Walworth County, WI: Current UV Index and Hourly Forecast

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As of 9:19 PM CDT on June 29, 2026, all 20 cities in Walworth County, WI in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Walworth County, WI is expected to be 10 in Whitewater between 1:00 PM - 2:00 PM CDT tomorrow.

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Current UV Index in Cities in Walworth County, WI

• Allens Grove - 0
• Big Foot Prairie - 0
• Como - 0
• Darien - 0
• Delavan - 0
• Delavan Lake - 0
• East Troy - 0
• Elkhorn - 0
• Genoa City - 0
• Lake Geneva - 0
• Lake Ivanhoe - 0
• Lake Lorraine - 0
• Lauderdale Lakes - 0
• Lyons - 0
• Potter Lake - 0
• Sharon - 0
• Springfield - 0
• Walworth - 0
• Whitewater - 0
• Williams Bay - 0