| 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 | Northern Arizona | 38 to 19 | 518 | 121 |
| 2 | 53 | 1.632 | (1,1) | 1.632 | Mississippi St | 20 to 24 | 19 | 87 |
| 3 | 75 | 1.394 | (2,1) | 1.061 | Texas St | 34 to 15 | 169 | 105 |
| 4 | 18 | 2.044 | (3,1) | 1.544 | Baylor | 27 to 24 | 100 | 82 |
| 5 | 12 | 2.234 | (4,1) | 1.634 | TCU | 27 to 24 | 37 | 21 |
| 6 | 18 | 2.066 | (4,1) | 1.466 | --bye-- |
| 7 | 33 | 1.828 | (4,2) | 1.495 | Utah | 10 to 42 | 21 | 12 |
| 8 | 26 | 1.886 | (5,2) | 1.457 | Texas Tech | 26 to 22 | 25 | 10 |
| 9 | 33 | 1.788 | (5,3) | 1.538 | Houston | 16 to 24 | 18 | 24 |
| 10 | 23 | 1.925 | (6,3) | 1.591 | Iowa St | 24 to 19 | 38 | 28 |
| 11 | 24 | 1.919 | (6,3) | 1.586 | --bye-- |
| 12 | 21 | 1.986 | (7,3) | 1.586 | West Virginia | 25 to 23 | 94 | 94 |
| 13 | 19 | 1.974 | (8,3) | 1.520 | Colorado | 42 to 17 | 89 | 96 |
| 14 | 23 | 1.873 | (8,4) | 1.540 | Arizona | 7 to 23 | 21 | 29 |
| 15 | 22 | 1.896 | (8,4) | 1.562 | --bye-- |
| 16 | 23 | 1.883 | (8,4) | 1.549 | --bye-- |
| 17 | 25 | 1.888 | (8,4) | 1.554 | --bye-- |
| 18 | 25 | 1.912 | (8,4) | 1.579 | --bye-- |
| 19 | 32 | 1.814 | (8,5) | 1.583 | Duke | 39 to 42 | 30 | 30 |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |