In Yumen, which season is the most windy?

Yumen has the strongest wind in winter.

Yumen is located in the northwest of Gansu Province, near the source of winter wind. Due to the interaction between Siberian high and Aleutian low, winter winds often blow to Yumen, Gansu, so there are many winds in Yumen, Gansu. Yumen area is called "the wind mouth of the world" because it is located at the source of winter wind, with strong wind and low dry matter content. The windy weather is long and narrow, forming a canyon effect, a large area of desert, and small wind resistance.

Yumen is located in the temperate desert zone with dry climate and many sunny days. In summer, the sun is high at noon, and the days are long, with strong solar radiation and abundant solar energy resources. Winter is close to the source of northwest monsoon, with sparse vegetation, strong wind and abundant wind energy resources.