| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 7 | 0.500 | (1,0) | -0.500 | Idaho | 13 to 10 | 518 | 207 |
| 2 | 61 | 1.515 | (2,0) | 0.515 | San Diego St | 36 to 13 | 142 | 59 |
| 3 | 81 | 1.375 | (2,1) | 1.041 | North Texas | 10 to 59 | 27 | 15 |
| 4 | 38 | 1.697 | (2,2) | 1.697 | Washington | 24 to 59 | 11 | 23 |
| 5 | 42 | 1.788 | (3,2) | 1.588 | Colorado St | 20 to 3 | 136 | 172 |
| 6 | 45 | 1.698 | (3,2) | 1.498 | --bye-- |
| 7 | 40 | 1.716 | (3,3) | 1.716 | Mississippi | 21 to 24 | 1 | 7 |
| 8 | 66 | 1.426 | (3,4) | 1.569 | Virginia | 20 to 22 | 12 | 20 |
| 9 | 57 | 1.515 | (4,4) | 1.515 | Toledo | 28 to 7 | 143 | 101 |
| 10 | 67 | 1.383 | (4,5) | 1.494 | Oregon St | 7 to 10 | 135 | 157 |
| 11 | 84 | 1.287 | (4,5) | 1.398 | --bye-- |
| 12 | 69 | 1.416 | (5,5) | 1.416 | Louisiana Tech | 28 to 3 | 110 | 85 |
| 13 | 73 | 1.341 | (5,6) | 1.432 | James Madison | 20 to 24 | 23 | 26 |
| 14 | 71 | 1.350 | (6,6) | 1.350 | Oregon St | 32 to 8 | 168 | 157 |
| 15 | 70 | 1.355 | (6,6) | 1.355 | --bye-- |
| 16 | 69 | 1.351 | (6,6) | 1.351 | --bye-- |
| 17 | 65 | 1.419 | (7,6) | 1.342 | Utah St | 34 to 21 | 102 | 105 |
| 18 | 63 | 1.418 | (7,6) | 1.341 | --bye-- |
| 19 | 61 | 1.432 | (7,6) | 1.355 | --bye-- |
| 20 | 62 | 1.421 | (7,6) | 1.344 | --bye-- |
| 21 | 62 | 1.420 | (7,6) | 1.343 | --bye-- |