With a population of around 1.6 million, Yancheng sits in Jiangsu, China. The city operates in the China Standard Time zone.
Recent weather here gives a sense of typical conditions: in 2025, Yancheng recorded a mean annual temperature of 63°F, ranging from 20°F lows in February to 105°F highs in July, with about 49 inches of precipitation across the year.
View historical weather for Yancheng · More cities in Jiangsu