About Cypress, CA's Climate & Weather History

Cypress, in California, United States, is home to roughly 49,300 people in the Pacific Time Zone at 33.8°N latitude.

In 2025, Cypress recorded an average annual temperature of 65°F — about 1.0°F below the 30-year normal of 66°F. The hottest day reached 102°F in May; the coldest was 40°F in March. Total precipitation was 19 inches (wetter than usual). The wettest month was November.