If you planning to travel to Marion Square, 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 10:22 AM. The temperature feels like 96.80000000000001 with a humidity level of 78 so dress accordingly. Cloud coverage is 18 percent with visibility at 12.4 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 8 MPH. At the end of the day don’t miss the sunset at 12:29 AM.