According to historical data, the temperature in Sanya was stable at 22-30 degrees from 2065438 to February 2003, and the maximum temperature changed little, almost dominated by cloudy weather. So just bring sunscreen and summer clothes. However, it should be reminded that the air quality in Sanya ranks around 85th among major cities in China, and it is slightly polluted every day, so it is advisable to stay in hotels or indoors when traveling to Sanya.