UV Index Today in South Carolina (SC)

Wednesday, July 15, 2026 -12:15 PM EDT (GMT-4)

The average maximum UV Index today across 334 locations in South Carolina (SC), is 9.5. The highest projected maximum is 10.5 in The Cliffs Valley at 2:00 PM EDT, while the lowest projected maximum is 7.5 in Orangeburg at 12:00 PM EDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 10.4. The highest projected maximum is 10.9 in The Cliffs Valley at 1:00 PM EDT, and the lowest projected maximum is 8.5 in Seabrook Island at 1:00 PM EDT.

Data Source: National Oceanic and Atmospheric Administration (NOAA)

46 Counties in South Carolina (SC)

Average Maximum UV Index Today
  • Charleston County - 9.4
  • Greenville County - 9.9
  • Horry County - 9.3
  • Lexington County - 8.9
  • Richland County - 9
  • Spartanburg County - 10.2
  • York County - 10.3
Data Source: National Oceanic and Atmospheric Administration (NOAA)

334 Places in South Carolina (SC)

Maximum UV Index Today
Data Source: National Oceanic and Atmospheric Administration (NOAA)