UV Index Today in Waukesha County, Wisconsin (WI)
Wednesday, July 15, 2026 -12:13 PM CDT (GMT-5)
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The average maximum UV Index today across 49 locations in Waukesha County, Wisconsin (WI), is 9.4. The highest projected maximum is 9.5 in Oconomowoc at 1:00 PM CDT, while the lowest projected maximum is 9.1 in Milwaukee at 1:00 PM CDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 8.7. The highest projected maximum is 8.9 in Oconomowoc at 1:00 PM CDT, and the lowest projected maximum is 8.4 in Milwaukee at 1:00 PM CDT.
8 County Subdivisions in Waukesha County, Wisconsin (WI)
Maximum UV Index Today
41 Places in Waukesha County, Wisconsin (WI)
Maximum UV Index Today