Big Ten rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/4 | N | Missouri (10-2) | [P4:Big 12] | L | 13-23 | AT ST LOUIS MO |
| 9/11 | H | S Illinois (5-6) | [FCS:MVFC] | W | 35-3 | |
| 9/18 | H | N Illinois (10-3) | [G5:MAC] | W | 28-22 | |
| 10/2 | H | Ohio State (11-1) | [P4:Big Ten] | L | 13-24 | |
| 10/9 | A | Penn State (7-5) | [P4:Big Ten] | W | 33-13 | |
| 10/16 | A | Michigan St (11-1) | [P4:Big Ten] | L | 6-26 | |
| 10/23 | H | Indiana (5-7) | [P4:Big Ten] | W | 43-13 | |
| 10/30 | H | Purdue (4-8) | [P4:Big Ten] | W | 44-10 | |
| 11/6 | A | Michigan (7-5) | [P4:Big Ten] | L | 65-67 | |
| 11/13 | H | Minnesota (3-9) | [P4:Big Ten] | L | 34-38 | |
| 11/20 | A | Northwestern (7-5) | [P4:Big Ten] | W | 48-27 | AT CHICAGO IL |
| 12/3 | A | Fresno St (8-4) | [G5:WAC] | L | 23-25 | |
| 12/29 | N | Baylor (7-5) | [P4:Big 12] | W | 38-14 | TEXAS BOWL * |
* game does not count in Harbin ratings