If you planning to travel to The Sandbox, Hilton Head Island, South Carolina, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 11:23 AM. The temperature feels like 59.25 with a humidity level of 69 so dress accordingly. Cloud coverage is 9 percent with visibility at 14.2 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 11:38 PM.