About Avalon, CA's Climate & Weather History

With a population of around 3,800, Avalon sits in California, United States. The city operates in the Pacific Time Zone.

In 2025, Avalon recorded an average annual temperature of 62°F — about 1.3°F above the 30-year normal of 61°F. The hottest day reached 87°F in October; the coldest was 47°F in January. Total precipitation was 16 inches (wetter than usual). The wettest month was November.