Butler County Climate
Butler County, Ohio
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
53.7°F
Annual Precip
42.8"
Annual Snowfall
9.7"
Extreme Heat Days
32
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,650
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Butler County
Climate Verdict
Butler County has a mild, with an average annual temperature of 53.7°F, moderately wet with 42.8 inches of annual precipitation, occasional hot days — 32.4 per year above 90°F, light snow averaging 9.7 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 30.1°F. summers are warm — July averages 75.7°F. The 46°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Butler County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Butler County closely matches the Ohio statewide average temperature of 51.5°F, the county experiences 17.50666666666667 more extreme heat days than the state average.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.