| 1 | Mon Nov 3 | vs Idaho | L81-83 | 0-1 | .000 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 2 | Fri Nov 7 | atDavidson | L69-85 | 0-2 | .000 | - | ESPN+ | John M. Belk Arena · Davidson, NC |
| 3 | Mon Nov 10 | vsSt Thomas (MN) | W81-71 | 1-2 | .333 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 4 | Fri Nov 14 | vsWashington | L69-81 | 1-3 | .250 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 5 | Wed Nov 19 | vsSouthern Utah | W98-74 | 2-3 | .400 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 6 | Mon Nov 24 | atTBD | W90-85 | 3-3 | .500 | - | ESPNU | Lahaina Civic Center |
| 7 | Tue Nov 25 | atArizona St | L94-100 | 3-4 | .429 | - | ESPN | Desert Financial Arena · Tempe, AZ |
| 8 | Wed Nov 26 | vsSeton Hall | L61-75 | 3-5 | .375 | - | ESPN2 | Friel Court at Beasley Coliseum · Pullman, WA |
| 9 | Tue Dec 2 | atBradley | L60-64 | 3-6 | .333 | - | ESPN+ | Carver Arena · Peoria, IL |
| 10 | Sun Dec 7 | vsNevada | L64-78 | 3-7 | .300 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 11 | Sun Dec 14 | atUSC | L61-68 | 3-8 | .273 | - | FS1 | Galen Center · Los Angeles, CA |
| 12 | Wed Dec 17 | atE Washington | W78-63 | 4-8 | .333 | - | YouTube | Reese Court · Cheney, WA |
| 13 | Sat Dec 20 | vsMercer | W84-78 | 5-8 | .385 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 14 | Sun Dec 28 | atPortland | W67-62 | 6-8 | .429 | - | ESPN+ | Chiles Center · Portland, OR |
| 15 | Tue Dec 30 | atSeattle U | L55-69 | 6-9 | .400 | - | ESPN+ | Redhawk Center · Seattle, WA |
| 16 | Fri Jan 2 | vsLMU | W78-76 | 7-9 | .438 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 17 | Sun Jan 4 | vsOregon St | W81-67 | 8-9 | .471 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 18 | Sat Jan 10 | atSaint Mary's | L82-88 | 8-10 | .444 | - | CBSSN | University Credit Union Pavilion · Moraga, CA |
| 19 | Thu Jan 15 | vs9Gonzaga | L65-86 | 8-11 | .421 | - | CBSSN | Friel Court at Beasley Coliseum · Pullman, WA |
| 20 | Sun Jan 18 | atSan Francisco | L80-85 | 8-12 | .400 | - | ESPN+ | War Memorial at the Sobrato Center · San Francisco, CA |
| 21 | Wed Jan 21 | atSan Diego | L92-96 | 8-13 | .381 | - | ESPN+ | Jenny Craig Pavilion · San Diego, CA |
| 22 | Sat Jan 24 | vsPepperdine | W95-79 | 9-13 | .409 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 23 | Wed Jan 28 | vsSeattle U | W70-58 | 10-13 | .435 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 24 | Sat Jan 31 | vsPortland | W104-74 | 11-13 | .458 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 25 | Wed Feb 4 | atOregon St | L64-74 | 11-14 | .440 | - | CBSSN | Gill Coliseum · Corvallis, OR |
| 26 | Sat Feb 7 | vsSanta Clara | L92-96 | 11-15 | .423 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 27 | Tue Feb 10 | at12Gonzaga | L53-83 | 11-16 | .407 | - | ESPN2 | McCarthey Athletic Center · Spokane, WA |
| 28 | Wed Feb 18 | vsPacific | W87-70 | 12-16 | .429 | - | ESPN+ | Friel Court at Beasley Coliseum · Pullman, WA |
| 29 | Sat Feb 21 | vsSaint Mary's | L67-83 | 12-17 | .414 | - | ESPN2 | Friel Court at Beasley Coliseum · Pullman, WA |
| 30 | Wed Feb 25 | atLMU | L66-67 | 12-18 | .400 | - | ESPNU | Gersten Pavilion · Los Angeles, CA |
| 31 | Sat Feb 28 | atPepperdine | L79-88 | 12-19 | .387 | - | ESPN+ | Firestone Fieldhouse · Malibu, CA |
