Why is the climate in Chongqing so cold in winter? Ask God for help

Chongqing is located in the Sichuan Basin, with the Yunnan-Guizhou Plateau to the south, the Hengduan Mountains to the west, the Qinling Mountains to the north, and Xuefeng Mountain to the east. The key is that Chongqing is surrounded, which is fine. The temperature in winter is not low, because the cold air from the north to the south is blocked by the surrounding mountains. However, due to the blocked terrain, water vapor cannot easily diffuse away, so it will be gloomy.

As for the cold, Chongqing is not as cold as Hangzhou at the same latitude. Winter in Chongqing is considered mild