Kings Grant, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.8 °C (low) to 23.3 °C (high). Annual precipitation averages 1555 Millimeters. Kings Grant is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.6 °C | 13.7 °C | 98.55 mm |
| February | 2.5 °C | 15.2 °C | 90.17 mm |
| March | 5.9 °C | 18.7 °C | 100.58 mm |
| April | 10.9 °C | 23.2 °C | 88.39 mm |
| May | 15.7 °C | 26.9 °C | 111.76 mm |
| June | 20.3 °C | 30.3 °C | 141.48 mm |
| July | 22.3 °C | 32 °C | 178.31 mm |
| August | 21.5 °C | 31.2 °C | 198.88 mm |
| September | 18.8 °C | 28.8 °C | 234.44 mm |
| October | 12.4 °C | 24.5 °C | 122.68 mm |
| November | 6.6 °C | 19.6 °C | 91.95 mm |
| December | 3.1 °C | 15.5 °C | 97.79 mm |
| Annual | 11.8 °C | 23.3 °C | 1554.98 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |