How many months does Huatugou have sandstorms every year?

March, April, December and January. According to Yang Guang's query. Sandstorms occur in March and April in spring, December in winter and January of the following year. Huatugou area has sparse vegetation, rich sandy soil, frequent cold waves and strong winds, and sandstorms are prone to occur in spring with relatively dry climate. Sandstorm is the general name of sandstorm and sandstorm, and it is a sign of desertification.