Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 18°F | 36°F | 26°F | 2.5" |
February | 18°F | 38°F | 27°F | 3.0" |
March | 27°F | 46°F | 36°F | 3.6" |
April | 38°F | 61°F | 49°F | 3.3" |
May | 48°F | 71°F | 59°F | 3.9" |
June | 58°F | 79°F | 68°F | 4.6" |
July | 64°F | 85°F | 74°F | 3.8" |
August | 61°F | 83°F | 72°F | 4.3" |
September | 55°F | 76°F | 65°F | 3.9" |
October | 44°F | 64°F | 53°F | 5.4" |
November | 33°F | 52°F | 42°F | 3.1" |
December | 24°F | 40°F | 31°F | 3.6" |
Index | Manchester | New Hampshire | National |
Air quality index | 37 | 34 | 42 |
Pollution index | 4,139,320 | 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 | 0.060% |
Carbon Tetrachloride | 0.010% |
Lead | 0.020% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Suncook, NH | 4,975 | 27 | 46.0% |
Wilton, NH | 1,203 | 37 | 26.0% |
East Merrimack, NH | 4,786 | 37 | 26.0% |
South Hooksett, NH | 5,911 | 37 | 26.0% |
Derry, NH | 22,891 | 37 | 26.0% |
Manchester, NH | 112,441 | 37 | 26.0% |
City | Population | Air Quality Index | National Avg. |
High Point, NC | 112,434 | 40 | 20.0% |
Peoria, IL | 112,644 | 41 | 18.0% |
Clovis, CA | 112,663 | 60 | 20.0% |
Delta, BC | 112,691 | n/a | |
Elgin, IL | 112,062 | 55 | 10.0% |
Manchester, NH | 112,441 | 37 | 26.0% |