Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 34°F | 48°F | 40°F | 9.1" |
February | 34°F | 51°F | 41°F | 3.8" |
March | 43°F | 66°F | 54°F | 6.1" |
April | 49°F | 70°F | 59°F | 9.6" |
May | 59°F | 83°F | 70°F | 1.7" |
June | 68°F | 91°F | 79°F | 6.4" |
July | 71°F | 90°F | 79°F | 8.1" |
August | 74°F | 96°F | 84°F | 8.8" |
September | 65°F | 87°F | 75°F | 4.9" |
October | 52°F | 75°F | 62°F | 11.5" |
November | 42°F | 63°F | 52°F | 6.2" |
December | 32°F | 50°F | 40°F | 6.0" |
Index | Marked Tree | Arkansas | National |
Air quality index | 45 | 38 | 42 |
Pollution index | 2,860,420 | 1,487,822 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 221 |
Days with moderate air quality | 139 |
Days w/ poor A.Q. for sensitive groups | 5 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.000% |
Lead | 0.040% |
Mercury | 0.640% |
City | Population | Air Quality Index | National Avg. |
Trumann, AR | 7,000 | 45 | 10.0% |
Etowah, AR | 324 | 45 | 10.0% |
Tyronza, AR | 716 | 45 | 10.0% |
Gilmore, AR | 288 | 45 | 10.0% |
Birdsong, AR | 29 | 45 | 10.0% |
Marked Tree, AR | 2,277 | 45 | 10.0% |
City | Population | Air Quality Index | National Avg. |
North York, PA | 2,277 | 41 | 18.0% |
Lebanon Junction, KY | 2,276 | 39 | 22.0% |
Cabin John, MD | 2,276 | 47 | 6.0% |
Lexington, MN | 2,276 | 46 | 8.0% |
Sumrall, MS | 2,276 | 35 | 30.0% |
Marked Tree, AR | 2,277 | 45 | 10.0% |