| | Janesville, WI | Tampico, IL | United States |
| Rainfall | 35.5 | 37.2 | 38.1 |
| Snowfall | 34.2 | 29.9 | 27.8 |
| Precipitation Days | 116.3 | 94.9 | 106.2 |
| Sunny | 185 | 196 | 205 |
| Avg. July High | 82.9 | 84.7 | 85.8 |
| Avg. Jan. Low | 11.2 | 13.1 | 21.7 |
| Comfort Index (higher=better) | 6.8 | 7 | 7 |
| UV Index | 3.7 | 3.6 | 4.3 |
| Elevation ft. | 837 | 640 | 2443 |