If you planning to travel to Koyasan University, Koya, Japan, 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 10:01 PM. The temperature feels like 25.950000000000003 with a humidity level of 83 so dress accordingly. Cloud coverage is 62 percent with visibility at 9.5 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 10 MPH. At the end of the day don’t miss the sunset at 7:55 AM.