If you planning to travel to Thien Duong Cave, Dong Hoi, Vietnam, 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 10:21 PM. The temperature feels like 83.5 with a humidity level of 73 so dress accordingly. Cloud coverage is 5 percent with visibility at 12.3 percent. Today’s UV index is 12, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 16 MPH. At the end of the day don’t miss the sunset at 11:26 AM.