Poinciana, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 62.7 °F (low) to 83.2 °F (high). Annual precipitation averages 51 Inches. Poinciana is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 49.7 °F | 72.0 °F | 2.51 in. |
| February | 52.3 °F | 74.8 °F | 2.14 in. |
| March | 55.9 °F | 78.7 °F | 2.87 in. |
| April | 60.3 °F | 83.4 °F | 2.64 in. |
| May | 65.9 °F | 88.1 °F | 3.66 in. |
| June | 71.5 °F | 90.6 °F | 8.53 in. |
| July | 73.4 °F | 91.6 °F | 7.02 in. |
| August | 73.9 °F | 91.5 °F | 7.72 in. |
| September | 72.7 °F | 89.8 °F | 6.62 in. |
| October | 66.7 °F | 85.1 °F | 3.08 in. |
| November | 58.1 °F | 78.7 °F | 1.71 in. |
| December | 52.3 °F | 74.0 °F | 2.45 in. |
| Annual | 62.7 °F | 83.2 °F | 50.95 in. |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 10a : 30°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9b : 25°F to 20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |