Longwood, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 62.1 °F (low) to 82.4 °F (high). Annual precipitation averages 56.3 Inches. Longwood is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 48.1 °F | 70.3 °F | 2.97 in. |
| February | 50.6 °F | 73.1 °F | 2.5 in. |
| March | 54.6 °F | 77.6 °F | 3.51 in. |
| April | 60.0 °F | 82.7 °F | 3.08 in. |
| May | 66.2 °F | 87.7 °F | 3.84 in. |
| June | 71.7 °F | 90.5 °F | 8.23 in. |
| July | 73.5 °F | 91.8 °F | 7.6 in. |
| August | 73.8 °F | 91.7 °F | 8.3 in. |
| September | 72.1 °F | 89.2 °F | 7.4 in. |
| October | 65.7 °F | 84.2 °F | 4.05 in. |
| November | 57.2 °F | 77.4 °F | 2.27 in. |
| December | 51.5 °F | 72.6 °F | 2.59 in. |
| Annual | 62.1 °F | 82.4 °F | 56.34 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |