Mooresville, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.4 °F (low) to 71.9 °F (high). Annual precipitation averages 56.6 Inches. Mooresville 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 | 31.7 °F | 50.7 °F | 5.34 in. |
| February | 34.4 °F | 55.0 °F | 5.3 in. |
| March | 41.2 °F | 63.8 °F | 5.2 in. |
| April | 49.2 °F | 72.3 °F | 5.21 in. |
| May | 58.4 °F | 80.1 °F | 4.54 in. |
| June | 66.2 °F | 87.1 °F | 4.34 in. |
| July | 69.5 °F | 89.5 °F | 4.65 in. |
| August | 68.2 °F | 89.4 °F | 3.94 in. |
| September | 61.8 °F | 84.7 °F | 3.99 in. |
| October | 50.1 °F | 74.3 °F | 3.65 in. |
| November | 39.5 °F | 62.5 °F | 4.38 in. |
| December | 34.0 °F | 53.5 °F | 6.01 in. |
| Annual | 50.4 °F | 71.9 °F | 56.55 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 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |