| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 188 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 443 | -0.500 | (0,1) | 0.500 | WI Oshkosh | 14 to 31 | 166 | 282 |
| 3 | 544 | -0.875 | (0,1) | 0.125 | --bye-- |
| 4 | 446 | -0.489 | (1,1) | -0.489 | Chapman | 28 to 13 | 618 | 351 |
| 5 | 483 | -0.729 | (1,1) | -0.729 | --bye-- |
| 6 | 375 | -0.234 | (2,1) | -0.567 | George Fox | 35 to 17 | 628 | 591 |
| 7 | 396 | -0.384 | (3,1) | -0.884 | Pacific OR | 23 to 6 | 600 | 630 |
| 8 | 414 | -0.430 | (3,2) | -0.630 | Whitworth | 20 to 30 | 381 | 405 |
| 9 | 403 | -0.378 | (4,2) | -0.712 | Pac Lutheran | 31 to 15 | 562 | 513 |
| 10 | 393 | -0.349 | (5,2) | -0.778 | Lewis & Clark | 29 to 21 | 564 | 551 |
| 11 | 398 | -0.385 | (6,2) | -0.885 | Puget Sound | 77 to 14 | 666 | 658 |
| 12 | 412 | -0.464 | (7,2) | -1.019 | Willamette | 65 to 19 | 674 | 673 |
| 13 | 422 | -0.477 | (7,2) | -1.032 | --bye-- |
| 14 | 421 | -0.475 | (7,2) | -1.031 | --bye-- |
| 15 | 413 | -0.442 | (7,2) | -0.998 | --bye-- |
| 16 | 415 | -0.458 | (7,2) | -1.014 | --bye-- |
| 17 | 408 | -0.427 | (7,2) | -0.983 | --bye-- |
| 18 | 408 | -0.427 | (7,2) | -0.983 | --bye-- |
| 19 | 408 | -0.421 | (7,2) | -0.976 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |