Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 34°F | 26°F | 2.6" |
February | 19°F | 34°F | 26°F | 2.1" |
March | 28°F | 46°F | 36°F | 2.9" |
April | 39°F | 60°F | 48°F | 3.3" |
May | 48°F | 68°F | 57°F | 4.5" |
June | 57°F | 75°F | 66°F | 5.2" |
July | 61°F | 79°F | 69°F | 4.5" |
August | 59°F | 77°F | 68°F | 4.4" |
September | 53°F | 71°F | 62°F | 4.1" |
October | 43°F | 60°F | 51°F | 3.9" |
November | 32°F | 49°F | 40°F | 2.6" |
December | 24°F | 38°F | 31°F | 3.4" |
Index | St. Michael | Pennsylvania | National |
Air quality index | 39 | 45 | 42 |
Pollution index | 2,970,510 | 4,584,805 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 296 |
Days with moderate air quality | 69 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.050% |
Carbon Tetrachloride | 0.010% |
Lead | 0.650% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Boswell, PA | 1,415 | 36 | 28.0% |
Portage, PA | 2,466 | 39 | 22.0% |
Spring Hill, PA | 811 | 39 | 22.0% |
Vintondale, PA | 445 | 39 | 22.0% |
Seward, PA | 355 | 39 | 22.0% |
St. Michael, PA | 351 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Vinegar Bend, AL | 351 | 42 | 16.0% |
Perry, AR | 351 | 45 | 10.0% |
Sacate Village, AZ | 351 | 74 | 48.0% |
Lockwood, CA | 351 | 46 | 8.0% |
Grand View, ID | 351 | 36 | 28.0% |
St. Michael, PA | 351 | 39 | 22.0% |