| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 518 | -0.500 | (0,1) | 0.500 | Washington | 21 to 38 | 7 | 16 |
| 2 | 120 | 0.632 | (1,1) | 0.632 | N Colorado | 21 to 17 | 391 | 224 |
| 3 | 220 | 0.528 | (1,1) | 0.528 | --bye-- |
| 4 | 114 | 1.112 | (1,2) | 1.445 | UT San Antonio | 16 to 17 | 72 | 69 |
| 5 | 136 | 0.999 | (1,3) | 1.499 | Washington St | 3 to 20 | 42 | 67 |
| 6 | 172 | 0.797 | (1,4) | 1.397 | San Diego St | 24 to 45 | 58 | 48 |
| 7 | 109 | 1.177 | (2,4) | 1.511 | Fresno St | 49 to 21 | 94 | 83 |
| 8 | 145 | 0.912 | (2,5) | 1.340 | Hawaii | 19 to 31 | 65 | 85 |
| 9 | 151 | 0.853 | (2,6) | 1.353 | Wyoming | 0 to 28 | 110 | 120 |
| 10 | 152 | 0.884 | (2,6) | 1.384 | --bye-- |
| 11 | | | | | UNLV | | | 57 |
| 12 | | | | | New Mexico | | | 59 |
| 13 | | | | | Boise St | | | 52 |
| 14 | | | | | Air Force | | | 163 |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |