Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 26°F | 48°F | 36°F | 3.8" |
February | 28°F | 52°F | 39°F | 3.1" |
March | 36°F | 63°F | 48°F | 4.2" |
April | 44°F | 73°F | 58°F | 4.4" |
May | 53°F | 79°F | 65°F | 4.1" |
June | 60°F | 87°F | 73°F | 3.3" |
July | 65°F | 88°F | 75°F | 6.5" |
August | 63°F | 87°F | 74°F | 4.8" |
September | 57°F | 82°F | 68°F | 3.1" |
October | 45°F | 72°F | 57°F | 3.2" |
November | 33°F | 61°F | 46°F | 2.8" |
December | 31°F | 52°F | 40°F | 4.6" |
Index | Duffield | Virginia | National |
Air quality index | 45 | 58 | 42 |
Pollution index | 68,075 | 1,561,881 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 236 |
Days with moderate air quality | 108 |
Days w/ poor A.Q. for sensitive groups | 21 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.001% |
Carbon Tetrachloride | 0.000% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Mount Carmel, TN | 5,297 | 45 | 10.0% |
Appalachia, VA | 1,400 | 45 | 10.0% |
Pennington Gap, VA | 2,310 | 45 | 10.0% |
Dryden, VA | 891 | 45 | 10.0% |
Clinchport, VA | 48 | 45 | 10.0% |
Duffield, VA | 83 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
Gulkana, AK | 83 | 31 | 38.0% |
Pilot Point, AK | 83 | 31 | 38.0% |
Higden, AR | 83 | 45 | 10.0% |
Patmos, AR | 83 | 39 | 22.0% |
Ledyard, IA | 83 | 15 | 70.0% |
Duffield, VA | 83 | 45 | 10.0% |