| WEEK 1 | WEEK 2 | WEEK 3 | WEEK 4 | WEEK 5 | WEEK 6 | WEEK 7 | WEEK 8 | WEEK 9 | WEEK 10 | WEEK 11 | WEEK 12 | WEEK 13 | |
| 1 | Arizona | Arizona | Arizona | Arizona | Arizona | Arizona | Arizona | Fresno State | Fresno State | Arizona | Arizona | Arizona | Arizona |
| 2 | UCLA | Fresno State | Fresno State | Fresno State | Fresno State | Fresno State | Fresno State | Ariona | Arizona | Fresno State | Fresno State | South Carolina | UCLA |
| 3 | Fresno State | UCLA | UCLA | UCLA | UCLA | UCLA | UCLA | UCLA | South Carolina | South Carolina | South Carolina | Iowa | Fresno State |
| 4 | Washington | Washington | South Carolina | South Carolina | South Carolina | South Carolina | South Carolina | South Carolina | UCLA | UCLA | UCLA | Fresno State | Washington |
| 5 | Michigan | Michigan | Washington | Washington | Washington | Washington | Washington | Iowa | Iowa | Iowa | Iowa | UCLA | Iowa |
| 6 | Iowa | South Carolina | Long Beach State | Michigan | Iowa | Iowa | Iowa | Washington | Washington | Washington | Washington | Washington | Michigan |
| 7 | Southwestern Louisiana | Long Beach State | Michigan | Iowa | Cal Poly-SLO | Oklahoma | Iklahoma | Oklahoma | Oklahoma | Missouri | Oklahoma | Missouri | South Carolina |
| 8 | California | Oklahoma State | Arizona State | Cal Poly-SLO | Michigan State | Cal Poly-SLO | Michigan | Cal Poly-SLO | Michigan State | Oklahoma | Michigan | Michigan | Massachussetts |
| 9 | South Carolina | Iowa | Iowa | Minnesota | Michigan | Michigan | Cal Poly-SLO | Michigan | Missouri | Michigan State | Missouri | Oklahoma | Colorado State |
| 10 | Oklahoma | California | Minnesota | Long Beach State | Minnesota | Long Beach State | Michigan State | Arizona State | Cal Poly-SLO | Michigan | Colorado State | Colorado State | Oklahoma State |
| 11 | Oklahoma State | Minnesota | South Florida | Oklahoma State | Long Beach State | Minnesota | Arizona State | Missouri | Arizona State | Cal Poly-SLO | Michigan State | Long Beach State | California |
| 12 | Cal State-Fullerton | South Florida | California | Arizona State | Oklahoma State | Michigan State | Missouri | Michigan State | Michigan | Arizona State | Long Beach State | South Florida | Missouri |
| 13 | UNLV | Southwestern Louisiana | Cal Poly-SLO | Oklahoma | Arizona State | Arizona State | Long Beach State | Long Beach State | Long Beach State | Long Beach State | South Florida | Michigan State | Southwestern Louisiana |
| 14 | Long Beach State | Cal State-Northridge | Oklahoma State | South Florida | Oklahoma | Missouri | Minnesota | South Florida | Minnesota | South Florida | Arizona State | Utah | South Florida |
| 15 | Cal State-Northridge | Arizona State | Oklahoma | Missouri | Missouri | South Florida | South Florida | Minnesota | (tie) South Florida | Colorado State | Cal Poly-SLO | Florida State | Long Beach State |
| 16 | South Florida | Florida State | Missouri | Michigan State | South Florida | Oklahoma State | Colorado State | Colorado State | Colorado State | Minnesota | Utah | Cal Poly-SLO | Utah |
| 17 | Florida State | Oklahoma | Florida State | California | California | Colorado State | Oklahoma State | Northeast Louisiana | Oklahoma State | Florida State | Florida State | Oklahoma State | Kansas |
| 18 | Princeton | Cal State-Fullerton | Cal State-Northridge | Florida State | Louisiana Tech | Flrodia State | Florida State | Oklahoma State | Florida State | Utah | Northeast Louisiana | Arizona State | Oklahoma State |
| 19 | Nebraska | Cal Poly-SLO | Southwestern Louisiana | Pacific | Colorado State | Louisiana Tech | Northeast Louisiana | Florida State | Northeast Louisiana | Oklahoma State | Minnesota | Cal State-Northridge | Cal State-Northridge |
| 20 | Minnesota | Missouri | Louisiana Tech | Louisiana Tech | Pacific | California | California | Louisiana Tech | Utah | Northeast Louisiana | Oklahoma State | (tie) Northeast Louisiana | Northeast Louisiana |
| 21 | Notre Dame | Princeton | Utah | Cal State-Northridge | Florida State | Oregon State | Louisiana Tech | California | Louisiana Tech | Louisiana Tech | Cal State-Northridge | Minnesota | DePaul |
| 22 | Hawaii | Baylor | Pacific | Baylor | Southwestern Louisiana | Pacific | Utah | Utah | California | Southwestern Louisiana | Southwestern Louisiana | (tie) Southwestern Louisiana | Central Michigan |
| 23 | Massachusetts | UNLV | UNLV | Southwestern Louisiana | Hawaii | Northeast Louisiana | Hawaii | Kansas | Cal State-Northridge | Kansas | California | LSU | Arizona State |
| 24 | Connecticut | Hawaii | Baylor | Northeast Louisiana | Cal State-Northridge | Hawaii | Pacific | Pacific | Kansas | California | LSU | New Mexico State | Michigan State |
| 25 | Arizona State | Nicholls State | Michigan State | San Diego State | Northeast Louisiana | Baylor | Kansas | Hawaii | Southwestern Louisiana | Cal State-Northridge | Kansas | California | Nebraska |