As of 1:03 PM MDT on August 5, 2026, out of 3 cities in Grand County, UT in our database, 2 cities (67%) have a UV Index reading of Very High, while 1 city (33%) have a UV Index reading of High. The city with the highest UV Index reading right now is Moab, UT with a reading of 9.1.
Over the next 24 hours, the highest UV Index reading in Grand County, UT is expected to be 9.1 in Moab between 1:00 PM - 2:00 PM MDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |