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Oconomowoc, Wisconsin Weather Forecast
Oconomowoc, Wisconsin Weather
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Weather Forecast for Oconomowoc, Wisconsin : Waukesha County
Issued: 12:21 am CST Dec 17, 2025 Latitude: 43.1116731 Longitude: -88.4992659 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight Mostly Sunny on Wednesday 90% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Partly Sunny on Monday Mostly Cloudy on Tuesday
Low: 25°F High: 35°F High: 42°F High: 24°F High: 36°F High: 21°F High: 31°F High: 38°F
Low: 38 °F Low: 11°F Low: 24 °F Low: 9°F Low: 10°F Low: 24°F  
Mostly Cloudy Mostly Sunny Rain & Snow Mostly Sunny Partly Sunny Mostly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
WATERTOWN - (KRYV)
34°
Clear
as of 12:15 AM CST
Rel. Humidity: 80%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.68 in.
Flight Rule: VFR
Wind Data
7 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
WAUKESHA - (KUES)
36°
Feels like 27°F
Clear
as of 12:15 AM CST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.69 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 16 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
JUNEAU - (KUNU)
34°
Feels like 25°F
Clear
as of 11:59 PM CST
Rel. Humidity: 80%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
12 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
WEST BEND - (KETB)
39°
Feels like 33°F
Clear
as of 12:15 AM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.65 in.
Flight Rule: VFR
Wind Data
9 MPH
Gust: 16 MPH
250° West
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 25. Northwest wind around 10 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph becoming south in the afternoon.

50% chance of rain & snow Wednesday Night Wednesday Night... A chance of rain and snow between midnight and 1am, then a chance of rain after 1am. Mostly cloudy, with a temperature rising to around 38 by 5am. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

90% chance of rain & snow Thursday Thursday... Rain before 3pm, then a chance of rain and snow. High near 42. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

40% chance of snow Thursday Night Thursday Night... A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 11. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 24. Northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a temperature rising to around 24 by 2am. South wind 5 to 10 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 36. South wind around 10 mph becoming west in the afternoon.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 9.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 21.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 10.

Partly Sunny on Monday Monday... Partly sunny, with a high near 31.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 24.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 38.

Current Radar Image


Sun Almanac for Oconomowoc, Wisconsin
Sunrise: 07:20 AM
Sunset: 4:20 PM
Civil Sunrise:06:48 AM
Civil Sunset: 4:53 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:29 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:03 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.