Tarrant, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.3 °F (low) to 74 °F (high). Annual precipitation averages 58.6 Inches. Tarrant 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 32.8 °F | 54.2 °F | 5.25 in. |
| February | 35.4 °F | 58.6 °F | 5.43 in. |
| March | 42.2 °F | 66.8 °F | 5.69 in. |
| April | 49.5 °F | 74.7 °F | 5.17 in. |
| May | 58.7 °F | 81.6 °F | 4.68 in. |
| June | 66.5 °F | 87.7 °F | 4.84 in. |
| July | 69.9 °F | 90.8 °F | 5.19 in. |
| August | 69.2 °F | 90.3 °F | 4.35 in. |
| September | 63.3 °F | 85.9 °F | 4.38 in. |
| October | 51.4 °F | 75.8 °F | 3.44 in. |
| November | 40.8 °F | 64.9 °F | 4.8 in. |
| December | 35.4 °F | 56.7 °F | 5.4 in. |
| Annual | 51.3 °F | 74 °F | 58.62 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 40-50 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 |