June in Shonai is the rainiest and the cloudiest month of the year. In June, the weather in Shonai is typically warm. Average daily high temperature in June is about 23 degrees above zero. On average, Shonai has 26 rainy, 2 sunny, and 2 cloudy days in June. The rains are usually heavy. June as well as July, August, and September is considered the most uncomfortable time to visit Shonai.