| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 24°F | 39°F | 30°F | 3.4" |
| February | 26°F | 44°F | 34°F | 4.5" |
| March | 39°F | 60°F | 48°F | 4.2" |
| April | 46°F | 65°F | 55°F | 5.0" |
| May | 57°F | 77°F | 66°F | 15.6" |
| June | 66°F | 84°F | 75°F | 13.9" |
| July | 69°F | 89°F | 79°F | 4.9" |
| August | 71°F | 90°F | 80°F | 14.0" |
| September | 63°F | 83°F | 72°F | 4.6" |
| October | 50°F | 68°F | 58°F | 4.6" |
| November | 38°F | 58°F | 47°F | 2.7" |
| December | 24°F | 39°F | 31°F | 2.8" |
| Index | Harrisonville | Missouri | National |
| Air quality index | 47 | 97 | 42 |
| Pollution index | 1,867,810 | 1,630,255 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 210 |
| Days with moderate air quality | 154 |
| Days w/ poor A.Q. for sensitive groups | 1 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.004% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.004% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| West Line, MO | 122 | 47 | 6.0% |
| Gunn City, MO | 109 | 47 | 6.0% |
| Creighton, MO | 321 | 47 | 6.0% |
| Greenwood, MO | 6,067 | 47 | 6.0% |
| Pleasant Hill, MO | 8,611 | 47 | 6.0% |
| Harrisonville, MO | 10,084 | 47 | 6.0% |
| City | Population | Air Quality Index | National Avg. |
| Woodburn, VA | 10,081 | 38 | 24.0% |
| Makaha, HI | 10,087 | 30 | 40.0% |
| Lancaster, NY | 10,087 | 39 | 22.0% |
| Sleepy Hollow, NY | 10,089 | 51 | 2.0% |
| Vernon, TX | 10,078 | 26 | 48.0% |
| Harrisonville, MO | 10,084 | 47 | 6.0% |
Here are the best places to live in Missouri
Safest States In The US
See the best places to live in Harrisonville
Check out the 10 most dangerous cities in Missouri