About South Bay, FL's Climate & Weather History

South Bay, in Florida, United States, is home to roughly 5,100 people in the Eastern Time Zone at 26.7°N latitude.

In 2025, South Bay recorded an average annual temperature of 75°F. The hottest temperatures reached 99°F in July; the coolest were 47°F in December. Total precipitation for the year was 44 inches, with the wettest month being September.