Reform, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52 °F (low) to 74.8 °F (high). Annual precipitation averages 57.7 Inches. Reform 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 | 33.2 °F | 54.4 °F | 5.73 in. |
| February | 36.3 °F | 58.9 °F | 5.79 in. |
| March | 43.2 °F | 67.4 °F | 5.21 in. |
| April | 50.9 °F | 75.3 °F | 5.6 in. |
| May | 60.0 °F | 82.6 °F | 3.89 in. |
| June | 67.8 °F | 89.0 °F | 4.63 in. |
| July | 71.0 °F | 91.8 °F | 4.94 in. |
| August | 69.9 °F | 91.6 °F | 4.21 in. |
| September | 63.8 °F | 87.0 °F | 3.74 in. |
| October | 51.5 °F | 77.1 °F | 3.85 in. |
| November | 40.7 °F | 65.3 °F | 4.84 in. |
| December | 35.8 °F | 56.6 °F | 5.31 in. |
| Annual | 52 °F | 74.8 °F | 57.74 in. |
| 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 : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |