| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 40 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 29 | 0.500 | (1,0) | -0.500 | Missouri St | 48 to 17 | 424 | 189 |
| 3 | 160 | 2.281 | (2,0) | 1.281 | Illinois | 34 to 23 | 262 | 73 |
| 4 | 24 | 2.326 | (3,0) | 1.326 | Nevada | 31 to 24 | 157 | 190 |
| 5 | 18 | 2.286 | (4,0) | 1.286 | Brigham Young | 38 to 27 | 85 | 74 |
| 6 | 16 | 2.227 | (4,1) | 1.627 | Texas | 14 to 40 | 1 | 4 |
| 7 | 25 | 2.104 | (5,1) | 1.437 | Central Florida | 51 to 22 | 92 | 71 |
| 8 | 36 | 1.834 | (5,2) | 1.405 | Oklahoma St | 32 to 39 | 38 | 19 |
| 9 | 31 | 1.866 | (5,2) | 1.437 | --bye-- |
| 10 | 18 | 2.065 | (6,2) | 1.565 | Oklahoma | 38 to 33 | 12 | 13 |
| 11 | 14 | 2.117 | (7,2) | 1.561 | Iowa St | 28 to 21 | 44 | 37 |
| 12 | 20 | 1.965 | (7,3) | 1.565 | Texas Tech | 13 to 16 | 54 | 40 |
| 13 | 26 | 1.855 | (7,4) | 1.583 | Kansas St | 27 to 31 | 15 | 17 |
| 14 | 27 | 1.921 | (8,4) | 1.587 | Cincinnati | 49 to 16 | 126 | 135 |
| 15 | 26 | 1.848 | (8,4) | 1.515 | --bye-- |
| 16 | 26 | 1.843 | (8,4) | 1.510 | --bye-- |
| 17 | 26 | 1.843 | (8,4) | 1.510 | --bye-- |
| 18 | 24 | 1.865 | (9,4) | 1.480 | UNLV | 49 to 36 | 47 | 47 |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |