The Kualuh River is a river in northern Sumatra, Indonesia, about 1600 km northwest of the national capital Jakarta.Rand McNally, The New International Atlas, 1993.Sungai Kualu at Geonames.org (cc-by); Last updated 2013-06-04; Database dump downloaded 2015-11-27 The drainage area of 4,278 km2 is mostly situated in North Labuhanbatu Regency of North Sumatra Province.
Geography The river flows in the northern area of Sumatra with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification). The annual average temperature in the area is 21 °C. The warmest month is March, when the average temperature is around 26 °C, and the coldest is October, at 20 °C. The average annual rainfall is 3,730 mm. October is the wettest month with an average of 491 mm rainfall, and March is the driest, with 136 mm rain on average.
See also List of drainage basins of Indonesia List of rivers of Indonesia List of rivers of Sumatra
References