Sunset Beach, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.8 °F (low) to 72.3 °F (high). Annual precipitation averages 56.4 Inches. Sunset Beach 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 | 38.4 °F | 55.4 °F | 4.26 in. |
| February | 40.0 °F | 57.7 °F | 3.46 in. |
| March | 46.4 °F | 63.9 °F | 3.9 in. |
| April | 55.4 °F | 71.9 °F | 3.68 in. |
| May | 63.7 °F | 78.5 °F | 3.82 in. |
| June | 71.5 °F | 84.4 °F | 4.92 in. |
| July | 74.8 °F | 86.6 °F | 6.39 in. |
| August | 74.0 °F | 86.5 °F | 6.85 in. |
| September | 68.9 °F | 82.8 °F | 7.45 in. |
| October | 59.0 °F | 75.1 °F | 4.55 in. |
| November | 48.0 °F | 65.6 °F | 3.31 in. |
| December | 41.5 °F | 58.6 °F | 3.78 in. |
| Annual | 56.8 °F | 72.3 °F | 56.37 in. |
| 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 : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |