As of 2:59 AM MST on January 9, 2026, all 3 cities in Teton County, ID in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Teton County, ID is expected to be 1.8 in Tetonia between 12:00 PM - 1:00 PM MST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |