As of 9:42 AM MDT on June 27, 2025, out of 14 cities in San Juan County, UT in our database, 13 cities (93%) have a UV Index reading of Moderate, while 1 city (7%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Monticello, UT with a reading of 2.7.
Over the next 24 hours, the highest UV Index reading in San Juan County, UT is expected to be 11 in Oljato-Monument Valley between 1:00 PM - 2:00 PM MDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |