Sauk County, WI: Current UV Index and Hourly Forecast

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As of 7:08 PM CDT on June 27, 2025, all 16 cities in Sauk County, WI in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Baraboo, WI with a reading of 0.5.

Over the next 24 hours, the highest UV Index reading in Sauk County, WI is expected to be 9.3 in Prairie du Sac between 1:00 PM - 2:00 PM CDT tomorrow.

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Current UV Index in Cities in Sauk County, WI

• Baraboo - 0.5
• Bluffview - 0.5
• Ironton - 0.3
• La Valle - 0.3
• Lake Delton - 0.5
• Lime Ridge - 0.3
• Loganville - 0.4
• Merrimac - 0.5
• North Freedom - 0.5
• Plain - 0.5
• Prairie du Sac - 0.5
• Reedsburg - 0.4
• Rock Springs - 0.4
• Sauk City - 0.5
• Spring Green - 0.5
• West Baraboo - 0.5