| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 18°F | 39°F | 29°F | 0.7" |
| February | 23°F | 48°F | 34°F | 0.9" |
| March | 27°F | 55°F | 40°F | 1.9" |
| April | 30°F | 58°F | 43°F | 3.6" |
| May | 39°F | 65°F | 51°F | 3.9" |
| June | 50°F | 81°F | 65°F | 3.2" |
| July | 56°F | 87°F | 71°F | 5.0" |
| August | 54°F | 84°F | 68°F | 2.9" |
| September | 48°F | 78°F | 62°F | 3.4" |
| October | 37°F | 66°F | 50°F | 2.9" |
| November | 25°F | 52°F | 37°F | 1.9" |
| December | 16°F | 40°F | 27°F | 1.1" |
| Index | La Grange | Wyoming | National |
| Air quality index | 19 | 39 | 42 |
| Pollution index | 656,658 | 1,779,975 | 2,726,193 |
| Measurement | Total |
| Days measured | 113 |
| Days with good air quality | 110 |
| Days with moderate air quality | 3 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.010% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Hawk Springs, WY | 18 | 19 | 62.0% |
| La Grange, WY | 479 | 19 | 62.0% |
| City | Population | Air Quality Index | National Avg. |
| Altona, CO | 479 | 47 | 6.0% |
| Lisbon, FL | 479 | 38 | 24.0% |
| McCallsburg, IA | 479 | 37 | 26.0% |
| Otho, IA | 479 | 37 | 26.0% |
| Salix, IA | 479 | 35 | 30.0% |
| La Grange, WY | 479 | 19 | 62.0% |
Here are the best places to live in Wyoming
Most Dangerous States In The US
These are the 10 cheapest cities in Wyoming
See the best places to live in La Grange