It has snowed in Hainan, and it has snowed more than once. Hainan Island is located in the northern edge of the tropics and has a tropical monsoon climate. It has always been known as "natural greenhouse". It has long summer and no winter. The annual average temperature is 22 ~ 27 ℃, and the temperature in the coldest January is still 17 ~ 24 ℃.
Ancient snowfall records in Hainan:
In the first year of Zhengde of the Ming Dynasty (1506), Wanzhou (now Wanning) had winter rain and snow.
In the seventh year of Zhengde of the Ming Dynasty (1512), Wanzhou (today's Wanning) snowed in the winter of.
Lingao in the ninth year of Chongzhen of the Ming Dynasty (1636), on December 15 (January 10, 1637), it snowed for three days and nights, and the trees dried up.
In the 22nd year of Kangxi of the Qing Dynasty (1683), Wenchang was cold in winter, rain and snow, sea fish froze to death, and coconut and betel withered.
In the 23rd year of Kangxi's reign in the Qing Dynasty (1684), there was frost in winter. Qiongshan, winter and November, rain and snow, flowers fall, and more than half of coconut nuts die.
In 1703, the 42nd year of Kangxi's reign in the Qing Dynasty, in Qiongshan mountain, it rained and snowed like frost in winter. If the trees withered, more than half of the betel nut died.
In the 20th year of Jiaqing of the Qing Dynasty (1815), in Chengmai, it snowed heavily in winter and November, and many palm trees were injured. During the Guangxu period of the Qing Dynasty (1893), snow fell on Qiongshan mountain in Hainan.