About Whatcom, 02's Climate & Weather History

Whatcom, in British Columbia, Canada, is home to roughly 10,300 people in the Pacific Time Zone at 49°N latitude.

In 2025, Whatcom recorded an average annual temperature of 50°F — about 1.5°F below the 30-year normal of 51°F. The hottest day reached 92°F in August; the coldest was 8°F in February. Total precipitation was 72 inches (wetter than usual). The wettest month was December.