Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 18°F | 34°F | 27°F | 4.7" |
February | 16°F | 36°F | 27°F | 0.9" |
March | 25°F | 45°F | 36°F | 3.8" |
April | 38°F | 59°F | 49°F | 9.3" |
May | 47°F | 68°F | 58°F | 5.4" |
June | 60°F | 81°F | 71°F | 0.9" |
July | 64°F | 84°F | 74°F | 3.9" |
August | 62°F | 85°F | 75°F | 0.0" |
September | 53°F | 78°F | 67°F | 0.0" |
October | 46°F | 65°F | 55°F | 5.7" |
November | 31°F | 50°F | 40°F | 6.4" |
December | 19°F | 36°F | 27°F | 3.4" |
Index | Wilton | New Hampshire | National |
Air quality index | 37 | 34 | 42 |
Pollution index | 6,602,810 | 3,959,618 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 353 |
Days with moderate air quality | 12 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.020% |
Lead | 0.060% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Hancock, NH | 231 | 34 | 32.0% |
Jaffrey, NH | 2,750 | 34 | 32.0% |
Antrim, NH | 1,364 | 34 | 32.0% |
Peterborough, NH | 2,704 | 34 | 32.0% |
Bennington, NH | 265 | 34 | 32.0% |
Wilton, NH | 1,203 | 37 | 26.0% |
City | Population | Air Quality Index | National Avg. |
Greenville, ME | 1,203 | 31 | 38.0% |
Quinnesec, MI | 1,203 | 36 | 28.0% |
Edmundson, MO | 1,203 | 54 | 8.0% |
Elbridge, NY | 1,203 | 37 | 26.0% |
Gore, OK | 1,203 | 5 | 90.0% |
Wilton, NH | 1,203 | 37 | 26.0% |