Changtun is a city of approximately 2,400 people in Tianjin, China. Located in the China Standard Time zone at 39.4°N latitude.
In 2025, Changtun recorded an average annual temperature of 57°F. The hottest temperatures reached 99°F in June; the coolest were 10°F in February. Total precipitation for the year was 29 inches, with the wettest month being August. Snowfall for the year totaled approximately 1 inches.
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