As of 3:36 PM MDT on August 29, 2025, out of 14 cities in Park County, MT in our database, 12 cities (86%) have a UV Index reading of High, while 2 cities (14%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Silver Gate, MT with a reading of 6.6.
Over the next 24 hours, the highest UV Index reading in Park County, MT is expected to be 7.8 in Gardiner between 1:00 PM - 2:00 PM MDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |