China has a continental and seasonal climate. Most parts are in the temperate zone but southern areas are in the tropical or subtropical zone while northern areas are in the frigid zone. Climates in different areas are complicated. For instance, northern Heilongjiang Province has a winter climate the year round without summer, while Hainan Island has a summer climate the year round without winter. The following is a reference table for tourists to prepare clothing on their trips.
Spring: 10-22ºC, Western suits, jackets, sports coats, woolen jackets, long sleeve shirts and travel shoes.
Summer: 22 ºC and above, T-shirts, short sleeve shirts, skirts, sandals, caps, rain wear.
Autumn: 10-22 ºC, Western suits, jackets, sports coats, light woolen sweaters, rain wear and travel shoes.
Winter: 10 ºC or lower, overcoat, cotton clothes, lined coats. In very cold areas a cap, gloves and cotton-padded shoes are required.
Average Temperatures (Centigrade/Fahrenheit) in Major Cities
(China.org.cn)