Stapleton, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.4 °F (low) to 77.1 °F (high). Annual precipitation averages 68.3 Inches. Stapleton is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 39.2 °F | 61.2 °F | 5.65 in. |
| February | 42.6 °F | 65.1 °F | 4.74 in. |
| March | 48.4 °F | 71.1 °F | 5.44 in. |
| April | 54.9 °F | 76.6 °F | 5.45 in. |
| May | 63.0 °F | 83.6 °F | 5.11 in. |
| June | 70.6 °F | 88.3 °F | 6.95 in. |
| July | 72.4 °F | 89.9 °F | 7.77 in. |
| August | 71.9 °F | 89.8 °F | 7.04 in. |
| September | 67.5 °F | 86.9 °F | 5.91 in. |
| October | 57.0 °F | 79.2 °F | 4.23 in. |
| November | 46.9 °F | 70.4 °F | 4.48 in. |
| December | 42.1 °F | 63.6 °F | 5.48 in. |
| Annual | 56.4 °F | 77.1 °F | 68.25 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |