Sanya's climate is characterized by warm winters and hot, humid summers. During the winter months of January, February, and December, temperatures range from a mild 9-15°C to a pleasant 30°C on average, with an overall average temperature of around 20-22°C. As spring approaches in March and April, temperatures gradually rise, reaching highs of up to 32-34°C and averaging 25-27°C. Summer months of May to August are hot and humid, with temperatures often soaring above 35°C, but the average temperature remains relatively stable at around 29°C. Autumn brings a slight cooling, with temperatures dropping back down to the mid-teens to mid-thirties, averaging around 26-28°C in September and October.