Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 33°F | 26°F | 4.0" |
February | 18°F | 34°F | 26°F | 3.9" |
March | 28°F | 45°F | 35°F | 4.3" |
April | 38°F | 60°F | 48°F | 5.1" |
May | 48°F | 70°F | 58°F | 5.4" |
June | 56°F | 77°F | 66°F | 6.8" |
July | 60°F | 81°F | 70°F | 7.9" |
August | 59°F | 79°F | 68°F | 7.0" |
September | 53°F | 73°F | 62°F | 5.2" |
October | 43°F | 61°F | 51°F | 4.8" |
November | 33°F | 49°F | 40°F | 3.8" |
December | 25°F | 37°F | 30°F | 3.4" |
Index | Polk | Pennsylvania | National |
Air quality index | 31 | 45 | 42 |
Pollution index | 601,986 | 4,584,805 | 2,726,193 |
Measurement | Total |
Days measured | 361 |
Days with good air quality | 356 |
Days with moderate air quality | 5 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.010% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Woodland Heights, PA | 1,146 | 9 | 82.0% |
Rouseville, PA | 436 | 9 | 82.0% |
Hasson Heights, PA | 1,495 | 9 | 82.0% |
Oil City, PA | 9,750 | 9 | 82.0% |
Cherry Valley, PA | 67 | 31 | 38.0% |
Polk, PA | 777 | 31 | 38.0% |
City | Population | Air Quality Index | National Avg. |
Hobson City, AL | 777 | 38 | 24.0% |
Laytonville, CA | 777 | 33 | 34.0% |
Mound City, IL | 777 | 44 | 12.0% |
Newman, IL | 777 | 42 | 16.0% |
Tonica, IL | 777 | 0 | 100.0% |
Polk, PA | 777 | 31 | 38.0% |