| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 25°F | 60°F | 40°F | 0.4" |
| February | 29°F | 66°F | 46°F | 0.4" |
| March | 36°F | 75°F | 55°F | 0.4" |
| April | 43°F | 83°F | 63°F | 0.5" |
| May | 52°F | 89°F | 70°F | 1.4" |
| June | 63°F | 99°F | 81°F | 1.3" |
| July | 67°F | 97°F | 81°F | 1.9" |
| August | 66°F | 95°F | 80°F | 2.7" |
| September | 59°F | 89°F | 72°F | 2.1" |
| October | 46°F | 81°F | 62°F | 1.3" |
| November | 33°F | 71°F | 50°F | 0.3" |
| December | 25°F | 60°F | 40°F | 0.5" |
| Index | Hagerman | New Mexico | National |
| Air quality index | 15 | 37 | 42 |
| Pollution index | 1,019,480 | 2,051,791 | 2,726,193 |
| Measurement | Total |
| Days measured | 59 |
| Days with good air quality | 59 |
| Days with moderate air quality | 0 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Dexter, NM | 1,061 | 15 | 70.0% |
| Lake Arthur, NM | 403 | 15 | 70.0% |
| Midway, NM | 638 | 15 | 70.0% |
| Hagerman, NM | 653 | 15 | 70.0% |
| City | Population | Air Quality Index | National Avg. |
| Somerville, AL | 653 | 41 | 18.0% |
| Bradford, AR | 653 | 45 | 10.0% |
| Cattle Creek, CO | 653 | 44 | 12.0% |
| Holiday Hills, IL | 653 | 39 | 22.0% |
| Cynthiana, IN | 653 | 45 | 10.0% |
| Hagerman, NM | 653 | 15 | 70.0% |
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