| 1 | Mon Nov 7 | vs Texas St | W83-61 | 1-0 | 1.000 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 2 | Sat Nov 12 | at Boise St | L61-71 | 1-1 | .500 | - | | ExtraMile Arena · Boise, ID |
| 3 | Tue Nov 15 | at Prairie View | L59-70 | 1-2 | .333 | - | | William Nicks Building · Prairie View, TX |
| 4 | Mon Nov 21 | at E Washington | W82-56 | 2-2 | .500 | - | | Reese Court · Cheney, WA |
| 5 | Fri Nov 25 | vs Detroit Mercy | W96-54 | 3-2 | .600 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 6 | Thu Dec 1 | at Oregon | L60-74 | 3-3 | .500 | - | PACN | Matthew Knight Arena · Eugene, OR |
| 7 | Sun Dec 4 | vs Utah | L65-67 (OT) | 3-4 | .429 | - | ESPNU | Friel Court at Beasley Coliseum · Pullman, WA |
| 8 | Wed Dec 7 | vs N Kentucky | W68-47 | 4-4 | .500 | - | | Friel Court at Beasley Coliseum · Pullman, WA |
| 9 | Sat Dec 10 | at UNLV | L70-74 | 4-5 | .444 | - | FS1 | Thomas & Mack Center · Las Vegas, NV |
| 10 | Sun Dec 18 | at Baylor | L59-65 | 4-6 | .400 | - | ESPN2 | Ferrell Center · Waco, TX |
| 11 | Thu Dec 22 | vs G Washington | W66-64 | 5-6 | .455 | - | ESPN2 | Friel Court at Beasley Coliseum · Pullman, WA |
| 12 | Fri Dec 23 | at Hawai'i | L51-62 | 5-7 | .417 | - | ESPN2 | Stan Sheriff Center · Honolulu, HI |
| 13 | Sun Dec 25 | vs Utah State | L73-82 | 5-8 | .385 | - | ESPN2 | Friel Court at Beasley Coliseum · Pullman, WA |
| 14 | Fri Dec 30 | vs #11UCLA | L66-67 | 5-9 | .357 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 15 | Sun Jan 1 | vs USC | W81-71 | 6-9 | .400 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 16 | Thu Jan 5 | at Arizona St | L71-77 | 6-10 | .375 | - | PACN | Desert Financial Arena · Tempe, AZ |
| 17 | Sat Jan 7 | at #5Arizona | W74-61 | 7-10 | .412 | - | PACN | McKale Center · Tucson, AZ |
| 18 | Wed Jan 11 | vs California | W66-51 | 8-10 | .444 | - | ESPNU | Friel Court at Beasley Coliseum · Pullman, WA |
| 19 | Sat Jan 14 | vs Stanford | W60-59 | 9-10 | .474 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 20 | Thu Jan 19 | atUtah | L63-77 | 9-11 | .450 | - | | Jon M. Huntsman Center · Salt Lake City, UT |
| 21 | Sun Jan 22 | at Colorado | L55-58 | 9-12 | .429 | - | ESPNU | CU Events Center · Boulder, CO |
| 22 | Thu Jan 26 | vs#6Arizona | L58-63 | 9-13 | .409 | - | FS1 | Friel Court at Beasley Coliseum · Pullman, WA |
| 23 | Sat Jan 28 | vsArizona St | W75-58 | 10-13 | .435 | - | ESPNU | Friel Court at Beasley Coliseum · Pullman, WA |
| 24 | Thu Feb 2 | atUSC | L70-80 | 10-14 | .417 | - | FS1 | Galen Center · Los Angeles, CA |
| 25 | Sat Feb 4 | at#9UCLA | L52-76 | 10-15 | .400 | - | PACN | Pauley Pavilion · Los Angeles, CA |
| 26 | Sat Feb 11 | vs Washington | W56-51 | 11-15 | .423 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 27 | Thu Feb 16 | vs Oregon St | W80-62 | 12-15 | .444 | - | ESPNU | Friel Court at Beasley Coliseum · Pullman, WA |
| 28 | Sun Feb 19 | vsOregon | W68-65 | 13-15 | .464 | - | FS1 | Friel Court at Beasley Coliseum · Pullman, WA |
| 29 | Thu Feb 23 | atStanford | W67-63 | 14-15 | .483 | - | PACN | Maples Pavilion · Stanford, CA |
| 30 | Sat Feb 25 | atCalifornia | W63-57 | 15-15 | .500 | - | PACN | Haas Pavilion · Berkeley, CA |
| 31 | Thu Mar 2 | atWashington | W93-84 | 16-15 | .516 | - | ESPNU | Alaska Airlines Arena · Seattle, WA |
| 32 | Wed Mar 8 | vsCalifornia | W69-52 | 17-15 | .531 | - | PACN | Friel Court at Beasley Coliseum · Pullman, WA |
| 33 | Thu Mar 9 | atOregon | L70-75 | 17-16 | .515 | - | PACN | Matthew Knight Arena · Eugene, OR |
| 34 | Tue Mar 14 | vsE Washington | L74-81 | 17-17 | .500 | - | ESPNU | Friel Court at Beasley Coliseum · Pullman, WA |
