If you planning to travel to H.L. Hunley Submarine, Charleston, 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 12:20 PM. The temperature feels like 43.599999999999994 with a humidity level of 88 so dress accordingly. Cloud coverage is 79 percent with visibility at 9.7 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 8 MPH. At the end of the day don’t miss the sunset at 10:20 PM.