Manteo, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.1 °C (low) to 20.8 °C (high). Annual precipitation averages 1260.1 Millimeters. Manteo is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.8 °C | 11.1 °C | 105.92 mm |
| February | 3.3 °C | 11.9 °C | 78.99 mm |
| March | 6.1 °C | 15.1 °C | 87.88 mm |
| April | 11.2 °C | 19.7 °C | 74.68 mm |
| May | 15.9 °C | 23.9 °C | 88.9 mm |
| June | 20.8 °C | 28.2 °C | 115.82 mm |
| July | 23.1 °C | 30.4 °C | 129.79 mm |
| August | 22.7 °C | 29.4 °C | 150.88 mm |
| September | 20.7 °C | 26.9 °C | 134.37 mm |
| October | 15.3 °C | 22.4 °C | 104.39 mm |
| November | 9.3 °C | 17.1 °C | 88.39 mm |
| December | 5.4 °C | 13.3 °C | 100.08 mm |
| Annual | 13.1 °C | 20.8 °C | 1260.09 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| 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 |