Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 23°F | 41°F | 32°F | 2.9" |
February | 23°F | 42°F | 32°F | 2.8" |
March | 32°F | 53°F | 42°F | 3.4" |
April | 42°F | 66°F | 53°F | 4.0" |
May | 51°F | 75°F | 63°F | 4.0" |
June | 61°F | 82°F | 71°F | 4.7" |
July | 66°F | 87°F | 76°F | 4.9" |
August | 63°F | 84°F | 73°F | 5.2" |
September | 56°F | 78°F | 67°F | 4.7" |
October | 45°F | 67°F | 56°F | 4.5" |
November | 35°F | 55°F | 45°F | 2.6" |
December | 29°F | 46°F | 37°F | 4.2" |
Index | Pottstown | Pennsylvania | National |
Air quality index | 42 | 45 | 42 |
Pollution index | 8,206,310 | 4,584,805 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 279 |
Days with moderate air quality | 80 |
Days w/ poor A.Q. for sensitive groups | 5 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.260% |
Benzene | 0.060% |
Carbon Tetrachloride | 0.020% |
Lead | 0.160% |
Mercury | 1.120% |
City | Population | Air Quality Index | National Avg. |
Lionville, PA | 6,707 | 42 | 16.0% |
Blandon, PA | 8,046 | 42 | 16.0% |
East Greenville, PA | 2,945 | 42 | 16.0% |
Harleysville, PA | 8,975 | 42 | 16.0% |
Pottsgrove, PA | 3,245 | 42 | 16.0% |
Pottstown, PA | 22,633 | 42 | 16.0% |
City | Population | Air Quality Index | National Avg. |
Allison Park, PA | 22,623 | 56 | 12.0% |
Woodlawn, VA | 22,620 | 47 | 6.0% |
Junction City, KS | 22,616 | 32 | 36.0% |
East Peoria, IL | 22,615 | 41 | 18.0% |
Munster, IN | 22,604 | 55 | 10.0% |
Pottstown, PA | 22,633 | 42 | 16.0% |