In August, the weather in Pangkalan Bun is typically hot. Average daily high temperature in August is about 30 degrees above zero. On average, Pangkalan Bun has 24 rainy, 4 sunny, and 3 cloudy days in August. The rains are usually heavy. August as well as January, February, March, and April is considered the most uncomfortable time to visit Pangkalan Bun.