| Wednesday, February 10 |
| Future Pirate Billy O'Dell is born in Whitmire, SC. |
| Monday, February 29 |
| Future Pirate Paul Giel is born in Winona, MN. |
| Wednesday, March 9 |
| Future Pirate Ron Kline is born in Callery, PA. |
| Tuesday, April 12 |
| » Lost to Cardinals (1-0), 10-2 | Sportsman's Park III (0-1) | 0-1 | |
| » Starters: Larry French vs Flint Rhem | Second | 1 out |
| » Major-league debuts: Bill Swift (Pirates) |
| Wednesday, April 13 |
| » Lost to Cardinals (2-0), 9-8 | Sportsman's Park III (0-2) | 0-2 | Lost 2 |
| » Starters: Glenn Spencer vs Bill Hallahan | Fifth | 2 out |
| » Major-league debuts: Bill Brenzel (Pirates) |
| Thursday, April 14 |
| » Defeated Cardinals (2-1), 5-4 | Sportsman's Park III (1-2) | 1-2 | |
| » Starters: Bill Harris vs Paul Derringer | Third | 1 out |
| Friday, April 15 |
| » Defeated Cardinals (2-2), 9-7 | Sportsman's Park III (2-2) | 2-2 | Won 2 |
| » Starters: Bill Swift vs Syl Johnson | Third | 1 out |
| » Major-league debuts: Ray Pepper (Cardinals) |
| Saturday, April 16 |
| » Lost to Reds (3-2), 5-0 | Crosley Field (0-1) | 2-3 | |
| » Starters: Bill Harris vs Si Johnson | Fourth | 1 out |
| Sunday, April 17 |
| » Defeated Reds (3-3), 4-3 | Crosley Field (1-1) | 3-3 | |
| » Starters: Glenn Spencer vs Larry Benton | Fourth | 1 out |
| » Major-league debuts: Arky Vaughan (Pirates) |
| Monday, April 18 |
| » Lost to Reds (4-3), 5-0 | Crosley Field (1-2) | 3-4 | |
| » Starters: Larry French vs Ray Kolp | Fourth | 1½ out |
| Wednesday, April 20 |
| » Defeated Cardinals (2-5), 7-0 | Forbes Field (1-0) | 4-4 | |
| » Starters: Bill Hallahan vs Steve Swetonic | Fifth | 1 out |
| Thursday, April 21 |
| » Defeated Cardinals (2-6), 7-6 | Forbes Field (2-0) | 5-4 | Won 2 |
| » Starters: Paul Derringer vs Bill Harris | Third | 1 out |
| Friday, April 22 |
| » Lost to Cardinals (3-6), 5-3 | Forbes Field (2-1) | 5-5 | |
| » Starters: Syl Johnson vs Larry French | Third | 2 out |
| Saturday, April 23 |
| » Defeated Cardinals (3-7), 10-9 | Forbes Field (3-1) | 6-5 | |
| » Starters: Tex Carleton vs Erv Brame | Third | 2 out |
| Sunday, April 24 |
| » Lost to Cubs (8-3), 12-3 | Wrigley Field (0-1) | 6-6 | |
| » Starters: Glenn Spencer vs Charlie Root | Third | 3 out |
| Wednesday, April 27 |
| » Lost to Cubs (9-3), 8-4 | Wrigley Field (0-2) | 6-7 | Lost 2 |
| » Starters: Steve Swetonic vs Pat Malone | Fourth | 3½ out |
| Thursday, April 28 |
| » Lost to Reds (7-8), 7-6 | Forbes Field (3-2) | 6-8 | Lost 3 |
| » Starters: Ray Kolp vs Larry French | Sixth | 4½ out |
| Friday, April 29 |
| » Lost to Reds (8-8), 6-4 | Forbes Field (3-3) | 6-9 | Lost 4 |
| » Starters: Eppa Rixey vs Erv Brame | Sixth | 5 out |
| Sunday, May 1 |
| » Lost to Reds (9-8), 7-5 | Crosley Field (1-3) | 6-10 | Lost 5 |
| » Starters: Bill Harris vs Red Lucas | Sixth | 5½ out |
| Monday, May 2 |
| » Defeated Cubs (11-5), 2-0 | Forbes Field (4-3) | 7-10 | |
| » Starters: Pat Malone vs Steve Swetonic | Fifth | 4½ out |
| Tuesday, May 3 |
| » Lost to Cubs (12-5), 8-6 | Forbes Field (4-4) | 7-11 | |
| » Starters: Bob Smith vs Bill Swift | Seventh | 5½ out |
| Wednesday, May 4 |
| » Lost to Cubs (13-5), 4-1 | Forbes Field (4-5) | 7-12 | Lost 2 |
| » Starters: Lon Warneke vs Larry French | Seventh | 6½ out |
| Friday, May 6 |
| » Lost to Phillies (10-9), 4-2 | Forbes Field (4-6) | 7-13 | Lost 3 |
| » Starters: Jumbo Elliott vs Bill Harris | Seventh | 7 out |
| Saturday, May 7 |
| » Lost to Phillies (11-9), 5-3 | Forbes Field (4-7) | 7-14 | Lost 4 |
| » Starters: Snipe Hansen vs Glenn Spencer | Eighth | 8 out |
| Monday, May 9 |
| » Lost to Braves (13-8), 6-5 | Forbes Field (4-8) | 7-15 | Lost 5 |
| » Starters: Huck Betts vs Larry French | Eighth | 9 out |
| Future Pirate Tony Bartirome is born in Pittsburgh, PA. |
| Friday, May 13 |
| Future Pirate Jack Shepard is born in Clovis, CA. |
| Sunday, May 15 |
| » Defeated Dodgers (10-15), 2-0 | Ebbets Field (1-0) | 8-15 | |
| » Starters: Steve Swetonic vs Joe Shaute | Eighth | 8 out |
| Monday, May 16 |
| » Lost to Dodgers (11-15), 11-1 | Forbes Field (4-9) | 8-16 | |
| » Starters: Van Mungo vs Larry French | Eighth | 9 out |
| Tuesday, May 17 |
| » Defeated Dodgers (11-16), 3-1 | Forbes Field (5-9) | 9-16 | |
| » Starters: Ray Phelps vs Bill Harris | Eighth | 9 out |
| Wednesday, May 18 |
| » Lost to Dodgers (12-16), 4-2 | Forbes Field (5-10) | 9-17 | |
| » Starters: Watty Clark vs Bill Swift | Eighth | 10 out |
| Thursday, May 19 |
| » Defeated Dodgers (12-17), 3-2 | Forbes Field (6-10) | 10-17 | |
| » Starters: Joe Shaute vs Glenn Spencer | Eighth | 10 out |
| Friday, May 20 |
| » Defeated Cardinals (15-17), 5-0 | Sportsman's Park III (3-2) | 11-17 | Won 2 |
| » Starters: Larry French vs Paul Derringer | Eighth | 9 out |
| Sunday, May 22 |
| » Defeated Cardinals (15-18), 5-1 | Sportsman's Park III (4-2) | 12-17 | Won 3 |
| » Starters: Steve Swetonic vs Dizzy Dean | Eighth | 8 out |
| » Lost to Cardinals (16-18), 5-3 | Sportsman's Park III (4-3) | 12-18 | |
| » Starters: Bill Harris vs Bill Hallahan | Eighth | 8 out |
| Tuesday, May 24 |
| » Defeated Reds (21-18), 5-3 | Crosley Field (2-3) | 13-18 | |
| » Starters: Larry French vs Si Johnson | Seventh | 7 out |
| Wednesday, May 25 |
| » Defeated Reds (21-19), 9-4 | Crosley Field (3-3) | 14-18 | Won 2 |
| » Starters: Ray Kremer vs Ownie Carroll | Sixth | 7 out |
| Thursday, May 26 |
| » Defeated Reds (21-20), 3-2 | Crosley Field (4-3) | 15-18 | Won 3 |
| » Starters: Bill Harris vs Red Lucas | Fifth | 6½ out |
| Friday, May 27 |
| » Defeated Cardinals (17-20), 8-4 | Forbes Field (7-10) | 16-18 | Won 4 |
| » Starters: Jesse Haines vs Larry French | Fourth | 6½ out |
| Saturday, May 28 |
| » Defeated Cardinals (17-21), 8-6 | Forbes Field (8-10) | 17-18 | Won 5 |
| » Starters: Dizzy Dean vs Steve Swetonic | Fourth | 5½ out |
| Sunday, May 29 |
| » Lost to Cubs (25-14), 7-3 | Wrigley Field (0-3) | 17-19 | |
| » Starters: Bill Swift vs Pat Malone | Fourth | 5½ out |
| » Defeated Cubs (25-15), 2-0 | Wrigley Field (1-3) | 18-19 | |
| » Starters: Glenn Spencer vs Bob Smith | Fourth | 5½ out |
| » Major-league debuts: Tom Padden (Pirates) |
| Monday, May 30 |
| » Lost to Reds (24-22), 4-2 | Forbes Field (8-11) | 18-20 | |
| » Starters: Eppa Rixey vs Bill Harris | Fifth | 5½ out |
| » Defeated Reds (24-23), 5-2 | Forbes Field (9-11) | 19-20 | |
| » Starters: Larry Benton vs Bill Swift | Fifth | 5½ out |
| Tuesday, May 31 |
| » Defeated Reds (24-24), 4-1 | Forbes Field (10-11) | 20-20 | Won 2 |
| » Starters: Red Lucas vs Larry French | Third | 5½ out |
| Thursday, June 2 |
| » Lost to Cubs (28-17), 9-5 | Forbes Field (10-12) | 20-21 | |
| » Starters: Charlie Root vs Glenn Spencer | Fifth | 6 out |
| Friday, June 3 |
| » Defeated Cubs (28-18), 6-5 | Forbes Field (11-12) | 21-21 | |
| » Starters: Bob Smith vs Steve Swetonic | Third | 5 out |
| Saturday, June 4 |
| » Defeated Cubs (28-19), 12-4 | Forbes Field (12-12) | 22-21 | Won 2 |
| » Starters: Burleigh Grimes vs Heinie Meine | Third | 4 out |
| Tuesday, June 7 |
| » Defeated Phillies (22-28), 7-4 | Baker Bowl (1-0) | 23-21 | Won 3 |
| » Starters: Larry French vs Snipe Hansen | Third | 3½ out |
| Wednesday, June 8 |
| » Lost to Phillies (23-28), 11-10 | Baker Bowl (1-1) | 23-22 | |
| » Starters: Glenn Spencer vs Jumbo Elliott | Third | 4 out |
| Thursday, June 9 |
| » Defeated Phillies (23-29), 4-3 | Baker Bowl (2-1) | 24-22 | |
| » Starters: Steve Swetonic vs Ed Holley | Third | 3 out |
| Friday, June 10 |
| » Lost to Phillies (24-29), 6-5 | Baker Bowl (2-2) | 24-23 | |
| » Starters: Heinie Meine vs Ray Benge | Third | 3½ out |
| Saturday, June 11 |
| » Lost to Giants (24-25), 6-4 | Polo Grounds V (0-1) | 24-24 | Lost 2 |
| » Starters: Larry French vs Bill Walker | Third | 4 out |
| Wednesday, June 15 |
| » Defeated Braves (30-25), 5-2 | Braves Field (1-0) | 25-24 | |
| » Starters: Heinie Meine vs Ed Brandt | Third | 3½ out |
| Friday, June 17 |
| Future Pirate Bennie Daniels is born in Tuscaloosa, AL. |
| Saturday, June 18 |
| » Defeated Braves (30-26), 2-0 | Braves Field (2-0) | 26-24 | Won 2 |
| » Starters: Steve Swetonic vs Bob Brown | Third | 4 out |
| » Lost to Braves (31-26), 2-1 | Braves Field (2-1) | 26-25 | |
| » Starters: Ray Kremer vs Huck Betts | Third | 4 out |
| Future Pirate Ron Necciai is born in Gallatin, PA. |
| Sunday, June 19 |
| » Defeated Dodgers (29-31), 2-1 | Ebbets Field (2-0) | 27-25 | |
| » Starters: Heinie Meine vs Watty Clark | Third | 3½ out |
| Monday, June 20 |
| » Lost to Dodgers (30-31), 2-1 | Ebbets Field (2-1) | 27-26 | |
| » Starters: Bill Harris vs Van Mungo | Third | 3½ out |
| Tuesday, June 21 |
| » Lost to Dodgers (31-31), 9-2 | Ebbets Field (2-2) | 27-27 | Lost 2 |
| » Starters: Bill Swift vs Fred Heimach | Third | 4½ out |
| Wednesday, June 22 |
| » Defeated Dodgers (31-32), 7-6 | Ebbets Field (3-2) | 28-27 | |
| » Starters: Larry French vs Joe Shaute | Third | 3½ out |
| Friday, June 24 |
| » Defeated Reds (31-38), 4-3 | Forbes Field (13-12) | 29-27 | Won 2 |
| » Starters: Eppa Rixey vs Heinie Meine | Third | 2½ out |
| Saturday, June 25 |
| » Defeated Reds (31-39), 5-4 | Forbes Field (14-12) | 30-27 | Won 3 |
| » Starters: Red Lucas vs Steve Swetonic | Second | 2 out |
| » Defeated Reds (31-40), 8-5 | Forbes Field (15-12) | 31-27 | Won 4 |
| » Starters: Ray Kolp vs Ray Kremer | Second | 2 out |
| Sunday, June 26 |
| » Defeated Reds (31-41), 5-0 | Crosley Field (5-3) | 32-27 | Won 5 |
| » Starters: Larry French vs Si Johnson | First | -- |
| » Defeated Reds (31-42), 9-5 | Crosley Field (6-3) | 33-27 | Won 6 |
| » Starters: Bill Harris vs Ownie Carroll | First | -- |
| Thursday, June 30 |
| » Defeated Cardinals (33-33), 9-6 | Forbes Field (16-12) | 34-27 | Won 7 |
| » Starters: Jesse Haines vs Heinie Meine | First | -- |
| Friday, July 1 |
| » Lost to Cardinals (34-33), 5-3 | Forbes Field (16-13) | 34-28 | |
| » Starters: Dizzy Dean vs Steve Swetonic | Second | 2½ out |
| Saturday, July 2 |
| » Lost to Cardinals (35-33), 5-4 | Forbes Field (16-14) | 34-29 | Lost 2 |
| » Starters: Bill Hallahan vs Ray Kremer | Second | 2½ out |
| Sunday, July 3 |
| » Defeated Cubs (37-32), 5-4 | Wrigley Field (2-3) | 35-29 | |
| » Starters: Heinie Meine vs Pat Malone | First | -- |
| Monday, July 4 |
| » Defeated Cubs (37-33), 9-6 | Forbes Field (17-14) | 36-29 | Won 2 |
| » Starters: Burleigh Grimes vs Larry French | First | -- |
| » Defeated Cubs (37-34), 6-5 | Forbes Field (18-14) | 37-29 | Won 3 |
| » Starters: Guy Bush vs Glenn Spencer | First | -- |
| Tuesday, July 5 |
| » Defeated Giants (32-35), 4-3 | Forbes Field (19-14) | 38-29 | Won 4 |
| » Starters: Bill Walker vs Bill Swift | First | -- |
| Wednesday, July 6 |
| » Defeated Giants (32-36), 4-2 | Forbes Field (20-14) | 39-29 | Won 5 |
| » Starters: Jim Mooney vs Steve Swetonic | First | -- |
| » Defeated Giants (32-37), 3-1 | Forbes Field (21-14) | 40-29 | Won 6 |
| » Starters: Dolf Luque vs Larry French | First | -- |
| Thursday, July 7 |
| » Lost to Giants (33-37), 4-3 | Forbes Field (21-15) | 40-30 | |
| » Starters: Freddie Fitzsimmons vs Heinie Meine | First | -- |
| Friday, July 8 |
| » Defeated Giants (33-38), 8-7 | Forbes Field (22-15) | 41-30 | |
| » Starters: Carl Hubbell vs Ray Kremer | First | -- |
| Saturday, July 9 |
| » Lost to Dodgers (38-39), 9-3 | Forbes Field (22-16) | 41-31 | |
| » Starters: Dazzy Vance vs Glenn Spencer | First | -- |
| Sunday, July 10 |
| » Defeated Dodgers (38-40), 8-7 | Ebbets Field (4-2) | 42-31 | |
| » Starters: Larry French vs Van Mungo | First | -- |
| Monday, July 11 |
| » Defeated Dodgers (38-41), 5-3 | Forbes Field (23-16) | 43-31 | Won 2 |
| » Starters: Fred Heimach vs Steve Swetonic | First | -- |
| Tuesday, July 12 |
| » Defeated Dodgers (38-42), 8-7 | Forbes Field (24-16) | 44-31 | Won 3 |
| » Starters: Watty Clark vs Heinie Meine | First | -- |
| Wednesday, July 13 |
| » Lost to Braves (43-38), 5-1 | Forbes Field (24-17) | 44-32 | |
| » Starters: Ed Brandt vs Larry French | First | -- |
| » Lost to Braves (44-38), 10-5 | Forbes Field (24-18) | 44-33 | Lost 2 |
| » Starters: Tom Zachary vs Leon Chagnon | First | -- |
| Thursday, July 14 |
| » Defeated Braves (44-39), 6-1 | Forbes Field (25-18) | 45-33 | |
| » Starters: Socks Seibold vs Bill Swift | First | -- |
| Friday, July 15 |
| » Defeated Braves (44-40), 1-0 | Forbes Field (26-18) | 46-33 | Won 2 |
| » Starters: Hub Pruett vs Ray Kremer | First | -- |
| Saturday, July 16 |
| » Defeated Braves (44-41), 2-1 | Forbes Field (27-18) | 47-33 | Won 3 |
| » Starters: Huck Betts vs Heinie Meine | First | -- |
| » Defeated Braves (44-42), 9-8 | Forbes Field (28-18) | 48-33 | Won 4 |
| » Starters: Ben Cantwell vs Bill Harris | First | -- |
| Monday, July 18 |
| » Lost to Phillies (44-45), 5-4 | Forbes Field (28-19) | 48-34 | |
| » Starters: Jumbo Elliott vs Larry French | First | -- |
| Tuesday, July 19 |
| » Defeated Phillies (44-46), 5-2 | Forbes Field (29-19) | 49-34 | |
| » Starters: Snipe Hansen vs Bill Swift | First | -- |
| » Lost to Phillies (45-46), 6-5 | Forbes Field (29-20) | 49-35 | |
| » Starters: Flint Rhem vs Leon Chagnon | First | -- |
| Wednesday, July 20 |
| » Lost to Phillies (46-46), 6-2 | Forbes Field (29-21) | 49-36 | Lost 2 |
| » Starters: Ed Holley vs Heinie Meine | First | -- |
| Thursday, July 21 |
| » Defeated Phillies (46-47), 3-2 | Forbes Field (30-21) | 50-36 | |
| » Starters: Jumbo Elliott vs Ray Kremer | First | -- |
| Friday, July 22 |
| » Defeated Cubs (48-40), 3-1 | Forbes Field (31-21) | 51-36 | Won 2 |
| » Starters: Pat Malone vs Steve Swetonic | First | -- |
| » Major-league debuts: Frank Demaree (Cubs) |
| Future Pirate Jack McMahan is born in Hot Springs, AR. |
| Saturday, July 23 |
| » Defeated Cubs (48-41), 11-8 | Forbes Field (32-21) | 52-36 | Won 3 |
| » Starters: Charlie Root vs Bill Swift | First | -- |
| Sunday, July 24 |
| » Lost to Cubs (49-41), 7-2 | Wrigley Field (2-4) | 52-37 | |
| » Starters: Heinie Meine vs Lon Warneke | First | -- |
| » Defeated Cubs (49-42), 7-5 | Wrigley Field (3-4) | 53-37 | |
| » Starters: Glenn Spencer vs Guy Bush | First | -- |
| Tuesday, July 26 |
| » Lost to Giants (43-46), 7-3 | Polo Grounds V (0-2) | 53-38 | |
| » Starters: Larry French vs Carl Hubbell | First | -- |
| » Defeated Giants (43-47), 7-5 | Polo Grounds V (1-2) | 54-38 | |
| » Starters: Erv Brame vs Jim Mooney | First | -- |
| Wednesday, July 27 |
| » Defeated Giants (43-48), 9-8 | Polo Grounds V (2-2) | 55-38 | Won 2 |
| » Starters: Ray Kremer vs Bill Walker | First | -- |
| » Defeated Giants (43-49), 4-2 | Polo Grounds V (3-2) | 56-38 | Won 3 |
| » Starters: Bill Swift vs Waite Hoyt | First | -- |
| Thursday, July 28 |
| » Defeated Giants (43-50), 10-7 | Polo Grounds V (4-2) | 57-38 | Won 4 |
| » Starters: Steve Swetonic vs Freddie Fitzsimmons | First | -- |
| » Defeated Giants (43-51), 9-1 | Polo Grounds V (5-2) | 58-38 | Won 5 |
| » Starters: Heinie Meine vs Hi Bell | First | -- |
| Friday, July 29 |
| » Defeated Giants (43-52), 4-3 | Polo Grounds V (6-2) | 59-38 | Won 6 |
| » Starters: Bill Harris vs Dolf Luque | First | -- |
| Saturday, July 30 |
| » Lost to Phillies (52-50), 7-4 | Baker Bowl (2-3) | 59-39 | |
| » Starters: Bill Swift vs Jumbo Elliott | First | -- |
| » Lost to Phillies (53-50), 13-3 | Baker Bowl (2-4) | 59-40 | Lost 2 |
| » Starters: Glenn Spencer vs Snipe Hansen | First | -- |
| Monday, August 1 |
| » Lost to Phillies (54-50), 18-5 | Baker Bowl (2-5) | 59-41 | Lost 3 |
| » Starters: Heinie Meine vs Flint Rhem | First | -- |
| Tuesday, August 2 |
| » Lost to Phillies (55-50), 11-6 | Baker Bowl (2-6) | 59-42 | Lost 4 |
| » Starters: Larry French vs Jumbo Elliott | First | -- |
| Thursday, August 4 |
| » Lost to Dodgers (52-52), 7-4 | Ebbets Field (4-3) | 59-43 | Lost 5 |
| » Starters: Steve Swetonic vs Watty Clark | First | -- |
| » Lost to Dodgers (53-52), 6-5 | Ebbets Field (4-4) | 59-44 | Lost 6 |
| » Starters: Ray Kremer vs Joe Shaute | First | -- |
| Saturday, August 6 |
| » Lost to Dodgers (54-52), 2-1 | Ebbets Field (4-5) | 59-45 | Lost 7 |
| » Starters: Heinie Meine vs Fred Heimach | First | -- |
| Sunday, August 7 |
| » Lost to Braves (55-52), 2-1 | Braves Field (2-2) | 59-46 | Lost 8 |
| » Starters: Steve Swetonic vs Ed Brandt | First | -- |
| » Lost to Braves (56-52), 7-6 | Braves Field (2-3) | 59-47 | Lost 9 |
| » Starters: Bill Swift vs Socks Seibold | First | -- |
| Tuesday, August 9 |
| » Lost to Braves (57-52), 4-0 | Braves Field (2-4) | 59-48 | Lost 10 |
| » Starters: Ray Kremer vs Huck Betts | First | -- |
| Wednesday, August 10 |
| » Defeated Braves (57-53), 5-2 | Braves Field (3-4) | 60-48 | |
| » Starters: Heinie Meine vs Tom Zachary | First | -- |
| » Lost to Braves (58-53), 3-2 | Braves Field (3-5) | 60-49 | |
| » Starters: Larry French vs Ed Brandt | First | -- |
| Thursday, August 11 |
| » Lost to Cubs (59-48), 3-2 | Forbes Field (32-22) | 60-50 | Lost 2 |
| » Starters: Lon Warneke vs Steve Swetonic | Second | 1½ out |
| Saturday, August 13 |
| » Lost to Reds (49-67), 3-0 | Forbes Field (32-23) | 60-51 | Lost 3 |
| » Starters: Eppa Rixey vs Bill Swift | Second | 1½ out |
| Monday, August 15 |
| » Lost to Dodgers (62-55), 11-6 | Forbes Field (32-24) | 60-52 | Lost 4 |
| » Starters: Joe Shaute vs Heinie Meine | Second | 1 out |
| Tuesday, August 16 |
| » Defeated Dodgers (62-56), 4-0 | Forbes Field (33-24) | 61-52 | |
| » Starters: Watty Clark vs Larry French | Second | 1 out |
| Wednesday, August 17 |
| » Lost to Dodgers (63-56), 4-1 | Forbes Field (33-25) | 61-53 | |
| » Starters: Fred Heimach vs Bill Swift | Second | 2 out |
| Friday, August 19 |
| » Lost to Giants (55-60), 10-4 | Forbes Field (33-26) | 61-54 | Lost 2 |
| » Starters: Carl Hubbell vs Heinie Meine | Third | 2½ out |
| Saturday, August 20 |
| » Defeated Giants (55-61), 3-2 | Forbes Field (34-26) | 62-54 | |
| » Starters: Bill Walker vs Larry French | Third | 3 out |
| » Lost to Giants (56-61), 8-1 | Forbes Field (34-27) | 62-55 | |
| » Starters: Hi Bell vs Bill Harris | Third | 3 out |
| Sunday, August 21 |
| » Lost to Reds (52-73), 2-0 | Crosley Field (6-4) | 62-56 | Lost 2 |
| » Starters: Bill Swift vs Eppa Rixey | Third | 4 out |
| Monday, August 22 |
| » Defeated Giants (57-62), 6-1 | Forbes Field (35-27) | 63-56 | |
| » Starters: Jim Mooney vs Heinie Meine | Third | 4½ out |
| » Lost to Giants (58-62), 4-3 | Forbes Field (35-28) | 63-57 | |
| » Starters: Waite Hoyt vs Leon Chagnon | Third | 4½ out |
| Tuesday, August 23 |
| » Defeated Giants (58-63), 4-3 | Forbes Field (36-28) | 64-57 | |
| » Starters: Carl Hubbell vs Larry French | Third | 4½ out |
| Wednesday, August 24 |
| » Lost to Phillies (62-63), 9-6 | Forbes Field (36-29) | 64-58 | |
| » Starters: Jumbo Elliott vs Bill Swift | Third | 5½ out |
| Thursday, August 25 |
| » Lost to Phillies (63-63), 11-3 | Forbes Field (36-30) | 64-59 | Lost 2 |
| » Starters: Snipe Hansen vs Heinie Meine | Third | 7 out |
| » Lost to Phillies (64-63), 6-5 | Forbes Field (36-31) | 64-60 | Lost 3 |
| » Starters: Ray Benge vs Bill Harris | Third | 7 out |
| Friday, August 26 |
| » Defeated Phillies (64-64), 8-0 | Forbes Field (37-31) | 65-60 | |
| » Starters: Phil Collins vs Leon Chagnon | Third | 7 out |
| Saturday, August 27 |
| » Defeated Braves (63-65), 7-4 | Forbes Field (38-31) | 66-60 | Won 2 |
| » Starters: Ed Brandt vs Larry French | Third | 7½ out |
| Tuesday, August 30 |
| » Defeated Braves (63-66), 10-7 | Forbes Field (39-31) | 67-60 | Won 3 |
| » Starters: Bob Brown vs Heinie Meine | Second | 7½ out |
| » Defeated Braves (63-67), 3-2 | Forbes Field (40-31) | 68-60 | Won 4 |
| » Starters: Tom Zachary vs Bill Swift | Second | 7½ out |
| Wednesday, August 31 |
| » Defeated Braves (63-68), 2-1 | Forbes Field (41-31) | 69-60 | Won 5 |
| » Starters: Huck Betts vs Leon Chagnon | Second | 7½ out |
| Friday, September 2 |
| » Defeated Reds (55-78), 2-1 | Forbes Field (42-31) | 70-60 | Won 6 |
| » Starters: Red Lucas vs Larry French | Second | 7½ out |
| Saturday, September 3 |
| » Defeated Reds (55-79), 7-1 | Forbes Field (43-31) | 71-60 | Won 7 |
| » Starters: Eppa Rixey vs Bill Swift | Second | 7 out |
| Sunday, September 4 |
| » Defeated Reds (55-80), 5-2 | Crosley Field (7-4) | 72-60 | Won 8 |
| » Starters: Leon Chagnon vs Larry Benton | Second | 7 out |
| Monday, September 5 |
| » Defeated Cardinals (64-69), 4-3 | Forbes Field (44-31) | 73-60 | Won 9 |
| » Starters: Allyn Stout vs Heinie Meine | Second | 6 out |
| » Defeated Cardinals (64-70), 3-1 | Forbes Field (45-31) | 74-60 | Won 10 |
| » Starters: Paul Derringer vs Larry French | Second | 6 out |
| Wednesday, September 7 |
| » Defeated Dodgers (71-66), 8-3 | Ebbets Field (5-5) | 75-60 | Won 11 |
| » Starters: Bill Swift vs Van Mungo | Second | 5 out |
| » Lost to Dodgers (72-66), 4-2 | Ebbets Field (5-6) | 75-61 | |
| » Starters: Bill Harris vs Fred Heimach | Second | 5 out |
| » Major-league debuts: Dick Siebert (Dodgers) |
| Thursday, September 8 |
| » Lost to Dodgers (73-66), 12-2 | Ebbets Field (5-7) | 75-62 | Lost 2 |
| » Starters: Leon Chagnon vs Watty Clark | Second | 5½ out |
| » Major-league debuts: Bill Brubaker (Pirates) |
| Saturday, September 10 |
| » Defeated Phillies (71-68), 5-2 | Baker Bowl (3-6) | 76-62 | |
| » Starters: Larry French vs Snipe Hansen | Second | 5½ out |
| » Defeated Phillies (71-69), 5-4 | Baker Bowl (4-6) | 77-62 | Won 2 |
| » Starters: Heinie Meine vs Jumbo Elliott | Second | 5½ out |
| Sunday, September 11 |
| » Major-league debuts: Bill DeLancey and Ray Starr (Cardinals) |
| Monday, September 12 |
| » Defeated Phillies (71-70), 4-2 | Baker Bowl (5-6) | 78-62 | Won 3 |
| » Starters: Bill Swift vs Flint Rhem | Second | 5 out |
| Tuesday, September 13 |
| » Lost to Braves (72-72), 3-0 | Braves Field (3-6) | 78-63 | |
| » Starters: Leon Chagnon vs Ed Brandt | Second | 5½ out |
| Wednesday, September 14 |
| » Lost to Braves (73-72), 5-2 | Braves Field (3-7) | 78-64 | Lost 2 |
| » Starters: Larry French vs Bob Brown | Second | 5½ out |
| » Major-league debuts: Hal Smith (Pirates) |
| Thursday, September 15 |
| » Defeated Braves (73-73), 3-2 | Braves Field (4-7) | 79-64 | |
| » Starters: Heinie Meine vs Huck Betts | Second | 5½ out |
| Saturday, September 17 |
| » Lost to Giants (67-77), 7-4 | Polo Grounds V (6-3) | 79-65 | |
| » Starters: Bill Swift vs Bill Walker | Second | 6½ out |
| Sunday, September 18 |
| » Defeated Giants (67-78), 7-4 | Polo Grounds V (7-3) | 80-65 | |
| » Starters: Larry French vs Hal Schumacher | Second | 6 out |
| » Defeated Giants (67-79), 6-3 | Polo Grounds V (8-3) | 81-65 | Won 2 |
| » Starters: Leon Chagnon vs Roy Parmelee | Second | 6 out |
| Tuesday, September 20 |
| » Lost to Cubs (89-60), 5-2 | Wrigley Field (3-5) | 81-66 | |
| » Starters: Steve Swetonic vs Guy Bush | Second | 6 out |
| » Defeated Cubs (89-61), 5-0 | Wrigley Field (4-5) | 82-66 | |
| » Starters: Heinie Meine vs Bud Tinning | Second | 6 out |
| Wednesday, September 21 |
| » Defeated Cubs (89-62), 9-6 | Wrigley Field (5-5) | 83-66 | Won 2 |
| » Starters: Bill Swift vs Pat Malone | Second | 5 out |
| Thursday, September 22 |
| » Defeated Cubs (89-63), 7-0 | Wrigley Field (6-5) | 84-66 | Won 3 |
| » Starters: Hal Smith vs Burleigh Grimes | Second | 4 out |
| Friday, September 23 |
| » Lost to Cardinals (71-80), 8-4 | Sportsman's Park III (4-4) | 84-67 | |
| » Starters: Leon Chagnon vs Paul Derringer | Second | 4½ out |
| Saturday, September 24 |
| » Defeated Cardinals (71-81), 7-4 | Sportsman's Park III (5-4) | 85-67 | |
| » Starters: Larry French vs Jim Winford | Second | 4½ out |
| Sunday, September 25 |
| » Defeated Cardinals (71-82), 7-1 | Sportsman's Park III (6-4) | 86-67 | Won 2 |
| » Starters: Bill Harris vs Ray Starr | Second | 4 out |
| » Lost to Cardinals (72-82), 7-4 | Sportsman's Park III (6-5) | 86-68 | |
| » Starters: Glenn Spencer vs Dizzy Dean | Second | 4 out |
| Sunday, October 2 |
| Future Pirate Maury Wills is born in Washington, DC. |
| Monday, November 7 |
| Future Pirate Dick Stuart is born in San Francisco, CA. |
Game information provided by Retrosheet (www.retrosheet.org) |