Branford, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.9 °F (low) to 80.3 °F (high). Annual precipitation averages 53.7 Inches. Branford is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 40.6 °F | 66.0 °F | 4.16 in. |
| February | 43.7 °F | 69.5 °F | 3.35 in. |
| March | 48.5 °F | 75.3 °F | 3.99 in. |
| April | 54.6 °F | 80.6 °F | 2.89 in. |
| May | 62.1 °F | 87.2 °F | 3.01 in. |
| June | 69.7 °F | 90.1 °F | 7.36 in. |
| July | 71.7 °F | 91.2 °F | 7.48 in. |
| August | 72.0 °F | 90.6 °F | 7.72 in. |
| September | 68.7 °F | 88.3 °F | 5.56 in. |
| October | 59.1 °F | 81.8 °F | 3.07 in. |
| November | 48.8 °F | 74.3 °F | 2.05 in. |
| December | 43.5 °F | 68.3 °F | 3.08 in. |
| Annual | 56.9 °F | 80.3 °F | 53.72 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Exceptional Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |