If you planning to travel to Yagen Onsen, 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 10:03 PM. The temperature feels like 20.1 with a humidity level of 79 so dress accordingly. Cloud coverage is 54 percent with visibility at 8 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling west-northwest at a speed of 12 MPH. At the end of the day don’t miss the sunset at 7:14 AM.