| Sunday, January 20 |
| Future Pirate Sam Jethroe is born in East St. Louis, IL. |
| Friday, February 8 |
| Future Pirate Cookie Cuccurullo is born in Asbury Park, NJ. |
| Monday, March 4 |
| Future Pirate Mel Queen is born in Maxwell, PA. |
| Wednesday, March 13 |
| Future Pirate Eddie Pellagrini is born in Boston, MA. |
| Monday, April 15 |
| » Major-league debuts: Truck Hannah (Yankees) |
| Tuesday, April 16 |
| » Lost to Reds (1-0), 2-0 | Crosley Field (0-1) | 0-1 | |
| » Starters: Wilbur Cooper vs Pete Schneider | Second | 1 out |
| Wednesday, April 17 |
| » Defeated Reds (1-1), 8-1 | Crosley Field (1-1) | 1-1 | |
| » Starters: Earl Hamilton vs Dutch Ruether | Third | 1 out |
| Thursday, April 18 |
| » Lost to Reds (2-1), 7-6 | Crosley Field (1-2) | 1-2 | |
| » Starters: Frank Miller vs Rube Bressler | Fourth | 1½ out |
| Monday, April 22 |
| » Defeated Cardinals (1-2), 5-1 | Robison Field (1-0) | 2-2 | |
| » Starters: Earl Hamilton vs Gene Packard | Fourth | 2½ out |
| » Major-league debuts: Bill Sherdel (Cardinals) |
| Future Pirate Mickey Vernon is born in Marcus Hook, PA. |
| Tuesday, April 23 |
| » Lost to Cardinals (2-2), 6-5 | Robison Field (1-1) | 2-3 | |
| » Starters: Bob Steele vs Bill Doak | Fifth | 3½ out |
| Thursday, April 25 |
| » Defeated Reds (4-3), 1-0 | Forbes Field (1-0) | 3-3 | |
| » Starters: Pete Schneider vs Frank Miller | Fourth | 4 out |
| Friday, April 26 |
| » Defeated Reds (4-4), 7-1 | Forbes Field (2-0) | 4-3 | Won 2 |
| » Starters: Hod Eller vs Earl Hamilton | Fourth | 4 out |
| Saturday, April 27 |
| » Lost to Reds (5-4), 4-2 | Forbes Field (2-1) | 4-4 | |
| » Starters: Rube Bressler vs Roy Sanders | Fifth | 4 out |
| Wednesday, May 1 |
| » Lost to Cubs (7-3), 5-3 | Wrigley Field (0-1) | 4-5 | Lost 2 |
| » Starters: Hal Carlson vs Hippo Vaughn | Fifth | 5½ out |
| Thursday, May 2 |
| » Defeated Cardinals (4-8), 1-0 | Forbes Field (3-1) | 5-5 | |
| » Starters: Red Ames vs Earl Hamilton | Fourth | 5½ out |
| Friday, May 3 |
| » Lost to Cardinals (5-8), 6-2 | Forbes Field (3-2) | 5-6 | |
| » Starters: Bill Doak vs Frank Miller | Fourth | 6½ out |
| Saturday, May 4 |
| » Defeated Cardinals (5-9), 5-4 | Forbes Field (4-2) | 6-6 | |
| » Starters: Gene Packard vs Wilbur Cooper | Fourth | 6½ out |
| Sunday, May 5 |
| » Lost to Reds (7-9), 3-1 | Crosley Field (1-3) | 6-7 | |
| » Starters: Elmer Jacobs vs Fred Toney | Fourth | 6½ out |
| » Defeated Reds (7-10), 4-3 | Crosley Field (2-3) | 7-7 | |
| » Starters: Bob Harmon vs Pete Schneider | Fourth | 6½ out |
| Monday, May 6 |
| » Defeated Cubs (11-4), 7-2 | Forbes Field (5-2) | 8-7 | Won 2 |
| » Starters: Claude Hendrix vs Earl Hamilton | Third | 6½ out |
| Tuesday, May 7 |
| » Defeated Cubs (11-5), 2-1 | Forbes Field (6-2) | 9-7 | Won 3 |
| » Starters: Harry Weaver vs Frank Miller | Third | 6½ out |
| Wednesday, May 8 |
| » Lost to Cubs (12-5), 8-1 | Forbes Field (6-3) | 9-8 | |
| » Starters: Lefty Tyler vs Wilbur Cooper | Third | 7½ out |
| Thursday, May 9 |
| » Lost to Cubs (13-5), 6-2 | Forbes Field (6-4) | 9-9 | Lost 2 |
| » Starters: Hippo Vaughn vs Roy Sanders | Third | 8½ out |
| Friday, May 10 |
| » Defeated Giants (18-2), 4-2 | Forbes Field (7-4) | 10-9 | |
| » Starters: Rube Benton vs Earl Hamilton | Third | 7½ out |
| Saturday, May 11 |
| » Defeated Giants (18-3), 2-0 | Forbes Field (8-4) | 11-9 | Won 2 |
| » Starters: Slim Sallee vs Wilbur Cooper | Third | 6½ out |
| Tuesday, May 14 |
| » Lost to Giants (19-3), 3-2 | Forbes Field (8-5) | 11-10 | |
| » Starters: Jesse Barnes vs Frank Miller | Third | 7½ out |
| Wednesday, May 15 |
| » Lost to Dodgers (8-14), 5-1 | Forbes Field (8-6) | 11-11 | Lost 2 |
| » Starters: Rube Marquard vs Wilbur Cooper | Fourth | 7½ out |
| Thursday, May 16 |
| » Defeated Dodgers (8-15), 4-3 | Forbes Field (9-6) | 12-11 | |
| » Starters: Jack Coombs vs Elmer Jacobs | Fourth | 6½ out |
| Friday, May 17 |
| » Lost to Dodgers (9-15), 7-4 | Forbes Field (9-7) | 12-12 | |
| » Starters: Larry Cheney vs Bob Harmon | Fourth | 6½ out |
| Saturday, May 18 |
| » Defeated Dodgers (9-16), 11-4 | Forbes Field (10-7) | 13-12 | |
| » Starters: Dan Griner vs Frank Miller | Fourth | 6½ out |
| Monday, May 20 |
| » Defeated Phillies (11-15), 5-1 | Forbes Field (11-7) | 14-12 | Won 2 |
| » Starters: Mike Prendergast vs Wilbur Cooper | Fourth | 6 out |
| Wednesday, May 22 |
| » Defeated Phillies (11-16), 6-5 | Forbes Field (12-7) | 15-12 | Won 3 |
| » Starters: Joe Oeschger vs Elmer Jacobs | Fourth | 6 out |
| Thursday, May 23 |
| » Lost to Phillies (12-16), 3-2 | Forbes Field (12-8) | 15-13 | |
| » Starters: Erskine Mayer vs Frank Miller | Fourth | 7 out |
| Friday, May 24 |
| » Lost to Braves (13-19), 6-3 | Forbes Field (12-9) | 15-14 | Lost 2 |
| » Starters: Pat Ragan vs Bob Steele | Fourth | 7½ out |
| Monday, May 27 |
| » Lost to Braves (14-19), 2-1 | Forbes Field (12-10) | 15-15 | Lost 3 |
| » Starters: Art Nehf vs Wilbur Cooper | Fourth | 6½ out |
| Tuesday, May 28 |
| » Lost to Braves (15-19), 6-2 | Forbes Field (12-11) | 15-16 | Lost 4 |
| » Starters: Bunny Hearn vs Roy Sanders | Fourth | 7 out |
| Thursday, May 30 |
| » Defeated Cardinals (12-22), 8-0 | Forbes Field (13-11) | 16-16 | |
| » Starters: Gene Packard vs Frank Miller | Fourth | 7 out |
| » Lost to Cardinals (13-22), 4-0 | Forbes Field (13-12) | 16-17 | |
| » Starters: Bill Doak vs Bob Harmon | Fourth | 7 out |
| Friday, May 31 |
| » Defeated Cardinals (13-23), 12-7 | Forbes Field (14-12) | 17-17 | |
| » Starters: Bill Sherdel vs Elmer Jacobs | Fourth | 7 out |
| Saturday, June 1 |
| » Lost to Giants (26-11), 2-0 | Polo Grounds V (0-1) | 17-18 | |
| » Starters: Wilbur Cooper vs Pol Perritt | Fourth | 8 out |
| Monday, June 3 |
| » Defeated Giants (26-12), 3-2 | Polo Grounds V (1-1) | 18-18 | |
| » Starters: Frank Miller vs Jeff Tesreau | Fourth | 7 out |
| Tuesday, June 4 |
| » Lost to Giants (27-12), 2-1 | Polo Grounds V (1-2) | 18-19 | |
| » Starters: Bob Harmon vs Slim Sallee | Fourth | 8 out |
| Wednesday, June 5 |
| » Lost to Giants (28-12), 4-3 | Polo Grounds V (1-3) | 18-20 | Lost 2 |
| » Starters: Wilbur Cooper vs Al Demaree | Fourth | 9 out |
| Thursday, June 6 |
| » Lost to Dodgers (15-26), 1-0 | Ebbets Field (0-1) | 18-21 | Lost 3 |
| » Starters: Roy Sanders vs Rube Marquard | Fourth | 9½ out |
| Saturday, June 8 |
| » Defeated Dodgers (15-27), 7-1 | Ebbets Field (1-1) | 19-21 | |
| » Starters: Frank Miller vs Larry Cheney | Fourth | 10 out |
| » Lost to Dodgers (16-27), 2-1 | Ebbets Field (1-2) | 19-22 | |
| » Starters: Bob Harmon vs Leon Cadore | Fourth | 10 out |
| Monday, June 10 |
| » Lost to Dodgers (17-27), 2-0 | Ebbets Field (1-3) | 19-23 | Lost 2 |
| » Starters: Wilbur Cooper vs Burleigh Grimes | Fifth | 11 out |
| Tuesday, June 11 |
| » Defeated Braves (20-25), 3-2 | Braves Field (1-0) | 20-23 | |
| » Starters: Roy Sanders vs Bunny Hearn | Fourth | 11 out |
| Wednesday, June 12 |
| » Lost to Braves (21-25), 1-0 | Braves Field (1-1) | 20-24 | |
| » Starters: Frank Miller vs Dana Fillingim | Fifth | 11 out |
| Thursday, June 13 |
| » Lost to Braves (22-25), 2-1 | Braves Field (1-2) | 20-25 | Lost 2 |
| » Starters: Bob Harmon vs Art Nehf | Fifth | 12 out |
| Friday, June 14 |
| » Lost to Braves (23-25), 7-6 | Braves Field (1-3) | 20-26 | Lost 3 |
| » Starters: Wilbur Cooper vs Dick Rudolph | Fourth | 12 out |
| Saturday, June 15 |
| » Lost to Phillies (20-26), 6-1 | Baker Bowl (0-1) | 20-27 | Lost 4 |
| » Starters: Roy Sanders vs Joe Oeschger | Fifth | 13 out |
| Monday, June 17 |
| » Lost to Phillies (21-26), 9-8 | Baker Bowl (0-2) | 20-28 | Lost 5 |
| » Starters: Frank Miller vs Erskine Mayer | Sixth | 13 out |
| Tuesday, June 18 |
| » Lost to Phillies (22-26), 1-0 | Baker Bowl (0-3) | 20-29 | Lost 6 |
| » Starters: Wilbur Cooper vs Brad Hogg | Sixth | 14 out |
| Wednesday, June 19 |
| » Lost to Cubs (35-15), 1-0 | Forbes Field (14-13) | 20-30 | Lost 7 |
| » Starters: Phil Douglas vs Bob Harmon | Seventh | 15 out |
| Thursday, June 20 |
| » Defeated Cubs (35-16), 3-1 | Forbes Field (15-13) | 21-30 | |
| » Starters: Claude Hendrix vs Roy Sanders | Fifth | 14 out |
| Friday, June 21 |
| » Defeated Cubs (35-17), 3-0 | Forbes Field (16-13) | 22-30 | Won 2 |
| » Starters: Lefty Tyler vs Bob Steele | Sixth | 13 out |
| Saturday, June 22 |
| » Lost to Cubs (36-17), 5-2 | Forbes Field (16-14) | 22-31 | |
| » Starters: Hippo Vaughn vs Wilbur Cooper | Seventh | 14 out |
| Sunday, June 23 |
| » Defeated Reds (24-31), 4-1 | Crosley Field (3-3) | 23-31 | |
| » Starters: Erskine Mayer vs Fred Toney | Fifth | 13½ out |
| » Defeated Reds (24-32), 15-1 | Crosley Field (4-3) | 24-31 | Won 2 |
| » Starters: Bob Harmon vs Fred Toney | Fifth | 13½ out |
| Monday, June 24 |
| » Defeated Reds (24-33), 7-2 | Crosley Field (5-3) | 25-31 | Won 3 |
| » Starters: Frank Miller vs Pete Schneider | Fifth | 13½ out |
| Tuesday, June 25 |
| Former Pirate Jake Beckley dies in Kansas City, MO at the age of 51. |
| Wednesday, June 26 |
| Future Pirate Elmer Singleton is born in Ogden, UT. |
| Thursday, June 27 |
| » Defeated Cardinals (21-35), 4-3 | Robison Field (2-1) | 26-31 | Won 4 |
| » Starters: Wilbur Cooper vs Bill Doak | Fifth | 14½ out |
| Friday, June 28 |
| » Lost to Cardinals (22-35), 8-1 | Robison Field (2-2) | 26-32 | |
| » Starters: Bob Harmon vs Lee Meadows | Fifth | 15 out |
| Saturday, June 29 |
| » Defeated Cardinals (22-36), 5-1 | Robison Field (3-2) | 27-32 | |
| » Starters: Erskine Mayer vs Adam Johnson | Fifth | 15½ out |
| » Lost to Cardinals (23-36), 5-4 | Robison Field (3-3) | 27-33 | |
| » Starters: Frank Miller vs Gene Packard | Fifth | 15½ out |
| Sunday, June 30 |
| » Lost to Cardinals (24-36), 2-1 | Robison Field (3-4) | 27-34 | Lost 2 |
| » Starters: Bob Steele vs Red Ames | Fifth | 15 out |
| » Defeated Cardinals (24-37), 5-4 | Robison Field (4-4) | 28-34 | |
| » Starters: Wilbur Cooper vs Bill Doak | Fifth | 15 out |
| Tuesday, July 2 |
| » Defeated Reds (25-36), 7-6 | Forbes Field (17-14) | 29-34 | Won 2 |
| » Starters: Fred Toney vs Cy Slapnicka | Fifth | 16 out |
| Wednesday, July 3 |
| » Defeated Reds (25-37), 8-5 | Forbes Field (18-14) | 30-34 | Won 3 |
| » Starters: Pete Schneider vs Erskine Mayer | Fifth | 15 out |
| Thursday, July 4 |
| » Defeated Reds (25-38), 1-0 | Forbes Field (19-14) | 31-34 | Won 4 |
| » Starters: Jimmy Ring vs Frank Miller | Fourth | 15 out |
| » Defeated Reds (25-39), 8-4 | Forbes Field (20-14) | 32-34 | Won 5 |
| » Starters: Hod Eller vs Wilbur Cooper | Fourth | 15 out |
| Friday, July 5 |
| » Defeated Giants (43-24), 10-4 | Forbes Field (21-14) | 33-34 | Won 6 |
| » Starters: Ferdie Schupp vs Cy Slapnicka | Fourth | 14 out |
| Saturday, July 6 |
| » Defeated Braves (31-38), 17-1 | Forbes Field (22-14) | 34-34 | Won 7 |
| » Starters: Dick Rudolph vs Erskine Mayer | Third | 13½ out |
| » Defeated Braves (31-39), 5-4 | Forbes Field (23-14) | 35-34 | Won 8 |
| » Starters: Dana Fillingim vs Roy Sanders | Third | 13½ out |
| Monday, July 8 |
| » Lost to Braves (32-39), 5-0 | Forbes Field (23-15) | 35-35 | |
| » Starters: Pat Ragan vs Ralph Comstock | Third | 14½ out |
| Tuesday, July 9 |
| » Defeated Braves (32-40), 7-2 | Forbes Field (24-15) | 36-35 | |
| » Starters: Dana Fillingim vs Wilbur Cooper | Third | 13½ out |
| Wednesday, July 10 |
| » Lost to Giants (46-27), 9-4 | Forbes Field (24-16) | 36-36 | |
| » Starters: Al Demaree vs Cy Slapnicka | Third | 13½ out |
| Thursday, July 11 |
| » Defeated Giants (46-28), 5-4 | Forbes Field (25-16) | 37-36 | |
| » Starters: George Smith vs Erskine Mayer | Third | 14 out |
| Saturday, July 13 |
| » Defeated Giants (46-29), 5-4 | Forbes Field (26-16) | 38-36 | Won 2 |
| » Starters: Pol Perritt vs Wilbur Cooper | Third | 15 out |
| » Lost to Giants (47-29), 8-1 | Forbes Field (26-17) | 38-37 | |
| » Starters: Red Causey vs Roy Sanders | Third | 15 out |
| Monday, July 15 |
| » Defeated Dodgers (30-45), 6-5 | Forbes Field (27-17) | 39-37 | |
| » Starters: Rube Marquard vs Erskine Mayer | Third | 15 out |
| Tuesday, July 16 |
| » Defeated Dodgers (30-46), 7-6 | Forbes Field (28-17) | 40-37 | Won 2 |
| » Starters: Jack Coombs vs Roy Sanders | Third | 13½ out |
| Wednesday, July 17 |
| » Defeated Dodgers (30-47), 5-4 | Forbes Field (29-17) | 41-37 | Won 3 |
| » Starters: Dick Robertson vs Wilbur Cooper | Third | 13½ out |
| Thursday, July 18 |
| » Lost to Phillies (38-41), 1-0 | Forbes Field (29-18) | 41-38 | |
| » Starters: Elmer Jacobs vs Cy Slapnicka | Third | 13½ out |
| Friday, July 19 |
| » Defeated Phillies (38-42), 3-2 | Forbes Field (30-18) | 42-38 | |
| » Starters: Joe Oeschger vs Ralph Comstock | Third | 12½ out |
| Saturday, July 20 |
| » Defeated Phillies (38-43), 1-0 | Forbes Field (31-18) | 43-38 | Won 2 |
| » Starters: Brad Hogg vs Erskine Mayer | Third | 12 out |
| » Lost to Phillies (39-43), 3-2 | Forbes Field (31-19) | 43-39 | |
| » Starters: Mike Prendergast vs Wilbur Cooper | Third | 12 out |
| Monday, July 22 |
| » Defeated Braves (37-49), 7-2 | Forbes Field (32-19) | 44-39 | |
| » Starters: Art Nehf vs Roy Sanders | Third | 11 out |
| Wednesday, July 24 |
| » Defeated Dodgers (34-48), 3-1 | Ebbets Field (2-3) | 45-39 | Won 2 |
| » Starters: Ralph Comstock vs Rube Marquard | Third | 11 out |
| Thursday, July 25 |
| » Lost to Dodgers (35-48), 10-0 | Ebbets Field (2-4) | 45-40 | |
| » Starters: Cy Slapnicka vs Burleigh Grimes | Third | 12 out |
| » Lost to Dodgers (36-48), 6-2 | Ebbets Field (2-5) | 45-41 | Lost 2 |
| » Starters: Wilbur Cooper vs Jack Coombs | Third | 12 out |
| Friday, July 26 |
| » Lost to Dodgers (37-48), 4-3 | Ebbets Field (2-6) | 45-42 | Lost 3 |
| » Starters: Roy Sanders vs Larry Cheney | Third | 12 out |
| Saturday, July 27 |
| » Defeated Giants (56-34), 8-4 | Polo Grounds V (2-3) | 46-42 | |
| » Starters: Frank Miller vs Al Demaree | Third | 12 out |
| Monday, July 29 |
| » Defeated Giants (56-35), 4-2 | Polo Grounds V (3-3) | 47-42 | Won 2 |
| » Starters: Wilbur Cooper vs Pol Perritt | Third | 11 out |
| Wednesday, July 31 |
| » Lost to Giants (57-35), 1-0 | Polo Grounds V (3-4) | 47-43 | |
| » Starters: Ralph Comstock vs Red Causey | Third | 11½ out |
| » Defeated Giants (57-36), 4-2 | Polo Grounds V (4-4) | 48-43 | |
| » Starters: Babe Adams vs Bob Steele | Third | 11½ out |
| Thursday, August 1 |
| » Defeated Braves (41-54), 2-0 | Braves Field (2-3) | 49-43 | Won 2 |
| » Starters: Erskine Mayer vs Art Nehf | Third | 11½ out |
| Friday, August 2 |
| » Lost to Braves (42-54), 4-2 | Braves Field (2-4) | 49-44 | |
| » Starters: Frank Miller vs Jake Northrop | Third | 12½ out |
| Saturday, August 3 |
| » Defeated Braves (42-55), 4-3 | Braves Field (3-4) | 50-44 | |
| » Starters: Roy Sanders vs Lefty George | Third | 12 out |
| Monday, August 5 |
| » Lost to Braves (43-55), 1-0 | Braves Field (3-5) | 50-45 | |
| » Starters: Babe Adams vs Dick Rudolph | Third | 13 out |
| Tuesday, August 6 |
| » Defeated Phillies (44-52), 10-2 | Baker Bowl (1-3) | 51-45 | |
| » Starters: Wilbur Cooper vs Mike Prendergast | Third | 13 out |
| Wednesday, August 7 |
| » Defeated Phillies (44-53), 4-2 | Baker Bowl (2-3) | 52-45 | Won 2 |
| » Starters: Erskine Mayer vs Milt Watson | Third | 12 out |
| Thursday, August 8 |
| » Lost to Phillies (45-53), 6-1 | Baker Bowl (2-4) | 52-46 | |
| » Starters: Ralph Comstock vs Brad Hogg | Third | 12½ out |
| » Lost to Phillies (46-53), 8-2 | Baker Bowl (2-5) | 52-47 | Lost 2 |
| » Starters: Cy Slapnicka vs Elmer Jacobs | Third | 12½ out |
| Friday, August 9 |
| » Defeated Reds (46-53), 4-3 | Forbes Field (33-19) | 53-47 | |
| » Starters: Pete Schneider vs Frank Miller | Third | 12½ out |
| Saturday, August 10 |
| » Tied Cubs, 3-3 | Forbes Field (33-19) | 53-47 | |
| » Starters: Lefty Tyler vs Wilbur Cooper | Third | 12½ out |
| Sunday, August 11 |
| » Lost to Cubs (67-35), 5-3 | Wrigley Field (0-2) | 53-48 | |
| » Starters: Babe Adams vs Phil Douglas | Third | 12½ out |
| » Defeated Cubs (67-36), 6-3 | Wrigley Field (1-2) | 54-48 | |
| » Starters: Erskine Mayer vs Hippo Vaughn | Third | 12½ out |
| Monday, August 12 |
| » Defeated Cubs (67-37), 12-1 | Wrigley Field (2-2) | 55-48 | Won 2 |
| » Starters: Carmen Hill vs Speed Martin | Third | 11½ out |
| Tuesday, August 13 |
| » Lost to Cubs (68-37), 2-1 | Wrigley Field (2-3) | 55-49 | |
| » Starters: Hal Carlson vs Lefty Tyler | Third | 11½ out |
| » Defeated Cubs (68-38), 7-2 | Wrigley Field (3-3) | 56-49 | |
| » Starters: Frank Miller vs Phil Douglas | Third | 11½ out |
| Wednesday, August 14 |
| » Lost to Cubs (69-38), 2-0 | Wrigley Field (3-4) | 56-50 | |
| » Starters: Ralph Comstock vs Hippo Vaughn | Third | 12½ out |
| Thursday, August 15 |
| » Defeated Dodgers (49-56), 3-1 | Forbes Field (34-19) | 57-50 | |
| » Starters: George Smith vs Wilbur Cooper | Third | 12 out |
| Friday, August 16 |
| » Lost to Dodgers (50-56), 5-1 | Forbes Field (34-20) | 57-51 | |
| » Starters: Larry Cheney vs Erskine Mayer | Third | 12½ out |
| Saturday, August 17 |
| » Lost to Dodgers (51-56), 2-0 | Forbes Field (34-21) | 57-52 | Lost 2 |
| » Starters: Burleigh Grimes vs Carmen Hill | Third | 13½ out |
| » Defeated Dodgers (51-57), 2-1 | Forbes Field (35-21) | 58-52 | |
| » Starters: Dick Robertson vs Frank Miller | Third | 13½ out |
| Monday, August 19 |
| » Defeated Giants (63-47), 8-1 | Forbes Field (36-21) | 59-52 | Won 2 |
| » Starters: Red Causey vs Ralph Comstock | Third | 14 out |
| » Lost to Giants (64-47), 2-1 | Forbes Field (36-22) | 59-53 | |
| » Starters: Fred Toney vs Wilbur Cooper | Third | 14 out |
| Tuesday, August 20 |
| » Defeated Giants (64-48), 10-2 | Forbes Field (37-22) | 60-53 | |
| » Starters: Bob Steele vs Erskine Mayer | Third | 14 out |
| Wednesday, August 21 |
| » Defeated Braves (48-65), 3-2 | Forbes Field (38-22) | 61-53 | Won 2 |
| » Starters: Art Nehf vs Frank Miller | Third | 14 out |
| Thursday, August 22 |
| » Defeated Braves (48-66), 3-0 | Forbes Field (39-22) | 62-53 | Won 3 |
| » Starters: Dick Rudolph vs Roy Sanders | Third | 13 out |
| Friday, August 23 |
| » Lost to Braves (49-66), 5-0 | Forbes Field (39-23) | 62-54 | |
| » Starters: Jake Northrop vs Carmen Hill | Third | 14 out |
| Saturday, August 24 |
| » Defeated Phillies (49-65), 4-3 | Forbes Field (40-23) | 63-54 | |
| » Starters: Elmer Jacobs vs Wilbur Cooper | Third | 15 out |
| » Lost to Phillies (50-65), 7-4 | Forbes Field (40-24) | 63-55 | |
| » Starters: Brad Hogg vs Erskine Mayer | Third | 15 out |
| Tuesday, August 27 |
| » Lost to Phillies (51-65), 7-6 | Forbes Field (40-25) | 63-56 | Lost 2 |
| » Starters: Mike Prendergast vs Ralph Comstock | Third | 16 out |
| » Lost to Phillies (52-65), 8-2 | Forbes Field (40-26) | 63-57 | Lost 3 |
| » Starters: Milt Watson vs Frank Miller | Third | 16 out |
| Thursday, August 29 |
| » Defeated Cardinals (50-74), 1-0 | Forbes Field (41-26) | 64-57 | |
| » Starters: Bill Doak vs Wilbur Cooper | Third | 17 out |
| » Lost to Cardinals (51-74), 4-1 | Forbes Field (41-27) | 64-58 | |
| » Starters: Bill Sherdel vs Erskine Mayer | Third | 17 out |
| Future Pirate Joe Schultz, Jr. is born in Chicago, IL. |
| Sunday, September 1 |
| » Lost to Cubs (83-44), 4-0 | Wrigley Field (3-5) | 64-59 | Lost 2 |
| » Starters: Carmen Hill vs Hippo Vaughn | Fourth | 17 out |
| Monday, September 2 |
| » Lost to Cubs (84-44), 4-3 | Forbes Field (41-28) | 64-60 | Lost 3 |
| » Starters: Speed Martin vs Frank Miller | Fourth | 17 out |
| » Defeated Cubs (84-45), 3-2 | Forbes Field (42-28) | 65-60 | |
| » Starters: Claude Hendrix vs Wilbur Cooper | Fourth | 17 out |
| Tuesday, October 1 |
| Future Pirate Jim Russell is born in Fayette City, PA. |
| Friday, October 4 |
| Future Pirate George Munger is born in Houston, TX. |
| Friday, October 25 |
| Future Pirate Nanny Fernandez is born in Wilmington, CA. |
| Wednesday, October 30 |
| Future Pirate Tony Ordenana is born in Guanabacoa, Cuba. |
| Thursday, December 19 |
| Future Pirate Tommy O'Brien is born in Anniston, AL. |
Game information provided by Retrosheet (www.retrosheet.org) |