| 1 | Sat Aug 31 | vs Portland St | W70-30 | 1-0 | 1.000 | Gesa Field · Pullman, WA |
| 2 | Sat Sep 7 | vsTexas Tech | W37-16 | 2-0 | 1.000 | Gesa Field · Pullman, WA |
| 3 | Sat Sep 14 | atWashington | W24-19 | 3-0 | 1.000 | Husky Stadium · Seattle, WA |
| 4 | Fri Sep 20 | vsSan Jose St | W54-52 (2OT) | 4-0 | 1.000 | Gesa Field · Pullman, WA |
| 5 | Sat Sep 28 | at#25Boise St | L24-45 | 4-1 | .800 | Albertsons Stadium · Boise, ID |
| 6 | Sat Oct 12 | atFresno St | W25-17 | 5-1 | .833 | Bulldog Stadium (CA) · Fresno, CA |
| 7 | Sat Oct 19 | vsHawai'i | W42-10 | 6-1 | .857 | Gesa Field · Pullman, WA |
| 8 | Sat Oct 26 | atSDSU | W29-26 | 7-1 | .875 | SDCCU Stadium · San Diego, CA |
| 9 | Sat Nov 9 | vsUtah State | W49-28 | 8-1 | .889 | Gesa Field · Pullman, WA |
| 10 | Sat Nov 16 | atNew Mexico | L35-38 | 8-2 | .800 | University Stadium · Albuquerque, NM |
| 11 | Sat Nov 23 | atOregon St | L38-41 | 8-3 | .727 | Reser Stadium · Corvallis, OR |
| 12 | Sat Nov 30 | vsWyoming | L14-15 | 8-4 | .667 | Gesa Field · Pullman, WA |
| BOWLS | Fri Dec 27 | vs#21Syracuse | L35-52 | 8-5 | .615 | Gesa Field · Pullman, WA |
