Pretty Bayou, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 59.9 °F (low) to 77.5 °F (high). Annual precipitation averages 59.6 Inches. Pretty Bayou is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Feb. 11 - Feb. 20 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 43.3 °F | 62.4 °F | 4.54 in. |
| February | 46.1 °F | 65.6 °F | 4.66 in. |
| March | 52.2 °F | 70.8 °F | 5.12 in. |
| April | 58.5 °F | 76.5 °F | 4.24 in. |
| May | 66.3 °F | 83.4 °F | 2.87 in. |
| June | 73.1 °F | 87.9 °F | 5.35 in. |
| July | 75.2 °F | 89.4 °F | 6.83 in. |
| August | 74.8 °F | 89.2 °F | 7.81 in. |
| September | 71.2 °F | 87.4 °F | 5.47 in. |
| October | 61.6 °F | 80.6 °F | 3.86 in. |
| November | 51.0 °F | 71.6 °F | 4.49 in. |
| December | 46.0 °F | 65.0 °F | 4.32 in. |
| Annual | 59.9 °F | 77.5 °F | 59.56 in. |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Feb. 11 - Feb. 20 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |