As of 9:18 AM MST on September 12, 2025, out of 461 cities in Arizona in our database, 368 cities (80%) have a UV Index reading of Moderate, while 93 cities (20%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Greer, AZ with a reading of 3.8.
Over the next 24 hours, the highest UV Index reading in Arizona is expected to be 10.5 in Kino Springs between 12:00 PM - 1:00 PM MST today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |