If you planning to travel to Splash Zone Waterpark, 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 12:16 PM. The temperature feels like 65.8 with a humidity level of 96 so dress accordingly. Cloud coverage is 70 percent with visibility at 6 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling southeast at a speed of 3 MPH. At the end of the day don’t miss the sunset at 10:18 PM.