| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 8b: 15°F to 20°F | |
| 1990 Hardiness Zone: | Zone 8a: 10F to 15F | |
| Average First Frost Date: | Nov. 21 - Nov. 30 | |
| Average Last Frost Date: | Mar. 21 - Mar. 31 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 63g - Carolinian Barrier Islands and Coastal Marshes | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 28520 - Cedar Island, NC | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 37 | 39 | 45 | 52 | 61 | 68 | 72 | 72 | 68 | 57 | 48 | 41 | 55 |
| Avg Max Temp (°F) | 54 | 56 | 63 | 72 | 79 | 85 | 89 | 87 | 82 | 73 | 65 | 57 | 72 |
| Avg Precip (In.) | 5.28 | 3.54 | 4.62 | 3.24 | 4.15 | 4.39 | 6.2 | 7.05 | 6.44 | 4.41 | 3.86 | 4.46 | 57.63 |