Butler County Climate
Butler County, Pennsylvania
Avg Annual Temp
48.3°F
Annual Precip
44.2"
Annual Snowfall
34.9"
Extreme Heat Days
10.1
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Butler County Weather
Cooler Climates in Western Pennsylvania
Butler County's 48.3°F average annual temperature sits below the national median. This reflects a typical humid continental profile common in the northern United States.
Trailing the State Temperature Average
At 48.3°F, Butler County is cooler than the Pennsylvania average of 49.9°F. The county experiences more traditional, colder winters than the metropolitan areas in the east.
Warmer and Drier Than Northern Clarion
Butler County stays warmer than neighboring Clarion County's 46.9°F average. It also records slightly less precipitation than the state average, totaling 44.2 inches annually.
Substantial Snow and Mild Summers
Winter brings 34.9 inches of snow, keeping the January average at a chilly 25.5°F. July is comfortable at 69.8°F, with only 10 days of extreme heat above 90°F annually.
Prioritize Winter Readiness and Heating
Invest in high-quality snow removal equipment to manage the nearly 35 inches of annual snowfall. Modern insulation helps maintain comfort during the 28.0°F winter average.
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.