If you planning to travel to Lake Onuma, Wakkanai, 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 37.85 with a humidity level of 84 so dress accordingly. Cloud coverage is 77 percent with visibility at 12.9 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling east-southeast at a speed of 10 MPH. At the end of the day don’t miss the sunset at 6:50 AM.