June in Fuji is the cloudiest month of the year. In June, the weather in Fuji is typically warm. Average daily high temperature in June is about 20 degrees above zero. On average, Fuji has 25 rainy, 3 cloudy, and 2 sunny days in June. The rains are usually heavy. June as well as February, March, April, and May is considered the most uncomfortable time to visit Fuji.