| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 700 | -1.500 | (0,1) | -0.500 | Incarnate Word | 21 to 31 | 518 | 206 |
| 2 | 600 | -0.985 | (0,2) | 0.015 | Boise St | 14 to 51 | 328 | 52 |
| 3 | 609 | -1.344 | (0,3) | -0.344 | Northern Iowa | 14 to 17 | 411 | 244 |
| 4 | 368 | -0.129 | (1,3) | 0.371 | W Illinois | 52 to 31 | 390 | 285 |
| 5 | 282 | 0.229 | (1,4) | 0.829 | Montana St | 3 to 57 | 95 | 68 |
| 6 | 249 | 0.371 | (2,4) | 0.705 | Portland St | 35 to 27 | 288 | 243 |
| 7 | 228 | 0.457 | (2,4) | 0.790 | --bye-- |
| 8 | 210 | 0.550 | (3,4) | 0.693 | Idaho | 21 to 14 | 249 | 170 |
| 9 | 172 | 0.710 | (4,4) | 0.710 | Weber St | 23 to 20 | 175 | 176 |
| 10 | 189 | 0.671 | (4,5) | 0.782 | CS Sacramento | 13 to 35 | 148 | 148 |
| 11 | | | | | Montana | | | 33 |
| 12 | | | | | N Colorado | | | 224 |
| 13 | | | | | Cal Poly | | | 162 |
| 14 | | | | | --bye-- |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |