If you planning to travel to Kusatsu Nettaiken, Kusatsu, 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 9:34 PM. The temperature feels like 38.65 with a humidity level of 70 so dress accordingly. Cloud coverage is 24 percent with visibility at 8.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling west-northwest at a speed of 4 MPH. At the end of the day don’t miss the sunset at 7:37 AM.