As of 12:57 PM MDT on August 31, 2026, all 9 cities in Emery County, UT in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Elmo, UT with a reading of 4.4.
Over the next 24 hours, the highest UV Index reading in Emery County, UT is expected to be 5.9 in Ferron between 11:00 AM - 12:00 PM MDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |