| | Barnwell, SC | Attalla, AL | United States |
| Rainfall | 46.3 | 53.6 | 38.1 |
| Snowfall | 0.3 | 0.4 | 27.8 |
| Precipitation Days | 100.7 | 103.8 | 106.2 |
| Sunny | 215 | 206 | 205 |
| Avg. July High | 92.2 | 90.1 | 85.8 |
| Avg. Jan. Low | 32.9 | 30.3 | 21.7 |
| Comfort Index (higher=better) | 7.4 | 7.4 | 7 |
| UV Index | 4.8 | 5.2 | 4.3 |
| Elevation ft. | 217 | 548 | 2443 |