2008 Seattle Mariners season Game log July

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| July 10 | @ Athletics | 3 - 2 (11) | Jiménez (0-1) | 15187 | 36-56 |
| July 11 | @ Royals | 3 - 1 | Hernández (6-6) | 25345 | 36-57 |
| July 12 | @ Royals | 5 - 4 | Morrow (1-2) | 23792 | 36-58 |
| July 13 | @ Royals | 4 - 3 | Soria (1-2) | 21421 | 37-58 |
| July 18 | Indians | 8 - 2 | Laffey (5-6) | 42570 | 38-58 |
| July 19 | Indians | 9 - 6 | Batista (4-11) | 37869 | 38-59 |
| July 20 | Indians | 6 - 2 | Silva (4–12) | 32230 | 38-60 |
| July 21 | Red Sox | 4 - 0 | Washburn (4-9) | 37861 | 38-61 |
| July 22 | Red Sox | 4 - 2 | Dickey (2-5) | 38425 | 38-62 |
| July 23 | Red Sox | 6 - 3 | Green (2-3) | 43231 | 38-63 |