Lhasa is located in the southeastern part of the Tibet Autonomous Region, on the north bank of the Lhasa River, a tributary of the Yarlung Tsangpo River, with a total area of 29,518 square kilometers.

Lhasa is located in the middle of the Qinghai-Tibet Plateau with an elevation of 3650 meters. It is one of the highest cities in the world. The terrain is high in the north and low in the south, sloping from east to west. Lhasa climate belongs to the plateau temperate semi-arid monsoon climate, with 3000 hours of sunshine per year, which is 1,800 hours more than Chengdu in Sichuan Province and 1,100 hours more than Shanghai, the largest eastern city in China.

Lhasa is located on the north side of the Himalayas, with sunny weather throughout the year, sparse rainfall, no severe cold in winter, and no intense heat in summer. It has a plateau temperate semi-arid monsoon climate. The historical highest temperature is 29.6 degrees Celsius, the lowest temperature is minus 16.5 degrees Celsius, and the annual average temperature is 7.4 degrees Celsius. More than 3000 hours of sunshine throughout the year.

Lhasa climate: the annual precipitation is 200-510 mm, concentrated in June-September, and there is nocturnal rain, which is called the rainy season. The solar radiation is strong, the air is thin, the temperature is low, the temperature difference between day and night is large, winter and spring are cold, dry and windy.