| Calverton, MD | Arlington, VA | United States |
Rainfall | 44 | 43 | 38 |
Snowfall | 14 | 15 | 28 |
Precipitation | 109 | 117 | 106 |
Sunny | 204 | 201 | 205 |
Avg. July High | 88 | 88 | 86 |
Avg. Jan. Low | 25 | 27 | 22 |
Comfort Index (higher=better) | 7.3 | 7.3 | 7 |
UV Index | 4.1 | 4 | 4.3 |
Elevation | 276 | 236 | 2443 |