| Irmo, SC | Roswell, GA | United States |
Rainfall | 44.8 | 53.2 | 38.1 |
Snowfall | 0.9 | 1.6 | 27.8 |
Precipitation Days | 103.3 | 106.9 | 106.2 |
Sunny | 222 | 221 | 205 |
Avg. July High | 93 | 87.1 | 85.8 |
Avg. Jan. Low | 30.3 | 30.4 | 21.7 |
Comfort Index (higher=better) | 7.2 | 7.6 | 7 |
UV Index | 4.9 | 5.1 | 4.3 |
Elevation ft. | 358 | 1083 | 2443 |