| | Bluffton, IN | Carol Stream, IL | United States |
| Rainfall | 38.3 | 37.9 | 38.1 |
| Snowfall | 26 | 30.5 | 27.8 |
| Precipitation Days | 126.9 | 119 | 106.2 |
| Sunny | 179 | 187 | 205 |
| Avg. July High | 83.9 | 85.3 | 85.8 |
| Avg. Jan. Low | 17.3 | 13.6 | 21.7 |
| Comfort Index (higher=better) | 7 | 6.8 | 7 |
| UV Index | 3.3 | 3.4 | 4.3 |
| Elevation ft. | 827 | 758 | 2443 |