About Gardena, CA's Climate & Weather History

With a population of around 60,400, Gardena sits in California, United States. The city operates in the Pacific Time Zone.

In 2025, Gardena recorded an average annual temperature of 63°F — right at the 30-year normal of 64°F. The hottest day reached 98°F in August; the coldest was 38°F in January. Total precipitation was 21 inches (wetter than usual). The wettest month was November.