| | Groton, SD | Fort Pierre, SD | United States |
| Rainfall | 22.7 | 17.6 | 38.1 |
| Snowfall | 34.4 | 34.3 | 27.8 |
| Precipitation Days | 87.2 | 73.7 | 106.2 |
| Sunny | 199 | 230 | 205 |
| Avg. July High | 83.3 | 89.6 | 85.8 |
| Avg. Jan. Low | 1.6 | 9.3 | 21.7 |
| Comfort Index (higher=better) | 6.6 | 7 | 7 |
| UV Index | 3 | 3.7 | 4.3 |
| Elevation ft. | 1302 | 1434 | 2443 |