Nags Head, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.6 °C (low) to 20.6 °C (high). Annual precipitation averages 1292.6 Millimeters. Nags Head is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 3.4 °C | 11.1 °C | 107.19 mm |
| February | 3.9 °C | 11.8 °C | 82.04 mm |
| March | 6.6 °C | 14.7 °C | 89.15 mm |
| April | 11.6 °C | 19.4 °C | 79.5 mm |
| May | 16.4 °C | 23.6 °C | 91.19 mm |
| June | 21.2 °C | 27.9 °C | 116.33 mm |
| July | 23.4 °C | 30.2 °C | 128.27 mm |
| August | 23.1 °C | 29.3 °C | 155.96 mm |
| September | 21.2 °C | 26.8 °C | 139.95 mm |
| October | 15.9 °C | 22.3 °C | 108.97 mm |
| November | 10.1 °C | 16.9 °C | 93.47 mm |
| December | 6 °C | 13.3 °C | 100.58 mm |
| Annual | 13.6 °C | 20.6 °C | 1292.6 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |