Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 33°F | 52°F | 41°F | 8.9" |
February | 34°F | 56°F | 44°F | 3.8" |
March | 43°F | 68°F | 54°F | 5.7" |
April | 47°F | 72°F | 58°F | 4.8" |
May | 58°F | 81°F | 69°F | 3.2" |
June | 67°F | 89°F | 77°F | 6.8" |
July | 69°F | 92°F | 79°F | 4.8" |
August | 72°F | 98°F | 83°F | 7.9" |
September | 65°F | 88°F | 75°F | 12.1" |
October | 52°F | 76°F | 62°F | 4.4" |
November | 40°F | 65°F | 52°F | 3.2" |
December | 30°F | 52°F | 40°F | 10.6" |
Index | Coal Hill | Arkansas | National |
Air quality index | 36 | 38 | 42 |
Pollution index | 2,360,150 | 1,487,822 | 2,726,193 |
Measurement | Total |
Days measured | 361 |
Days with good air quality | 323 |
Days with moderate air quality | 38 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.004% |
Lead | 0.020% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Denning, AR | 271 | 36 | 28.0% |
Ozark, AR | 3,618 | 36 | 28.0% |
Subiaco, AR | 488 | 36 | 28.0% |
Altus, AR | 912 | 36 | 28.0% |
Hartman, AR | 558 | 36 | 28.0% |
Coal Hill, AR | 1,056 | 36 | 28.0% |
City | Population | Air Quality Index | National Avg. |
Lakeside City, TX | 1,056 | 26 | 48.0% |
Perth, NB | 1,056 | n/a | |
Saint-Benjamin, QC | 1,056 | n/a | |
Mountain Village, AK | 1,055 | 31 | 38.0% |
Madison, AR | 1,055 | 45 | 10.0% |
Coal Hill, AR | 1,056 | 36 | 28.0% |