Pickaway County Climate
Pickaway County, Ohio
Avg Annual Temp
54.3°F
Annual Precip
40.9"
Annual Snowfall
15.4"
Extreme Heat Days
18.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Pickaway County Weather
Pickaway County Nears National Temperature Medians
With an annual average of 54.3°F, Pickaway County sits very close to the national median temperature of 55°F. It receives 40.9 inches of precipitation, almost matching the national standard for annual rainfall. This represents one of the more thermally moderate locations in the American Midwest.
Among the Warmest Counties in Ohio
Pickaway is nearly 3 degrees warmer than the Ohio state average of 51.5°F. This makes it a thermal hotspot for the region, ranking high for heat among the state's 88 counties. Its precipitation levels perfectly mirror the state average of 41.2 inches.
Hotter and Sunnier Than Noble County
Pickaway County experiences nearly three times as many extreme heat days as Noble County to its east. While Noble stays mild with only 7 days over 90°F, Pickaway swelters through 19 such days annually. This makes Pickaway one of the more intense summer climates in south-central Ohio.
Hot Summers and Light Winter Snow
July is particularly warm here, averaging 75.4°F with nearly three weeks of extreme heat. Winters remain relatively mild for Ohio, seeing only 15.4 inches of snow and a January average above freezing at 30.8°F. The summer average of 74.1°F makes this a prime region for heat-loving crops.
Prepare for Heavy Summer Cooling Needs
Residents should invest in high-efficiency air conditioning to handle the 19 days of extreme summer heat. Winter preparations are less intensive than in northern Ohio, as the county receives only 15.4 inches of snow. Ensure irrigation is available for gardens during the hot, 75°F July stretch.
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.