| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 27°F | 45°F | 35°F | 3.7" |
| February | 29°F | 47°F | 37°F | 3.9" |
| March | 39°F | 61°F | 49°F | 5.6" |
| April | 47°F | 70°F | 58°F | 5.4" |
| May | 57°F | 78°F | 67°F | 6.0" |
| June | 67°F | 89°F | 77°F | 2.9" |
| July | 68°F | 89°F | 78°F | 4.2" |
| August | 67°F | 90°F | 78°F | 3.2" |
| September | 59°F | 82°F | 70°F | 3.9" |
| October | 46°F | 70°F | 57°F | 6.3" |
| November | 38°F | 59°F | 48°F | 3.0" |
| December | 29°F | 46°F | 37°F | 5.5" |
| Index | Benton | Missouri | National |
| Air quality index | 44 | 97 | 42 |
| Pollution index | 2,522,770 | 1,630,255 | 2,726,193 |
| Measurement | Total |
| Days measured | 364 |
| Days with good air quality | 261 |
| Days with moderate air quality | 103 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.060% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.030% |
| Mercury | 0.040% |
| City | Population | Air Quality Index | National Avg. |
| Commerce, MO | 112 | 44 | 12.0% |
| Diehlstadt, MO | 120 | 44 | 12.0% |
| Vanduser, MO | 184 | 44 | 12.0% |
| Cape Girardeau, MO | 40,100 | 44 | 12.0% |
| Gordonville, MO | 473 | 44 | 12.0% |
| Benton, MO | 885 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Komatke, AZ | 885 | 74 | 48.0% |
| Gulf Stream, FL | 885 | 41 | 18.0% |
| Drexel, MO | 885 | 47 | 6.0% |
| Blue Hill, NE | 885 | 19 | 62.0% |
| Grand Rapids, OH | 885 | 40 | 20.0% |
| Benton, MO | 885 | 44 | 12.0% |
Here are the best places to live in Missouri
These are the 10 most affordable cities in Missouri
10 Best cities in Missouri for employment
Top 10 best public schools in Benton