Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/3 | H | Buffalo (6-6) | [G5:MAC] | W | 31-10 | |
| 9/10 | A | Charlotte (3-9) | [G5:CUSA] | W | 56-21 | |
| 9/17 | H | SMU (7-5) | [G5:AAC] | W | 34-27 | |
| 9/24 | A | Michigan (13-0) | [P4:Big Ten] | L | 27-34 | |
| 10/1 | H | Michigan St (5-7) | [P4:Big Ten] | W | 27-13 | |
| 10/8 | H | Purdue (8-5) | [P4:Big Ten] | L | 29-31 | |
| 10/15 | A | Indiana (4-8) | [P4:Big Ten] | W | 38-33 | |
| 10/22 | H | Northwestern (1-11) | [P4:Big Ten] | W | 31-24 | |
| 11/5 | A | Wisconsin (6-6) | [P4:Big Ten] | L | 10-23 | |
| 11/12 | A | Penn State (10-2) | [P4:Big Ten] | L | 0-30 | |
| 11/19 | H | Ohio State (11-1) | [P4:Big Ten] | L | 30-43 | |
| 11/26 | H | Rutgers (4-8) | [P4:Big Ten] | W | 37-0 | |
| 12/30 | N | NC State (8-4) | [P4:ACC] | W | 16-12 | Duke's Mayo Bowl * |
* game does not count in Harbin ratings