June in Mandalay is the windiest and the cloudiest month of the year. In June, the weather in Mandalay is typically hot. Average daily high temperature in June is about 31 degrees above zero. On average, Mandalay has 29 rainy and 1 sunny day in June. The rains are usually heavy. June as well as July, August, and September is considered the most uncomfortable time to visit Mandalay.