| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 1 | 0.500 | (1,0) | -0.500 | Navy | 42 to 3 | 726 | 153 |
| 2 | 28 | 0.625 | (2,0) | -0.375 | Tennessee St | 56 to 3 | 422 | 254 |
| 3 | 213 | 1.905 | (3,0) | 0.905 | North Carolina St | 45 to 24 | 330 | 29 |
| 4 | 12 | 2.563 | (4,0) | 1.563 | Central Michigan | 41 to 17 | 101 | 154 |
| 5 | 23 | 2.241 | (4,1) | 1.641 | Ohio State | 14 to 17 | 8 | 7 |
| 6 | 14 | 2.256 | (5,1) | 1.590 | Duke | 21 to 14 | 31 | 31 |
| 7 | 19 | 2.191 | (5,2) | 1.762 | Louisville | 20 to 33 | 5 | 22 |
| 8 | 17 | 2.201 | (6,2) | 1.701 | Southern Cal | 48 to 20 | 20 | 21 |
| 9 | 15 | 2.096 | (6,2) | 1.596 | --bye-- |
| 10 | 16 | 2.115 | (7,2) | 1.559 | Pittsburgh | 58 to 7 | 149 | 132 |
| 11 | 23 | 1.973 | (7,3) | 1.573 | Clemson | 23 to 31 | 50 | 28 |
| 12 | 25 | 1.935 | (7,3) | 1.535 | --bye-- |
| 13 | 24 | 1.930 | (8,3) | 1.475 | Wake Forest | 45 to 7 | 96 | 102 |
| 14 | 22 | 1.992 | (9,3) | 1.492 | Stanford | 56 to 23 | 90 | 88 |
| 15 | 23 | 1.907 | (9,3) | 1.407 | --bye-- |
| 16 | 24 | 1.896 | (9,3) | 1.396 | --bye-- |
| 17 | 24 | 1.879 | (9,3) | 1.379 | --bye-- |
| 18 | 15 | 1.959 | (10,3) | 1.420 | Oregon St | 40 to 8 | 25 | 25 |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |