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Butler County Climate

JanFebMarAprMayJunJulAugSepOctNovDec53.7°AVG °F

Avg Annual Temp

53.7°F

Annual Precip

42.8"

Annual Snowfall

9.7"

Extreme Heat Days

32

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
3.1"
2.6"
3.7"
4.7"
4.6"
4.3"
3.7"
3.3"
3.1"
3.2"
3.1"
3.4"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,650

Supports most vegetables & fruits

Last spring frost (32°F): 04/22
First fall frost (32°F): 10/22

Seasonal Overview

Comfort ZoneSpring42°64°13.0"Summer72°76°11.3"Fall43°67°9.4"Winter30°34°9.1"20°40°60°80°100°

National Comparison

Warmer than 46% of US counties
Wetter than 53% of US counties
More seasonal variation than 64% of US counties

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

What is the average temperature in Butler County?
The average annual temperature in Butler County, OH is 53.7°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Butler County get?
Butler County receives an average of 42.8 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Butler County?
Yes, Butler County receives an average of 9.7 inches of snowfall per year according to NOAA climate normals.
How hot does Butler County get in summer?
The average summer temperature (June-August) in Butler County is 74.0°F. The county experiences an average of 32 days per year above 90°F.
How cold are winters in Butler County?
The average winter temperature (December-February) in Butler County is 32.5°F. January, typically the coldest month, averages 30.1°F.

Track your own weather in Butler County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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