When will the geese fly south?

Generally, geese fly south before it snows in autumn, but sometimes it snows early, so there is a saying that "the north wind blows geese and snow."

When geese fly south depends on the region. In the cold arctic circle, geese begin to fly south in September. In Siberia in the north, geese may fly south around 10. In the north of China, geese may stay until 1 1 month or1February. In Jiangnan, even if it snows in winter, geese may not walk.