| (48) Illinois (7-6) Rating: 75.5926 |
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| Opp Rank | Opp Rating | Opponent (W-L) | Result |
| vs ( 62) | 71.280 | Arkansas St (10-3) | W (33-15) |
| vs (151) | 47.684 | South Dakota St (5-6) | W (56-3) |
| vs ( 47) | 75.637 | Arizona St (6-7) | W (17-14) |
| vs ( 71) | 69.252 | Western Michigan (7-6) | W (23-20) |
| vs ( 63) | 71.202 | Northwestern (6-7) | W (38-35) |
| at (131) | 52.852 | Indiana (1-11) | W (41-20) |
| vs ( 46) | 75.839 | Ohio St (6-7) | L (17-7) |
| at ( 70) | 69.486 | Purdue (7-6) | L (21-14) |
| at ( 24) | 83.913 | Penn St (9-4) | L (10-7) |
| vs ( 8) | 91.418 | Michigan (11-2) | L (31-14) |
| vs ( 11) | 89.833 | Wisconsin (11-3) | L (28-17) |
| at ( 95) | 62.250 | Minnesota (3-9) | L (27-7) |
| at ( 66) | 70.070 | UCLA (6-8) | W (20-14) |