Polkville, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.1 °F (low) to 70.6 °F (high). Annual precipitation averages 50.4 Inches. Polkville is located in USDA Plant Hardiness Zone 8a. 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 | 29.3 °F | 50.5 °F | 4.22 in. |
| February | 31.8 °F | 54.6 °F | 3.44 in. |
| March | 38.4 °F | 62.2 °F | 4.54 in. |
| April | 46.9 °F | 71.4 °F | 4.49 in. |
| May | 55.7 °F | 78.6 °F | 4.08 in. |
| June | 63.7 °F | 85.6 °F | 4.49 in. |
| July | 67.4 °F | 88.8 °F | 4.65 in. |
| August | 66.3 °F | 87.1 °F | 4.65 in. |
| September | 60.2 °F | 81.7 °F | 4.1 in. |
| October | 48.0 °F | 72.1 °F | 3.57 in. |
| November | 37.6 °F | 61.7 °F | 3.73 in. |
| December | 31.9 °F | 53.0 °F | 4.45 in. |
| Annual | 48.1 °F | 70.6 °F | 50.41 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 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 |