| (70.67) | ||||
| 08/30/08 | hosting | Idaho | (53.98) | 70-0 |
| 09/06/08 | hosting | Toledo | (57.44) | 41-16 |
| 09/13/08 | at | New Mexico | (62.24) | 28-36 |
| 09/20/08 | at | UCLA | (62.30) | 31-10 |
| 10/04/08 | hosting | Washington | (58.22) | 48-14 |
| 10/11/08 | at | Stanford | (64.83) | 23-24 |
| 10/18/08 | hosting | California | (70.37) | 42-27 |
| 10/25/08 | hosting | Southern Cal | (76.81) | 10-17 |
| 11/08/08 | at | Washington St | (57.30) | 59-28 |
| 11/15/08 | at | Oregon | (72.56) | 45-55 |
| 11/22/08 | hosting | Oregon St | (70.34) | 17-19 |
| 12/06/08 | hosting | Arizona St | (66.16) | 31-10 |
| 12/20/08 | at | Brigham Young | (67.43) | 31-21 |