San Juan County, UT: Current UV Index and Hourly Forecast

As of 5:50 PM MDT on August 8, 2025, all 14 cities in San Juan County, UT in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Navajo Mountain, UT with a reading of 3.6.

Over the next 24 hours, the highest UV Index reading in San Juan County, UT is expected to be 10.5 in Navajo Mountain between 1:00 PM - 2:00 PM MDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in San Juan County, UT as of 5:50 PM MDT, August 8, 2025

Current UV Index in Cities in San Juan County, UT

5:50 PM MDT, August 8, 2025