| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 20°F | 46°F | 31°F | 0.5" |
| February | 23°F | 52°F | 36°F | 0.3" |
| March | 28°F | 62°F | 44°F | 0.6" |
| April | 34°F | 69°F | 51°F | 0.6" |
| May | 42°F | 77°F | 60°F | 0.6" |
| June | 53°F | 90°F | 72°F | 0.4" |
| July | 58°F | 90°F | 74°F | 2.3" |
| August | 56°F | 87°F | 71°F | 1.9" |
| September | 50°F | 81°F | 65°F | 1.8" |
| October | 38°F | 70°F | 53°F | 1.2" |
| November | 27°F | 57°F | 41°F | 0.5" |
| December | 20°F | 45°F | 31°F | 0.7" |
| Index | Pecos | New Mexico | National |
| Air quality index | 44 | 37 | 42 |
| Pollution index | 730,298 | 2,051,791 | 2,726,193 |
| Measurement | Total |
| Days measured | 362 |
| Days with good air quality | 274 |
| Days with moderate air quality | 87 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| East Pecos, NM | 558 | 44 | 12.0% |
| Lamy, NM | 165 | 44 | 12.0% |
| Ribera, NM | 516 | 44 | 12.0% |
| Peak Place, NM | 471 | 44 | 12.0% |
| Eldorado at Santa Fe, NM | 5,683 | 44 | 12.0% |
| Pecos, NM | 1,234 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Eaton Estates, OH | 1,234 | 50 | = 100 |
| Republic, PA | 1,234 | 36 | 28.0% |
| Belmont Estates, VA | 1,234 | 36 | 28.0% |
| St. Louis No. 431, SK | 1,234 | n/a | |
| Beaver River No. 622, SK | 1,234 | n/a | |
| Pecos, NM | 1,234 | 44 | 12.0% |