| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 25°F | 44°F | 33°F | 5.3" |
| February | 27°F | 47°F | 35°F | 4.6" |
| March | 37°F | 59°F | 47°F | 6.2" |
| April | 47°F | 69°F | 57°F | 9.5" |
| May | 55°F | 76°F | 65°F | 8.4" |
| June | 64°F | 86°F | 74°F | 6.1" |
| July | 67°F | 88°F | 77°F | 9.0" |
| August | 66°F | 87°F | 75°F | 9.8" |
| September | 58°F | 80°F | 68°F | 7.6" |
| October | 47°F | 69°F | 57°F | 7.0" |
| November | 37°F | 57°F | 46°F | 8.3" |
| December | 28°F | 45°F | 36°F | 4.6" |
| Index | Bonne Terre | Missouri | National |
| Air quality index | 54 | 97 | 42 |
| Pollution index | 753,473 | 1,630,255 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 134 |
| Days with moderate air quality | 221 |
| Days w/ poor A.Q. for sensitive groups | 8 |
| Days with unhealthy air quality | 2 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.020% |
| Mercury | 0.020% |
| City | Population | Air Quality Index | National Avg. |
| Potosi, MO | 2,572 | 54 | 8.0% |
| Doe Run, MO | 657 | 54 | 8.0% |
| Leadington, MO | 918 | 54 | 8.0% |
| Terre du Lac, MO | 2,382 | 54 | 8.0% |
| Bismarck, MO | 1,731 | 54 | 8.0% |
| Bonne Terre, MO | 7,037 | 54 | 8.0% |
| City | Population | Air Quality Index | National Avg. |
| Uniontown, OH | 7,035 | 43 | 14.0% |
| Tanglewilde, WA | 7,033 | 30 | 40.0% |
| Ridley Park, PA | 7,042 | 51 | 2.0% |
| Beacon Square, FL | 7,031 | 43 | 14.0% |
| Hobart, WA | 7,031 | 45 | 10.0% |
| Bonne Terre, MO | 7,037 | 54 | 8.0% |
Here are the best places to live in Missouri
See the best places to live in Bonne Terre
Most Dangerous Cities In The US
These are the largest cities in Missouri