Boone County, IA: Current UV Index and Hourly Forecast

As of 11:52 AM CDT on October 15, 2025, all 9 cities in Boone County, IA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Madrid, IA with a reading of 2.3.

Over the next 24 hours, the highest UV Index reading in Boone County, IA is expected to be 2.3 in Madrid between 11:00 AM - 12:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Boone County, IA as of 11:52 AM CDT, October 15, 2025

Current UV Index in Cities in Boone County, IA

11:52 AM CDT, October 15, 2025