| Region | Mann-Kendall | Sen’s Bend |
| North | 0.09 | +1.37˚C (by slice) |
| Northeast | 0.09 | +1.22˚C (by slice) |
| Midwest | 0.09 | +1.51˚C (by slice) |
| Southeast | 0.09 | +1.27˚C (by slice) |
| South | 0.09 | +0.87˚C (by slice) |