If you planning to travel to Mt. Norikura, 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 9:15 PM. The temperature feels like 47.75 with a humidity level of 68 so dress accordingly. Cloud coverage is 0 percent with visibility at 13.7 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 8 MPH. At the end of the day don’t miss the sunset at 7:51 AM.