As of 1:29 PM MDT on July 21, 2026, out of 9 cities in Teton County, WY in our database, 8 cities (89%) have a UV Index reading of Extreme, while 1 city (11%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Wilson, WY with a reading of 11.2.
Over the next 24 hours, the highest UV Index reading in Teton County, WY is expected to be 11.2 in Wilson 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 |