| 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 | SF Austin | 27 to 0 | 518 | 97 |
| 2 | 112 | 0.864 | (2,0) | -0.136 | Rice | 35 to 9 | 385 | 113 |
| 3 | 30 | 2.007 | (3,0) | 1.007 | Colorado | 36 to 20 | 87 | 96 |
| 4 | 1 | 2.597 | (3,0) | 1.597 | --bye-- |
| 5 | 10 | 2.251 | (4,0) | 1.251 | Oregon St | 27 to 24 | 157 | 152 |
| 6 | 38 | 1.806 | (4,1) | 1.206 | Texas Tech | 11 to 35 | 19 | 10 |
| 7 | 30 | 1.870 | (5,1) | 1.203 | Oklahoma St | 39 to 17 | 173 | 161 |
| 8 | 24 | 1.927 | (6,1) | 1.213 | Arizona | 31 to 28 | 47 | 29 |
| 9 | 18 | 2.063 | (7,1) | 1.313 | Arizona St | 24 to 16 | 33 | 32 |
| 10 | 28 | 1.882 | (7,2) | 1.326 | West Virginia | 35 to 45 | 97 | 94 |
| 11 | 25 | 1.911 | (8,2) | 1.311 | UCF | 30 to 27 | 108 | 99 |
| 12 | 23 | 1.949 | (8,2) | 1.349 | --bye-- |
| 13 | 32 | 1.809 | (8,3) | 1.354 | TCU | 14 to 17 | 30 | 21 |
| 14 | 28 | 1.833 | (9,3) | 1.333 | Baylor | 31 to 24 | 78 | 82 |
| 15 | 27 | 1.861 | (9,3) | 1.361 | --bye-- |
| 16 | 29 | 1.846 | (9,3) | 1.346 | --bye-- |
| 17 | 27 | 1.851 | (9,3) | 1.351 | --bye-- |
| 18 | 21 | 1.938 | (10,3) | 1.399 | LSU | 38 to 35 | 38 | 39 |
| 19 | 24 | 1.908 | (10,3) | 1.370 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |