| | Castle Hayne, NC | Youngsville, NC | United States |
| Rainfall | 57.9 | 46 | 38.1 |
| Snowfall | 0.9 | 3.5 | 27.8 |
| Precipitation Days | 119.5 | 111.9 | 106.2 |
| Sunny | 211 | 215 | 205 |
| Avg. July High | 90.1 | 89.7 | 85.8 |
| Avg. Jan. Low | 33.7 | 28.4 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.5 | 7 |
| UV Index | 4.6 | 4.6 | 4.3 |
| Elevation ft. | 16 | 466 | 2443 |