| Month | Game | Strat Date | + | Away | Pitcher | Balance | At | Home | Pitcher | Balance |
| September | 1 | 8/31/2023 | CHI | Andre Jackson | 4L | At | WRK | Joe Musgrove | 7L | |
| September | 2 | 9/1/2023 | CHI | Fernando Cruz | 1R | At | WRK | Alex Faedo | 6L | |
| September | 3 | 9/2/2023 | CHI | Randy Vasquez | E | At | WRK | Julio Urias* | 3L | |
| September | 4 | 9/3/2023 | WRK | Cristopher Sanchez* | 9L | At | OAK | Jameson Taillon | 5R | |
| September | 5 | 9/4/2023 | WRK | Domingo German | 3L | At | OAK | Tylor Megill | E | |
| September | 6 | 9/5/2023 | WRK | Joe Musgrove | 7L | At | OAK | Ben Lively | 7R | |
| September | OFF | 9/6/2023 | ||||||||
| September | 7 | 9/7/2023 | + | WRK | Julio Urias* | 3L | At | VRN | Zach Eflin | 3L |
| September | 8 | 9/8/2023 | + | WRK | Tony Gonsolin | 3L | At | VRN | Max Scherzer | 1L |
| September | 9 | 9/9/2023 | + | WRK | Zack Wheeler | 5R | At | VRN | Gerrit Cole | E |
| September | 10 | 9/10/2023 | + | WRK | Spencer Strider | E | At | VRN | Clayton Kershaw* | 3L |
| September | 11 | 9/11/2023 | + | WRK | Joe Musgrove | 7L | At | VRN | Logan Gilbert | 1L |
| September | 12 | 9/12/2023 | + | HUC | Reese Olson | 1R | At | WRK | Domingo German | 3L |
| September | 13 | 9/13/2023 | + | HUC | Matt Manning | 3R | At | WRK | Julio Urias* | 3L |
| September | 14 | 9/14/2023 | + | HUC | Blake Snell* | 2R | At | WRK | Cristopher Sanchez* | 9L |
| September | 15 | 9/15/2023 | + | HUC | Drew Rasmussen | 2R | At | WRK | Spencer Strider | E |
| September | OFF | 9/16/2023 | ||||||||
| September | 16 | 9/17/2023 | + | COL | Freddy Peralta | E | At | WRK | Domingo German | 3L |
| September | 17 | 9/18/2023 | + | COL | Justin Steele* | 5R | At | WRK | Zack Wheeler | 5R |
| September | 18 | 9/19/2023 | + | COL | Zac Gallen | 1R | At | WRK | Tony Gonsolin | 3L |
| September | 19 | 9/20/2023 | + | COL | Brandon Williamson* | E | At | WRK | Joe Musgrove | 7L |
| September | 20 | 9/21/2023 | + | COL | Tarik Skubal* | 5L | At | WRK | Alex Faedo | 6L |
| September | 21 | 9/22/2023 | + | WRK | Domingo German | 3L | At | HUC | Cole Ragans* | 6R |
| September | 22 | 9/23/2023 | + | WRK | Cristopher Sanchez* | 9L | At | HUC | Matt Manning | 3R |
| September | 23 | 9/24/2023 | + | WRK | Julio Urias* | 3L | At | HUC | Joe Ryan | 7L |
| September | 24 | 9/25/2023 | + | WRK | Joe Musgrove | 7L | At | HUC | Drew Rasmussen | 2R |
| + Indicates In Division Game | ||||||||||