Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 28°F | 47°F | 37°F | 2.7" |
February | 29°F | 50°F | 38°F | 2.3" |
March | 37°F | 60°F | 47°F | 3.2" |
April | 47°F | 71°F | 58°F | 3.4" |
May | 56°F | 78°F | 67°F | 4.6" |
June | 67°F | 87°F | 77°F | 5.3" |
July | 72°F | 91°F | 81°F | 4.2" |
August | 70°F | 90°F | 79°F | 3.2" |
September | 63°F | 83°F | 72°F | 3.5" |
October | 52°F | 72°F | 61°F | 5.0" |
November | 40°F | 61°F | 50°F | 2.5" |
December | 33°F | 52°F | 42°F | 3.8" |
Index | Lake Barcroft | Virginia | National |
Air quality index | 47 | 58 | 42 |
Pollution index | 208,434 | 1,561,881 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 209 |
Days with moderate air quality | 145 |
Days w/ poor A.Q. for sensitive groups | 10 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.003% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.001% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Walker Mill, MD | 9,725 | 47 | 6.0% |
Chillum, MD | 34,230 | 47 | 6.0% |
Hyattsville, MD | 18,267 | 47 | 6.0% |
Silver Spring, MD | 81,069 | 47 | 6.0% |
Centreville, VA | 74,230 | 47 | 6.0% |
Lake Barcroft, VA | 10,604 | 47 | 6.0% |
City | Population | Air Quality Index | National Avg. |
Sweetwater, TX | 10,601 | 25 | 50.0% |
Cordele, GA | 10,600 | 39 | 22.0% |
Broomall, PA | 10,608 | 51 | 2.0% |
South Yarmouth, MA | 10,598 | 36 | 28.0% |
Greentree, NJ | 10,597 | 51 | 2.0% |
Lake Barcroft, VA | 10,604 | 47 | 6.0% |