Kelford, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.7 °C (low) to 21.6 °C (high). Annual precipitation averages 1253.3 Millimeters. Kelford is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -0.7 °C | 10.6 °C | 94.49 mm |
| February | 0.2 °C | 12.4 °C | 77.22 mm |
| March | 3.6 °C | 16.3 °C | 102.11 mm |
| April | 8.8 °C | 21.9 °C | 90.17 mm |
| May | 13.8 °C | 25.8 °C | 86.87 mm |
| June | 18.6 °C | 29.9 °C | 121.67 mm |
| July | 20.8 °C | 31.7 °C | 140.46 mm |
| August | 19.9 °C | 30.8 °C | 129.03 mm |
| September | 16.7 °C | 27.7 °C | 155.96 mm |
| October | 9.8 °C | 22.5 °C | 89.92 mm |
| November | 4.1 °C | 16.9 °C | 81.53 mm |
| December | 0.9 °C | 12.4 °C | 83.82 mm |
| Annual | 9.7 °C | 21.6 °C | 1253.25 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |