If you planning to travel to Yongyeon Cave, Taebaek-si, South Korea, 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 10:30 PM. The temperature feels like 16.25 with a humidity level of 56 so dress accordingly. Cloud coverage is 0 percent with visibility at 14 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 7 MPH. At the end of the day don’t miss the sunset at 8:08 AM.