Where is the junction of Sichuan and Gansu?

The junction of Sichuan and Gansu is Gannan.

Gannan Tibetan Autonomous Prefecture, an autonomous prefecture under the jurisdiction of Gansu Province, is a water conservation area and supply area for the Yellow River and Yangtze River, a nationally determined ecological main functional area, and an ecological civilization pioneer demonstration area. Gannan Prefecture is located on the edge of the border between Gansu Province and Sichuan Province in China. It is famous throughout the country for its unique geographical location, beautiful natural scenery, long history and culture, and simple folk customs, and is known as "Little Tibet".

Gannan has magnificent natural features and unique cultural heritage, attracting tens of thousands of domestic and foreign tourists every year. Gannan was rated as "the most attractive tourist attraction in the west" by the Western Development Research Center of the Chinese Academy of Social Sciences; rated as one of the "50 Places to Visit in a Lifetime" by China National Geographic; and promoted by the United Nations Human Settlements and Environment Development It has been rated as "China's Most Ethnic Characteristic Tourist Destination".

Gannan’s climate

Gannan Tibetan Autonomous Prefecture has the characteristics of a continental seasonal climate. There is abundant light but low utilization rate; insufficient heat and large vertical differences; high precipitation and significant differences in geographical distribution. Except for Zhouqu and Diebu counties, which do not have severe cold periods in some areas, the rest of the state has long winters and no summers, with short spring and autumn.

The annual average temperature in various places in Gannan Tibetan Autonomous Prefecture is between 1-13℃, with great regional differences. The general distribution trend is gradually decreasing from southeast to northwest. The distribution trend of temperature in the four seasons is roughly similar to the annual average temperature, decreasing from southeast to northwest. The annual temperature range is generally between 20-22°C, with the average annual temperature range being 23°C.

Gannan Prefecture has the smallest annual range in the province. The summer temperature is the highest in the whole prefecture, and the maximum monthly average temperature occurs in July; the winter temperature is the lowest, and the minimum value occurs in January. The geographical distribution of precipitation across the state is extremely uneven. The amount of precipitation varies greatly from place to place. The distribution trend generally decreases from Langmusi in the southwest to the surrounding areas. The seasonal precipitation distribution is also very uneven, with more in the warm season and less in the cold season. The rain and heat are the same. The characteristics of the season are obvious.

Reference for the above content: Baidu Encyclopedia-Gannan Tibetan Autonomous Prefecture