Mountain Home, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44 °F (low) to 66.8 °F (high). Annual precipitation averages 51.7 Inches. Mountain Home is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 26.0 °F | 47.5 °F | 4.62 in. |
| February | 28.3 °F | 51.3 °F | 3.71 in. |
| March | 34.2 °F | 58.4 °F | 4.22 in. |
| April | 42.1 °F | 67.6 °F | 4.31 in. |
| May | 51.0 °F | 74.7 °F | 4.12 in. |
| June | 59.3 °F | 80.8 °F | 4.55 in. |
| July | 63.0 °F | 83.8 °F | 5.02 in. |
| August | 61.8 °F | 82.5 °F | 5.06 in. |
| September | 55.7 °F | 77.6 °F | 4.25 in. |
| October | 43.8 °F | 68.5 °F | 3.63 in. |
| November | 33.5 °F | 58.6 °F | 3.85 in. |
| December | 28.9 °F | 50.5 °F | 4.38 in. |
| Annual | 44 °F | 66.8 °F | 51.72 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |