| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 32°F | 61°F | 46°F | 0.5" |
| February | 37°F | 68°F | 52°F | 0.4" |
| March | 44°F | 76°F | 60°F | 0.1" |
| April | 51°F | 83°F | 68°F | 0.1" |
| May | 59°F | 90°F | 76°F | 0.5" |
| June | 70°F | 100°F | 86°F | 0.5" |
| July | 72°F | 97°F | 84°F | 2.2" |
| August | 70°F | 95°F | 82°F | 2.4" |
| September | 64°F | 90°F | 77°F | 2.4" |
| October | 53°F | 83°F | 68°F | 0.6" |
| November | 41°F | 71°F | 56°F | 0.2" |
| December | 33°F | 61°F | 47°F | 0.5" |
| Index | El Paso | Texas | National |
| Air quality index | 51 | 52 | 50 |
| Pollution index | 10,468,500 | 4,642,916 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 179 |
| Days with moderate air quality | 176 |
| Days w/ poor A.Q. for sensitive groups | 7 |
| Days with unhealthy air quality | 3 |
| Pollutant | Total |
| Arsenic | 0.030% |
| Benzene | 0.110% |
| Carbon Tetrachloride | 0.040% |
| Lead | 0.070% |
| Mercury | 0.040% |
| City, State | Population | Air Quality Index | National Avg. |
| Canutillo, TX | 5,695 | 51 | 2% |
| Socorro, TX | 32,988 | 51 | 2% |
| La Union, NM | 1,378 | 51 | 2% |
| Fort Bliss, TX | 9,650 | 51 | 2% |
| Sparks, TX | 4,208 | 51 | 2% |
| El Paso, TX | 678,058 | 51 | 2% |
| City, State | Population | Air Quality Index | National Avg. |
| Detroit, MI | 683,443 | 52 | 4% |
| Seattle, WA | 668,849 | 49 | 2% |
| Denver, CO | 663,303 | 54 | 8% |
| Washington, DC | 659,009 | 49 | 2% |
| Boston, MA | 658,279 | 47 | 6% |
| El Paso, TX | 678,058 | 51 | 2% |
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