About Greenville, OH's Climate & Weather History

Greenville, in Ohio, United States, is home to roughly 13,000 people in the Eastern Time Zone at 40.1°N latitude.

In 2025, Greenville recorded an average annual temperature of 52°F. The hottest temperatures reached 90°F in June; the coolest were -8°F in January. Total precipitation for the year was 36 inches, with the wettest month being April. Snowfall for the year totaled approximately 7 inches.