| | Marion, SC | Taneytown, MD | United States |
| Rainfall | 47.9 | 43 | 38.1 |
| Snowfall | 0.9 | 26.6 | 27.8 |
| Precipitation Days | 98.6 | 113.9 | 106.2 |
| Sunny | 212 | 209 | 205 |
| Avg. July High | 91.1 | 85.3 | 85.8 |
| Avg. Jan. Low | 32.1 | 20.8 | 21.7 |
| Comfort Index (higher=better) | 7.4 | 7.2 | 7 |
| UV Index | 4.9 | 3.8 | 4.3 |
| Elevation ft. | 75 | 502 | 2443 |