In June, the weather in Phú Quốc is typically hot. Average daily high temperature in June is about 29 degrees above zero. On average, Phú Quốc has 28 rainy, 1 sunny, and 1 cloudy day in June. The rains are usually heavy. June as well as May, July, August, and September is considered the most uncomfortable time to visit Phú Quốc.