Blair County Climate
Blair County, Pennsylvania
Avg Annual Temp
50.4°F
Annual Precip
41.4"
Annual Snowfall
34.1"
Extreme Heat Days
7.866666666666667
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Blair County Weather
Cooler mountain air in Central PA
Blair County has an annual average temperature of 50.4°F, which is about 3 degrees cooler than the national median. It receives 41.4 inches of precipitation, making it slightly drier than many parts of the eastern United States. The local climate is defined by the ridge-and-valley geography of the central part of the state.
Right in line with state norms
Blair County’s 50.4°F average temperature sits just above the Pennsylvania state average of 49.9°F. However, it is drier than most of the state, receiving 4 inches less precipitation than the state average of 45.3 inches. This makes for a climate that is typical of the state but with slightly less rainfall and snow than the wettest counties.
More snow than its southern neighbors
Blair County receives 34.1 inches of snow annually, which is more than neighboring Bedford County’s 31.9 inches. It is also cooler during the summer, with only 8 days of extreme heat compared to Bedford's 14. This makes Blair a slightly more temperate option for those who prefer cooler summer months.
Temperate summers and snowy winters
Summer in Blair is mild, with a July average of 72.1°F and very few days exceeding 90°F. Winter is more rigorous, featuring a January average of 27.6°F and over 34 inches of snow. The average winter temperature sits at 29.9°F, keeping the landscape snowy for much of the season.
Focus on snow removal and insulation
With 34.1 inches of snow, residents should ensure they have reliable snow removal equipment and winter tires. The 27.6°F January average requires well-maintained heating systems to handle the consistent sub-freezing nights. Since extreme heat is rare, residents might find that high-quality fans can supplement cooling on all but the hottest days.
Frequently Asked Questions
What is the average temperature in Blair County?
How much rain does Blair County get?
Does it snow in Blair County?
How hot does Blair County get in summer?
How cold are winters in Blair County?
Track your own weather in Blair County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.