| | Holly Springs, NC | Knightdale, NC | United States |
| Rainfall | 46.6 | 45.8 | 38.1 |
| Snowfall | 4 | 3.2 | 27.8 |
| Precipitation Days | 107 | 105 | 106.2 |
| Sunny | 219 | 217 | 205 |
| Avg. July High | 88.8 | 89.5 | 85.8 |
| Avg. Jan. Low | 29.1 | 29.7 | 21.7 |
| Comfort Index (higher=better) | 7.5 | 7.5 | 7 |
| UV Index | 4.9 | 4.9 | 4.3 |
| Elevation ft. | 440 | 315 | 2443 |