Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 13°F | 34°F | 24°F | 4.8" |
February | 13°F | 35°F | 24°F | 4.8" |
March | 22°F | 44°F | 33°F | 7.6" |
April | 33°F | 57°F | 45°F | 8.0" |
May | 44°F | 68°F | 55°F | 5.9" |
June | 53°F | 75°F | 64°F | 7.2" |
July | 59°F | 82°F | 70°F | 8.1" |
August | 56°F | 80°F | 68°F | 9.0" |
September | 49°F | 73°F | 61°F | 7.1" |
October | 39°F | 62°F | 50°F | 9.4" |
November | 29°F | 50°F | 39°F | 5.8" |
December | 19°F | 38°F | 29°F | 5.4" |
Index | Sanford | Maine | National |
Air quality index | 40 | 33 | 42 |
Pollution index | 91,790 | 3,417,521 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 308 |
Days with moderate air quality | 56 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.000% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Berwick, ME | 1,985 | 27 | 46.0% |
Rochester, NH | 31,305 | 27 | 46.0% |
Farmington, NH | 4,140 | 31 | 38.0% |
Sanbornville, NH | 778 | 31 | 38.0% |
Milton, NH | 537 | 31 | 38.0% |
Sanford, ME | 21,166 | 40 | 20.0% |
City | Population | Air Quality Index | National Avg. |
Sapulpa, OK | 21,170 | 45 | 10.0% |
Piqua, OH | 21,159 | 47 | 6.0% |
Sun Valley, NV | 21,179 | 46 | 8.0% |
Easley, SC | 21,149 | 46 | 8.0% |
East Ridge, TN | 21,187 | 46 | 8.0% |
Sanford, ME | 21,166 | 40 | 20.0% |