Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 29°F | 51°F | 39°F | 4.8" |
February | 31°F | 54°F | 42°F | 3.6" |
March | 39°F | 65°F | 51°F | 4.5" |
April | 47°F | 75°F | 61°F | 5.5" |
May | 56°F | 81°F | 68°F | 3.6" |
June | 65°F | 88°F | 76°F | 3.8" |
July | 68°F | 90°F | 78°F | 5.6" |
August | 67°F | 90°F | 78°F | 4.0" |
September | 61°F | 84°F | 72°F | 4.4" |
October | 48°F | 74°F | 60°F | 3.4" |
November | 37°F | 63°F | 49°F | 4.1" |
December | 32°F | 54°F | 42°F | 6.2" |
Index | Greenback | Tennessee | National |
Air quality index | 46 | 76 | 42 |
Pollution index | 1,511,600 | 2,454,916 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 227 |
Days with moderate air quality | 135 |
Days w/ poor A.Q. for sensitive groups | 3 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Vonore, TN | 1,931 | 30 | 40.0% |
Philadelphia, TN | 808 | 30 | 40.0% |
Madisonville, TN | 4,950 | 30 | 40.0% |
Maryville, TN | 29,325 | 46 | 8.0% |
Alcoa, TN | 9,809 | 46 | 8.0% |
Greenback, TN | 1,233 | 46 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Pirtleville, AZ | 1,233 | 45 | 10.0% |
Tahoe Vista, CA | 1,233 | 44 | 12.0% |
Redington Beach, FL | 1,233 | 43 | 14.0% |
Mitchell, IL | 1,233 | 54 | 8.0% |
Greenup, KY | 1,233 | 14 | 72.0% |
Greenback, TN | 1,233 | 46 | 8.0% |