| Friday, February 18 |
| Future Pirate Manny Mota is born in Santo Domingo, D.R. |
| Friday, April 8 |
| Future Pirate Tom Butters is born in Delaware, OH. |
| Monday, April 18 |
| » Major-league debuts: Taffy Wright (Senators) |
| Tuesday, April 19 |
| » Defeated Cardinals (0-1), 4-3 | Sportsman's Park III (1-0) | 1-0 | |
| » Starters: Cy Blanton vs Bob Weiland | First | -- |
| » Major-league debuts: Enos Slaughter (Cardinals) Bob Klinger and Johnny Rizzo (Pirates) |
| Wednesday, April 20 |
| » Defeated Cardinals (0-2), 9-4 | Sportsman's Park III (2-0) | 2-0 | Won 2 |
| » Starters: Jim Tobin vs Si Johnson | First | -- |
| » Major-league debuts: Max Lanier (Cardinals) |
| Thursday, April 21 |
| » Defeated Cardinals (0-3), 6-5 | Sportsman's Park III (3-0) | 3-0 | Won 3 |
| » Starters: Ed Brandt vs Curt Davis | First | -- |
| » Major-league debuts: Max Macon (Cardinals) |
| Friday, April 22 |
| » Defeated Reds (1-3), 7-4 | Forbes Field (1-0) | 4-0 | Won 4 |
| » Starters: Johnny Vander Meer vs Red Lucas | First | -- |
| Saturday, April 23 |
| » Defeated Reds (1-4), 6-2 | Forbes Field (2-0) | 5-0 | Won 5 |
| » Starters: Gene Schott vs Cy Blanton | First | -- |
| Sunday, April 24 |
| » Defeated Reds (1-5), 2-1 | Forbes Field (3-0) | 6-0 | Won 6 |
| » Starters: Peaches Davis vs Jim Tobin | First | -- |
| Monday, April 25 |
| » Defeated Cubs (4-3), 8-6 | Forbes Field (4-0) | 7-0 | Won 7 |
| » Starters: Clay Bryant vs Russ Bauers | First | -- |
| Tuesday, April 26 |
| » Lost to Cubs (5-3), 5-3 | Forbes Field (4-1) | 7-1 | |
| » Starters: Tex Carleton vs Ed Brandt | First | -- |
| Wednesday, April 27 |
| » Defeated Cubs (5-4), 6-5 | Forbes Field (5-1) | 8-1 | |
| » Starters: Larry French vs Cy Blanton | First | -- |
| Thursday, April 28 |
| » Lost to Cardinals (3-7), 5-3 | Forbes Field (5-2) | 8-2 | |
| » Starters: Bob Weiland vs Jim Tobin | Second | 1 out |
| Saturday, April 30 |
| » Lost to Reds (4-8), 2-0 | Crosley Field (0-1) | 8-3 | Lost 2 |
| » Starters: Russ Bauers vs Peaches Davis | Second | 2 out |
| Sunday, May 1 |
| » Lost to Reds (5-8), 4-1 | Crosley Field (0-2) | 8-4 | Lost 3 |
| » Starters: Bill Swift vs Al Hollingsworth | Third | 3 out |
| Monday, May 2 |
| » Lost to Reds (6-8), 8-6 | Crosley Field (0-3) | 8-5 | Lost 4 |
| » Starters: Cy Blanton vs Johnny Vander Meer | Third | 4 out |
| Tuesday, May 3 |
| » Lost to Dodgers (6-8), 7-2 | Forbes Field (5-3) | 8-6 | Lost 5 |
| » Starters: Tot Pressnell vs Jim Tobin | Third | 4 out |
| Future Pirate Chris Cannizzaro is born in Oakland, CA. |
| Wednesday, May 4 |
| » Defeated Dodgers (6-9), 9-5 | Forbes Field (6-3) | 9-6 | |
| » Starters: Luke Hamlin vs Russ Bauers | Third | 4 out |
| Thursday, May 5 |
| » Defeated Dodgers (6-10), 4-2 | Forbes Field (7-3) | 10-6 | Won 2 |
| » Starters: Waite Hoyt vs Red Lucas | Third | 3 out |
| Friday, May 6 |
| » Lost to Giants (14-3), 11-7 | Forbes Field (7-4) | 10-7 | |
| » Starters: Cliff Melton vs Mace Brown | Third | 4 out |
| Saturday, May 7 |
| » Lost to Giants (15-3), 6-5 | Forbes Field (7-5) | 10-8 | Lost 2 |
| » Starters: Hal Schumacher vs Jim Tobin | Third | 5 out |
| Sunday, May 8 |
| » Defeated Braves (6-9), 2-1 | Forbes Field (8-5) | 11-8 | |
| » Starters: Lou Fette vs Russ Bauers | Third | 5 out |
| Monday, May 9 |
| » Lost to Braves (7-9), 7-5 | Forbes Field (8-6) | 11-9 | |
| » Starters: Danny MacFayden vs Cy Blanton | Third | 5½ out |
| Friday, May 13 |
| » Defeated Cubs (14-10), 4-1 | Wrigley Field (1-0) | 12-9 | |
| » Starters: Red Lucas vs Larry French | Third | 6 out |
| Sunday, May 15 |
| » Defeated Cubs (14-11), 4-3 | Wrigley Field (2-0) | 13-9 | Won 2 |
| » Starters: Jim Tobin vs Bill Lee | Second | 5½ out |
| Future Pirate Al McBean is born in Charlotte Amalie, V.I. |
| Tuesday, May 17 |
| » Lost to Braves (10-11), 1-0 | Braves Field (0-1) | 13-10 | |
| » Starters: Russ Bauers vs Milt Shoffner | Second | 6 out |
| Wednesday, May 18 |
| » Lost to Braves (11-11), 2-1 | Braves Field (0-2) | 13-11 | Lost 2 |
| » Starters: Bob Klinger vs Jim Turner | Third | 6 out |
| Thursday, May 19 |
| » Lost to Braves (12-11), 4-3 | Braves Field (0-3) | 13-12 | Lost 3 |
| » Starters: Bill Swift vs Lou Fette | Fourth | 6 out |
| Friday, May 20 |
| » Lost to Dodgers (12-18), 7-5 | Ebbets Field (0-1) | 13-13 | Lost 4 |
| » Starters: Red Lucas vs Van Mungo | Fifth | 6 out |
| Saturday, May 21 |
| » Defeated Dodgers (12-19), 5-4 | Ebbets Field (1-1) | 14-13 | |
| » Starters: Russ Bauers vs Luke Hamlin | Fifth | 5 out |
| Sunday, May 22 |
| » Lost to Giants (20-8), 18-2 | Polo Grounds V (0-1) | 14-14 | |
| » Starters: Ed Brandt vs Carl Hubbell | Fifth | 6 out |
| Monday, May 23 |
| » Defeated Giants (20-9), 4-3 | Polo Grounds V (1-1) | 15-14 | |
| » Starters: Cy Blanton vs Harry Gumbert | Fifth | 5 out |
| Wednesday, May 25 |
| » Lost to Phillies (9-18), 2-1 | Baker Bowl (0-1) | 15-15 | |
| » Starters: Jim Tobin vs Bucky Walters | Fifth | 6½ out |
| Friday, May 27 |
| » Lost to Cubs (22-13), 5-0 | Forbes Field (8-7) | 15-16 | Lost 2 |
| » Starters: Bill Lee vs Bob Klinger | Fifth | 7 out |
| Saturday, May 28 |
| » Lost to Cubs (23-13), 9-3 | Forbes Field (8-8) | 15-17 | Lost 3 |
| » Starters: Clay Bryant vs Russ Bauers | Fifth | 8½ out |
| Sunday, May 29 |
| » Defeated Cubs (23-14), 2-1 | Forbes Field (9-8) | 16-17 | |
| » Starters: Larry French vs Red Lucas | Fifth | 8½ out |
| Monday, May 30 |
| » Defeated Cardinals (12-20), 5-4 | Forbes Field (10-8) | 17-17 | Won 2 |
| » Starters: Clyde Shoun vs Jim Tobin | Fifth | 7½ out |
| » Lost to Cardinals (13-20), 9-6 | Forbes Field (10-9) | 17-18 | |
| » Starters: Curt Davis vs Joe Bowman | Fifth | 7½ out |
| Wednesday, June 1 |
| » Defeated Giants (25-12), 4-1 | Forbes Field (11-9) | 18-18 | |
| » Starters: Cliff Melton vs Russ Bauers | Fifth | 6½ out |
| Thursday, June 2 |
| Future Pirate Gene Michael is born in Kent, OH. |
| Friday, June 3 |
| » Defeated Giants (25-13), 6-5 | Forbes Field (12-9) | 19-18 | Won 2 |
| » Starters: Harry Gumbert vs Bob Klinger | Fourth | 5½ out |
| Saturday, June 4 |
| » Defeated Dodgers (16-27), 4-3 | Forbes Field (13-9) | 20-18 | Won 3 |
| » Starters: Freddie Fitzsimmons vs Jim Tobin | Fourth | 4½ out |
| Sunday, June 5 |
| » Lost to Dodgers (17-27), 10-5 | Forbes Field (13-10) | 20-19 | |
| » Starters: Bill Posedel vs Russ Bauers | Fifth | 5 out |
| Monday, June 6 |
| » Lost to Dodgers (18-27), 9-4 | Forbes Field (13-11) | 20-20 | Lost 2 |
| » Starters: Max Butcher vs Red Lucas | Fifth | 6 out |
| Wednesday, June 8 |
| » Defeated Braves (21-18), 4-1 | Forbes Field (14-11) | 21-20 | |
| » Starters: Lou Fette vs Bob Klinger | Fifth | 5½ out |
| Thursday, June 9 |
| » Defeated Braves (21-19), 5-3 | Forbes Field (15-11) | 22-20 | Won 2 |
| » Starters: Jim Turner vs Jim Tobin | Fifth | 5½ out |
| Friday, June 10 |
| » Lost to Phillies (12-28), 3-2 | Forbes Field (15-12) | 22-21 | |
| » Starters: Hugh Mulcahy vs Russ Bauers | Fifth | 6½ out |
| Saturday, June 11 |
| » Defeated Phillies (12-29), 4-3 | Forbes Field (16-12) | 23-21 | |
| » Starters: Bucky Walters vs Bill Swift | Fourth | 6 out |
| Sunday, June 12 |
| » Defeated Phillies (12-30), 11-5 | Forbes Field (17-12) | 24-21 | Won 2 |
| » Starters: Claude Passeau vs Bob Klinger | Fourth | 5½ out |
| Tuesday, June 14 |
| » Lost to Giants (32-17), 5-3 | Polo Grounds V (1-2) | 24-22 | |
| » Starters: Russ Bauers vs Hal Schumacher | Fourth | 6½ out |
| Wednesday, June 15 |
| » Defeated Giants (32-18), 2-0 | Polo Grounds V (2-2) | 25-22 | |
| » Starters: Jim Tobin vs Cliff Melton | Fourth | 5½ out |
| Thursday, June 16 |
| » Defeated Giants (32-19), 10-2 | Polo Grounds V (3-2) | 26-22 | Won 2 |
| » Starters: Bob Klinger vs Carl Hubbell | Fourth | 4½ out |
| Friday, June 17 |
| » Defeated Phillies (13-33), 4-3 | Baker Bowl (1-1) | 27-22 | Won 3 |
| » Starters: Bill Swift vs Al Hollingsworth | Fourth | 4½ out |
| Saturday, June 18 |
| » Lost to Phillies (14-33), 5-3 | Baker Bowl (1-2) | 27-23 | |
| » Starters: Russ Bauers vs Hugh Mulcahy | Fifth | 5½ out |
| Sunday, June 19 |
| » Defeated Phillies (14-34), 14-4 | Baker Bowl (2-2) | 28-23 | |
| » Starters: Jim Tobin vs Pete Sivess | Fourth | 3½ out |
| » Defeated Phillies (14-35), 16-3 | Baker Bowl (3-2) | 29-23 | Won 2 |
| » Starters: Cy Blanton vs Wayne LaMaster | Fourth | 3½ out |
| Tuesday, June 21 |
| » Defeated Dodgers (23-34), 9-3 | Ebbets Field (2-1) | 30-23 | Won 3 |
| » Starters: Bob Klinger vs Van Mungo | Fourth | 2½ out |
| Thursday, June 23 |
| » Lost to Dodgers (24-34), 8-1 | Ebbets Field (2-2) | 30-24 | |
| » Starters: Bill Swift vs Tot Pressnell | Fourth | 3 out |
| Saturday, June 25 |
| » Defeated Braves (27-27), 8-7 | Braves Field (1-3) | 31-24 | |
| » Starters: Jim Tobin vs Johnny Lanning | Fourth | 2½ out |
| Monday, June 27 |
| Future Pirate Elmo Plaskett is born in Frederiksted, V.I. |
| Tuesday, June 28 |
| » Lost to Reds (35-25), 5-2 | Forbes Field (17-13) | 31-25 | |
| » Starters: Johnny Vander Meer vs Russ Bauers | Fourth | 3½ out |
| Wednesday, June 29 |
| » Defeated Reds (35-26), 5-4 | Forbes Field (18-13) | 32-25 | |
| » Starters: Peaches Davis vs Jim Tobin | Third | 4 out |
| Thursday, June 30 |
| » Defeated Reds (35-27), 3-1 | Forbes Field (19-13) | 33-25 | Won 2 |
| » Starters: Bucky Walters vs Cy Blanton | Second | 4 out |
| Saturday, July 2 |
| » Defeated Cardinals (28-32), 5-1 | Forbes Field (20-13) | 34-25 | Won 3 |
| » Starters: Bill McGee vs Bob Klinger | Second | 4½ out |
| Sunday, July 3 |
| » Defeated Cardinals (28-33), 6-5 | Forbes Field (21-13) | 35-25 | Won 4 |
| » Starters: Curt Davis vs Jim Tobin | Second | 3½ out |
| » Defeated Cardinals (28-34), 6-2 | Forbes Field (22-13) | 36-25 | Won 5 |
| » Starters: Roy Henshaw vs Russ Bauers | Second | 3½ out |
| Monday, July 4 |
| » Defeated Reds (35-30), 2-1 | Crosley Field (1-3) | 37-25 | Won 6 |
| » Starters: Cy Blanton vs Peaches Davis | Second | 3½ out |
| » Defeated Reds (35-31), 3-2 | Crosley Field (2-3) | 38-25 | Won 7 |
| » Starters: Bill Swift vs Bucky Walters | Second | 3½ out |
| Friday, July 8 |
| » Defeated Cardinals (29-36), 6-2 | Sportsman's Park III (4-0) | 39-25 | Won 8 |
| » Starters: Bob Klinger vs Bill McGee | Second | 3½ out |
| Saturday, July 9 |
| » Defeated Cardinals (29-37), 8-7 | Sportsman's Park III (5-0) | 40-25 | Won 9 |
| » Starters: Jim Tobin vs Curt Davis | Second | 3½ out |
| Sunday, July 10 |
| » Defeated Cardinals (29-38), 5-2 | Sportsman's Park III (6-0) | 41-25 | Won 10 |
| » Starters: Cy Blanton vs Max Macon | Second | 3 out |
| » Defeated Cardinals (29-39), 4-3 | Sportsman's Park III (7-0) | 42-25 | Won 11 |
| » Starters: Russ Bauers vs Bob Weiland | Second | 3 out |
| Monday, July 11 |
| » Defeated Cubs (38-34), 5-3 | Wrigley Field (3-0) | 43-25 | Won 12 |
| » Starters: Bill Swift vs Larry French | Second | 2½ out |
| Tuesday, July 12 |
| » Defeated Cubs (38-35), 14-6 | Wrigley Field (4-0) | 44-25 | Won 13 |
| » Starters: Bob Klinger vs Tex Carleton | First | -- |
| Wednesday, July 13 |
| » Lost to Dodgers (32-42), 10-5 | Forbes Field (22-14) | 44-26 | |
| » Starters: Vito Tamulis vs Russ Bauers | First | -- |
| Thursday, July 14 |
| » Defeated Dodgers (32-43), 3-2 | Forbes Field (23-14) | 45-26 | |
| » Starters: Freddie Fitzsimmons vs Cy Blanton | First | -- |
| Friday, July 15 |
| » Lost to Dodgers (33-43), 9-4 | Forbes Field (23-15) | 45-27 | |
| » Starters: Luke Hamlin vs Bill Swift | First | -- |
| Saturday, July 16 |
| » Defeated Giants (48-30), 7-3 | Forbes Field (24-15) | 46-27 | |
| » Starters: Cliff Melton vs Bob Klinger | First | -- |
| Sunday, July 17 |
| » Lost to Giants (49-30), 2-1 | Forbes Field (24-16) | 46-28 | |
| » Starters: Carl Hubbell vs Jim Tobin | First | -- |
| » Tied Giants, 7-7 | Forbes Field (24-16) | 46-28 | |
| » Starters: Slick Castleman vs Russ Bauers | First | -- |
| Monday, July 18 |
| » Defeated Giants (49-31), 7-4 | Forbes Field (25-16) | 47-28 | |
| » Starters: Harry Gumbert vs Cy Blanton | First | -- |
| Tuesday, July 19 |
| » Defeated Phillies (22-52), 8-0 | Forbes Field (26-16) | 48-28 | Won 2 |
| » Starters: Hugh Mulcahy vs Ed Brandt | First | -- |
| Wednesday, July 20 |
| » Lost to Phillies (23-52), 11-0 | Forbes Field (26-17) | 48-29 | |
| » Starters: Al Hollingsworth vs Bob Klinger | First | -- |
| » Defeated Phillies (23-53), 4-1 | Forbes Field (27-17) | 49-29 | |
| » Starters: Pete Sivess vs Russ Bauers | First | -- |
| Thursday, July 21 |
| » Defeated Phillies (23-54), 5-4 | Forbes Field (28-17) | 50-29 | Won 2 |
| » Starters: Bill Hallahan vs Jim Tobin | First | -- |
| Friday, July 22 |
| » Defeated Braves (35-42), 4-3 | Forbes Field (29-17) | 51-29 | Won 3 |
| » Starters: Jim Turner vs Cy Blanton | First | -- |
| Saturday, July 23 |
| » Lost to Braves (36-42), 4-2 | Forbes Field (29-18) | 51-30 | |
| » Starters: Danny MacFayden vs Russ Bauers | First | -- |
| Sunday, July 24 |
| » Defeated Braves (36-43), 5-4 | Forbes Field (30-18) | 52-30 | |
| » Starters: Lou Fette vs Bob Klinger | First | -- |
| » Defeated Braves (36-44), 4-2 | Forbes Field (31-18) | 53-30 | Won 2 |
| » Starters: Johnny Lanning vs Ed Brandt | First | -- |
| Tuesday, July 26 |
| » Lost to Phillies (26-57), 6-5 | Shibe Park (0-1) | 53-31 | |
| » Starters: Cy Blanton vs Claude Passeau | First | -- |
| Wednesday, July 27 |
| » Defeated Phillies (26-58), 4-2 | Shibe Park (1-1) | 54-31 | |
| » Starters: Russ Bauers vs Bill Hallahan | First | -- |
| Thursday, July 28 |
| » Defeated Phillies (26-59), 9-2 | Shibe Park (2-1) | 55-31 | Won 2 |
| » Starters: Jim Tobin vs Al Hollingsworth | First | -- |
| Friday, July 29 |
| » Defeated Dodgers (41-48), 7-6 | Ebbets Field (3-2) | 56-31 | Won 3 |
| » Starters: Ed Brandt vs Luke Hamlin | First | -- |
| Saturday, July 30 |
| » Defeated Dodgers (41-49), 9-2 | Ebbets Field (4-2) | 57-31 | Won 4 |
| » Starters: Cy Blanton vs Vito Tamulis | First | -- |
| Sunday, July 31 |
| » Lost to Dodgers (42-49), 4-3 | Ebbets Field (4-3) | 57-32 | |
| » Starters: Red Lucas vs Bill Posedel | First | -- |
| Tuesday, August 2 |
| » Lost to Braves (42-47), 3-1 | Braves Field (1-4) | 57-33 | Lost 2 |
| » Starters: Jim Tobin vs Johnny Lanning | First | -- |
| Wednesday, August 3 |
| » Defeated Braves (42-48), 9-4 | Braves Field (2-4) | 58-33 | |
| » Starters: Cy Blanton vs Jim Turner | First | -- |
| » Defeated Braves (42-49), 5-3 | Braves Field (3-4) | 59-33 | Won 2 |
| » Starters: Russ Bauers vs Bobby Reis | First | -- |
| Thursday, August 4 |
| » Lost to Braves (43-49), 4-3 | Braves Field (3-5) | 59-34 | |
| » Starters: Bill Swift vs Danny MacFayden | First | -- |
| Friday, August 5 |
| » Lost to Giants (56-41), 5-3 | Polo Grounds V (3-3) | 59-35 | Lost 2 |
| » Starters: Bob Klinger vs Cliff Melton | First | -- |
| Sunday, August 7 |
| » Defeated Giants (56-42), 5-1 | Polo Grounds V (4-3) | 60-35 | |
| » Starters: Jim Tobin vs Harry Gumbert | First | -- |
| » Defeated Giants (56-43), 13-3 | Polo Grounds V (5-3) | 61-35 | Won 2 |
| » Starters: Cy Blanton vs Carl Hubbell | First | -- |
| Tuesday, August 9 |
| » Defeated Cardinals (42-56), 1-0 | Forbes Field (32-18) | 62-35 | Won 3 |
| » Starters: Roy Henshaw vs Russ Bauers | First | -- |
| Wednesday, August 10 |
| » Lost to Cardinals (43-56), 5-0 | Forbes Field (32-19) | 62-36 | |
| » Starters: Lon Warneke vs Bob Klinger | First | -- |
| Friday, August 12 |
| » Lost to Cubs (57-45), 9-3 | Forbes Field (32-20) | 62-37 | Lost 2 |
| » Starters: Bill Lee vs Jim Tobin | First | -- |
| Saturday, August 13 |
| » Lost to Cubs (58-45), 11-5 | Forbes Field (32-21) | 62-38 | Lost 3 |
| » Starters: Dizzy Dean vs Cy Blanton | First | -- |
| Sunday, August 14 |
| » Defeated Cubs (58-46), 2-0 | Forbes Field (33-21) | 63-38 | |
| » Starters: Charlie Root vs Russ Bauers | First | -- |
| Monday, August 15 |
| » Lost to Reds (58-47), 6-2 | Forbes Field (33-22) | 63-39 | |
| » Starters: Lee Grissom vs Jim Tobin | First | -- |
| Tuesday, August 16 |
| » Defeated Reds (58-48), 10-0 | Forbes Field (34-22) | 64-39 | |
| » Starters: Peaches Davis vs Cy Blanton | First | -- |
| Wednesday, August 17 |
| » Defeated Cardinals (46-60), 4-3 | Sportsman's Park III (8-0) | 65-39 | Won 2 |
| » Starters: Ed Brandt vs Roy Henshaw | First | -- |
| Thursday, August 18 |
| » Lost to Cardinals (47-60), 5-1 | Sportsman's Park III (8-1) | 65-40 | |
| » Starters: Russ Bauers vs Bob Weiland | First | -- |
| Saturday, August 20 |
| » Defeated Cubs (59-51), 5-2 | Wrigley Field (5-0) | 66-40 | |
| » Starters: Red Lucas vs Dizzy Dean | First | -- |
| Sunday, August 21 |
| » Lost to Cubs (60-51), 6-4 | Wrigley Field (5-1) | 66-41 | |
| » Starters: Cy Blanton vs Bill Lee | First | -- |
| » Lost to Cubs (61-51), 6-1 | Wrigley Field (5-2) | 66-42 | Lost 2 |
| » Starters: Russ Bauers vs Tex Carleton | First | -- |
| Monday, August 22 |
| » Defeated Cubs (61-52), 4-2 | Wrigley Field (6-2) | 67-42 | |
| » Starters: Jim Tobin vs Clay Bryant | First | -- |
| Tuesday, August 23 |
| » Lost to Braves (54-56), 6-0 | Forbes Field (34-23) | 67-43 | |
| » Starters: Johnny Lanning vs Bob Klinger | First | -- |
| » Defeated Braves (54-57), 4-3 | Forbes Field (35-23) | 68-43 | |
| » Starters: Lou Fette vs Ed Brandt | First | -- |
| Wednesday, August 24 |
| » Defeated Braves (54-58), 6-2 | Forbes Field (36-23) | 69-43 | Won 2 |
| » Starters: Ira Hutchinson vs Russ Bauers | First | -- |
| » Major-league debuts: Jim Hitchcock (Braves) |
| Thursday, August 25 |
| » Lost to Phillies (35-75), 2-1 | Forbes Field (36-24) | 69-44 | |
| » Starters: Max Butcher vs Cy Blanton | First | -- |
| » Lost to Phillies (36-75), 2-1 | Forbes Field (36-25) | 69-45 | Lost 2 |
| » Starters: Bill Hallahan vs Red Lucas | First | -- |
| Friday, August 26 |
| » Lost to Phillies (37-75), 6-4 | Forbes Field (36-26) | 69-46 | Lost 3 |
| » Starters: Al Smith vs Jim Tobin | First | -- |
| Saturday, August 27 |
| » Defeated Phillies (37-76), 6-1 | Forbes Field (37-26) | 70-46 | |
| » Starters: Al Hollingsworth vs Ed Brandt | First | -- |
| Sunday, August 28 |
| » Lost to Dodgers (55-63), 8-5 | Forbes Field (37-27) | 70-47 | |
| » Starters: Freddie Fitzsimmons vs Russ Bauers | First | -- |
| Monday, August 29 |
| » Defeated Dodgers (55-64), 10-1 | Forbes Field (38-27) | 71-47 | |
| » Starters: Bill Posedel vs Cy Blanton | First | -- |
| Tuesday, August 30 |
| » Defeated Giants (66-54), 7-1 | Forbes Field (39-27) | 72-47 | Won 2 |
| » Starters: Dick Coffman vs Jim Tobin | First | -- |
| Wednesday, August 31 |
| » Lost to Giants (67-54), 6-5 | Forbes Field (39-28) | 72-48 | |
| » Starters: Bill Lohrman vs Ed Brandt | First | -- |
| » Defeated Giants (67-55), 12-3 | Forbes Field (40-28) | 73-48 | |
| » Starters: Cliff Melton vs Red Lucas | First | -- |
| Former Pirate Gene Moore dies in Dallas, TX at the age of 53. |
| Thursday, September 1 |
| » Defeated Giants (67-56), 6-0 | Forbes Field (41-28) | 74-48 | Won 2 |
| » Starters: Hal Schumacher vs Bob Klinger | First | -- |
| Friday, September 2 |
| » Lost to Cardinals (60-65), 11-10 | Forbes Field (41-29) | 74-49 | |
| » Starters: Bob Weiland vs Cy Blanton | First | -- |
| Saturday, September 3 |
| » Lost to Cardinals (61-65), 6-0 | Forbes Field (41-30) | 74-50 | Lost 2 |
| » Starters: Max Macon vs Jim Tobin | First | -- |
| Sunday, September 4 |
| » Defeated Cardinals (61-66), 5-3 | Forbes Field (42-30) | 75-50 | |
| » Starters: Roy Henshaw vs Russ Bauers | First | -- |
| Monday, September 5 |
| » Lost to Cubs (70-58), 3-0 | Forbes Field (42-31) | 75-51 | |
| » Starters: Bill Lee vs Ed Brandt | First | -- |
| » Lost to Cubs (71-58), 4-3 | Forbes Field (42-32) | 75-52 | Lost 2 |
| » Starters: Clay Bryant vs Red Lucas | First | -- |
| Wednesday, September 7 |
| » Defeated Reds (72-59), 7-1 | Crosley Field (3-3) | 76-52 | |
| » Starters: Bob Klinger vs Paul Derringer | First | -- |
| Thursday, September 8 |
| » Lost to Reds (73-59), 5-3 | Crosley Field (3-4) | 76-53 | |
| » Starters: Cy Blanton vs Johnny Vander Meer | First | -- |
| Saturday, September 10 |
| » Defeated Cardinals (62-72), 14-7 | Sportsman's Park III (9-1) | 77-53 | |
| » Starters: Russ Bauers vs Bill McGee | First | -- |
| Sunday, September 11 |
| » Lost to Cardinals (63-72), 6-4 | Sportsman's Park III (9-2) | 77-54 | |
| » Starters: Jim Tobin vs Paul Dean | First | -- |
| Wednesday, September 14 |
| » Lost to Giants (74-61), 3-0 | Polo Grounds V (5-4) | 77-55 | Lost 2 |
| » Starters: Cy Blanton vs Hal Schumacher | First | -- |
| » Lost to Giants (75-61), 10-3 | Polo Grounds V (5-5) | 77-56 | Lost 3 |
| » Starters: Ed Brandt vs Harry Gumbert | First | -- |
| Thursday, September 15 |
| » Defeated Giants (75-62), 7-2 | Polo Grounds V (6-5) | 78-56 | |
| » Starters: Jim Tobin vs Cliff Melton | First | -- |
| Friday, September 16 |
| » Defeated Braves (68-68), 7-6 | Braves Field (4-5) | 79-56 | Won 2 |
| » Starters: Russ Bauers vs Danny MacFayden | First | -- |
| » Lost to Braves (69-68), 5-4 | Braves Field (4-6) | 79-57 | |
| » Starters: Mace Brown vs Dick Errickson | First | -- |
| Saturday, September 17 |
| » Defeated Braves (69-69), 2-1 | Braves Field (5-6) | 80-57 | |
| » Starters: Bob Klinger vs Milt Shoffner | First | -- |
| Sunday, September 18 |
| » Defeated Phillies (44-93), 1-0 | Shibe Park (3-1) | 81-57 | Won 2 |
| » Starters: Russ Bauers vs Al Hollingsworth | First | -- |
| » Tied Phillies, 1-1 | Shibe Park (3-1) | 81-57 | |
| » Starters: Ed Brandt vs Syl Johnson | First | -- |
| Thursday, September 22 |
| » Defeated Dodgers (63-76), 6-0 | Ebbets Field (5-3) | 82-57 | Won 3 |
| » Starters: Jim Tobin vs Freddie Fitzsimmons | First | -- |
| » Defeated Dodgers (63-77), 11-6 | Ebbets Field (6-3) | 83-57 | Won 4 |
| » Starters: Bob Klinger vs Luke Hamlin | First | -- |
| Friday, September 23 |
| » Lost to Reds (77-64), 5-4 | Forbes Field (42-33) | 83-58 | |
| » Starters: Bucky Walters vs Cy Blanton | First | -- |
| Saturday, September 24 |
| » Defeated Reds (77-65), 4-1 | Forbes Field (43-33) | 84-58 | |
| » Starters: Johnny Vander Meer vs Russ Bauers | First | -- |
| Sunday, September 25 |
| » Defeated Reds (77-66), 5-3 | Forbes Field (44-33) | 85-58 | Won 2 |
| » Starters: Paul Derringer vs Red Lucas | First | -- |
| Tuesday, September 27 |
| » Lost to Cubs (86-61), 2-1 | Wrigley Field (6-3) | 85-59 | |
| » Starters: Jim Tobin vs Dizzy Dean | First | -- |
| Wednesday, September 28 |
| » Lost to Cubs (87-61), 6-5 | Wrigley Field (6-4) | 85-60 | Lost 2 |
| » Starters: Bob Klinger vs Clay Bryant | Second | 1½ out |
| Thursday, September 29 |
| » Lost to Cubs (88-61), 10-1 | Wrigley Field (6-5) | 85-61 | Lost 3 |
| » Starters: Russ Bauers vs Bill Lee | Second | 1½ out |
| Friday, September 30 |
| » Lost to Reds (80-67), 7-1 | Crosley Field (3-5) | 85-62 | Lost 4 |
| » Starters: Jim Tobin vs Paul Derringer | Second | 1½ out |
| » Defeated Reds (80-68), 4-2 | Crosley Field (4-5) | 86-62 | |
| » Starters: Russ Bauers vs Whitey Moore | Second | 1½ out |
| Saturday, October 1 |
| » Lost to Reds (81-68), 9-6 | Crosley Field (4-6) | 86-63 | |
| » Starters: Red Lucas vs Bucky Walters | Second | 2 out |
| Sunday, October 2 |
| » Lost to Reds (82-68), 5-4 | Crosley Field (4-7) | 86-64 | Lost 2 |
| » Starters: Jim Tobin vs Johnny Vander Meer | Second | 2 out |
| Monday, October 3 |
| Former Pirate Morg Murphy dies in Providence, RI at the age of 72. |
| Friday, November 11 |
| Former Pirate Fred Hartman dies in McKeesport, PA at the age of 71. |
| Saturday, November 19 |
| Future Pirate Manny Jimenez is born in San Pedro de Macoris, D.R. |
| Saturday, December 3 |
| Former Pirate Guy Hecker dies in Wooster, OH at the age of 83. |
| Thursday, December 22 |
| Future Pirate Matty Alou is born in Haina, D.R. |
Game information provided by Retrosheet (www.retrosheet.org) |
