Winter Garden, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 16.9 °C (low) to 28.1 °C (high). Annual precipitation averages 1369.6 Millimeters. Winter Garden is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.1 °C | 21.3 °C | 74.17 mm |
| February | 10.7 °C | 23.1 °C | 59.18 mm |
| March | 12.8 °C | 25.5 °C | 81.28 mm |
| April | 15.9 °C | 28.3 °C | 70.61 mm |
| May | 19.2 °C | 31.1 °C | 100.08 mm |
| June | 22.1 °C | 32.6 °C | 207.01 mm |
| July | 23.1 °C | 33.2 °C | 199.39 mm |
| August | 23.3 °C | 33.2 °C | 210.06 mm |
| September | 22.3 °C | 31.9 °C | 165.61 mm |
| October | 18.8 °C | 29.2 °C | 86.11 mm |
| November | 14.1 °C | 25.4 °C | 51.31 mm |
| December | 11.1 °C | 22.6 °C | 64.77 mm |
| Annual | 16.9 °C | 28.1 °C | 1369.58 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 10a : -1.1°C to 1.7°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |