Mooresville, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.3 °F (low) to 70.3 °F (high). Annual precipitation averages 45.9 Inches. Mooresville is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.4 °F | 50.3 °F | 3.55 in. |
| February | 31.7 °F | 54.3 °F | 3.11 in. |
| March | 38.3 °F | 62.0 °F | 4.16 in. |
| April | 47.0 °F | 71.1 °F | 4.0 in. |
| May | 56.3 °F | 78.0 °F | 3.75 in. |
| June | 64.5 °F | 85.2 °F | 4.29 in. |
| July | 68.3 °F | 88.1 °F | 4.15 in. |
| August | 66.7 °F | 86.7 °F | 4.29 in. |
| September | 60.4 °F | 81.2 °F | 4.19 in. |
| October | 48.1 °F | 71.9 °F | 3.32 in. |
| November | 37.2 °F | 61.4 °F | 3.33 in. |
| December | 31.9 °F | 53.2 °F | 3.79 in. |
| Annual | 48.3 °F | 70.3 °F | 45.93 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |