| | Jackson, MS | Marion, SC | United States |
| Rainfall | 54 | 47.9 | 38.1 |
| Snowfall | 0.5 | 0.9 | 27.8 |
| Precipitation Days | 104.3 | 98.6 | 106.2 |
| Sunny | 211 | 212 | 205 |
| Avg. July High | 91.9 | 91.1 | 85.8 |
| Avg. Jan. Low | 35.4 | 32.1 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 7.4 | 7 |
| UV Index | 5.3 | 4.9 | 4.3 |
| Elevation ft. | 279 | 75 | 2443 |