Pac-12 rankings · National FBS rankings · All teams
| Date | H/A | Opponent | Tier:Conf | Result | Score | Notes |
|---|---|---|---|---|---|---|
| 9/2 | H | Boise St (8-5) | [G5:MWC] | W | 56-19 | |
| 9/9 | H | Tulsa (4-8) | [G5:AAC] | W | 43-10 | |
| 9/16 | A | Michigan St (4-8) | [P4:Big Ten] | W | 41-7 | |
| 9/23 | H | California (6-6) | [P4:Pac-12] | W | 59-32 | |
| 9/30 | A | Arizona (9-3) | [P4:Pac-12] | W | 31-24 | |
| 10/14 | H | Oregon (11-2) | [P4:Pac-12] | W | 36-33 | |
| 10/21 | H | Arizona St (3-9) | [P4:Pac-12] | W | 15-7 | |
| 10/28 | A | Stanford (3-9) | [P4:Pac-12] | W | 42-33 | |
| 11/4 | A | USC (7-5) | [P4:Pac-12] | W | 52-42 | |
| 11/11 | H | Utah (8-4) | [P4:Pac-12] | W | 35-28 | |
| 11/18 | A | Oregon St (8-4) | [P4:Pac-12] | W | 22-20 | |
| 11/25 | H | Washington St (5-7) | [P4:Pac-12] | W | 24-21 | |
| 12/1 | N | Oregon (11-2) | [P4:Pac-12] | W | 34-31 | Pac-12 Championship |
| 1/1 | N | Texas (12-1) | [P4:Big 12] | W | 37-31 | CFP Semifinal at the Allstate Sugar Bowl * |
| 1/8 | N | Michigan (13-0) | [P4:Big Ten] | L | 13-34 | CFP National Championship Pres. by AT&T * |
* game does not count in Harbin ratings