Atlantic Beach, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 57.5 °F (low) to 70.9 °F (high). Annual precipitation averages 59 Inches. Atlantic 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. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.8 °F | 54.4 °F | 4.24 in. |
| February | 40.4 °F | 56.0 °F | 3.69 in. |
| March | 46.1 °F | 61.8 °F | 3.64 in. |
| April | 55.0 °F | 69.1 °F | 3.64 in. |
| May | 63.7 °F | 76.4 °F | 4.27 in. |
| June | 71.8 °F | 82.8 °F | 4.53 in. |
| July | 75.3 °F | 85.9 °F | 5.69 in. |
| August | 74.3 °F | 85.4 °F | 7.12 in. |
| September | 70.4 °F | 81.9 °F | 8.6 in. |
| October | 60.5 °F | 74.2 °F | 5.11 in. |
| November | 50.1 °F | 64.9 °F | 4.2 in. |
| December | 43.3 °F | 57.8 °F | 4.3 in. |
| Annual | 57.5 °F | 70.9 °F | 59.03 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |