| 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 | Purdue | 39 to 35 | 424 | 83 |
| 3 | 14 | 6.412 | (2,0) | 5.412 | Eastern Washington | 34 to 31 | 43 | 211 |
| 4 | 25 | 2.296 | (3,0) | 1.296 | Arizona St | 29 to 0 | 139 | 87 |
| 5 | 43 | 1.830 | (4,0) | 0.830 | Kent St | 53 to 10 | 197 | 337 |
| 6 | 38 | 1.900 | (5,0) | 0.900 | Nevada | 27 to 9 | 150 | 190 |
| 7 | 43 | 1.772 | (5,1) | 1.105 | Wyoming | 19 to 24 | 17 | 33 |
| 8 | 40 | 1.760 | (6,1) | 1.046 | Utah St | 37 to 32 | 68 | 103 |
| 9 | 37 | 1.746 | (6,1) | 1.032 | --bye-- |
| 10 | 30 | 1.893 | (7,1) | 1.143 | UNLV | 31 to 24 | 44 | 47 |
| 11 | 29 | 1.920 | (8,1) | 1.142 | Boise St | 37 to 30 | 74 | 46 |
| 12 | 33 | 1.785 | (8,2) | 1.185 | San Jose St | 18 to 42 | 74 | 67 |
| 13 | 44 | 1.577 | (8,3) | 1.122 | New Mexico | 17 to 25 | 130 | 146 |
| 14 | 60 | 1.504 | (8,4) | 1.170 | San Diego St | 18 to 33 | 131 | 134 |
| 15 | 60 | 1.427 | (8,4) | 1.093 | --bye-- |
| 16 | 62 | 1.420 | (8,4) | 1.087 | --bye-- |
| 17 | 55 | 1.472 | (9,4) | 1.087 | New Mexico St | 37 to 10 | 76 | 77 |
| 18 | 58 | 1.453 | (9,4) | 1.068 | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |