Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 29°F | 51°F | 39°F | 3.2" |
February | 30°F | 54°F | 41°F | 2.3" |
March | 38°F | 63°F | 50°F | 3.4" |
April | 46°F | 73°F | 59°F | 3.6" |
May | 54°F | 79°F | 66°F | 4.5" |
June | 63°F | 87°F | 75°F | 4.2" |
July | 68°F | 90°F | 78°F | 5.2" |
August | 67°F | 89°F | 77°F | 3.7" |
September | 60°F | 83°F | 70°F | 4.0" |
October | 48°F | 73°F | 59°F | 3.5" |
November | 36°F | 63°F | 48°F | 3.8" |
December | 32°F | 54°F | 42°F | 3.6" |
Index | Chatham | Virginia | National |
Air quality index | 26 | 58 | 42 |
Pollution index | 3,888,220 | 1,561,881 | 2,726,193 |
Measurement | Total |
Days measured | 108 |
Days with good air quality | 107 |
Days with moderate air quality | 1 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.070% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.002% |
Lead | 0.040% |
Mercury | 0.060% |
City | Population | Air Quality Index | National Avg. |
Gretna, VA | 1,434 | 26 | 48.0% |
Mount Hermon, VA | 4,417 | 31 | 38.0% |
Blairs, VA | 819 | 31 | 38.0% |
Penhook, VA | 1,347 | 38 | 24.0% |
Chatham, VA | 1,756 | 26 | 48.0% |
City | Population | Air Quality Index | National Avg. |
Golden's Bridge, NY | 1,756 | 43 | 14.0% |
Elmore, OH | 1,756 | 40 | 20.0% |
Mont Alto, PA | 1,756 | 36 | 28.0% |
Parkston, SD | 1,756 | 36 | 28.0% |
Bay Bulls, NL | 1,756 | n/a | |
Chatham, VA | 1,756 | 26 | 48.0% |