Butler County Climate
Butler County, Ohio
Avg Annual Temp
53.7°F
Annual Precip
42.8"
Annual Snowfall
9.7"
Extreme Heat Days
32.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Butler County Weather
Butler County’s Warm Continental Profile
Butler County averages 53.7°F annually, placing it slightly above the national median for temperate climates. This humid continental region experiences more warmth than many of its Midwestern counterparts.
Warmer Than the Ohio Average
The county ranks as one of the warmer spots in the state, exceeding the Ohio average of 51.5°F by more than two degrees. Its 42.8 inches of annual precipitation also sits slightly higher than the state baseline of 41.2 inches.
A Local Heat Leader
Butler is significantly warmer than northern neighbors like Champaign, which averages only 51.2°F. While it shares a similar heat profile with Clermont County, Butler experiences more extreme heat days than Clark County to the northeast.
Hot Summers and Light Snow
Summer brings 32 days of heat at or above 90°F, making July averages reach a balmy 75.7°F. Winters stay relatively mild for Ohio, with a January average of 30.1°F and just 9.7 inches of total annual snowfall.
Prioritize Cooling and Humidity Control
Homeowners should invest in high-efficiency air conditioning to manage the frequent 90°F days. Because snowfall is under 10 inches, residents can focus less on heavy plowing equipment and more on summer heat safety.
Frequently Asked Questions
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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.