Lanzhou, in Gansu, China, is home to roughly 3.0 million people in the China Standard Time zone at 36.1°N latitude.
In 2025, Lanzhou recorded an average annual temperature of 51°F. The hottest temperatures reached 98°F in July; the coolest were 6°F in January. Total precipitation for the year was 18 inches, with the wettest month being August. Snowfall for the year totaled approximately 3 inches.
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