Bay Lake, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 62.5 °F (low) to 82.8 °F (high). Annual precipitation averages 51.8 Inches. Bay Lake is located in USDA Plant Hardiness Zone 10a.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 48.6 °F | 70.9 °F | 2.7 in. |
| February | 51.4 °F | 73.9 °F | 2.18 in. |
| March | 55.2 °F | 78.2 °F | 2.95 in. |
| April | 60.6 °F | 83.3 °F | 2.69 in. |
| May | 66.5 °F | 88.1 °F | 3.9 in. |
| June | 71.9 °F | 90.7 °F | 8.21 in. |
| July | 73.7 °F | 91.8 °F | 7.78 in. |
| August | 74.0 °F | 91.7 °F | 7.98 in. |
| September | 72.5 °F | 89.6 °F | 6.18 in. |
| October | 66.2 °F | 84.8 °F | 3.02 in. |
| November | 57.6 °F | 78.0 °F | 1.82 in. |
| December | 51.9 °F | 73.1 °F | 2.41 in. |
| Annual | 62.5 °F | 82.8 °F | 51.82 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 |