Dane County, WI: Current UV Index and Hourly Forecast

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As of 5:37 PM CDT on May 17, 2025, all 25 cities in Dane County, WI in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Mount Horeb, WI with a reading of 1.

Over the next 24 hours, the highest UV Index reading in Dane County, WI is expected to be 7.4 in Mount Horeb between 1:00 PM - 2:00 PM CDT tomorrow.

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Current UV Index in Cities in Dane County, WI

• Belleville - 1
• Black Earth - 0.8
• Blue Mounds - 1
• Cambridge - 0.7
• Cottage Grove - 0.7
• Cross Plains - 1
• Dane - 0.7
• DeForest - 0.7
• Deerfield - 0.7
• Fitchburg - 0.8
• Madison - 0.8
• Maple Bluff - 0.7
• Marshall - 0.9
• Mazomanie - 0.8
• McFarland - 0.7
• Middleton - 0.8
• Monona - 0.7
• Mount Horeb - 1
• Oregon - 0.8
• Rockdale - 0.7
• Shorewood Hills - 0.8
• Stoughton - 0.7
• Sun Prairie - 0.7
• Verona - 0.8
• Waunakee - 0.7