| Game | Hard |
|---|---|
| CLE@SEA (5/29/15) | 9.13 |
| NYY@SEA (6/3/15) | 8.95 |
| SEA@CLE (6/10/15) | 8.30 |
| SEA@SF (6/15/15) | 7.99 |
| HOU@SEA (6/20/15) | 8.44 |
| SEA@LAA (6/26/15) | 9.06 |
| SEA@SD (7/1/15) | 8.48 |
| DET@SEA (7/7/15) | 9.22 |
| LAA@SEA (7/12/15) | 8.08 |
| SEA@DET (7/21/15) | 8.92 |
| TOR@SEA (7/26/15) | 8.81 |
| SEA@MIN (7/31/15) | 8.58 |
| SEA@COL (8/5/15) | 6.03 |
| BAL@SEA (8/11/15) | 8.48 |
| SEA@TEX (8/17/15) | 9.07 |
| CWS@SEA (8/23/15) | 8.99 |
| SEA@CWS (8/28/15) | 10.11 |
| SEA@HOU (9/2/15) | 9.04 |
| TEX@SEA (9/8/15) | 8.26 |
| LAA@SEA (9/14/15) | 7.59 |