Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 38°F | 31°F | 4.7" |
February | 23°F | 39°F | 31°F | 4.1" |
March | 33°F | 51°F | 42°F | 6.1" |
April | 42°F | 63°F | 54°F | 4.9" |
May | 52°F | 72°F | 63°F | 6.5" |
June | 60°F | 78°F | 70°F | 7.0" |
July | 64°F | 82°F | 74°F | 9.5" |
August | 62°F | 80°F | 72°F | 7.4" |
September | 56°F | 74°F | 66°F | 6.3" |
October | 45°F | 63°F | 55°F | 5.9" |
November | 35°F | 52°F | 44°F | 5.6" |
December | 29°F | 43°F | 36°F | 6.4" |
Index | Harrison City | Pennsylvania | National |
Air quality index | 56 | 45 | 42 |
Pollution index | 7,262,690 | 4,584,805 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 129 |
Days with moderate air quality | 220 |
Days w/ poor A.Q. for sensitive groups | 12 |
Days with unhealthy air quality | 4 |
Pollutant | Total |
Arsenic | 0.030% |
Benzene | 0.090% |
Carbon Tetrachloride | 0.260% |
Lead | 0.140% |
Mercury | 0.030% |
City | Population | Air Quality Index | National Avg. |
Hostetter, PA | 306 | 36 | 28.0% |
Mammoth, PA | 428 | 36 | 28.0% |
Calumet, PA | 1,415 | 36 | 28.0% |
Mount Pleasant, PA | 4,255 | 36 | 28.0% |
Norvelt, PA | 862 | 36 | 28.0% |
Harrison City, PA | 78 | 56 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Sleetmute, AK | 78 | 31 | 38.0% |
Palo Verde, CA | 78 | 45 | 10.0% |
Glendale CDP, CO | 78 | 58 | 16.0% |
Emison, IN | 78 | 36 | 28.0% |
Liberty, KS | 78 | 38 | 24.0% |
Harrison City, PA | 78 | 56 | 12.0% |