| Game | Hard |
|---|---|
| CLE@SEA (5/29/15) | -11.64 |
| NYY@SEA (6/3/15) | -12.33 |
| SEA@CLE (6/10/15) | -13.11 |
| SEA@SF (6/15/15) | -13.54 |
| HOU@SEA (6/20/15) | -12.71 |
| SEA@LAA (6/26/15) | -11.70 |
| SEA@SD (7/1/15) | -13.61 |
| DET@SEA (7/7/15) | -12.35 |
| LAA@SEA (7/12/15) | -13.55 |
| SEA@DET (7/21/15) | -12.15 |
| TOR@SEA (7/26/15) | -12.70 |
| SEA@MIN (7/31/15) | -12.22 |
| SEA@COL (8/5/15) | -16.58 |
| BAL@SEA (8/11/15) | -13.44 |
| SEA@TEX (8/17/15) | -12.90 |
| CWS@SEA (8/23/15) | -12.23 |
| SEA@CWS (8/28/15) | -11.08 |
| SEA@HOU (9/2/15) | -12.29 |
| TEX@SEA (9/8/15) | -14.12 |
| LAA@SEA (9/14/15) | -13.92 |