| 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 | 170 |
| 2 | 61 | 1.515 | (2,0) | 0.515 | San Diego St | 36 to 13 | 142 | 48 |
| 3 | 81 | 1.375 | (2,1) | 1.041 | North Texas | 10 to 59 | 27 | 19 |
| 4 | 38 | 1.697 | (2,2) | 1.697 | Washington | 24 to 59 | 11 | 16 |
| 5 | 42 | 1.808 | (3,2) | 1.608 | Colorado St | 20 to 3 | 136 | 152 |
| 6 | 45 | 1.744 | (3,2) | 1.544 | --bye-- |
| 7 | 40 | 1.769 | (3,3) | 1.769 | Mississippi | 21 to 24 | 1 | 7 |
| 8 | 66 | 1.490 | (3,4) | 1.633 | Virginia | 20 to 22 | 12 | 8 |
| 9 | 57 | 1.591 | (4,4) | 1.591 | Toledo | 28 to 7 | 143 | 143 |
| 10 | 67 | 1.467 | (4,5) | 1.579 | Oregon St | 7 to 10 | 134 | 134 |
| 11 | | | | | --bye-- |
| 12 | | | | | Louisiana Tech | | | 76 |
| 13 | | | | | James Madison | | | 30 |
| 14 | | | | | Oregon St | | | 134 |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |