Shenzhen's climate is characterized by mild winters, with temperatures ranging from 0-27°C in January and 6-27°C in December. Spring brings a gradual warming trend, with temperatures increasing to an average high of 32°C in April and May. Summer months are hot and humid, with temperatures often reaching 37°C in June, July, and August. Autumn is generally mild, with temperatures cooling down to an average low of 12°C in November before warming up again in the winter months. Overall, Shenzhen's temperature varies by as much as 27°C across its coldest and warmest months.