| Tuesday, February 10 |
| Former Pirate Bill Clancy dies in Oriskany, NY at the age of 69. |
| Sunday, February 22 |
| Future Pirate Tom Griffin is born in Los Angeles, CA. |
| Thursday, April 1 |
| Future Pirate Willie Montanez is born in Catano, P.R. |
| Saturday, April 10 |
| Future Pirate Lee Lacy is born in Longview, TX. |
| Monday, April 19 |
| » Lost to Reds (1-0), 4-1 | Crosley Field (0-1) | 0-1 | |
| » Starters: Hal Gregg vs Ewell Blackwell | Third | 1 out |
| » Major-league debuts: Monty Basgall and Ed Fitz Gerald (Pirates) |
| Tuesday, April 20 |
| » Defeated Cubs (0-1), 3-2 | Forbes Field (1-0) | 1-1 | |
| » Starters: Russ Meyer vs Rip Sewell | Second | ½ out |
| » Major-league debuts: Hal Jeffcoat, Roy Smalley and Rube Walker (Cubs) |
| Wednesday, April 21 |
| » Lost to Cubs (1-1), 6-3 | Forbes Field (1-1) | 1-2 | |
| » Starters: Hank Borowy vs Tiny Bonham | Third | 1½ out |
| » Major-league debuts: Woody Main (Pirates) |
| Thursday, April 22 |
| » Defeated Cubs (1-2), 3-0 | Forbes Field (2-1) | 2-2 | |
| » Starters: Bob Rush vs Elmer Riddle | Second | ½ out |
| » Major-league debuts: Bob Rush (Cubs) |
| Friday, April 23 |
| » Lost to Reds (3-2), 5-3 | Crosley Field (0-2) | 2-3 | |
| » Starters: Kirby Higbe vs Ewell Blackwell | Fourth | 1½ out |
| Saturday, April 24 |
| » Defeated Reds (3-3), 7-1 | Crosley Field (1-2) | 3-3 | |
| » Starters: Elmer Singleton vs Tommy Hughes | Second | ½ out |
| Sunday, April 25 |
| » Lost to Reds (4-3), 7-6 | Crosley Field (1-3) | 3-4 | |
| » Starters: Mel Queen vs Bucky Walters | Fourth | 1½ out |
| » Defeated Reds (4-4), 13-10 | Crosley Field (2-3) | 4-4 | |
| » Starters: Hal Gregg vs Howie Fox | Fourth | 1½ out |
| Thursday, April 29 |
| » Defeated Cubs (4-5), 4-2 | Wrigley Field (1-0) | 5-4 | Won 2 |
| » Starters: Elmer Riddle vs Hank Borowy | Second | 1½ out |
| Friday, April 30 |
| » Defeated Cubs (4-6), 10-4 | Wrigley Field (2-0) | 6-4 | Won 3 |
| » Starters: Rip Sewell vs Bob Rush | Second | ½ out |
| » Major-league debuts: Ben Wade (Cubs) |
| Saturday, May 1 |
| » Defeated Reds (6-7), 7-2 | Forbes Field (3-1) | 7-4 | Won 4 |
| » Starters: Tommy Hughes vs Fritz Ostermueller | First | -- |
| Sunday, May 2 |
| » Defeated Reds (6-8), 6-4 | Forbes Field (4-1) | 8-4 | Won 5 |
| » Starters: Ewell Blackwell vs Mel Queen | First | -- |
| Wednesday, May 5 |
| » Defeated Braves (6-9), 3-2 | Forbes Field (5-1) | 9-4 | Won 6 |
| » Starters: Johnny Sain vs Elmer Riddle | First | -- |
| Thursday, May 6 |
| » Lost to Giants (10-6), 9-2 | Forbes Field (5-2) | 9-5 | |
| » Starters: Ray Poat vs Tiny Bonham | First | -- |
| » Major-league debuts: Bob Chesnes (Pirates) |
| Saturday, May 8 |
| » Lost to Giants (11-6), 12-5 | Forbes Field (5-3) | 9-6 | Lost 2 |
| » Starters: Larry Jansen vs Vic Lombardi | Third | 1 out |
| Sunday, May 9 |
| » Lost to Dodgers (9-8), 14-2 | Forbes Field (5-4) | 9-7 | Lost 3 |
| » Starters: Ralph Branca vs Elmer Singleton | Third | 1 out |
| » Defeated Dodgers (9-9), 10-8 | Forbes Field (6-4) | 10-7 | |
| » Starters: Rex Barney vs Hal Gregg | Third | 1 out |
| Monday, May 10 |
| » Defeated Dodgers (9-10), 4-2 | Forbes Field (7-4) | 11-7 | Won 2 |
| » Starters: Erv Palica vs Elmer Riddle | Second | 1 out |
| Wednesday, May 12 |
| » Lost to Phillies (11-10), 5-0 | Forbes Field (7-5) | 11-8 | |
| » Starters: Blix Donnelly vs Tiny Bonham | Third | 1½ out |
| Thursday, May 13 |
| » Defeated Phillies (11-11), 5-1 | Forbes Field (8-5) | 12-8 | |
| » Starters: Dutch Leonard vs Bob Chesnes | Second | ½ out |
| Friday, May 14 |
| » Lost to Cardinals (11-7), 2-1 | Sportsman's Park III (0-1) | 12-9 | |
| » Starters: Fritz Ostermueller vs Howie Pollet | Third | 1 out |
| Saturday, May 15 |
| » Lost to Cardinals (12-7), 8-3 | Sportsman's Park III (0-2) | 12-10 | Lost 2 |
| » Starters: Elmer Riddle vs Harry Brecheen | Third | 1½ out |
| Sunday, May 16 |
| » Lost to Cardinals (13-7), 6-5 | Sportsman's Park III (0-3) | 12-11 | Lost 3 |
| » Starters: Kirby Higbe vs Murry Dickson | Fourth | 2½ out |
| Tuesday, May 18 |
| » Defeated Braves (12-11), 4-3 | Braves Field (1-0) | 13-11 | |
| » Starters: Elmer Singleton vs Bill Voiselle | Third | 2½ out |
| Wednesday, May 19 |
| » Lost to Braves (13-11), 4-1 | Braves Field (1-1) | 13-12 | |
| » Starters: Rip Sewell vs Vern Bickford | Fifth | 3½ out |
| Thursday, May 20 |
| » Defeated Braves (13-12), 13-0 | Braves Field (2-1) | 14-12 | |
| » Starters: Elmer Riddle vs Red Barrett | Third | 3½ out |
| Friday, May 21 |
| » Defeated Dodgers (11-16), 8-4 | Ebbets Field (1-0) | 15-12 | Won 2 |
| » Starters: Fritz Ostermueller vs Rex Barney | Third | 2½ out |
| Saturday, May 22 |
| » Defeated Dodgers (11-17), 3-1 | Ebbets Field (2-0) | 16-12 | Won 3 |
| » Starters: Kirby Higbe vs Ralph Branca | Third | 2½ out |
| Sunday, May 23 |
| » Lost to Giants (16-11), 2-1 | Polo Grounds V (0-1) | 16-13 | |
| » Starters: Hal Gregg vs Larry Jansen | Third | 4 out |
| Tuesday, May 25 |
| » Lost to Phillies (16-16), 4-1 | Shibe Park (0-1) | 16-14 | Lost 2 |
| » Starters: Elmer Riddle vs Paul Erickson | Fourth | 4 out |
| Thursday, May 27 |
| » Lost to Phillies (17-16), 2-1 | Shibe Park (0-2) | 16-15 | Lost 3 |
| » Starters: Kirby Higbe vs Curt Simmons | Fourth | 4½ out |
| Friday, May 28 |
| » Tied Cardinals, 1-1 | Forbes Field (8-5) | 16-15 | |
| » Starters: Harry Brecheen vs Fritz Ostermueller | Fourth | 4½ out |
| Saturday, May 29 |
| » Defeated Cardinals (20-11), 7-3 | Forbes Field (9-5) | 17-15 | |
| » Starters: Red Munger vs Bob Chesnes | Third | 3½ out |
| Sunday, May 30 |
| » Defeated Cardinals (20-12), 9-3 | Forbes Field (10-5) | 18-15 | Won 2 |
| » Starters: Howie Pollet vs Hal Gregg | Third | 1½ out |
| » Defeated Cardinals (20-13), 7-6 | Forbes Field (11-5) | 19-15 | Won 3 |
| » Starters: Jim Hearn vs Elmer Singleton | Third | 1½ out |
| Monday, May 31 |
| » Lost to Cubs (14-21), 4-3 | Wrigley Field (2-1) | 19-16 | |
| » Starters: Rip Sewell vs Russ Meyer | Third | 1 out |
| » Defeated Cubs (14-22), 4-2 | Wrigley Field (3-1) | 20-16 | |
| » Starters: Elmer Riddle vs Cliff Chambers | Third | 1 out |
| Wednesday, June 2 |
| » Lost to Braves (18-17), 5-1 | Forbes Field (11-6) | 20-17 | |
| » Starters: Johnny Sain vs Vic Lombardi | Third | 2 out |
| Thursday, June 3 |
| » Defeated Braves (18-18), 5-3 | Forbes Field (12-6) | 21-17 | |
| » Starters: Bill Voiselle vs Kirby Higbe | Third | 1 out |
| Friday, June 4 |
| » Lost to Braves (19-18), 10-7 | Forbes Field (12-7) | 21-18 | |
| » Starters: Vern Bickford vs Bob Chesnes | Third | 2 out |
| Saturday, June 5 |
| » Defeated Braves (19-19), 8-7 | Forbes Field (13-7) | 22-18 | |
| » Starters: Warren Spahn vs Fritz Ostermueller | Third | 1 out |
| Sunday, June 6 |
| » Lost to Giants (23-16), 16-4 | Forbes Field (13-8) | 22-19 | |
| » Starters: Ray Poat vs Elmer Singleton | Third | 1½ out |
| » Defeated Giants (23-17), 4-3 | Forbes Field (14-8) | 23-19 | |
| » Starters: Clint Hartung vs Elmer Riddle | Third | 1½ out |
| Monday, June 7 |
| » Lost to Giants (24-17), 9-5 | Forbes Field (14-9) | 23-20 | |
| » Starters: Larry Jansen vs Kirby Higbe | Third | 2 out |
| Wednesday, June 9 |
| » Defeated Dodgers (20-23), 6-4 | Forbes Field (15-9) | 24-20 | |
| » Starters: Rex Barney vs Rip Sewell | Fourth | 1½ out |
| Thursday, June 10 |
| » Defeated Dodgers (20-24), 4-1 | Forbes Field (16-9) | 25-20 | Won 2 |
| » Starters: Harry Taylor vs Tiny Bonham | Third | ½ out |
| Friday, June 11 |
| » Lost to Dodgers (21-24), 3-2 | Forbes Field (16-10) | 25-21 | |
| » Starters: Ralph Branca vs Vic Lombardi | Third | 1 out |
| Future Pirate Dave Cash is born in Utica, NY. |
| Sunday, June 13 |
| » Lost to Phillies (26-24), 8-7 | Forbes Field (16-11) | 25-22 | Lost 2 |
| » Starters: Monk Dubiel vs Kirby Higbe | Second | 1 out |
| » Defeated Phillies (26-25), 9-2 | Forbes Field (17-11) | 26-22 | |
| » Starters: Schoolboy Rowe vs Elmer Riddle | Second | 1 out |
| Tuesday, June 15 |
| » Defeated Giants (27-22), 2-0 | Polo Grounds V (1-1) | 27-22 | Won 2 |
| » Starters: Fritz Ostermueller vs Clint Hartung | Second | 1 out |
| Wednesday, June 16 |
| » Defeated Giants (27-23), 11-5 | Polo Grounds V (2-1) | 28-22 | Won 3 |
| » Starters: Tiny Bonham vs Ray Poat | First | -- |
| Thursday, June 17 |
| » Defeated Giants (27-24), 9-8 | Polo Grounds V (3-1) | 29-22 | Won 4 |
| » Starters: Vic Lombardi vs Larry Jansen | Second | ½ out |
| Friday, June 18 |
| » Defeated Phillies (26-28), 2-0 | Shibe Park (1-2) | 30-22 | Won 5 |
| » Starters: Elmer Riddle vs Robin Roberts | Second | ½ out |
| » Major-league debuts: Robin Roberts (Phillies) |
| Saturday, June 19 |
| » Defeated Phillies (26-29), 7-6 | Shibe Park (2-2) | 31-22 | Won 6 |
| » Starters: Bob Chesnes vs Schoolboy Rowe | Second | ½ out |
| Sunday, June 20 |
| » Lost to Phillies (27-29), 9-0 | Shibe Park (2-3) | 31-23 | |
| » Starters: Rip Sewell vs Dutch Leonard | Second | 1½ out |
| » Defeated Phillies (27-30), 7-5 | Shibe Park (3-3) | 32-23 | |
| » Starters: Hal Gregg vs Blix Donnelly | Second | 1½ out |
| Monday, June 21 |
| » Lost to Dodgers (24-29), 5-2 | Ebbets Field (2-1) | 32-24 | |
| » Starters: Vic Lombardi vs Ralph Branca | Second | 1½ out |
| Thursday, June 24 |
| » Lost to Dodgers (25-29), 6-2 | Ebbets Field (2-2) | 32-25 | Lost 2 |
| » Starters: Bob Chesnes vs Harry Taylor | Third | 1½ out |
| » Lost to Dodgers (26-29), 8-6 | Ebbets Field (2-3) | 32-26 | Lost 3 |
| » Starters: Elmer Riddle vs Rex Barney | Third | 1½ out |
| Friday, June 25 |
| » Lost to Braves (35-25), 12-3 | Braves Field (2-2) | 32-27 | Lost 4 |
| » Starters: Fritz Ostermueller vs Warren Spahn | Third | 2½ out |
| Saturday, June 26 |
| » Defeated Braves (35-26), 7-1 | Braves Field (3-2) | 33-27 | |
| » Starters: Tiny Bonham vs Bill Voiselle | Third | 1½ out |
| Sunday, June 27 |
| » Lost to Braves (36-26), 9-1 | Braves Field (3-3) | 33-28 | |
| » Starters: Vic Lombardi vs Johnny Sain | Third | 2½ out |
| Tuesday, June 29 |
| » Lost to Reds (29-36), 6-5 | Crosley Field (2-4) | 33-29 | Lost 2 |
| » Starters: Elmer Riddle vs Howie Fox | Third | 2½ out |
| Thursday, July 1 |
| » Defeated Reds (29-37), 5-2 | Crosley Field (3-4) | 34-29 | |
| » Starters: Fritz Ostermueller vs Herm Wehmeier | Third | 3 out |
| Friday, July 2 |
| » Lost to Cubs (29-37), 5-1 | Forbes Field (17-12) | 34-30 | |
| » Starters: Russ Meyer vs Bob Chesnes | Third | 4 out |
| Sunday, July 4 |
| » Defeated Cubs (29-38), 5-1 | Forbes Field (18-12) | 35-30 | |
| » Starters: Hank Borowy vs Rip Sewell | Second | 2½ out |
| » Defeated Cubs (29-39), 6-2 | Forbes Field (19-12) | 36-30 | Won 2 |
| » Starters: Bob Rush vs Elmer Riddle | Second | 2½ out |
| Future Pirate Wayne Nordhagen is born in Thief River Falls, MN. |
| Monday, July 5 |
| » Defeated Reds (31-39), 10-3 | Forbes Field (20-12) | 37-30 | Won 3 |
| » Starters: Howie Fox vs Vic Lombardi | Third | 2½ out |
| » Lost to Reds (32-39), 6-4 | Forbes Field (20-13) | 37-31 | |
| » Starters: Herm Wehmeier vs Tiny Bonham | Third | 2½ out |
| Tuesday, July 6 |
| » Lost to Reds (33-39), 6-4 | Forbes Field (20-14) | 37-32 | Lost 2 |
| » Starters: Johnny Vander Meer vs Mel Queen | Third | 3½ out |
| Wednesday, July 7 |
| » Defeated Cardinals (38-33), 2-1 | Sportsman's Park III (1-3) | 38-32 | |
| » Starters: Bob Chesnes vs Al Brazle | Second | 2½ out |
| Thursday, July 8 |
| » Defeated Cardinals (38-34), 6-4 | Sportsman's Park III (2-3) | 39-32 | Won 2 |
| » Starters: Fritz Ostermueller vs Gerry Staley | Second | 2½ out |
| Friday, July 9 |
| » Lost to Cubs (31-43), 2-1 | Wrigley Field (3-2) | 39-33 | |
| » Starters: Elmer Riddle vs Ralph Hamner | Second | 3½ out |
| Saturday, July 10 |
| » Lost to Cubs (32-43), 4-2 | Wrigley Field (3-3) | 39-34 | Lost 2 |
| » Starters: Rip Sewell vs Johnny Schmitz | Second | 4½ out |
| Sunday, July 11 |
| » Lost to Cubs (33-43), 1-0 | Wrigley Field (3-4) | 39-35 | Lost 3 |
| » Starters: Tiny Bonham vs Russ Meyer | Second | 5½ out |
| Thursday, July 15 |
| » Defeated Giants (36-38), 4-3 | Forbes Field (21-14) | 40-35 | |
| » Starters: Larry Jansen vs Bob Chesnes | Second | 6 out |
| » Lost to Giants (37-38), 10-3 | Forbes Field (21-15) | 40-36 | |
| » Starters: Ray Poat vs Elmer Riddle | Second | 6 out |
| Saturday, July 17 |
| » Lost to Giants (38-38), 6-5 | Forbes Field (21-16) | 40-37 | Lost 2 |
| » Starters: Sheldon Jones vs Fritz Ostermueller | Second | 6½ out |
| Sunday, July 18 |
| » Lost to Braves (49-32), 10-2 | Forbes Field (21-17) | 40-38 | Lost 3 |
| » Starters: Nels Potter vs Elmer Riddle | Fourth | 8½ out |
| » Lost to Braves (50-32), 3-1 | Forbes Field (21-18) | 40-39 | Lost 4 |
| » Starters: Vern Bickford vs Tiny Bonham | Fourth | 8½ out |
| Monday, July 19 |
| » Defeated Braves (50-33), 1-0 | Forbes Field (22-18) | 41-39 | |
| » Starters: Johnny Sain vs Fritz Ostermueller | Third | 7½ out |
| Tuesday, July 20 |
| » Defeated Phillies (40-45), 11-2 | Forbes Field (23-18) | 42-39 | Won 2 |
| » Starters: Curt Simmons vs Bob Chesnes | Second | 6½ out |
| Wednesday, July 21 |
| » Lost to Phillies (41-45), 3-2 | Forbes Field (23-19) | 42-40 | |
| » Starters: Monk Dubiel vs Elmer Riddle | Fourth | 7½ out |
| Thursday, July 22 |
| » Defeated Phillies (41-46), 5-3 | Forbes Field (24-19) | 43-40 | |
| » Starters: Charlie Bicknell vs Rip Sewell | Third | 7 out |
| » Tied Phillies, 1-1 | Forbes Field (24-19) | 43-40 | |
| » Starters: Blix Donnelly vs Kirby Higbe | Third | 7 out |
| Friday, July 23 |
| » Lost to Dodgers (44-39), 4-3 | Forbes Field (24-20) | 43-41 | |
| » Starters: Erv Palica vs Mel Queen | Fourth | 7 out |
| Sunday, July 25 |
| » Lost to Dodgers (45-39), 7-6 | Forbes Field (24-21) | 43-42 | Lost 2 |
| » Starters: Rex Barney vs Bob Chesnes | Fourth | 6½ out |
| » Defeated Dodgers (45-40), 7-4 | Forbes Field (25-21) | 44-42 | |
| » Starters: Ralph Branca vs Tiny Bonham | Fourth | 6½ out |
| » Major-league debuts: Carl Erskine (Dodgers) |
| Tuesday, July 27 |
| » Lost to Braves (53-37), 5-1 | Braves Field (3-4) | 44-43 | |
| » Starters: Fritz Ostermueller vs Nels Potter | Fifth | 7½ out |
| Wednesday, July 28 |
| » Lost to Braves (54-37), 8-2 | Braves Field (3-5) | 44-44 | Lost 2 |
| » Starters: Elmer Riddle vs Vern Bickford | Fourth | 8½ out |
| Thursday, July 29 |
| » Lost to Braves (55-37), 2-1 | Braves Field (3-6) | 44-45 | Lost 3 |
| » Starters: Mel Queen vs Bill Voiselle | Fifth | 9½ out |
| Friday, July 30 |
| » Defeated Dodgers (48-42), 10-5 | Ebbets Field (3-3) | 45-45 | |
| » Starters: Bob Chesnes vs Ralph Branca | Fifth | 8½ out |
| Saturday, July 31 |
| » Defeated Dodgers (48-43), 5-2 | Ebbets Field (4-3) | 46-45 | Won 2 |
| » Starters: Rip Sewell vs Erv Palica | Fifth | 8½ out |
| Friday, August 6 |
| » Lost to Giants (51-46), 7-6 | Polo Grounds V (3-2) | 46-46 | |
| » Starters: Fritz Ostermueller vs Ray Poat | Fifth | 7 out |
| Saturday, August 7 |
| » Defeated Giants (51-47), 5-4 | Polo Grounds V (4-2) | 47-46 | |
| » Starters: Tiny Bonham vs Dave Koslo | Fifth | 7 out |
| Sunday, August 8 |
| » Lost to Giants (52-47), 6-2 | Polo Grounds V (4-3) | 47-47 | |
| » Starters: Elmer Riddle vs Larry Jansen | Fifth | 7½ out |
| » Defeated Giants (52-48), 5-4 | Polo Grounds V (5-3) | 48-47 | |
| » Starters: Bob Chesnes vs Clint Hartung | Fifth | 7½ out |
| Tuesday, August 10 |
| » Defeated Cubs (41-62), 5-1 | Forbes Field (26-21) | 49-47 | Won 2 |
| » Starters: Bob Rush vs Hal Gregg | Fifth | 6½ out |
| Wednesday, August 11 |
| » Defeated Cubs (41-63), 4-2 | Forbes Field (27-21) | 50-47 | Won 3 |
| » Starters: Ralph Hamner vs Rip Sewell | Fifth | 6½ out |
| Thursday, August 12 |
| » Defeated Cardinals (56-47), 3-2 | Forbes Field (28-21) | 51-47 | Won 4 |
| » Starters: Murry Dickson vs Vic Lombardi | Fifth | 6½ out |
| Friday, August 13 |
| » Defeated Cardinals (56-48), 5-4 | Forbes Field (29-21) | 52-47 | Won 5 |
| » Starters: Red Munger vs Bob Chesnes | Fourth | 5½ out |
| Saturday, August 14 |
| » Lost to Cardinals (57-48), 6-3 | Forbes Field (29-22) | 52-48 | |
| » Starters: Harry Brecheen vs Fritz Ostermueller | Fourth | 6½ out |
| Sunday, August 15 |
| » Lost to Cardinals (58-48), 8-3 | Forbes Field (29-23) | 52-49 | Lost 2 |
| » Starters: Ted Wilks vs Elmer Riddle | Fourth | 6 out |
| » Defeated Cardinals (58-49), 5-4 | Forbes Field (30-23) | 53-49 | |
| » Starters: Jim Hearn vs Tiny Bonham | Fourth | 6 out |
| Monday, August 16 |
| » Lost to Reds (47-62), 5-2 | Forbes Field (30-24) | 53-50 | |
| » Starters: Johnny Vander Meer vs Hal Gregg | Fourth | 6 out |
| Tuesday, August 17 |
| » Defeated Reds (47-63), 4-3 | Forbes Field (31-24) | 54-50 | |
| » Starters: Ewell Blackwell vs Vic Lombardi | Fourth | 6 out |
| Wednesday, August 18 |
| » Defeated Cubs (44-66), 7-4 | Wrigley Field (4-4) | 55-50 | Won 2 |
| » Starters: Bob Chesnes vs Russ Meyer | Fourth | 5 out |
| Thursday, August 19 |
| » Defeated Cubs (44-67), 2-1 | Wrigley Field (5-4) | 56-50 | Won 3 |
| » Starters: Rip Sewell vs Doyle Lade | Fourth | 4½ out |
| Friday, August 20 |
| » Lost to Cardinals (62-50), 7-4 | Sportsman's Park III (2-4) | 56-51 | |
| » Starters: Fritz Ostermueller vs Ted Wilks | Fourth | 5 out |
| Saturday, August 21 |
| » Lost to Cardinals (63-50), 9-2 | Sportsman's Park III (2-5) | 56-52 | Lost 2 |
| » Starters: Tiny Bonham vs Red Munger | Fourth | 5½ out |
| Sunday, August 22 |
| » Defeated Cardinals (63-51), 4-1 | Sportsman's Park III (3-5) | 57-52 | |
| » Starters: Elmer Riddle vs Murry Dickson | Fifth | 5½ out |
| Tuesday, August 24 |
| » Defeated Dodgers (61-51), 9-1 | Forbes Field (32-24) | 58-52 | Won 2 |
| » Starters: Carl Erskine vs Bob Chesnes | Fifth | 6 out |
| Wednesday, August 25 |
| » Defeated Dodgers (61-52), 12-11 | Forbes Field (33-24) | 59-52 | Won 3 |
| » Starters: Erv Palica vs Vic Lombardi | Fourth | 6 out |
| Thursday, August 26 |
| » Defeated Phillies (52-64), 11-4 | Forbes Field (34-24) | 60-52 | Won 4 |
| » Starters: Ken Heintzelman vs Rip Sewell | Fourth | 4 out |
| » Defeated Phillies (52-65), 4-1 | Forbes Field (35-24) | 61-52 | Won 5 |
| » Starters: Dutch Leonard vs Mel Queen | Fourth | 4 out |
| Friday, August 27 |
| » Defeated Phillies (52-66), 4-3 | Forbes Field (36-24) | 62-52 | Won 6 |
| » Starters: Robin Roberts vs Elmer Riddle | Fourth | 3 out |
| Saturday, August 28 |
| » Lost to Phillies (53-66), 9-2 | Forbes Field (36-25) | 62-53 | |
| » Starters: Schoolboy Rowe vs Fritz Ostermueller | Fourth | 4½ out |
| » Lost to Phillies (54-66), 11-7 | Forbes Field (36-26) | 62-54 | Lost 2 |
| » Starters: Blix Donnelly vs Tiny Bonham | Fourth | 4½ out |
| Sunday, August 29 |
| » Defeated Braves (69-53), 6-1 | Forbes Field (37-26) | 63-54 | |
| » Starters: Warren Spahn vs Bob Chesnes | Fourth | 2½ out |
| » Defeated Braves (69-54), 5-2 | Forbes Field (38-26) | 64-54 | Won 2 |
| » Starters: Bill Voiselle vs Vic Lombardi | Fourth | 2½ out |
| Monday, August 30 |
| » Defeated Braves (69-55), 2-1 | Forbes Field (39-26) | 65-54 | Won 3 |
| » Starters: Johnny Sain vs Fritz Ostermueller | Third | 2½ out |
| Tuesday, August 31 |
| » Defeated Giants (60-60), 5-4 | Forbes Field (40-26) | 66-54 | Won 4 |
| » Starters: Sheldon Jones vs Elmer Riddle | Third | 2½ out |
| Wednesday, September 1 |
| » Lost to Giants (61-60), 3-1 | Forbes Field (40-27) | 66-55 | |
| » Starters: Monte Kennedy vs Tiny Bonham | Fourth | 2 out |
| Thursday, September 2 |
| » Lost to Giants (62-60), 5-4 | Forbes Field (40-28) | 66-56 | Lost 2 |
| » Starters: Larry Jansen vs Bob Chesnes | Fourth | 2½ out |
| Friday, September 3 |
| » Lost to Cubs (54-73), 10-1 | Forbes Field (40-29) | 66-57 | Lost 3 |
| » Starters: Russ Meyer vs Mel Queen | Third | 3½ out |
| Former Pirate Bert Husting dies in Milwaukee, WI at the age of 71. |
| Sunday, September 5 |
| » Defeated Cubs (54-74), 7-3 | Forbes Field (41-29) | 67-57 | |
| » Starters: Hank Borowy vs Rip Sewell | Third | 4 out |
| » Lost to Cubs (55-74), 11-3 | Forbes Field (41-30) | 67-58 | |
| » Starters: Doyle Lade vs Elmer Riddle | Third | 4 out |
| Monday, September 6 |
| » Defeated Cardinals (70-59), 2-1 | Forbes Field (42-30) | 68-58 | |
| » Starters: Murry Dickson vs Bob Chesnes | Second | 4 out |
| » Defeated Cardinals (70-60), 4-1 | Forbes Field (43-30) | 69-58 | Won 2 |
| » Starters: Red Munger vs Vic Lombardi | Second | 4 out |
| Tuesday, September 7 |
| » Defeated Cardinals (70-61), 6-2 | Forbes Field (44-30) | 70-58 | Won 3 |
| » Starters: Jim Hearn vs Fritz Ostermueller | Second | 3½ out |
| Wednesday, September 8 |
| » Defeated Reds (55-75), 5-1 | Crosley Field (4-4) | 71-58 | Won 4 |
| » Starters: Tiny Bonham vs Howie Fox | Second | 3 out |
| Thursday, September 9 |
| » Defeated Reds (55-76), 6-1 | Crosley Field (5-4) | 72-58 | Won 5 |
| » Starters: Elmer Riddle vs Bucky Walters | Second | 2½ out |
| Saturday, September 11 |
| » Defeated Cubs (57-77), 13-12 | Wrigley Field (6-4) | 73-58 | Won 6 |
| » Starters: Bob Chesnes vs Doyle Lade | Second | 3 out |
| Sunday, September 12 |
| » Defeated Cubs (57-78), 7-3 | Wrigley Field (7-4) | 74-58 | Won 7 |
| » Starters: Rip Sewell vs Ralph Hamner | Second | 2½ out |
| Monday, September 13 |
| » Lost to Giants (73-63), 5-2 | Polo Grounds V (5-4) | 74-59 | |
| » Starters: Vic Lombardi vs Monte Kennedy | Second | 3 out |
| Tuesday, September 14 |
| » Lost to Dodgers (73-63), 8-5 | Ebbets Field (4-4) | 74-60 | Lost 2 |
| » Starters: Fritz Ostermueller vs Carl Erskine | Second | 4½ out |
| » Lost to Dodgers (74-63), 7-3 | Ebbets Field (4-5) | 74-61 | Lost 3 |
| » Starters: Elmer Riddle vs Harry Taylor | Second | 4½ out |
| Wednesday, September 15 |
| » Defeated Giants (73-64), 8-3 | Polo Grounds V (6-4) | 75-61 | |
| » Starters: Tiny Bonham vs Larry Jansen | Second | 4½ out |
| Thursday, September 16 |
| » Defeated Giants (73-65), 10-6 | Polo Grounds V (7-4) | 76-61 | Won 2 |
| » Starters: Bob Chesnes vs Monte Kennedy | Second | 4 out |
| » Major-league debuts: Jack Harshman (Giants) |
| Friday, September 17 |
| » Lost to Braves (82-58), 6-2 | Braves Field (3-7) | 76-62 | |
| » Starters: Vic Lombardi vs Johnny Sain | Second | 5 out |
| Saturday, September 18 |
| » Lost to Braves (83-58), 2-1 | Braves Field (3-8) | 76-63 | Lost 2 |
| » Starters: Fritz Ostermueller vs Warren Spahn | Second | 6 out |
| Future Pirate Ken Brett is born in Brooklyn, NY. |
| Sunday, September 19 |
| » Lost to Phillies (60-81), 9-6 | Shibe Park (3-4) | 76-64 | Lost 3 |
| » Starters: Rip Sewell vs Dutch Leonard | Fourth | 7½ out |
| » Lost to Phillies (61-81), 5-3 | Shibe Park (3-5) | 76-65 | Lost 4 |
| » Starters: Mel Queen vs Schoolboy Rowe | Fourth | 7½ out |
| » Major-league debuts: Stan Lopata (Phillies) |
| Monday, September 20 |
| » Lost to Phillies (62-81), 5-2 | Shibe Park (3-6) | 76-66 | Lost 5 |
| » Starters: Bob Chesnes vs Robin Roberts | Fourth | 8½ out |
| » Lost to Phillies (63-81), 7-4 | Shibe Park (3-7) | 76-67 | Lost 6 |
| » Starters: Tiny Bonham vs Lou Possehl | Fourth | 8½ out |
| Tuesday, September 21 |
| » Defeated Dodgers (79-66), 6-3 | Ebbets Field (5-5) | 77-67 | |
| » Starters: Vic Lombardi vs Rex Barney | Fourth | 9 out |
| Wednesday, September 22 |
| » Defeated Dodgers (79-67), 5-1 | Ebbets Field (6-5) | 78-67 | Won 2 |
| » Starters: Rip Sewell vs Harry Taylor | Fourth | 8 out |
| Friday, September 24 |
| » Lost to Reds (62-83), 4-3 | Forbes Field (44-31) | 78-68 | |
| » Starters: Herm Wehmeier vs Fritz Ostermueller | Fourth | 8½ out |
| Saturday, September 25 |
| » Defeated Reds (62-84), 16-6 | Forbes Field (45-31) | 79-68 | |
| » Starters: Howie Fox vs Bob Chesnes | Fourth | 7½ out |
| Sunday, September 26 |
| » Defeated Reds (62-85), 8-6 | Forbes Field (46-31) | 80-68 | Won 2 |
| » Starters: Walker Cress vs Cal McLish | Fourth | 7 out |
| » Defeated Reds (62-86), 8-5 | Forbes Field (47-31) | 81-68 | Won 3 |
| » Starters: Kent Peterson vs Tiny Bonham | Fourth | 7 out |
| Wednesday, September 29 |
| » Defeated Cardinals (81-68), 2-1 | Sportsman's Park III (4-5) | 82-68 | Won 4 |
| » Starters: Vic Lombardi vs Murry Dickson | Third | 6½ out |
| » Major-league debuts: Eddie Kazak (Cardinals) |
| Thursday, September 30 |
| » Lost to Cardinals (82-68), 6-1 | Sportsman's Park III (4-6) | 82-69 | |
| » Starters: Bob Chesnes vs Red Munger | Third | 7½ out |
| » Lost to Cardinals (83-68), 4-1 | Sportsman's Park III (4-7) | 82-70 | Lost 2 |
| » Starters: Fritz Ostermueller vs Harry Brecheen | Third | 7½ out |
| Friday, October 1 |
| » Defeated Reds (63-89), 2-1 | Crosley Field (6-4) | 83-70 | |
| » Starters: Tiny Bonham vs Walker Cress | Fourth | 7½ out |
| Sunday, October 3 |
| » Lost to Reds (64-89), 1-0 | Crosley Field (6-5) | 83-71 | |
| » Starters: Vic Lombardi vs Johnny Vander Meer | Fourth | 8½ out |
| Thursday, December 9 |
| Future Pirate Doc Medich is born in Aliquippa, PA. |
Game information provided by Retrosheet (www.retrosheet.org) |
