Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 25°F | 43°F | 33°F | 4.8" |
February | 29°F | 50°F | 39°F | 2.7" |
March | 38°F | 61°F | 49°F | 3.7" |
April | 45°F | 72°F | 57°F | 2.2" |
May | 56°F | 78°F | 66°F | 9.6" |
June | 63°F | 86°F | 74°F | 3.7" |
July | 67°F | 91°F | 78°F | 7.3" |
August | 65°F | 88°F | 76°F | 3.9" |
September | 57°F | 81°F | 68°F | 6.9" |
October | 45°F | 69°F | 56°F | 8.0" |
November | 36°F | 59°F | 46°F | 5.1" |
December | 30°F | 50°F | 39°F | 3.8" |
Index | Opal | Virginia | National |
Air quality index | 38 | 58 | 42 |
Pollution index | 1,198,990 | 1,561,881 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 333 |
Days with moderate air quality | 32 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.010% |
Mercury | 0.002% |
City | Population | Air Quality Index | National Avg. |
Bealeton, VA | 3,964 | 38 | 24.0% |
Remington, VA | 642 | 38 | 24.0% |
New Baltimore, VA | 11,017 | 38 | 24.0% |
Warrenton, VA | 9,928 | 38 | 24.0% |
Culpeper, VA | 18,633 | 40 | 20.0% |
Opal, VA | 690 | 38 | 24.0% |
City | Population | Air Quality Index | National Avg. |
McRae, AR | 690 | 45 | 10.0% |
Willow Valley, AZ | 690 | 13 | 74.0% |
Wabasso, FL | 690 | 36 | 28.0% |
Avon, IL | 690 | 41 | 18.0% |
Beverly Shores, IN | 690 | 37 | 26.0% |
Opal, VA | 690 | 38 | 24.0% |