If you planning to travel to Mulhyanggi Arboretum, Osan, 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 9:58 PM. The temperature feels like 43.849999999999994 with a humidity level of 47 so dress accordingly. Cloud coverage is 0 percent with visibility at 14.9 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 4 MPH. At the end of the day don’t miss the sunset at 8:27 AM.