Vansant, Virginia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 44.3 °F (low) to 67.1 °F (high). Annual precipitation averages 47 Inches. Vansant is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.2 °F | 45.0 °F | 3.38 in. |
| February | 27.4 °F | 49.1 °F | 3.33 in. |
| March | 33.2 °F | 58.0 °F | 4.16 in. |
| April | 42.5 °F | 69.4 °F | 4.23 in. |
| May | 51.5 °F | 76.3 °F | 4.84 in. |
| June | 60.5 °F | 82.1 °F | 4.72 in. |
| July | 63.9 °F | 85.4 °F | 5.51 in. |
| August | 63.1 °F | 83.9 °F | 4.17 in. |
| September | 56.9 °F | 79.6 °F | 3.28 in. |
| October | 44.4 °F | 69.2 °F | 2.98 in. |
| November | 34.0 °F | 58.2 °F | 2.67 in. |
| December | 29.4 °F | 48.5 °F | 3.75 in. |
| Annual | 44.3 °F | 67.1 °F | 47.02 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |