UV Index Today in South Carolina (SC)

Tuesday, April 7, 2026 - 4:50 AM EDT (GMT-4)

The average maximum UV Index today across 334 locations in South Carolina (SC), is 5.1. The highest projected maximum is 7.2 in Seneca at 2:00 PM EDT, while the lowest projected maximum is 3.1 in Hilton Head Island at 1:00 PM EDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 7. The highest projected maximum is 7.7 in Hampton at 1:00 PM EDT, and the lowest projected maximum is 6.5 in Greenville 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 - 3.5
  • Greenville County - 6.8
  • Horry County - 3.6
  • Lexington County - 5.1
  • Richland County - 4.8
  • Spartanburg County - 6.2
  • York County - 5.9
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)