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Oconomowoc, WI Weather

Live radar, hourly and 7-day forecast, and National Weather Service alerts for Oconomowoc, Waukesha County, Wisconsin.

Updated Jul 29, 2026, 4:08 PM local time · Radar refreshes every 5 minutes

☀️
Oconomowoc
Clear
83°F
Feels like 84°F
Wind 5 mph
Humidity 38%
Cloud cover 1%
UV index 7
Alerts 0

Active alerts

No active National Weather Service alerts for Oconomowoc, WI.

Oconomowoc weather radar

Light Heavy

Next 24 hours

Now
☀️
83°F
 
5 PM
☀️
83°F
 
6 PM
☀️
82°F
 
7 PM
☀️
81°F
 
8 PM
☀️
77°F
 
9 PM
☀️
73°F
 
10 PM
☀️
71°F
 
11 PM
☀️
69°F
 
12 AM
☀️
67°F
 
1 AM
☀️
66°F
 
2 AM
☀️
64°F
 
3 AM
☀️
63°F
 
4 AM
☀️
62°F
 
5 AM
☀️
61°F
 
6 AM
☀️
60°F
 
7 AM
☀️
63°F
 
8 AM
☀️
71°F
 
9 AM
☀️
75°F
 
10 AM
☀️
80°F
 
11 AM
☁️
83°F
 
12 PM
☁️
86°F
 
1 PM
88°F
 
2 PM
☁️
89°F
 
3 PM
☁️
90°F
 

7-day forecast

Today
Jul 29
83°F
58°F
Thu
Jul 30
☁️
90°F
60°F
Fri
Jul 31
🌧️
82°F
61°F
75%
Sat
Aug 1
🌦️
75°F
60°F
75%
Sun
Aug 2
☀️
78°F
54°F
6%
Mon
Aug 3
🌤️
81°F
57°F
2%
Tue
Aug 4
🌤️
83°F
63°F
7%

Weather near Oconomowoc

13 mi Watertown, WI15 mi Waukesha, WI20 mi Brookfield, WI20 mi Menomonee Falls, WI21 mi Germantown, WI22 mi New Berlin, WI23 mi Muskego, WI25 mi Wauwatosa, WI
Alerts are relayed from the National Weather Service and may lag the official source. In a life-threatening situation always follow weather.gov and local emergency broadcasts.