Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 18°F | 38°F | 28°F | 3.3" |
February | 18°F | 40°F | 29°F | 3.6" |
March | 26°F | 50°F | 38°F | 3.6" |
April | 37°F | 65°F | 50°F | 4.0" |
May | 47°F | 75°F | 60°F | 4.0" |
June | 57°F | 82°F | 69°F | 5.5" |
July | 63°F | 88°F | 75°F | 4.9" |
August | 60°F | 86°F | 72°F | 4.9" |
September | 54°F | 80°F | 66°F | 3.9" |
October | 43°F | 67°F | 54°F | 5.9" |
November | 32°F | 55°F | 43°F | 3.2" |
December | 24°F | 44°F | 33°F | 4.5" |
Index | Salmon Brook | Connecticut | National |
Air quality index | 41 | 43 | 42 |
Pollution index | 7,859,360 | 8,629,883 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 291 |
Days with moderate air quality | 66 |
Days w/ poor A.Q. for sensitive groups | 7 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.030% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.030% |
Lead | 0.320% |
Mercury | 0.070% |
City | Population | Air Quality Index | National Avg. |
New Hartford Center, CT | 1,210 | 37 | 26.0% |
Winsted, CT | 6,504 | 37 | 26.0% |
Northwest Harwinton, CT | 2,897 | 37 | 26.0% |
Collinsville, CT | 3,729 | 37 | 26.0% |
Westfield, MA | 41,303 | 40 | 20.0% |
Salmon Brook, CT | 2,348 | 41 | 18.0% |
City | Population | Air Quality Index | National Avg. |
Enfield, NC | 2,348 | 36 | 28.0% |
Gold Beach, OR | 2,348 | 20 | 60.0% |
Greenfield, TN | 2,348 | 26 | 48.0% |
Athens, IL | 2,349 | 40 | 20.0% |
Victoria, Subd. A, NS | 2,349 | n/a | |
Salmon Brook, CT | 2,348 | 41 | 18.0% |