June in Ketapang is the sunniest month of the year. In June, the weather in Ketapang is typically hot. Average daily high temperature in June is about 28 degrees above zero. On average, Ketapang has 20 rainy, 6 sunny, 3 partly cloudy, and 1 cloudy day in June. The rains are usually heavy. June as well as January, February, March, and April is considered the most uncomfortable time to visit Ketapang.