Pima County, AZ: Current UV Index and Hourly Forecast

As of 10:03 AM MST on May 15, 2025, all 54 cities in Pima County, AZ in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Summerhaven, AZ with a reading of 7.

Over the next 24 hours, the highest UV Index reading in Pima County, AZ is expected to be 10.7 in Arivaca between 12:00 PM - 1:00 PM MST today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Pima County, AZ as of 10:03 AM MST, May 15, 2025

Current UV Index in Cities in Pima County, AZ

10:03 AM MST, May 15, 2025