Climate almanac
Greenville
Ohio, United States · 40.10°, -84.63°
What is the climate like in Greenville?
The best time to visit Greenville is typically August – October, with trip comfort peaking in September (7.2/10). Greenville is warmest in July, when daily highs average 83°F (28°C), and coolest in January, when lows fall to about 24°F (-5°C). The wettest month is typically May and the driest is November; the year sees roughly 45 in (1141 mm) of precipitation.
- Best time to visitAugust – October — comfort peaks in September (7.2/10)
- Warmest monthJuly — average high 83°F (28°C)
- Coolest monthJanuary — average low 24°F (-5°C)
- Wettest monthMay (4.9 in (125 mm))
- Driest monthNovember (2.9 in (75 mm))
- Annual precipitation45 in (1141 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromGreenville Wtp, 2 km away (1893-2026)