Mendawai River

Mendawai River or Katingan River is a river of Borneo, it is located in Central Kalimantan, Indonesia. With a total length of. The longhouses of the Pendahara are located along the river in its upper course. The river has its source in the Schwaner [Mountain Range].

Geography

The river flows in the southeast area of Borneo with predominantly tropical [rainforest climate]. The annual average temperature in the area is 22 °C. The warmest month is September, when the average temperature is around 24 °C, and the coldest is December, at 20 °C. The average annual rainfall is 2991 mm. The wettest month is December, with an average of 476 mm rainfall, and the driest is September, with 75 mm rainfall.