| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 15°F | 39°F | 27°F | 0.7" |
| February | 21°F | 49°F | 33°F | 0.6" |
| March | 26°F | 58°F | 41°F | 2.0" |
| April | 31°F | 59°F | 44°F | 5.4" |
| May | 39°F | 65°F | 51°F | 5.7" |
| June | 50°F | 81°F | 65°F | 3.0" |
| July | 55°F | 86°F | 70°F | 4.4" |
| August | 52°F | 85°F | 68°F | 2.2" |
| September | 46°F | 80°F | 62°F | 2.8" |
| October | 37°F | 68°F | 51°F | 3.1" |
| November | 21°F | 50°F | 33°F | 3.9" |
| December | 16°F | 41°F | 27°F | 1.4" |
| Index | Carpenter | Wyoming | National |
| Air quality index | 43 | 39 | 42 |
| Pollution index | 1,822,900 | 1,779,975 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 305 |
| Days with moderate air quality | 60 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Grover, CO | 254 | 43 | 14.0% |
| Burns, WY | 470 | 43 | 14.0% |
| Hillsdale, WY | 0 | 43 | 14.0% |
| Carpenter, WY | 188 | 43 | 14.0% |
| City | Population | Air Quality Index | National Avg. |
| Humnoke, AR | 188 | 45 | 10.0% |
| Beaver Valley, AZ | 188 | 60 | 20.0% |
| Fort Apache, AZ | 188 | 44 | 12.0% |
| San Simon, AZ | 188 | 37 | 26.0% |
| Litchfield, CA | 188 | 46 | 8.0% |
| Carpenter, WY | 188 | 43 | 14.0% |