As of 3:40 PM CDT on June 7, 2025, out of 483 cities in South Dakota in our database, 311 cities (64%) have a UV Index reading of High, 121 cities (25%) have a UV Index reading of Moderate, 33 cities (7%) have a UV Index reading of Very High, while 18 cities (4%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Ardmore, SD with a reading of 8.2.
Over the next 24 hours, the highest UV Index reading in South Dakota is expected to be 8.7 in Ardmore 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 |