Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 20°F | 52°F | 34°F | 0.4" |
February | 23°F | 54°F | 37°F | 0.6" |
March | 31°F | 64°F | 46°F | 1.2" |
April | 39°F | 73°F | 54°F | 0.7" |
May | 49°F | 81°F | 64°F | 1.2" |
June | 59°F | 91°F | 75°F | 2.6" |
July | 63°F | 92°F | 77°F | 3.5" |
August | 62°F | 90°F | 75°F | 3.1" |
September | 53°F | 83°F | 67°F | 1.5" |
October | 41°F | 73°F | 55°F | 2.3" |
November | 29°F | 64°F | 45°F | 0.1" |
December | 20°F | 50°F | 33°F | 0.6" |
Index | Hartley | Texas | National |
Air quality index | 44 | 52 | 42 |
Pollution index | 628,595 | 2,009,300 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 259 |
Days with moderate air quality | 96 |
Days w/ poor A.Q. for sensitive groups | 10 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.005% |
Carbon Tetrachloride | 0.000% |
Lead | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Channing, TX | 293 | 44 | 12.0% |
Dalhart, TX | 8,422 | 44 | 12.0% |
Hartley, TX | 499 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Shishmaref, AK | 499 | 38 | 24.0% |
Midway, AL | 499 | 52 | 4.0% |
Wilmot, AR | 499 | 34 | 32.0% |
Ephesus, GA | 499 | 38 | 24.0% |
Sorento, IL | 499 | 54 | 8.0% |
Hartley, TX | 499 | 44 | 12.0% |