If you planning to travel to Great Boiling Valley, Hakone, 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 9:44 PM. The temperature feels like 42.900000000000006 with a humidity level of 55 so dress accordingly. Cloud coverage is 17 percent with visibility at 11.8 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 5 MPH. At the end of the day don’t miss the sunset at 7:32 AM.