About Morgan Hill, CA's Climate & Weather History

Morgan Hill is a city of approximately 42,900 people in California, United States. Located in the Pacific Time Zone at 37.1°N latitude.

In 2025, Morgan Hill recorded an average annual temperature of 61°F — about 4.0°F above the 30-year normal of 57°F. The hottest day reached 103°F in September; the coldest was 32°F in January. Total precipitation was 22 inches (near normal). The wettest month was February.