Wadley, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.3 °C (low) to 23.6 °C (high). Annual precipitation averages 1391.4 Millimeters. Wadley is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.3 °C | 13.2 °C | 135.13 mm |
| February | 1.9 °C | 15.3 °C | 137.41 mm |
| March | 5.3 °C | 19.7 °C | 132.08 mm |
| April | 9 °C | 24 °C | 118.36 mm |
| May | 14.2 °C | 27.8 °C | 109.47 mm |
| June | 18.6 °C | 31.1 °C | 109.73 mm |
| July | 20.5 °C | 32.7 °C | 133.6 mm |
| August | 20.1 °C | 32.2 °C | 97.03 mm |
| September | 16.9 °C | 29.7 °C | 87.88 mm |
| October | 10.3 °C | 24.6 °C | 85.85 mm |
| November | 4.3 °C | 18.9 °C | 109.22 mm |
| December | 1.7 °C | 14.5 °C | 135.64 mm |
| Annual | 10.3 °C | 23.6 °C | 1391.4 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |