| |
 | Seattle Mariners 2013 Record: 32-40 |
| DATE | OPP | RESULT | |
| REGULAR SEASON | |||
| Tue 1 | @TAM | L 3-1 | |
| Wed 2 | @TAM | L 5-4 | |
| Thu 3 | @TAM | L 4-3 | |
| Fri 4 | MIN | L 3-2 | |
| Sat 5 | MIN | W 7-0 | |
| Sun 6 | MIN | W 5-2 | |
| Mon 7 | DET | W 3-2 | |
| Tue 8 | DET | L 6-4 | |
| Wed 9 | DET | W 2-1 | |
| Fri 11 | @NYY | L 6-2 | |
| Sat 12 | @NYY | L 6-2 | |
| Sun 13 | @NYY | W 6-2 | |
| Mon 14 | @BOS | L 6-1 | |
| Tue 15 | @BOS | L 5-0 | |
| Wed 16 | @CLE | L 9-3 | |
| Thu 17 | @CLE | L 6-5, 11 inn | |
| Fri 18 | @COL | W 4-0 | |
| Sat 19 | @COL | W 10-3 | |
| Sun 20 | @COL | W 6-4 | |
| Mon 21 | TEX | W 6-1 | |
| Tue 22 | TEX | L 3-1 | |
| Wed 23 | TEX | W 5-3 | |
| Thu 24 | LAA | L 3-0 | |
| Fri 25 | LAA | L 6-4 | |
| Sat 26 | LAA | L 5-3 | |
| Sun 27 | LAA | L 4-2 | |
| Mon 28 | @TEX | L 4-2 | |
| Tue 29 | @TEX | W 10-3 | |
| Wed 30 | @TEX | W 21-8 | |