| | Montgomery, TX | Harker Heights, TX | United States |
| Rainfall | 47.4 | 33.9 | 38.1 |
| Snowfall | 0 | 0.2 | 27.8 |
| Precipitation Days | 78.5 | 71.2 | 106.2 |
| Sunny | 203 | 225 | 205 |
| Avg. July High | 93.2 | 94.5 | 85.8 |
| Avg. Jan. Low | 40.5 | 36.6 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 7.3 | 7 |
| UV Index | 6.1 | 5.8 | 4.3 |
| Elevation ft. | 295 | 768 | 2443 |