| | Madison, SD | Hartford, SD | United States |
| Rainfall | 26.4 | 26.9 | 38.1 |
| Snowfall | 38.8 | 39 | 27.8 |
| Precipitation Days | 87.1 | 88.7 | 106.2 |
| Sunny | 210 | 209 | 205 |
| Avg. July High | 83.2 | 83.7 | 85.8 |
| Avg. Jan. Low | 5.3 | 6 | 21.7 |
| Comfort Index (higher=better) | 6.7 | 6.8 | 7 |
| UV Index | 3.5 | 3.7 | 4.3 |
| Elevation ft. | 1676 | 1568 | 2443 |