| Rockland, ME | Washington, DC | United States |
Rainfall | 49.5 | 43.3 | 38.1 |
Snowfall | 57.5 | 13.7 | 27.8 |
Precipitation Days | 117 | 114.3 | 106.2 |
Sunny | 199 | 203 | 205 |
Avg. July High | 74.6 | 88.5 | 85.8 |
Avg. Jan. Low | 12.8 | 26.5 | 21.7 |
Comfort Index (higher=better) | 6.5 | 7.3 | 7 |
UV Index | 2.8 | 4.1 | 4.3 |
Elevation ft. | 30 | 23 | 2443 |