| Ratings | ||
|---|---|---|
| Rank | 1 | |
| Conf | Pac-12 | |
| W-L | 15-0 | |
| Off | 19 | |
| Def | 19 | |

| Date | Opponent | Expected | Outcome | Location | Record |
|---|---|---|---|---|---|
| Sat Sep 18 |
Idaho
|
W by 28.5 | W 42-0 | Home | 2-1 |
| Sat Sep 11 |
Hawai'i
|
W by 11 | W 45-27 | Home | 1-1 |
| Sat Sep 4 |
Purdue
|
L by 7 | L 30-21 | Away | 0-1 |
| Sat Dec 19 |
Arizona State
|
L by 7.5 | L 46-33 | Home | 2-5 |
| Sat Dec 12 |
Stanford
|
L by 2.5 | L 27-24 | Home | 2-4 |
| Sat Dec 5 |
Utah
|
L by 14 | L 30-24 | Away | 2-3 |
| Fri Nov 27 |
Oregon 15
|
L by 13 | W 41-38 | Home | 2-2 |
| Sat Nov 21 |
California
|
L by 1 | W 31-27 | Home | 1-2 |
| Sat Nov 14 |
Washington
|
L by 13.5 | L 27-21 | Away | 0-2 |
| Sat Nov 7 |
Washington State
|
W by 1.5 | L 38-28 | Home | 0-1 |
| Sat Nov 30 |
Oregon 14
|
L by 20.5 | L 24-10 | Away | 5-7 |
| Sat Nov 23 |
Washington State
|
L by 10.5 | L 54-53 | Away | 5-6 |
| Sat Nov 16 |
Arizona State
|
L by 1.5 | W 35-34 | Home | 5-5 |
| Fri Nov 8 |
Washington
|
L by 10.5 | L 19-7 | Home | 4-5 |
| Sat Nov 2 |
Arizona
|
L by 5 | W 56-38 | Away | 4-4 |
| Sat Oct 19 |
California
|
L by 10.5 | W 21-17 | Away | 3-4 |
| Sat Oct 12 |
Utah 15
|
L by 15 | L 52-7 | Home | 2-4 |
| Sat Oct 5 |
UCLA
|
L by 4.5 | W 48-31 | Away | 2-3 |
| Sat Sep 28 |
Stanford
|
L by 3 | L 31-28 | Home | 1-3 |
| Sat Sep 14 |
Cal Poly
|
W by 16.5 | W 45-7 | Home | 1-2 |