Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | -15°F | 71°F | 27°F | 1.6" |
February | -4°F | 61°F | 28°F | 2.2" |
March | 0°F | 75°F | 36°F | 1.6" |
April | 21°F | 93°F | 49°F | 3.4" |
May | 27°F | 93°F | 58°F | 3.3" |
June | 39°F | 101°F | 69°F | 3.5" |
July | 46°F | 97°F | 74°F | 4.3" |
August | 46°F | 99°F | 72°F | 2.5" |
September | 36°F | 97°F | 64°F | 2.0" |
October | 24°F | 88°F | 52°F | 2.8" |
November | 10°F | 73°F | 42°F | 3.3" |
December | -6°F | 68°F | 30°F | 3.0" |
Index | Amherst | New Hampshire | National |
Air quality index | 36 | 34 | 50 |
Pollution index | 6,602,810 | 3,853,747 | 5,066,862 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 327 |
Days with moderate air quality | 38 |
Days w/ poor A.Q. for sensitive groups | |
Days with unhealthy air quality |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.020% |
Lead | 0.060% |
Mercury | 0.010% |
City, State | Population | Air Quality Index | National Avg. |
Bennington, NH | 337 | 36 | 28% |
Hudson, NH | 7,961 | 36 | 28% |
Nashua, NH | 87,279 | 36 | 28% |
East Pepperell, MA | 1,841 | 36 | 28% |
East Merrimack, NH | 3,920 | 36 | 28% |
Amherst, NH | 670 | 36 | 28% |
City, State | Population | Air Quality Index | National Avg. |
Cordova, MD | 670 | 37 | 26% |
Parkway Village, KY | 670 | 55 | 10% |
East Cape Girardeau, IL | 670 | 36 | 28% |
Doolittle, MO | 670 | 37 | 26% |
Mossyrock, WA | 670 | 24 | 52% |
Amherst, NH | 670 | 36 | 28% |