New Brockton, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13 °C (low) to 24.8 °C (high). Annual precipitation averages 1512.3 Millimeters. New Brockton is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.5 °C | 15.3 °C | 131.32 mm |
| February | 5.3 °C | 17.5 °C | 127.25 mm |
| March | 8.3 °C | 21.5 °C | 141.99 mm |
| April | 12 °C | 24.9 °C | 119.13 mm |
| May | 16.8 °C | 28.9 °C | 100.08 mm |
| June | 20.7 °C | 31.6 °C | 146.05 mm |
| July | 22.1 °C | 32.4 °C | 168.15 mm |
| August | 21.7 °C | 32.1 °C | 139.19 mm |
| September | 19.3 °C | 30.3 °C | 118.62 mm |
| October | 13.5 °C | 25.7 °C | 89.15 mm |
| November | 7.8 °C | 20.4 °C | 106.43 mm |
| December | 5.1 °C | 16.6 °C | 124.97 mm |
| Annual | 13 °C | 24.8 °C | 1512.33 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |