| | Llano, TX | Port Arthur, TX | United States |
| Rainfall | 29.5 | 58.9 | 38.1 |
| Snowfall | 0.3 | 0 | 27.8 |
| Precipitation Days | 61.3 | 100 | 106.2 |
| Sunny | 228 | 211 | 205 |
| Avg. July High | 95.5 | 91.8 | 85.8 |
| Avg. Jan. Low | 34.2 | 41.9 | 21.7 |
| Comfort Index (higher=better) | 7.4 | 6.7 | 7 |
| UV Index | 6.1 | 5.9 | 4.3 |
| Elevation ft. | 1027 | 7 | 2443 |