2018 Pac-12 Conference Leaders Passing Defense - Games in November Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oregon State | 4 | 103 | 67 | 65.0 | 875 | 8.5 | 9 | 1 | 163.31 | 25.8 | 218.8 |
| 2 | Stanford | 3 | 109 | 62 | 56.9 | 896 | 8.2 | 3 | 2 | 131.34 | 36.3 | 298.7 |
| 3 | California | 3 | 118 | 72 | 61.0 | 687 | 5.8 | 5 | 5 | 115.43 | 39.3 | 229.0 |
| 4 | Washington State | 4 | 120 | 71 | 59.2 | 934 | 7.8 | 6 | 5 | 132.72 | 30.0 | 233.5 |
| 5 | UCLA | 4 | 126 | 78 | 61.9 | 1172 | 9.3 | 10 | 4 | 159.89 | 31.5 | 293.0 |
| 6 | Arizona | 3 | 130 | 89 | 68.5 | 1090 | 8.4 | 11 | 1 | 165.27 | 43.3 | 363.3 |
| 7 | Colorado | 4 | 132 | 79 | 59.8 | 1033 | 7.8 | 11 | 1 | 151.57 | 33.0 | 258.3 |
| 8 | USC | 4 | 133 | 80 | 60.2 | 912 | 6.9 | 5 | 2 | 127.14 | 33.3 | 228.0 |
| 9 | Arizona State | 4 | 134 | 77 | 57.5 | 1026 | 7.7 | 8 | 7 | 131.03 | 33.5 | 256.5 |
| 10 | Washington | 4 | 142 | 93 | 65.5 | 865 | 6.1 | 3 | 8 | 112.36 | 35.5 | 216.3 |
| 11 | Oregon | 4 | 151 | 77 | 51.0 | 1023 | 6.8 | 6 | 4 | 115.71 | 37.8 | 255.8 |
| 12 | Utah | 5 | 153 | 101 | 66.0 | 1126 | 7.4 | 8 | 5 | 138.55 | 30.6 | 225.2 |