Illinois
Big Ten
2025 rating history
Point-in-time, recency-weighted opponent-adjusted efficiency — recomputed each week from strictly-prior games only.
Past prediction accuracy — 2025
| Week | Opponent | Actual | Predicted | Margin error |
|---|---|---|---|---|
| Week 2 | @ Duke | 19–45 | 28.3–26.4 | 27.9 |
| Week 3 | vs Western Michigan | 0–38 | 17.1–36.6 | 18.6 |
| Week 4 | @ Indiana | 63–10 | 33.8–23.2 | 42.4 |
| Week 5 | vs USC | 32–34 | 31.7–28.7 | 5.0 |
| Week 6 | @ Purdue | 27–43 | 24.4–33.3 | 7.1 |
| Week 7 | vs Ohio State | 34–16 | 33.0–22.1 | 7.1 |
| Week 9 | @ Washington | 42–25 | 30.2–25.1 | 11.9 |
| Week 10 | vs Rutgers | 13–35 | 26.4–37.2 | 11.2 |
| Week 12 | vs Maryland | 6–24 | 21.2–31.1 | 8.2 |
| Week 13 | @ Wisconsin | 27–10 | 23.3–27.6 | 21.4 |
| Week 14 | vs Northwestern | 13–20 | 23.8–29.2 | 1.6 |
| Week 1 | vs Tennessee | 28–30 | 31.2–20.4 | 12.8 |