Illinois
Big Ten
2021 rating history
Point-in-time, recency-weighted opponent-adjusted efficiency — recomputed each week from strictly-prior games only.
Past prediction accuracy — 2021
| Week | Opponent | Actual | Predicted | Margin error |
|---|---|---|---|---|
| Week 1 | vs Nebraska | 22–30 | — | — |
| Week 1 | vs UTSA | 37–30 | — | — |
| Week 2 | @ Virginia | 42–14 | — | — |
| Week 3 | vs Maryland | 20–17 | — | — |
| Week 4 | @ Purdue | 13–9 | — | — |
| Week 5 | vs Charlotte | 14–24 | — | — |
| Week 6 | vs Wisconsin | 24–0 | — | — |
| Week 8 | @ Penn State | 18–20 | — | — |
| Week 9 | vs Rutgers | 20–14 | — | — |
| Week 10 | @ Minnesota | 6–14 | — | — |
| Week 12 | @ Iowa | 33–23 | — | — |
| Week 13 | vs Northwestern | 14–47 | — | — |