| Greenbrier, TN | Upper Marlboro, MD | United States |
Rainfall | 51 | 44 | 38 |
Snowfall | 5 | 15 | 28 |
Precipitation | 112 | 106 | 106 |
Sunny | 206 | 206 | 205 |
Avg. July High | 88 | 87 | 86 |
Avg. Jan. Low | 26 | 24 | 22 |
Comfort Index (higher=better) | 7.3 | 7.4 | 7 |
UV Index | 4.4 | 4.3 | 4.3 |
Elevation | 853 | 26 | 2443 |