As of 12:35 PM MDT on August 30, 2025, all 5 cities in Jackson County, SD in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Cottonwood, SD with a reading of 2.1.
Over the next 24 hours, the highest UV Index reading in Jackson County, SD is expected to be 4 in Cottonwood between 11:00 AM - 12:00 PM MDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |