Climate almanac
Zanesville
Ohio, United States · 39.94°, -82.01°
What is the climate like in Zanesville?
The best time to visit Zanesville is typically August – September, with trip comfort peaking in September (7.1/10). Zanesville is warmest in July, when daily highs average 85°F (30°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically May and the driest is September; the year sees roughly 49 in (1247 mm) of precipitation.
- Best time to visitAugust – September — comfort peaks in September (7.1/10)
- Warmest monthJuly — average high 85°F (30°C)
- Coolest monthJanuary — average low 25°F (-4°C)
- Wettest monthMay (5.4 in (136 mm))
- Driest monthSeptember (3.1 in (78 mm))
- Annual precipitation49 in (1247 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromZanesville Muni AP, 10 km away (1946-2026)