Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 33°F | 48°F | 40°F | 5.9" |
February | 33°F | 50°F | 41°F | 3.9" |
March | 40°F | 58°F | 48°F | 8.0" |
April | 49°F | 68°F | 58°F | 4.6" |
May | 58°F | 76°F | 66°F | 11.8" |
June | 67°F | 84°F | 75°F | 6.6" |
July | 72°F | 88°F | 79°F | 7.6" |
August | 69°F | 86°F | 77°F | 7.9" |
September | 64°F | 80°F | 71°F | 9.6" |
October | 53°F | 72°F | 62°F | 8.0" |
November | 43°F | 60°F | 51°F | 3.5" |
December | 37°F | 53°F | 45°F | 7.3" |
Index | Onancock | Virginia | National |
Air quality index | 41 | 58 | 42 |
Pollution index | 2,109,850 | 1,561,881 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 304 |
Days with moderate air quality | 58 |
Days w/ poor A.Q. for sensitive groups | 3 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.003% |
Benzene | 0.001% |
Carbon Tetrachloride | 0.001% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Temperanceville, VA | 165 | 36 | 28.0% |
Atlantic, VA | 561 | 36 | 28.0% |
Hallwood, VA | 264 | 36 | 28.0% |
Modest Town, VA | 224 | 36 | 28.0% |
Mappsville, VA | 536 | 36 | 28.0% |
Onancock, VA | 1,160 | 41 | 18.0% |
City | Population | Air Quality Index | National Avg. |
Mount Ida, AR | 1,160 | 38 | 24.0% |
Third Lake, IL | 1,160 | 39 | 22.0% |
Mahnomen, MN | 1,160 | 33 | 34.0% |
Atglen, PA | 1,160 | 45 | 10.0% |
Avonmore, PA | 1,160 | 38 | 24.0% |
Onancock, VA | 1,160 | 41 | 18.0% |