As of 4:16 PM MDT on August 30, 2026, out of 9 cities in Teton County, MT in our database, 8 cities (89%) have a UV Index reading of Low, while 1 city (11%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Rockport Colony, MT with a reading of 2.8.
Over the next 24 hours, the highest UV Index reading in Teton County, MT is expected to be 6.1 in Choteau between 2:00 PM - 3:00 PM MDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |