| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 40 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 424 | -0.500 | (0,1) | 0.500 | Washington | 19 to 56 | 29 | 1 |
| 3 | 327 | 0.905 | (0,2) | 1.905 | Central Florida | 16 to 18 | 211 | 71 |
| 4 | 80 | 1.643 | (1,2) | 1.977 | North Dakota | 42 to 18 | 221 | 117 |
| 5 | 54 | 1.710 | (2,2) | 1.710 | San Diego St | 34 to 31 | 124 | 134 |
| 6 | 80 | 1.438 | (2,3) | 1.638 | Memphis | 32 to 35 | 26 | 42 |
| 7 | 76 | 1.442 | (3,3) | 1.442 | San Jose St | 35 to 27 | 158 | 67 |
| 8 | 85 | 1.339 | (3,4) | 1.482 | Colorado St | 30 to 31 | 84 | 128 |
| 9 | 88 | 1.233 | (3,4) | 1.376 | --bye-- |
| 10 | 67 | 1.459 | (4,4) | 1.459 | Wyoming | 32 to 7 | 42 | 33 |
| 11 | 74 | 1.381 | (4,5) | 1.492 | Fresno St | 30 to 37 | 29 | 58 |
| 12 | 67 | 1.433 | (5,5) | 1.433 | New Mexico | 42 to 14 | 162 | 146 |
| 13 | 60 | 1.488 | (6,5) | 1.397 | Utah St | 45 to 10 | 107 | 103 |
| 14 | 49 | 1.624 | (7,5) | 1.458 | Air Force | 27 to 19 | 61 | 54 |
| 15 | 40 | 1.635 | (8,5) | 1.404 | UNLV | 44 to 20 | 45 | 47 |
| 16 | 39 | 1.628 | (8,5) | 1.397 | --bye-- |
| 17 | 48 | 1.549 | (8,6) | 1.406 | UCLA | 22 to 35 | 35 | 34 |
| 18 | 46 | 1.545 | (8,6) | 1.402 | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |