| | Edgewood, MD | Lochearn, MD | United States |
| Rainfall | 46.5 | 44.2 | 38.1 |
| Snowfall | 17.9 | 19.9 | 27.8 |
| Precipitation Days | 120.2 | 115.8 | 106.2 |
| Sunny | 213 | 209 | 205 |
| Avg. July High | 88.2 | 86.7 | 85.8 |
| Avg. Jan. Low | 24.7 | 23.7 | 21.7 |
| Comfort Index (higher=better) | 7.2 | 7.3 | 7 |
| UV Index | 3.9 | 4.1 | 4.3 |
| Elevation ft. | 52 | 413 | 2443 |