1984 Chicago Cubs season Game log August

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| August 20 | Astros | 6 - 1 | Knepper (12-9) | 26967 | 73-51 |
| August 21 | Astros | 11 - 5 | M. Scott (5-11) | 29184 | 74-51 |
| August 22 | Astros | 8 - 3 | Ruthven (3-9) | 31018 | 74-52 |
| August 24 | Braves | 3 - 0 | Camp (6-6) | 35496 | 75-52 |
| August 25 | Braves | 3 - 2 | Sanderson (6-4) | 36614 | 75-53 |
| August 26 | Braves | 5 - 0 | Perez (11-6) | 35002 | 76-53 |
| August 28 | Reds | 5 - 2 | McGaffigan (3-6) | 0 | 77-53 |
| August 28 | Reds | 5 - 2 | Pastore (3-8) | 32827 | 78-53 |
| August 29 | Reds | 7 - 2 | Russell (6-15) | 26425 | 79-53 |
| August 30 | @ Braves | 8 - 3 | Garber (2-4) | 10876 | 80-53 |
| August 31 | @ Braves | 3 - 2 | Smith (9-5) | 19396 | 80-54 |