| | Bethesda, MD | Garland, TX | United States |
| Rainfall | 42.7 | 40.1 | 38.1 |
| Snowfall | 17.2 | 1 | 27.8 |
| Precipitation Days | 113.9 | 85.5 | 106.2 |
| Sunny | 197 | 228 | 205 |
| Avg. July High | 86.7 | 94.8 | 85.8 |
| Avg. Jan. Low | 25.3 | 35.1 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.1 | 7 |
| UV Index | 4.1 | 5.7 | 4.3 |
| Elevation ft. | 318 | 551 | 2443 |