| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 3°F | 31°F | 15°F | 0.4" |
| February | 12°F | 39°F | 25°F | 0.7" |
| March | 26°F | 57°F | 40°F | 1.0" |
| April | 34°F | 63°F | 47°F | 2.0" |
| May | 43°F | 73°F | 57°F | 4.8" |
| June | 51°F | 84°F | 67°F | 1.8" |
| July | 60°F | 97°F | 78°F | 0.1" |
| August | 54°F | 90°F | 71°F | 1.6" |
| September | 45°F | 80°F | 61°F | 1.1" |
| October | 36°F | 63°F | 47°F | 3.9" |
| November | 22°F | 49°F | 34°F | 1.0" |
| December | 7°F | 30°F | 17°F | 0.8" |
| Index | Lovell | Wyoming | National |
| Air quality index | 21 | 39 | 42 |
| Pollution index | 218,962 | 1,779,975 | 2,726,193 |
| Measurement | Total |
| Days measured | 362 |
| Days with good air quality | 357 |
| Days with moderate air quality | 4 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 1 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.002% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Cowley, WY | 680 | 21 | 58.0% |
| Deaver, WY | 113 | 21 | 58.0% |
| Frannie, WY | 217 | 21 | 58.0% |
| Byron, WY | 505 | 21 | 58.0% |
| Garland, WY | 198 | 21 | 58.0% |
| Lovell, WY | 2,403 | 21 | 58.0% |
| City | Population | Air Quality Index | National Avg. |
| Somers, CT | 2,403 | 40 | 20.0% |
| Dunnellon, FL | 2,403 | 30 | 40.0% |
| Woodbine, NJ | 2,403 | 40 | 20.0% |
| Silver Creek, NY | 2,403 | 39 | 22.0% |
| Denmark, WI | 2,403 | 36 | 28.0% |
| Lovell, WY | 2,403 | 21 | 58.0% |