With a population of around 1.6 million, Yancheng sits in Jiangsu, China. The city operates in the China Standard Time zone.
In 2025, Yancheng recorded an average annual temperature of 63°F. The hottest temperatures reached 105°F in July; the coolest were 20°F in February. Total precipitation for the year was 49 inches, with the wettest month being August.
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