| Date | Opponent | Score | Result | Opp. Rating | Impact |
|---|---|---|---|---|---|
| 02-Sep-05 | at Utah (67) | 24-27 | Lost | -0.0366 | -0.7686 |
| 17-Sep-05 | vs Purdue (34) | 24-31 | Lost | 0.5219 | -0.2101 |
| 01-Oct-05 | at California (31) | 0-28 | Lost | 0.8601 | 0.0000 |
| 08-Oct-05 | at Southern Cal (2) | 21-42 | Lost | 2.9721 | 0.0000 |
| 15-Oct-05 | vs Stanford (28) | 16-20 | Lost | 0.6962 | -0.0358 |
| 22-Oct-05 | vs Oregon (5) | 21-28 | Lost | 1.7227 | 0.0000 |
| 29-Oct-05 | at Oregon St (46) | 29-27 | Won | 0.3679 | 1.0000 |
| 05-Nov-05 | vs UCLA (8) | 52-14 | Won | 1.3759 | 1.0000 |
| 12-Nov-05 | vs Washington (95) | 14-38 | Lost | -1.0283 | -1.0000 |
| 25-Nov-05 | at Arizona St (26) | 20-23 | Lost | 0.9953 | 0.0000 |
A red opponent rating indicates modification according to home field advantage (0.1322).