Stung Treng is a northern province of Cambodia. It was formerly called Xieng Teng and was once a part of the vast Khmer Empire, then the Lao kingdom of Lan Xang and later the Lao kingdom of Champassack. During the period of French Indochina it was again ceded to Cambodia.
Geography
Stung Treng province, which covers an area of 11,092 square kilometres, is a remote and sparsely populated province in the northeast of Cambodia. It borders Lao to the north, Ratanakiri to the east, Preah Vihear to the west and Kratie and Kompong Thom to the south. The province is divided into five district, 34 communes and 128 villages.
Stung Treng is a unique province quite distinct from other Cambodian provinces in the Mekong basin.Extensive forests, intersecting rivers and streams and low population density characterize it. Stung Treng includes also the western chunk of the massive Virachey National Park, accessible from Siem Pang, a small beautiful town on the Tonle Kong.
Population
Stung Treng has population just 0.7% of Cambodia’s population. The density is 7 people per square kilometre, which is nine times less than the national density. When the population is low and the province is endowed with natural resources, the immigration rate is very high. This figure has been proven by the population census in 1998, which shows that 19.4% of the province’s population has migrated from outside, of which male migrants constitute 55%. The most commonly stated reasons for immigration were moving with family, followed by searching for livelihood.
Weather
The country enjoy  tropical climate with  warm and humid temperature. In the monsoon season, abundant rain allows for the cultivation of a wide variety of crops. This year-round tropical climate makes Cambodia ideal for developing tourism. Travelers need not to fear natural disasters such as erupting volcanoes or earthquakes, and the country is not directly affected by tropical storms. Cambodia has sun almost year round. The average temperature is about 27 degrees Celsius; the minimum temperature is about 16 degrees. December and January are the coolest months, whereas the hottest is April.
During the rainy season between mid-April and mid-October the Mekong swells and backs into the Tonle Sap (Great Lake), increasing the size of the lake almost threefold. Between November and April winds are less strong and there are higher temperatures (up to 35°C). Within in propical area, Banteay Meanchey province enjoy tropical climate – warm and humid. In the monsoon season following the temperature:
- Hot season: March- May (27c -35c)
- Rainy season: May – October (24c-32c.)
- Cool season: November- March (22c-28c)