Willacoochee, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.6 °F (low) to 78.2 °F (high). Annual precipitation averages 49.8 Inches. Willacoochee 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 | 38.0 °F | 61.3 °F | 4.49 in. |
| February | 40.8 °F | 65.0 °F | 4.04 in. |
| March | 46.1 °F | 71.8 °F | 4.81 in. |
| April | 52.9 °F | 78.5 °F | 3.49 in. |
| May | 60.9 °F | 85.8 °F | 2.95 in. |
| June | 68.6 °F | 90.3 °F | 5.26 in. |
| July | 71.0 °F | 92.1 °F | 5.09 in. |
| August | 70.5 °F | 91.2 °F | 5.82 in. |
| September | 66.2 °F | 87.4 °F | 4.45 in. |
| October | 55.6 °F | 80.1 °F | 3.1 in. |
| November | 45.0 °F | 70.8 °F | 2.52 in. |
| December | 40.1 °F | 63.7 °F | 3.73 in. |
| Annual | 54.6 °F | 78.2 °F | 49.75 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |