Waukesha County, WI: Current UV Index and Hourly Forecast

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As of 7:29 AM CDT on May 30, 2026, all 27 cities in Waukesha County, WI in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Waukesha, WI with a reading of 0.5.

Over the next 24 hours, the highest UV Index reading in Waukesha County, WI is expected to be 8.2 in Mukwonago between 1:00 PM - 2:00 PM CDT today.

Search Cities in Waukesha County, WI

Current UV Index in Cities in Waukesha County, WI

• Big Bend - 0.5
• Brookfield - 0.5
• Butler - 0.5
• Chenequa - 0.5
• Delafield - 0.5
• Dousman - 0.5
• Eagle - 0.5
• Elm Grove - 0.5
• Hartland - 0.5
• Lac La Belle - 0.5
• Lannon - 0.5
• Menomonee Falls - 0.5
• Merton - 0.5
• Mukwonago - 0.5
• Muskego - 0.5
• Nashotah - 0.5
• New Berlin - 0.5
• North Lake - 0.5
• North Prairie - 0.5
• Oconomowoc - 0.5
• Oconomowoc Lake - 0.5
• Okauchee Lake - 0.5
• Sussex - 0.5
• Vernon - 0.5
• Village of Waukesha - 0.5
• Wales - 0.5
• Waukesha - 0.5