Brewton, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.3 °F (low) to 77.5 °F (high). Annual precipitation averages 68.3 Inches. Brewton 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 | 36.6 °F | 60.7 °F | 6.11 in. |
| February | 39.1 °F | 64.9 °F | 5.21 in. |
| March | 45.2 °F | 71.7 °F | 6.02 in. |
| April | 51.4 °F | 78.0 °F | 5.69 in. |
| May | 59.6 °F | 84.7 °F | 4.83 in. |
| June | 67.8 °F | 89.5 °F | 6.63 in. |
| July | 70.3 °F | 91.0 °F | 7.29 in. |
| August | 69.9 °F | 90.4 °F | 6.46 in. |
| September | 64.9 °F | 86.9 °F | 5.48 in. |
| October | 53.5 °F | 79.0 °F | 4.08 in. |
| November | 43.1 °F | 70.0 °F | 4.73 in. |
| December | 38.5 °F | 63.0 °F | 5.77 in. |
| Annual | 53.3 °F | 77.5 °F | 68.3 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 |