September in Palangka Raya is the windiest and the hottest month of the year. In September, the weather in Palangka Raya is typically hot. Average daily high temperature in September is about 32 degrees above zero. On average, Palangka Raya has 22 rainy, 4 cloudy, 3 sunny, and 1 partly cloudy day in September. The rains are usually heavy. September as well as January, February, March, and April is considered the most uncomfortable time to visit Palangka Raya.