| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 694 | -0.500 | (0,1) | 0.500 | UNLV | 31 to 38 | 1 | 53 |
| 1 | 696 | -0.500 | (0,2) | 0.500 | Southern Utah | 24 to 46 | 186 | 128 |
| 2 | 684 | -2.828 | (0,3) | -1.828 | New Mexico | 22 to 32 | 651 | 51 |
| 3 | 564 | -1.025 | (0,3) | -0.025 | --bye-- |
| 4 | 428 | -0.380 | (1,3) | 0.120 | Lincoln CA | 90 to 0 | 594 | 566 |
| 5 | 241 | 0.412 | (2,3) | 0.612 | N Colorado | 26 to 18 | 255 | 219 |
| 6 | 241 | 0.352 | (2,4) | 0.685 | Montana | 38 to 42 | 44 | 45 |
| 7 | 224 | 0.429 | (2,5) | 0.857 | Montana St | 14 to 48 | 77 | 33 |
| 8 | 239 | 0.337 | (2,5) | 0.766 | --bye-- |
| 9 | 229 | 0.358 | (2,6) | 0.858 | Northern Arizona | 18 to 31 | 118 | 121 |
| 10 | 188 | 0.593 | (3,6) | 0.927 | UC Davis | 38 to 36 | 81 | 73 |
| 11 | 157 | 0.729 | (4,6) | 0.929 | Cal Poly | 27 to 17 | 180 | 157 |
| 12 | 144 | 0.831 | (5,6) | 0.922 | Weber St | 31 to 3 | 188 | 150 |
| 13 | 140 | 0.899 | (6,6) | 0.899 | Idaho | 37 to 16 | 220 | 207 |
| 14 | 137 | 0.903 | (6,6) | 0.903 | --bye-- |
| 15 | 128 | 0.944 | (6,6) | 0.944 | --bye-- |
| 16 | 133 | 0.927 | (6,6) | 0.927 | --bye-- |
| 17 | 132 | 0.930 | (6,6) | 0.930 | --bye-- |
| 18 | 133 | 0.915 | (6,6) | 0.915 | --bye-- |
| 19 | 134 | 0.911 | (6,6) | 0.911 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |