As of 1:53 PM MDT on June 2, 2026, all 5 cities in Kane County, UT in our database have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Alton, UT with a reading of 11.1.
Over the next 24 hours, the highest UV Index reading in Kane County, UT is expected to be 11.1 in Alton 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 |