Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 2°F | 21°F | 10°F | 1.5" |
February | 5°F | 24°F | 13°F | 0.6" |
March | 18°F | 40°F | 27°F | 3.9" |
April | 32°F | 56°F | 42°F | 4.6" |
May | 44°F | 66°F | 53°F | 4.7" |
June | 55°F | 77°F | 65°F | 4.7" |
July | 58°F | 82°F | 69°F | 1.8" |
August | 55°F | 77°F | 65°F | 2.6" |
September | 49°F | 70°F | 58°F | 7.8" |
October | 39°F | 56°F | 46°F | 7.5" |
November | 24°F | 39°F | 30°F | 3.4" |
December | 9°F | 23°F | 15°F | 1.4" |
Index | Federal Dam | Minnesota | National |
Air quality index | 29 | 35 | 42 |
Pollution index | 2,145,140 | 1,854,519 | 2,726,193 |
Measurement | Total |
Days measured | 359 |
Days with good air quality | 328 |
Days with moderate air quality | 29 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.000% |
Lead | 0.010% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Whipholt, MN | 85 | 29 | 42.0% |
Ball Club, MN | 153 | 29 | 42.0% |
Boy River, MN | 32 | 29 | 42.0% |
Remer, MN | 343 | 29 | 42.0% |
Bena, MN | 116 | 29 | 42.0% |
Federal Dam, MN | 122 | 29 | 42.0% |
City | Population | Air Quality Index | National Avg. |
Nunam Iqua, AK | 122 | 31 | 38.0% |
Pollard, AL | 122 | 41 | 18.0% |
Pineville, AR | 122 | 36 | 28.0% |
Whispering Pines, AZ | 122 | 60 | 20.0% |
Gay, GA | 122 | 42 | 16.0% |
Federal Dam, MN | 122 | 29 | 42.0% |