The coast of Sanya Bay is 22 kilometers, the seawater is blue as the sky, the sands are soft and pure as the silk, it is comfortable to walk or lie on it. Many tropical trees offer rich oxygen, it is the nature oxygen bar. January is the coldest month in Sanya, the average temperature is 20.9?The hottest season is between July and August, the average temperature is 29? It is the ideal place for vacation.