Grand County, UT: Current UV Index and Hourly Forecast

As of 4:22 PM MDT on June 27, 2025, all 3 cities in Grand County, UT in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Moab, UT with a reading of 6.4.

Over the next 24 hours, the highest UV Index reading in Grand County, UT is expected to be 9.9 in Thompson Springs between 1:00 PM - 2:00 PM MDT tomorrow.

Search Cities in Grand County, UT

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Grand County, UT as of 4:22 PM MDT, June 27, 2025

Current UV Index in Cities in Grand County, UT

4:22 PM MDT, June 27, 2025