| | Addison, TX | Prosper, TX | United States |
| Rainfall | 38.9 | 41.3 | 38.1 |
| Snowfall | 1.5 | 1.3 | 27.8 |
| Precipitation Days | 76.9 | 75.3 | 106.2 |
| Sunny | 232 | 228 | 205 |
| Avg. July High | 95.2 | 93.9 | 85.8 |
| Avg. Jan. Low | 35.5 | 31.1 | 21.7 |
| Comfort Index (higher=better) | 7.1 | 7.2 | 7 |
| UV Index | 5.7 | 5.6 | 4.3 |
| Elevation ft. | 636 | 682 | 2443 |