The Wamma River (Wami River) is a river in Central Papua, Indonesia.
The river flows in the northern area of Papua with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification). The annual average temperature in the area is 22 ðC. The warmest month is June, when the average temperature is around 23 ðC, and the coldest is February, at 22 ðC. The average annual rainfall is 5380 mm. The wettest month is March, with an average of 583 mm rainfall, and the driest is October, with 256 mm rainfall.