About San Jose, CA's Climate & Weather History

With a population of around 997,000, San Jose sits in California, United States. The city operates in the Pacific Time Zone.

In 2025, San Jose recorded an average annual temperature of 60°F — about 3.2°F above the 30-year normal of 57°F. The hottest day reached 97°F in August; the coldest was 30°F in February. Total precipitation was 20 inches (drier than usual). The wettest month was February.