Download the UV Index Today app - Get daily UV alerts

UV Index for Hilton Head Island, SC

Current Hilton Head Island UV Index

0 (Low)

Last Updated 35 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Hilton Head Island UV Index

The hourly Hilton Head Island, SC UV Index forecast for Thursday, August 20th, 2026.

5 Day Hourly Hilton Head Island UV Index Forecast

Last Updated 1 day ago