About Westwood, Lassen County, CA's Climate & Weather History

Westwood, in California, United States, is home to roughly 1,600 people in the Pacific Time Zone at 40.3°N latitude.

In 2025, Westwood recorded an average annual temperature of 48°F. The hottest temperatures reached 96°F in July; the coolest were 2°F in February. Total precipitation for the year was 49 inches, with the wettest month being February. Snowfall for the year totaled approximately 72 inches.