As of 10:30 AM EDT on April 5, 2026, out of 473 cities in South Carolina in our database, 254 cities (54%) have a UV Index reading of Low, while 219 cities (46%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Myrtle Beach, SC with a reading of 3.1.
Over the next 24 hours, the highest UV Index reading in South Carolina is expected to be 8.3 in Bluffton between 1:00 PM - 2:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |