If you planning to travel to Cold War Submarine Memorial, Mount Pleasant, 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 10:59 AM. The temperature feels like 74.5 with a humidity level of 85 so dress accordingly. Cloud coverage is 68 percent with visibility at 9.3 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling northeast at a speed of 12 MPH. At the end of the day don’t miss the sunset at 11:32 PM.