UV Index Today in Charleston County, South Carolina (SC)

The average maximum UV Index today across 20 locations in Charleston County, South Carolina (SC), is 9.4. The highest projected maximum is 10.2 in Mount Pleasant at 1:00 PM EDT, while the lowest projected maximum is 8.5 in McClellanville at 12:00 PM EDT.

Tomorrow, the average maximum UV Index across those same locations is expected to be 9.4. The highest projected maximum is 10.3 in Awendaw at 1:00 PM EDT, and the lowest projected maximum is 8.5 in Seabrook Island at 1:00 PM EDT.