| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 40 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 29 | 0.500 | (1,0) | -0.500 | Monmouth IL | 62 to 35 | 424 | 527 |
| 3 | 317 | 1.000 | (2,0) | 0.000 | Bethel MN | 16 to 2 | 459 | 350 |
| 4 | 361 | 0.018 | (3,0) | -0.982 | Buena Vista | 47 to 0 | 718 | 684 |
| 5 | 405 | -0.145 | (4,0) | -1.145 | Simpson | 63 to 0 | 674 | 662 |
| 6 | 306 | 0.228 | (5,0) | -0.772 | Coe | 27 to 21 | 298 | 402 |
| 7 | 356 | -0.012 | (6,0) | -1.012 | Luther | 54 to 0 | 710 | 737 |
| 8 | 328 | 0.131 | (7,0) | -0.869 | Dubuque | 31 to 10 | 574 | 545 |
| 9 | 312 | 0.200 | (8,0) | -0.800 | Loras | 62 to 7 | 583 | 557 |
| 10 | 281 | 0.303 | (9,0) | -0.697 | Central IA | 24 to 14 | 411 | 425 |
| 11 | 290 | 0.265 | (10,0) | -0.735 | Nebraska Wesleyan | 45 to 0 | 616 | 647 |
| 12 | 288 | 0.294 | (10,0) | -0.706 | --bye-- |
| 13 | 279 | 0.307 | (11,0) | -0.693 | Illinois College | 49 to 14 | 533 | 537 |
| 14 | 257 | 0.393 | (12,0) | -0.607 | Whitworth | 42 to 20 | 315 | 329 |
| 15 | 243 | 0.439 | (13,0) | -0.561 | UW-Whitewater | 31 to 28 | 219 | 232 |
| 16 | 260 | 0.335 | (13,1) | -0.522 | North Central | 27 to 34 | 207 | 235 |
| 17 | 264 | 0.309 | (13,1) | -0.548 | --bye-- |
| 18 | 269 | 0.290 | (13,1) | -0.567 | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |