As of 4:05 PM MDT on September 20, 2025, out of 7 cities in Sublette County, WY in our database, 4 cities (57%) have a UV Index reading of Moderate, while 3 cities (43%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Cora, WY with a reading of 3.5.
Over the next 24 hours, the highest UV Index reading in Sublette County, WY is expected to be 6.8 in Marbleton 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 |