The Kadassa River (Indonesian: Luku Kadahang) is a river of Sumba, East Nusa Tenggara, Indonesia.
[1][2][3] The river flows along the northern area of Sumba with predominantly tropical savanna climate (designated as As in the Köppen-Geiger climate classification).
[4] The annual average temperature in the area is 26 °C.
The warmest month is October, when the average temperature is around 32 °C, and the coldest is January, at 24 °C.
The wettest month is February, with an average of 206 mm rainfall, and the driest is September, with 8 mm rainfall.