| 9/5/2015 | Portland State (8-3) | 24 | at | Washington State | 17 | BSky (1AA) | ||
| 9/12/2015 | Washington State | 37 | at | Rutgers (4-8) | 34 | at B10 | ||
| 9/19/2015 | Wyoming (2-10) | 14 | at | Washington State | 31 | MW | ||
| 10/3/2015 | Washington State | 28 | at | California (8-5,4-5) | 34 | |||
| 10/10/2015 | Washington State | 45 | at | Oregon (9-4,7-2) | 38 | OT | ||
| 10/17/2015 | Oregon State (2-10,0-9) | 31 | at | Washington State | 52 | |||
| 10/24/2015 | Washington State | 45 | at | Arizona (7-6,3-6) | 42 | |||
| 10/31/2015 | Stanford (12-2,9-1) | 30 | at | Washington State | 28 | |||
| 11/7/2015 | Arizona State (6-7,4-5) | 24 | at | Washington State | 38 | |||
| 11/14/2015 | Washington State | 31 | at | UCLA (8-5,5-4) | 27 | |||
| 11/21/2015 | Colorado (4-9,1-8) | 3 | at | Washington State | 27 | |||
| 11/27/2015 | Washington State | 10 | at | Washington (7-6,4-5) | 45 | |||
| 12/26/2015 | Miami-Florida (8-5) | 14 | vs | Washington State | 20 | Sun Bowl (El Paso TX) | ACC |
| vs Washington State | vs Other Opponents | Washington State compared to OOs | |
| Record: | 4-9 | 81-71 | |
| Points Scored: | 27.69 | 31.68 | 3.99 |
| Points Allowed: | 31.46 | 29.66 | 1.80 |
| Margin: | -3.77 | 2.02 | 5.79 |
| Total Points: | 59.15 | 61.34 | -2.19 |