Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 8/31 | H | Fresno St (6-6) | [G5:MWC] | W | 30-10 | |
| 9/7 | H | Texas (11-2) | [P4:SEC] | L | 12-31 | |
| 9/14 | H | Arkansas St (7-5) | [G5:Sun Belt] | W | 28-18 | |
| 9/21 | H | USC (6-6) | [P4:Big Ten] | W | 27-24 | |
| 9/28 | H | Minnesota (7-5) | [P4:Big Ten] | W | 27-24 | |
| 10/5 | A | Washington (6-6) | [P4:Big Ten] | L | 17-27 | |
| 10/19 | A | Illinois (9-3) | [P4:Big Ten] | L | 7-21 | |
| 10/26 | H | Michigan St (5-7) | [P4:Big Ten] | W | 24-17 | |
| 11/2 | H | Oregon (13-0) | [P4:Big Ten] | L | 17-38 | |
| 11/9 | A | Indiana (11-1) | [P4:Big Ten] | L | 15-20 | |
| 11/23 | H | Northwestern (4-8) | [P4:Big Ten] | W | 50-6 | |
| 11/30 | A | Ohio State (10-2) | [P4:Big Ten] | W | 13-10 | |
| 12/31 | N | Alabama (9-3) | [P4:SEC] | W | 19-13 | ReliaQuest Bowl * |
* game does not count in Harbin ratings