Valley Hill, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 43.8 °F (low) to 66.7 °F (high). Annual precipitation averages 60.9 Inches. Valley Hill 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 | 25.8 °F | 47.5 °F | 5.46 in. |
| February | 28.2 °F | 51.2 °F | 4.43 in. |
| March | 34.1 °F | 58.2 °F | 5.03 in. |
| April | 42.0 °F | 67.5 °F | 5.23 in. |
| May | 50.8 °F | 74.5 °F | 4.67 in. |
| June | 58.9 °F | 80.5 °F | 5.19 in. |
| July | 62.7 °F | 83.6 °F | 5.81 in. |
| August | 61.5 °F | 82.2 °F | 6.03 in. |
| September | 55.5 °F | 77.3 °F | 4.7 in. |
| October | 43.8 °F | 68.3 °F | 4.35 in. |
| November | 33.5 °F | 58.5 °F | 4.8 in. |
| December | 28.8 °F | 50.5 °F | 5.16 in. |
| Annual | 43.8 °F | 66.7 °F | 60.86 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |