| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 28°F | 48°F | 37°F | 0.1" |
| February | 31°F | 53°F | 40°F | 0.0" |
| March | 36°F | 60°F | 47°F | 0.0" |
| April | 41°F | 66°F | 53°F | 0.0" |
| May | 48°F | 72°F | 60°F | 0.2" |
| June | 58°F | 83°F | 70°F | 0.5" |
| July | 59°F | 81°F | 69°F | 1.2" |
| August | 58°F | 78°F | 67°F | 1.2" |
| September | 53°F | 74°F | 62°F | 1.5" |
| October | 45°F | 67°F | 55°F | 0.5" |
| November | 36°F | 57°F | 45°F | 0.2" |
| December | 29°F | 48°F | 37°F | 0.2" |
| Index | Ruidoso | New Mexico | National |
| Air quality index | 10 | 37 | 42 |
| Pollution index | 1,019,480 | 2,051,791 | 2,726,193 |
| Measurement | Total |
| Days measured | 50 |
| Days with good air quality | 50 |
| 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. |
| Nogal, NM | 126 | 10 | 80.0% |
| Ruidoso Downs, NM | 2,611 | 10 | 80.0% |
| Bent, NM | 151 | 10 | 80.0% |
| Capitan, NM | 1,356 | 10 | 80.0% |
| Mescalero, NM | 1,127 | 10 | 80.0% |
| Ruidoso, NM | 7,879 | 10 | 80.0% |
| City | Population | Air Quality Index | National Avg. |
| Baltimore Highlands, MD | 7,880 | 46 | 8.0% |
| Grand Blanc, MI | 7,881 | 38 | 24.0% |
| Landen, OH | 7,882 | 54 | 8.0% |
| La Malbaie, QC | 7,875 | n/a | |
| Woodlawn CDP (Prince George's County), MD | 7,873 | 46 | 8.0% |
| Ruidoso, NM | 7,879 | 10 | 80.0% |
Here are the best places to live in New Mexico
See the best places to live in Ruidoso
These are the largest cities in New Mexico
Check out the 10 most dangerous cities in New Mexico