| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 30°F | 48°F | 38°F | 3.6" |
| February | 30°F | 50°F | 40°F | 2.6" |
| March | 38°F | 60°F | 48°F | 3.5" |
| April | 48°F | 71°F | 59°F | 4.1" |
| May | 57°F | 77°F | 66°F | 4.7" |
| June | 65°F | 86°F | 75°F | 5.0" |
| July | 69°F | 89°F | 78°F | 3.9" |
| August | 67°F | 87°F | 76°F | 4.2" |
| September | 61°F | 80°F | 70°F | 4.1" |
| October | 50°F | 71°F | 59°F | 4.8" |
| November | 39°F | 60°F | 48°F | 3.9" |
| December | 33°F | 52°F | 42°F | 4.3" |
| Index | Chamberlayne | Virginia | National |
| Air quality index | 44 | 58 | 50 |
| Pollution index | 5,336,070 | 1,533,792 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 272 |
| Days with moderate air quality | 93 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.200% |
| Benzene | 0.050% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.050% |
| Mercury | 0.010% |
| City, State | Population | Air Quality Index | National Avg. |
| Montrose, VA | 7,909 | 44 | 12% |
| Tuckahoe, VA | 47,997 | 44 | 12% |
| Bensley, VA | 6,031 | 44 | 12% |
| Innsbrook, VA | 7,707 | 44 | 12% |
| Meadowbrook, VA | 18,624 | 44 | 12% |
| Chamberlayne, VA | 6,086 | 44 | 12% |
| City, State | Population | Air Quality Index | National Avg. |
| Gunnison, CO | 6,086 | 16 | 68% |
| Elm Grove, WI | 6,085 | 44 | 12% |
| Patterson, LA | 6,085 | 41 | 18% |
| Shields, MI | 6,088 | 26 | 48% |
| Fowler, CA | 6,083 | 60 | 20% |
| Chamberlayne, VA | 6,086 | 44 | 12% |
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