| 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 | Cincinnati | 20 to 17 | 518 | 36 |
| 2 | 63 | 1.515 | (2,0) | 0.515 | Akron | 68 to 0 | 147 | 190 |
| 3 | 76 | 1.385 | (3,0) | 0.385 | Houston Chr | 59 to 7 | 364 | 351 |
| 4 | 77 | 1.320 | (3,1) | 0.820 | Michigan | 27 to 30 | 28 | 14 |
| 5 | 55 | 1.618 | (3,1) | 1.118 | --bye-- |
| 6 | 37 | 1.868 | (4,1) | 1.268 | Michigan St | 38 to 27 | 61 | 93 |
| 7 | 28 | 1.941 | (5,1) | 1.275 | Maryland | 34 to 31 | 70 | 84 |
| 8 | 49 | 1.667 | (5,2) | 1.239 | Minnesota | 6 to 24 | 45 | 50 |
| 9 | 36 | 1.828 | (6,2) | 1.328 | Northwestern | 28 to 21 | 53 | 55 |
| 10 | 46 | 1.728 | (6,3) | 1.394 | USC | 17 to 21 | 18 | 18 |
| 11 | | | | | UCLA | | | 73 |
| 12 | | | | | --bye-- |
| 13 | | | | | Penn St | | | 98 |
| 14 | | | | | Iowa | | | 45 |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |