| Game Date | Arena | Score | Opponent | Location | Outcome | Game Chart |
| Sat 11/10/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 88 - 69 | 251 (10-21) E Washington at 100 (13-19) Washington St | Home | W | 0.993 |
| Wed 11/14/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 72 - 49 | 315 (10-18) Utah Valley at 100 (13-19) Washington St | Home | W | 0.991 |
| Fri 11/16/2012 | Firestone Fieldhouse, Malibu, CA
| 58 - 56 | 100 (13-19) Washington St at 178 (11-18) Pepperdine | Away | L | 0.794 |
| Mon 11/19/2012 |
| 78 - 41 | 100 (13-19) Washington St at 6 (31-6) Kansas | Neutral | L | 0.003 |
| Tue 11/20/2012 | Sprint Center, Kansas City, MO
| 55 - 54 | 100 (13-19) Washington St at 52 (18-15) Texas A&M | Neutral | L | 0.491 |
| Sat 11/24/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 66 - 38 | 278 (16-14) AR-Pine Bluff at 100 (13-19) Washington St | Home | W | 0.961 |
| Wed 11/28/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 64 - 55 | 157 (11-18) Idaho at 100 (13-19) Washington St | Home | W | 0.952 |
| Sat 12/01/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 72 - 60 | 161 (9-21) Portland at 100 (13-19) Washington St | Home | W | 0.953 |
| Wed 12/05/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 69 - 71 | 9 (31-3) Gonzaga at 100 (13-19) Washington St | Home | L | 0.261 |
| Sun 12/09/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 59 - 50 | 140 (9-19) Fresno St at 100 (13-19) Washington St | Home | W | 0.690 |
| Thu 12/13/2012 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 52 - 41 | 324 (11-18) Jackson St at 100 (13-19) Washington St | Home | W | 0.941 |
| Fri 12/21/2012 | KeyArena, Seattle, WA
| 65 - 54 | 185 (12-20) Buffalo at 100 (13-19) Washington St | Neutral | W | 0.860 |
| Sat 12/29/2012 | Toyota Center, Kennewick, WA
| 74 - 39 | 318 (5-24) Idaho St at 100 (13-19) Washington St | Neutral | W | 0.984 |
| Sat 01/05/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 63 - 68 | 62 (18-16) Washington at 100 (13-19) Washington St | Home | L | 0.393 |
| Wed 01/09/2013 | Maples Pavilion, Stanford, CA
| 78 - 67 | 100 (13-19) Washington St at 34 (19-15) Stanford | Away | L | 0.189 |
| Sat 01/12/2013 | Haas Pavilion, Berkeley, CA
| 67 - 54 | 100 (13-19) Washington St at 39 (21-12) California | Away | L | 0.122 |
| Wed 01/16/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 75 - 65 | 130 (13-18) Utah at 100 (13-19) Washington St | Home | W | 0.899 |
| Sat 01/19/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 49 - 58 | 29 (21-12) Colorado at 100 (13-19) Washington St | Home | L | 0.252 |
| Wed 01/23/2013 | Matthew Knight Arena, Eugene, OR
| 68 - 61 | 100 (13-19) Washington St at 37 (28-9) Oregon | Away | L | 0.248 |
| Sat 01/26/2013 | Gill Coliseum, Corvallis, OR
| 68 - 71 | 100 (13-19) Washington St at 90 (14-18) Oregon St | Away | W | 0.510 |
| Thu 01/31/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 59 - 63 | 83 (22-13) Arizona St at 100 (13-19) Washington St | Home | L | 0.553 |
| Sat 02/02/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 65 - 79 | 17 (27-8) Arizona at 100 (13-19) Washington St | Home | L | 0.050 |
| Thu 02/07/2013 | Galen Center, Los Angeles, CA
| 72 - 68 | 100 (13-19) Washington St at 106 (14-18) USC | Away | L | 0.383 |
| Sat 02/09/2013 | Pauley Pavilion, Los Angeles, CA
| 76 - 62 | 100 (13-19) Washington St at 38 (25-10) UCLA | Away | L | 0.019 |
| Wed 02/13/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 66 - 67 | 90 (14-18) Oregon St at 100 (13-19) Washington St | Home | L | 0.245 |
| Sat 02/16/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 77 - 79 | 37 (28-9) Oregon at 100 (13-19) Washington St | Home | L | 0.453 |
| Wed 02/20/2013 | Wells Fargo Arena, Tempe, AZ
| 69 - 57 | 100 (13-19) Washington St at 83 (22-13) Arizona St | Away | L | 0.085 |
| Sat 02/23/2013 | McKale Center, Tucson, AZ
| 73 - 56 | 100 (13-19) Washington St at 17 (27-8) Arizona | Away | L | 0.017 |
| Sun 03/03/2013 | Alaska Airlines Arena, Seattle, WA
| 72 - 68 | 100 (13-19) Washington St at 62 (18-16) Washington | Away | L | 0.379 |
| Wed 03/06/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 73 - 61 | 38 (25-10) UCLA at 100 (13-19) Washington St | Home | W | 0.814 |
| Sat 03/09/2013 | Wallis Beasley Performing Arts Coliseum, Pullman, WA
| 76 - 51 | 106 (14-18) USC at 100 (13-19) Washington St | Home | W | 0.922 |
| Wed 03/13/2013 | MGM Grand, Las Vegas, NV
| 64 - 62 | 100 (13-19) Washington St at 62 (18-16) Washington | Away | L | 0.125 |