the afternoon.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 27.

Cloudy on Wednesday Wednesday... Cloudy, with a high near 46.

20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 38.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 52.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 33.

Partly Sunny on Friday Friday... Partly sunny, with a high near 44.

Current Radar Image


Sun Almanac for Attica, Wisconsin
Sunrise: 07:24 AM
Sunset: 4:26 PM
Civil Sunrise:06:52 AM
Civil Sunset: 4:58 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 5:34 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:09 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.