If you planning to travel to Cathedral of Saint John the Baptist, 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 10:20 AM. The temperature feels like 79.94999999999999 with a humidity level of 84 so dress accordingly. Cloud coverage is 41 percent with visibility at 10.6 percent. Today’s UV index is 11, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 12:13 AM.