Traveling to Kojohama Onsen, Japan? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 9:33 PM and don’t miss the sunset at 7:16 AM. Today’s winds are traveling west-southwest at a speed of 6 MPH. The temperature feels like 43 with a humidity level of 81. Cloud coverage is 93 percent with 13.5 percent visibility. Today’s UV index is 1 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.