Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 40°F | 32°F | 2.5" |
February | 24°F | 43°F | 33°F | 2.3" |
March | 33°F | 53°F | 42°F | 2.7" |
April | 43°F | 66°F | 54°F | 3.9" |
May | 52°F | 75°F | 63°F | 3.9" |
June | 62°F | 83°F | 73°F | 4.6" |
July | 67°F | 87°F | 77°F | 4.4" |
August | 64°F | 85°F | 74°F | 4.2" |
September | 58°F | 79°F | 68°F | 3.4" |
October | 47°F | 67°F | 56°F | 5.1" |
November | 36°F | 55°F | 45°F | 2.4" |
December | 29°F | 45°F | 36°F | 3.7" |
Index | Dauphin | Pennsylvania | National |
Air quality index | 44 | 45 | 42 |
Pollution index | 11,091,200 | 4,584,805 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 252 |
Days with moderate air quality | 107 |
Days w/ poor A.Q. for sensitive groups | 5 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.140% |
Carbon Tetrachloride | 0.030% |
Lead | 0.310% |
Mercury | 0.004% |
City | Population | Air Quality Index | National Avg. |
Wiconsico, PA | 598 | 42 | 16.0% |
Lykens, PA | 1,932 | 42 | 16.0% |
Harrisburg, PA | 49,247 | 44 | 12.0% |
Lower Allen, PA | 7,132 | 44 | 12.0% |
Oberlin, PA | 374 | 44 | 12.0% |
Dauphin, PA | 1,097 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Morocco, IN | 1,097 | 42 | 16.0% |
Monterey Park, NM | 1,097 | 53 | 6.0% |
Upper Exeter, PA | 1,097 | 38 | 24.0% |
Lorenzo, TX | 1,097 | 25 | 50.0% |
St. Lawrence, NL | 1,097 | n/a | |
Dauphin, PA | 1,097 | 44 | 12.0% |