| 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 | Portland St | 69 to 0 | 518 | 243 |
| 2 | 617 | -1.400 | (2,0) | -2.400 | Stanford | 27 to 3 | 672 | 86 |
| 3 | 150 | 0.858 | (2,0) | -0.142 | --bye-- |
| 4 | 55 | 1.536 | (3,0) | 0.536 | East Carolina | 34 to 13 | 117 | 49 |
| 5 | 16 | 2.194 | (4,0) | 1.194 | Colorado | 24 to 21 | 45 | 64 |
| 6 | 22 | 2.035 | (5,0) | 1.035 | West Virginia | 38 to 24 | 146 | 97 |
| 7 | 15 | 2.238 | (6,0) | 1.238 | Arizona | 33 to 27 | 44 | 44 |
| 8 | 9 | 2.347 | (7,0) | 1.347 | Utah | 24 to 21 | 27 | 12 |
| 9 | 8 | 2.424 | (8,0) | 1.424 | Iowa St | 41 to 27 | 32 | 38 |
| 10 | 4 | 2.488 | (8,0) | 1.488 | --bye-- |
| 11 | | | | | Texas Tech | | | 20 |
| 12 | | | | | TCU | | | 29 |
| 13 | | | | | Cincinnati | | | 36 |
| 14 | | | | | UCF | | | 106 |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |