Edenton, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.2 °C (low) to 21.8 °C (high). Annual precipitation averages 1305.6 Millimeters. Edenton 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. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.8 °C | 11.3 °C | 94.49 mm |
| February | 1.6 °C | 12.9 °C | 81.53 mm |
| March | 4.7 °C | 16.8 °C | 105.66 mm |
| April | 10 °C | 21.9 °C | 85.6 mm |
| May | 15.1 °C | 25.8 °C | 97.28 mm |
| June | 19.7 °C | 29.7 °C | 125.73 mm |
| July | 22.1 °C | 31.6 °C | 146.81 mm |
| August | 21.3 °C | 30.5 °C | 150.62 mm |
| September | 18.2 °C | 27.7 °C | 146.81 mm |
| October | 12 °C | 22.9 °C | 101.6 mm |
| November | 5.9 °C | 17.5 °C | 84.84 mm |
| December | 2.7 °C | 13.3 °C | 84.58 mm |
| Annual | 11.2 °C | 21.8 °C | 1305.55 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8a : -12.2°C to -9.4°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |