| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 29°F | 56°F | 42°F | 3.3" |
| February | 33°F | 61°F | 46°F | 2.0" |
| March | 35°F | 70°F | 53°F | 1.7" |
| April | 41°F | 79°F | 60°F | 2.7" |
| May | 52°F | 87°F | 71°F | 1.2" |
| June | 60°F | 97°F | 80°F | 1.7" |
| July | 66°F | 97°F | 82°F | 2.4" |
| August | 66°F | 93°F | 79°F | 2.6" |
| September | 59°F | 90°F | 75°F | 1.6" |
| October | 47°F | 80°F | 63°F | 2.4" |
| November | 36°F | 71°F | 52°F | 0.6" |
| December | 27°F | 60°F | 42°F | 1.7" |
| Index | Columbus | New Mexico | National |
| Air quality index | 12 | 37 | 42 |
| Pollution index | 3,438,690 | 2,051,791 | 2,726,193 |
| Measurement | Total |
| Days measured | 361 |
| Days with good air quality | 349 |
| Days with moderate air quality | 10 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.004% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.040% |
| Mercury | 0.003% |
| City | Population | Air Quality Index | National Avg. |
| City of the Sun, NM | 37 | 12 | 76.0% |
| Columbus, NM | 1,044 | 12 | 76.0% |
| City | Population | Air Quality Index | National Avg. |
| Graettinger, IA | 1,044 | 15 | 70.0% |
| Lilbourn, MO | 1,044 | 26 | 48.0% |
| McLean, TX | 1,044 | 44 | 12.0% |
| Coker, AL | 1,043 | 35 | 30.0% |
| Aspen Park, CO | 1,045 | 58 | 16.0% |
| Columbus, NM | 1,044 | 12 | 76.0% |
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