| | Smithville, TN | Dickson, TN | United States |
| Rainfall | 53.7 | 53.7 | 38.1 |
| Snowfall | 5.6 | 2.3 | 27.8 |
| Precipitation Days | 131 | 107.8 | 106.2 |
| Sunny | 211 | 207 | 205 |
| Avg. July High | 87.9 | 87.4 | 85.8 |
| Avg. Jan. Low | 26.9 | 25.6 | 21.7 |
| Comfort Index (higher=better) | 7.4 | 7.3 | 7 |
| UV Index | 4.3 | 4.5 | 4.3 |
| Elevation ft. | 1037 | 804 | 2443 |