| | Smithsburg, MD | Boonsboro, MD | United States |
| Rainfall | 42 | 41.7 | 38.1 |
| Snowfall | 29 | 19.8 | 27.8 |
| Precipitation Days | 116.3 | 114.6 | 106.2 |
| Sunny | 196 | 193 | 205 |
| Avg. July High | 85.7 | 86.5 | 85.8 |
| Avg. Jan. Low | 22.5 | 21 | 21.7 |
| Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
| UV Index | 3.9 | 3.9 | 4.3 |
| Elevation ft. | 771 | 545 | 2443 |