Traveling to Semi 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 9:53 PM and don’t miss the sunset at 7:19 AM. Today’s winds are traveling west-northwest at a speed of 8 MPH. The temperature feels like 21 with a humidity level of 90. Cloud coverage is 62 percent with 1.8 percent visibility. Today’s UV index is 2 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.