Taking into account the local weather in Pangkalan Baru can help you maximize your time at the pool during your trip. The hottest months are usually September and October with an average temp of 81°F, while the coldest months are February and March with an average of 80°F. The rainiest months in Pangkalan Baru are December, November, April, and March, with each month seeing an average of 13 inches of rainfall.