About Morro Bay, CA's Climate & Weather History

Morro Bay, in California, United States, is home to roughly 10,600 people in the Pacific Time Zone at 35.4°N latitude.

In 2025, Morro Bay recorded an average annual temperature of 55°F — about 4.4°F below the 30-year normal of 60°F. The hottest day reached 82°F in October; the coldest was 35°F in January. Total precipitation was 21 inches (wetter than usual). The wettest month was December.