Taking the local weather in Tumbang Rungan into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually October and September, with an average temperature of 27°C, while the coldest months are July and August, with an average of 26°C. The rainiest months in Tumbang Rungan are March, November, April and December, with each month seeing an average of 334 mm of rainfall.