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 11:02 AM. The temperature feels like 84.69999999999999 with a humidity level of 87 so dress accordingly. Cloud coverage is 57 percent with visibility at 9.4 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling northeast at a speed of 13 MPH. At the end of the day don’t miss the sunset at 11:39 PM.