| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 53°F | 72°F | 63°F | 3.2" |
| February | 53°F | 73°F | 65°F | 15.4" |
| March | 58°F | 78°F | 69°F | 2.3" |
| April | 64°F | 83°F | 75°F | 3.3" |
| May | 68°F | 87°F | 79°F | 8.0" |
| June | 73°F | 90°F | 82°F | 16.6" |
| July | 75°F | 90°F | 83°F | 10.7" |
| August | 75°F | 91°F | 83°F | 8.3" |
| September | 74°F | 89°F | 82°F | 7.8" |
| October | 68°F | 84°F | 77°F | 2.7" |
| November | 60°F | 77°F | 69°F | 0.8" |
| December | 57°F | 75°F | 67°F | 3.3" |
| Index | Poinciana | Florida | National |
| Air quality index | 39 | 35 | 42 |
| Pollution index | 26,458,600 | 7,570,785 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 296 |
| Days with moderate air quality | 63 |
| Days w/ poor A.Q. for sensitive groups | 6 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.140% |
| Benzene | 0.280% |
| Carbon Tetrachloride | 0.060% |
| Lead | 0.080% |
| Mercury | 0.060% |
| City | Population | Air Quality Index | National Avg. |
| Davenport, FL | 5,420 | 36 | 28.0% |
| Lake Hamilton, FL | 1,525 | 36 | 28.0% |
| Dundee, FL | 4,738 | 36 | 28.0% |
| Waverly, FL | 734 | 36 | 28.0% |
| Grenelefe, FL | 3,073 | 36 | 28.0% |
| Poinciana, FL | 68,280 | 39 | 22.0% |
| City | Population | Air Quality Index | National Avg. |
| Bossier City, LA | 68,286 | 39 | 22.0% |
| St. Cloud, MN | 68,390 | 32 | 36.0% |
| Rockville, MD | 68,155 | 47 | 6.0% |
| Yorba Linda, CA | 68,103 | 89 | 78.0% |
| Union City, NJ | 68,073 | 51 | 2.0% |
| Poinciana, FL | 68,280 | 39 | 22.0% |
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