| Cumberland, MD | Mercersburg, PA | United States |
Rainfall | 38 | 41 | 38 |
Snowfall | 30 | 29 | 28 |
Precipitation | 129 | 116 | 106 |
Sunny | 165 | 199 | 205 |
Avg. July High | 88 | 85 | 86 |
Avg. Jan. Low | 21 | 22 | 22 |
Comfort Index (higher=better) | 7.1 | 7.2 | 7 |
UV Index | 3.5 | 3.9 | 4.3 |
Elevation | 623 | 584 | 2443 |