Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 13°F | 31°F | 21°F | 4.0" |
February | 14°F | 32°F | 22°F | 3.8" |
March | 22°F | 41°F | 31°F | 5.3" |
April | 35°F | 55°F | 44°F | 6.6" |
May | 45°F | 67°F | 55°F | 4.4" |
June | 54°F | 73°F | 62°F | 6.1" |
July | 60°F | 79°F | 69°F | 5.8" |
August | 57°F | 78°F | 67°F | 6.7" |
September | 51°F | 71°F | 60°F | 6.9" |
October | 41°F | 59°F | 50°F | 7.4" |
November | 30°F | 47°F | 38°F | 6.8" |
December | 19°F | 35°F | 26°F | 4.1" |
Index | Hartland | Maine | National |
Air quality index | 31 | 33 | 42 |
Pollution index | 1,854,040 | 3,417,521 | 2,726,193 |
Measurement | Total |
Days measured | 361 |
Days with good air quality | 348 |
Days with moderate air quality | 13 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.005% |
Lead | 0.010% |
Mercury | 0.002% |
City | Population | Air Quality Index | National Avg. |
Norridgewock, ME | 1,272 | 28 | 44.0% |
Skowhegan, ME | 6,341 | 28 | 44.0% |
Newport, ME | 1,911 | 31 | 38.0% |
Pittsfield, ME | 3,035 | 31 | 38.0% |
Dexter, ME | 1,981 | 31 | 38.0% |
Hartland, ME | 531 | 31 | 38.0% |
City | Population | Air Quality Index | National Avg. |
Central City, CO | 531 | 47 | 6.0% |
University Park, IA | 531 | 39 | 22.0% |
Hillsdale, IL | 531 | 42 | 16.0% |
Pretty Prairie, KS | 531 | 40 | 20.0% |
Ottertail, MN | 531 | 29 | 42.0% |
Hartland, ME | 531 | 31 | 38.0% |