Butler, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 52.2 °F (low) to 76.8 °F (high). Annual precipitation averages 57.1 Inches. Butler is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 34.5 °F | 57.8 °F | 5.64 in. |
| February | 37.3 °F | 61.8 °F | 5.3 in. |
| March | 43.6 °F | 70.1 °F | 5.72 in. |
| April | 50.6 °F | 77.7 °F | 4.73 in. |
| May | 59.6 °F | 84.9 °F | 4.08 in. |
| June | 67.6 °F | 90.0 °F | 5.05 in. |
| July | 70.5 °F | 92.6 °F | 5.36 in. |
| August | 70.1 °F | 92.3 °F | 4.69 in. |
| September | 64.2 °F | 87.9 °F | 3.68 in. |
| October | 51.8 °F | 78.6 °F | 3.26 in. |
| November | 40.5 °F | 67.7 °F | 4.28 in. |
| December | 36.2 °F | 60.2 °F | 5.33 in. |
| Annual | 52.2 °F | 76.8 °F | 57.12 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |