As of 1:23 PM EDT on August 28, 2026, out of 7 cities in McCormick County, SC in our database, 5 cities (71%) have a UV Index reading of Moderate, while 2 cities (29%) have a UV Index reading of High. The city with the highest UV Index reading right now is Mount Carmel, SC with a reading of 5.6.
Over the next 24 hours, the highest UV Index reading in McCormick County, SC is expected to be 7 in Modoc between 12:00 PM - 1:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |