About Weihai, Shandong's Climate & Weather History

Weihai, in Shandong, China, is home to roughly 844,000 people in the China Standard Time zone at 37.5°N latitude.

In 2025, Weihai recorded an average annual temperature of 57°F. The hottest temperatures reached 98°F in July; the coolest were 18°F in February. Total precipitation for the year was 33 inches, with the wettest month being September. Snowfall for the year totaled approximately 5 inches.