In the latitudinal direction of China stretches for 50 degrees north latitude, most of it lies in the temperate zone, dominated by the continental monsoon climate. The southern areas are in the subtropical and tropical zones, the northern border with the cold zone. Different areas of China are very different climatic conditions. Traditionally the best time to visit historical sites in China are spring and autumn. At the same time, the subtropical resorts of. Hainan, are popular throughout the year.