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 11:58 AM. The temperature feels like 56.2 with a humidity level of 52 so dress accordingly. Cloud coverage is 1 percent with visibility at 14.9 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling west-northwest at a speed of 14 MPH. At the end of the day don’t miss the sunset at 10:21 PM.