Climate

Hainan Island has a tropical monsoon oceanic climate. The basic characteristics of Hainan Island are as follows: Hainan Island has unclear four seasons, no extreme heat in summer, no severe cold in winter, small annual temperature range, and high annual average temperature. Hainan Island has obvious dry and rainy seasons, arid winter and spring, rainy summer and autumn, and many tropical cyclones; Hainan Island is rich in light, heat and water resources, and weather disasters such as wind, drought and cold are frequent. The annual average temperature of Hainan Island is 22.5-25.60C, the annual sunshine hours are 1780-2600 hours, the total solar radiation is 4500-5800 MJ/m2, and the annual precipitation is 1500-2500 mm (about 1000 mm on the western coast).