Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/5 | H | Syracuse (6-5) | [P4:Big East] | W | 51-0 | |
| 9/11 | H | Ball State (2-9) | [G5:MAC] | W | 59-7 | |
| 9/25 | A | Illinois (3-8) | [P4:Big Ten] | W | 38-30 | |
| 10/2 | A | Notre Dame (6-5) | [P4:Ind] | W | 41-16 | |
| 10/9 | A | Penn State (4-7) | [P4:Big Ten] | W | 20-13 | |
| 10/16 | H | Wisconsin (9-2) | [P4:Big Ten] | L | 17-20 | |
| 10/23 | H | Michigan (9-2) | [P4:Big Ten] | L | 14-16 | |
| 10/30 | A | Northwestern (6-6) | [P4:Big Ten] | L | 10-13 | |
| 11/6 | A | Iowa (9-2) | [P4:Big Ten] | L | 21-23 | |
| 11/13 | H | Ohio State (7-4) | [P4:Big Ten] | W | 24-17 | |
| 11/20 | H | Indiana (3-8) | [P4:Big Ten] | W | 63-24 | |
| 12/31 | H | Arizona St (8-3) | [P4:Pac-12] | L | 23-27 | SUN BOWL * |
* game does not count in Harbin ratings