If you planning to travel to Sayama Prefectural Natural Park, Higashimurayama, 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 7:53 PM. The temperature feels like 96.65 with a humidity level of 56 so dress accordingly. Cloud coverage is 22 percent with visibility at 15 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling south-southwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 9:36 AM.