Tripa River
River in Indonesia
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Geography
The river flows in the northern area of Sumatra which has a predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).[3] The annual average temperature in the area is 23 °C. The warmest month is January, when the average temperature is around 24 °C, and the coldest is August, at 22 °C.[4] The average annual rainfall is 4124 mm. The wettest month is November, with an average of 541 mm rainfall, and the driest is July, with 193 mm rainfall.[5]