In July, the weather in Pangkalan Bun is typically hot. Average daily high temperature in July is about 30 degrees above zero. On average, Pangkalan Bun has 20 rainy, 7 partly cloudy, 3 sunny, and 1 cloudy day in July. The rains are usually heavy. July as well as January, February, March, and April is considered the most uncomfortable time to visit Pangkalan Bun.