| Tuesday, January 1 |
| Former Cub Hi Bithorn dies in ElMante, Mexico at the age of 36. |
| Monday, January 7 |
| Future Cub Doug Capilla is born in Honolulu, HI. |
| Wednesday, January 9 |
| Future Cub Joe Wallis is born in East St. Louis, IL. |
| Thursday, January 17 |
| Future Cub Pete LaCock is born in Burbank, CA. |
| Monday, January 21 |
| Future Cub Mike Krukow is born in Long Beach, CA. |
| Saturday, February 2 |
| Future Cub Warren Brusstar is born in Oakland, CA. |
| Saturday, February 16 |
| Future Cub Barry Foote is born in Smithfield, NC. |
| Tuesday, April 15 |
| » Defeated Reds (0-1), 6-5 | Crosley Field (1-0) | 1-0 | |
| » Starters: Paul Minner vs Herm Wehmeier | First | -- |
| » Major-league debuts: Johnny Temple (Reds) Toby Atwell (Cubs) |
| Wednesday, April 16 |
| » Major-league debuts: George Crowe Billy Klaus and Pete Whisenant (Braves) |
| Thursday, April 17 |
| » Lost to Reds (1-1), 3-0 | Crosley Field (1-1) | 1-1 | |
| » Starters: Bob Kelly vs Ken Raffensberger | Third | 1½ out |
| Friday, April 18 |
| » Defeated Cardinals (2-2), 5-4 | Wrigley Field (1-0) | 2-1 | |
| » Starters: Harry Brecheen vs Bob Rush | Second | 1½ out |
| Saturday, April 19 |
| » Defeated Cardinals (2-3), 8-1 | Wrigley Field (2-0) | 3-1 | Won 2 |
| » Starters: Red Munger vs Turk Lown | Second | 1½ out |
| » Major-league debuts: Willard Schmidt (Cardinals) |
| Sunday, April 20 |
| » Lost to Cardinals (3-3), 2-1 | Wrigley Field (2-1) | 3-2 | |
| » Starters: Gerry Staley vs Joe Hatten | Third | 1½ out |
| Monday, April 21 |
| » Defeated Pirates (2-6), 7-1 | Forbes Field (1-0) | 4-2 | |
| » Starters: Paul Minner vs Ron Kline | Second | 1 out |
| » Major-league debuts: Ron Kline and Lee Walls (Pirates) |
| Tuesday, April 22 |
| » Defeated Pirates (2-7), 13-2 | Forbes Field (2-0) | 5-2 | Won 2 |
| » Starters: Bob Rush vs Bob Friend | Second | 1½ out |
| Friday, April 25 |
| » Defeated Reds (5-3), 7-3 | Wrigley Field (3-1) | 6-2 | Won 3 |
| » Starters: Ewell Blackwell vs Bob Kelly | Second | 1 out |
| Saturday, April 26 |
| » Lost to Cardinals (5-4), 4-3 | Sportsman's Park III (0-1) | 6-3 | |
| » Starters: Turk Lown vs Cliff Chambers | Second | 1½ out |
| Sunday, April 27 |
| » Defeated Cardinals (5-5), 6-3 | Sportsman's Park III (1-1) | 7-3 | |
| » Starters: Joe Hatten vs Vinegar Bend Mizell | Third | 1 out |
| Monday, April 28 |
| » Defeated Cardinals (5-6), 4-3 | Sportsman's Park III (2-1) | 8-3 | Won 2 |
| » Starters: Paul Minner vs Harry Brecheen | Second | 1½ out |
| Tuesday, April 29 |
| » Lost to Phillies (4-6), 8-2 | Wrigley Field (3-2) | 8-4 | |
| » Starters: Curt Simmons vs Bob Rush | Second | 1½ out |
| Wednesday, April 30 |
| » Defeated Phillies (4-7), 9-8 | Wrigley Field (4-2) | 9-4 | |
| » Starters: Bubba Church vs Bob Kelly | Second | 1½ out |
| Thursday, May 1 |
| » Defeated Dodgers (8-3), 7-2 | Wrigley Field (5-2) | 10-4 | Won 2 |
| » Starters: Ralph Branca vs Johnny Klippstein | Second | 1½ out |
| » Major-league debuts: Joe Black (Dodgers) |
| Friday, May 2 |
| » Lost to Dodgers (9-3), 3-1 | Wrigley Field (5-3) | 10-5 | |
| » Starters: Clem Labine vs Turk Lown | Third | 1½ out |
| Saturday, May 3 |
| » Defeated Dodgers (9-4), 3-2 | Wrigley Field (6-3) | 11-5 | |
| » Starters: Ben Wade vs Bob Rush | Third | 1 out |
| Sunday, May 4 |
| » Lost to Giants (11-4), 6-3 | Wrigley Field (6-4) | 11-6 | |
| » Starters: Larry Jansen vs Joe Hatten | Fourth | 1 out |
| Monday, May 5 |
| » Lost to Giants (12-4), 3-2 | Wrigley Field (6-5) | 11-7 | Lost 2 |
| » Starters: Jim Hearn vs Paul Minner | Fourth | 2 out |
| Tuesday, May 6 |
| » Defeated Braves (7-13), 2-0 | Wrigley Field (7-5) | 12-7 | |
| » Starters: Vern Bickford vs Johnny Klippstein | Third | 1½ out |
| Thursday, May 8 |
| » Lost to Braves (8-13), 6-4 | Wrigley Field (7-6) | 12-8 | |
| » Starters: Jim Wilson vs Turk Lown | Third | 2½ out |
| Saturday, May 10 |
| » Defeated Pirates (4-19), 3-1 | Wrigley Field (8-6) | 13-8 | |
| » Starters: Murry Dickson vs Bob Rush | Third | 2½ out |
| Sunday, May 11 |
| » Defeated Pirates (4-20), 8-2 | Wrigley Field (9-6) | 14-8 | Won 2 |
| » Starters: Ron Kline vs Paul Minner | Third | 2½ out |
| » Lost to Pirates (5-20), 11-2 | Wrigley Field (9-7) | 14-9 | |
| » Starters: Bob Friend vs Johnny Klippstein | Third | 2½ out |
| Tuesday, May 13 |
| » Lost to Phillies (9-13), 6-0 | Shibe Park (0-1) | 14-10 | Lost 2 |
| » Starters: Joe Hatten vs Curt Simmons | Third | 3½ out |
| Wednesday, May 14 |
| » Lost to Phillies (10-13), 9-2 | Shibe Park (0-2) | 14-11 | Lost 3 |
| » Starters: Bob Kelly vs Russ Meyer | Third | 4½ out |
| Former Cub Bert Cunningham dies in Cragmere, DE at the age of 87. |
| Friday, May 16 |
| » Defeated Giants (17-6), 3-2 | Polo Grounds V (1-0) | 15-11 | |
| » Starters: Bob Rush vs Dave Koslo | Second | 2½ out |
| » Defeated Giants (17-7), 6-4 | Polo Grounds V (2-0) | 16-11 | Won 2 |
| » Starters: Johnny Klippstein vs Jim Hearn | Second | 2½ out |
| Saturday, May 17 |
| » Lost to Giants (18-7), 9-8 | Polo Grounds V (2-1) | 16-12 | |
| » Starters: Paul Minner vs Monte Kennedy | Second | 3½ out |
| Sunday, May 18 |
| » Lost to Dodgers (19-7), 7-2 | Ebbets Field (0-1) | 16-13 | Lost 2 |
| » Starters: Willie Ramsdell vs Preacher Roe | Third | 4½ out |
| Monday, May 19 |
| » Tied Dodgers, 1-1 | Ebbets Field (0-1) | 16-13 | |
| » Starters: Turk Lown vs Billy Loes | Second | 4½ out |
| Thursday, May 22 |
| » Defeated Braves (11-16), 3-0 | Braves Field (1-0) | 17-13 | |
| » Starters: Bob Rush vs Vern Bickford | Third | 5½ out |
| » Lost to Braves (12-16), 5-0 | Braves Field (1-1) | 17-14 | |
| » Starters: Johnny Klippstein vs Warren Spahn | Third | 5½ out |
| Friday, May 23 |
| » Lost to Pirates (6-28), 6-5 | Forbes Field (2-1) | 17-15 | Lost 2 |
| » Starters: Joe Hatten vs Bob Friend | Third | 6½ out |
| Saturday, May 24 |
| » Defeated Pirates (6-29), 7-5 | Forbes Field (3-1) | 18-15 | |
| » Starters: Paul Minner vs Howie Pollet | Third | 6½ out |
| Sunday, May 25 |
| » Defeated Pirates (6-30), 5-4 | Forbes Field (4-1) | 19-15 | Won 2 |
| » Starters: Turk Lown vs Murry Dickson | Third | 6 out |
| Monday, May 26 |
| » Defeated Cardinals (16-20), 3-0 | Wrigley Field (10-7) | 20-15 | Won 3 |
| » Starters: Vinegar Bend Mizell vs Bob Rush | Third | 5½ out |
| Tuesday, May 27 |
| » Lost to Cardinals (17-20), 8-5 | Wrigley Field (10-8) | 20-16 | |
| » Starters: Gerry Staley vs Johnny Klippstein | Third | 6½ out |
| Wednesday, May 28 |
| » Defeated Cardinals (17-21), 7-2 | Wrigley Field (11-8) | 21-16 | |
| » Starters: Harry Brecheen vs Joe Hatten | Third | 6½ out |
| Friday, May 30 |
| » Defeated Reds (19-19), 7-6 | Wrigley Field (12-8) | 22-16 | Won 2 |
| » Starters: Ewell Blackwell vs Turk Lown | Third | 5 out |
| » Defeated Reds (19-20), 11-0 | Wrigley Field (13-8) | 23-16 | Won 3 |
| » Starters: Bud Byerly vs Bob Rush | Third | 5 out |
| Sunday, June 1 |
| » Lost to Dodgers (27-10), 3-2 | Wrigley Field (13-9) | 23-17 | |
| » Starters: Ben Wade vs Johnny Klippstein | Third | 5½ out |
| Monday, June 2 |
| » Defeated Dodgers (27-11), 6-1 | Wrigley Field (14-9) | 24-17 | |
| » Starters: Billy Loes vs Bob Kelly | Third | 4½ out |
| Tuesday, June 3 |
| » Lost to Giants (28-13), 17-4 | Wrigley Field (14-10) | 24-18 | |
| » Starters: Jim Hearn vs Joe Hatten | Third | 5½ out |
| Wednesday, June 4 |
| » Defeated Giants (28-14), 6-2 | Wrigley Field (15-10) | 25-18 | |
| » Starters: Larry Jansen vs Bob Rush | Third | 5½ out |
| Thursday, June 5 |
| » Defeated Giants (28-15), 3-1 | Wrigley Field (16-10) | 26-18 | Won 2 |
| » Starters: Dave Koslo vs Paul Minner | Third | 5½ out |
| Friday, June 6 |
| » Defeated Braves (17-25), 7-2 | Wrigley Field (17-10) | 27-18 | Won 3 |
| » Starters: Vern Bickford vs Turk Lown | Third | 5½ out |
| Saturday, June 7 |
| » Defeated Braves (17-26), 9-3 | Wrigley Field (18-10) | 28-18 | Won 4 |
| » Starters: Max Surkont vs Warren Hacker | Third | 5½ out |
| Sunday, June 8 |
| » Defeated Braves (17-27), 7-5 | Wrigley Field (19-10) | 29-18 | Won 5 |
| » Starters: Jim Wilson vs Johnny Klippstein | Third | 6½ out |
| » Lost to Braves (18-27), 7-6 | Wrigley Field (19-11) | 29-19 | |
| » Starters: Ernie Johnson vs Bob Rush | Third | 6½ out |
| Tuesday, June 10 |
| » Defeated Phillies (19-27), 10-5 | Wrigley Field (20-11) | 30-19 | |
| » Starters: Karl Drews vs Paul Minner | Third | 6 out |
| Wednesday, June 11 |
| » Defeated Phillies (19-28), 3-2 | Wrigley Field (21-11) | 31-19 | Won 2 |
| » Starters: Curt Simmons vs Turk Lown | Third | 5 out |
| Thursday, June 12 |
| » Defeated Phillies (19-29), 3-1 | Wrigley Field (22-11) | 32-19 | Won 3 |
| » Starters: Robin Roberts vs Warren Hacker | Third | 4 out |
| Friday, June 13 |
| » Defeated Braves (20-30), 5-0 | Braves Field (2-1) | 33-19 | Won 4 |
| » Starters: Bob Rush vs Vern Bickford | Third | 3½ out |
| Saturday, June 14 |
| » Defeated Braves (20-31), 3-1 | Braves Field (3-1) | 34-19 | Won 5 |
| » Starters: Willie Ramsdell vs Warren Spahn | Third | 4 out |
| Sunday, June 15 |
| » Lost to Braves (21-31), 4-1 | Braves Field (3-2) | 34-20 | |
| » Starters: Paul Minner vs Jim Wilson | Third | 4½ out |
| » Lost to Braves (22-31), 2-0 | Braves Field (3-3) | 34-21 | Lost 2 |
| » Starters: Joe Hatten vs Max Surkont | Third | 4½ out |
| Tuesday, June 17 |
| » Lost to Dodgers (38-15), 9-1 | Ebbets Field (0-2) | 34-22 | Lost 3 |
| » Starters: Turk Lown vs Preacher Roe | Third | 5½ out |
| Wednesday, June 18 |
| » Lost to Dodgers (39-15), 6-5 | Ebbets Field (0-3) | 34-23 | Lost 4 |
| » Starters: Bob Rush vs Chris VanCuyk | Third | 6½ out |
| Thursday, June 19 |
| » Lost to Dodgers (40-15), 5-0 | Ebbets Field (0-4) | 34-24 | Lost 5 |
| » Starters: Warren Hacker vs Carl Erskine | Third | 7½ out |
| Friday, June 20 |
| » Lost to Giants (36-20), 4-3 | Polo Grounds V (2-2) | 34-25 | Lost 6 |
| » Starters: Paul Minner vs Sal Maglie | Third | 8½ out |
| Saturday, June 21 |
| » Lost to Giants (37-20), 6-2 | Polo Grounds V (2-3) | 34-26 | Lost 7 |
| » Starters: Turk Lown vs George Spencer | Third | 9½ out |
| Tuesday, June 24 |
| » Lost to Phillies (26-34), 6-0 | Shibe Park (0-3) | 34-27 | Lost 8 |
| » Starters: Bob Rush vs Robin Roberts | Third | 10½ out |
| » Lost to Phillies (27-34), 2-1 | Shibe Park (0-4) | 34-28 | Lost 9 |
| » Starters: Johnny Klippstein vs Russ Meyer | Third | 10½ out |
| Wednesday, June 25 |
| » Defeated Phillies (27-35), 4-1 | Shibe Park (1-4) | 35-28 | |
| » Starters: Bob Kelly vs Karl Drews | Third | 10½ out |
| Friday, June 27 |
| » Defeated Reds (29-36), 6-0 | Crosley Field (2-1) | 36-28 | Won 2 |
| » Starters: Paul Minner vs Ken Raffensberger | Third | 10 out |
| Saturday, June 28 |
| » Lost to Reds (30-36), 3-2 | Crosley Field (2-2) | 36-29 | |
| » Starters: Bob Rush vs Herm Wehmeier | Third | 11 out |
| Sunday, June 29 |
| » Defeated Reds (30-37), 9-8 | Crosley Field (3-2) | 37-29 | |
| » Starters: Johnny Klippstein vs Bubba Church | Third | 11½ out |
| » Lost to Reds (31-37), 9-1 | Crosley Field (3-3) | 37-30 | |
| » Starters: Turk Lown vs Harry Perkowski | Third | 11½ out |
| Monday, June 30 |
| » Defeated Pirates (18-53), 5-4 | Wrigley Field (23-11) | 38-30 | |
| » Starters: Bob Friend vs Bob Kelly | Third | 10½ out |
| Tuesday, July 1 |
| » Lost to Pirates (19-53), 3-2 | Wrigley Field (23-12) | 38-31 | |
| » Starters: Woody Main vs Willie Ramsdell | Third | 11½ out |
| Wednesday, July 2 |
| » Defeated Pirates (19-54), 8-3 | Wrigley Field (24-12) | 39-31 | |
| » Starters: Murry Dickson vs Paul Minner | Third | 9½ out |
| » Defeated Pirates (19-55), 3-0 | Wrigley Field (25-12) | 40-31 | Won 2 |
| » Starters: Ron Kline vs Warren Hacker | Third | 9½ out |
| Thursday, July 3 |
| » Lost to Cardinals (41-34), 4-1 | Sportsman's Park III (2-2) | 40-32 | |
| » Starters: Bob Rush vs Joe Presko | Third | 9½ out |
| Friday, July 4 |
| » Lost to Cardinals (42-34), 13-7 | Sportsman's Park III (2-3) | 40-33 | Lost 2 |
| » Starters: Johnny Klippstein vs Cloyd Boyer | Fourth | 11 out |
| » Lost to Cardinals (43-34), 4-1 | Sportsman's Park III (2-4) | 40-34 | Lost 3 |
| » Starters: Bob Schultz vs Gerry Staley | Fourth | 11 out |
| Saturday, July 5 |
| » Lost to Reds (33-42), 7-1 | Wrigley Field (25-13) | 40-35 | Lost 4 |
| » Starters: Ken Raffensberger vs Bob Kelly | Fourth | 12 out |
| Sunday, July 6 |
| » Defeated Reds (33-43), 5-1 | Wrigley Field (26-13) | 41-35 | |
| » Starters: Herm Wehmeier vs Paul Minner | Fourth | 11½ out |
| » Defeated Reds (33-44), 2-0 | Wrigley Field (27-13) | 42-35 | Won 2 |
| » Starters: Bubba Church vs Warren Hacker | Fourth | 11½ out |
| Thursday, July 10 |
| » Defeated Dodgers (51-22), 7-6 | Wrigley Field (28-13) | 43-35 | Won 3 |
| » Starters: Carl Erskine vs Bob Rush | Fourth | 10½ out |
| Friday, July 11 |
| » Lost to Dodgers (52-22), 6-5 | Wrigley Field (28-14) | 43-36 | |
| » Starters: Clem Labine vs Willie Ramsdell | Fourth | 11½ out |
| Saturday, July 12 |
| » Lost to Dodgers (53-22), 12-2 | Wrigley Field (28-15) | 43-37 | Lost 2 |
| » Starters: Ben Wade vs Paul Minner | Fourth | 12½ out |
| Sunday, July 13 |
| » Lost to Phillies (37-42), 7-3 | Wrigley Field (28-16) | 43-38 | Lost 3 |
| » Starters: Karl Drews vs Warren Hacker | Fourth | 13½ out |
| » Lost to Phillies (38-42), 9-2 | Wrigley Field (28-17) | 43-39 | Lost 4 |
| » Starters: Howie Fox vs Bob Rush | Fourth | 13½ out |
| Tuesday, July 15 |
| » Lost to Braves (35-47), 10-3 | Wrigley Field (28-18) | 43-40 | Lost 5 |
| » Starters: Jim Wilson vs Turk Lown | Fourth | 14½ out |
| Wednesday, July 16 |
| » Defeated Braves (35-48), 3-2 | Wrigley Field (29-18) | 44-40 | |
| » Starters: Warren Spahn vs Johnny Klippstein | Fourth | 14½ out |
| Thursday, July 17 |
| » Lost to Braves (36-48), 1-0 | Wrigley Field (29-19) | 44-41 | |
| » Starters: Vern Bickford vs Paul Minner | Fourth | 15½ out |
| Saturday, July 19 |
| » Defeated Giants (52-31), 3-0 | Wrigley Field (30-19) | 45-41 | |
| » Starters: Jim Hearn vs Warren Hacker | Fourth | 16 out |
| Sunday, July 20 |
| » Lost to Giants (53-31), 9-7 | Wrigley Field (30-20) | 45-42 | |
| » Starters: Larry Jansen vs Johnny Klippstein | Fourth | 17 out |
| Tuesday, July 22 |
| » Lost to Braves (38-50), 6-4 | Braves Field (3-4) | 45-43 | Lost 2 |
| » Starters: Paul Minner vs Vern Bickford | Fourth | 18 out |
| Wednesday, July 23 |
| » Defeated Braves (38-51), 6-2 | Braves Field (4-4) | 46-43 | |
| » Starters: Bob Rush vs Max Surkont | Fourth | 17 out |
| Thursday, July 24 |
| » Lost to Braves (39-51), 3-1 | Braves Field (4-5) | 46-44 | |
| » Starters: Turk Lown vs Jim Wilson | Fourth | 17½ out |
| Friday, July 25 |
| » Defeated Phillies (46-46), 8-3 | Shibe Park (2-4) | 47-44 | |
| » Starters: Warren Hacker vs Curt Simmons | Fourth | 16½ out |
| Saturday, July 26 |
| » Lost to Phillies (47-46), 7-2 | Shibe Park (2-5) | 47-45 | |
| » Starters: Johnny Klippstein vs Robin Roberts | Fourth | 16½ out |
| Sunday, July 27 |
| » Lost to Phillies (48-46), 12-8 | Shibe Park (2-6) | 47-46 | Lost 2 |
| » Starters: Paul Minner vs Russ Meyer | Fifth | 17 out |
| » Lost to Phillies (49-46), 3-0 | Shibe Park (2-7) | 47-47 | Lost 3 |
| » Starters: Bob Rush vs Karl Drews | Fifth | 17 out |
| Future Cub Bump Wills is born in Washington, DC. |
| Tuesday, July 29 |
| » Defeated Giants (57-33), 4-2 | Polo Grounds V (3-3) | 48-47 | |
| » Starters: Warren Hacker vs Max Lanier | Fifth | 15½ out |
| Wednesday, July 30 |
| » Lost to Giants (58-33), 10-6 | Polo Grounds V (3-4) | 48-48 | |
| » Starters: Turk Lown vs Jim Hearn | Fifth | 16 out |
| » Defeated Giants (58-34), 6-2 | Polo Grounds V (4-4) | 49-48 | |
| » Starters: Johnny Klippstein vs Larry Jansen | Fifth | 16 out |
| Thursday, July 31 |
| » Defeated Giants (58-35), 11-8 | Polo Grounds V (5-4) | 50-48 | Won 2 |
| » Starters: Paul Minner vs Dave Koslo | Fifth | 16½ out |
| Friday, August 1 |
| » Defeated Dodgers (64-30), 6-1 | Ebbets Field (1-4) | 51-48 | Won 3 |
| » Starters: Bob Rush vs Preacher Roe | Fifth | 15½ out |
| Future Cub Greg Gross is born in York, PA. Former Cub Phil Douglas dies in Sequatchie, TN at the age of 63. |
| Sunday, August 3 |
| » Lost to Dodgers (65-30), 3-2 | Ebbets Field (1-5) | 51-49 | |
| » Starters: Johnny Klippstein vs Carl Erskine | Fifth | 17½ out |
| » Lost to Dodgers (66-30), 9-1 | Ebbets Field (1-6) | 51-50 | Lost 2 |
| » Starters: Bob Kelly vs Johnny Rutherford | Fifth | 17½ out |
| Tuesday, August 5 |
| » Lost to Reds (43-61), 4-0 | Crosley Field (3-4) | 51-51 | Lost 3 |
| » Starters: Warren Hacker vs Ken Raffensberger | Fifth | 17½ out |
| Wednesday, August 6 |
| » Defeated Reds (43-62), 5-3 | Crosley Field (4-4) | 52-51 | |
| » Starters: Paul Minner vs Herm Wehmeier | Fifth | 17 out |
| Friday, August 8 |
| » Lost to Pirates (31-79), 1-0 | Forbes Field (4-2) | 52-52 | |
| » Starters: Bob Rush vs Murry Dickson | Fifth | 18 out |
| Saturday, August 9 |
| » Lost to Pirates (32-79), 4-3 | Forbes Field (4-3) | 52-53 | Lost 2 |
| » Starters: Johnny Klippstein vs Jim Waugh | Fifth | 19½ out |
| Sunday, August 10 |
| » Defeated Pirates (32-80), 9-5 | Forbes Field (5-3) | 53-53 | |
| » Starters: Warren Hacker vs Ron Necciai | Fifth | 18½ out |
| » Defeated Pirates (32-81), 4-3 | Forbes Field (6-3) | 54-53 | Won 2 |
| » Starters: Paul Minner vs Howie Pollet | Fifth | 18½ out |
| » Major-league debuts: Ron Necciai (Pirates) |
| Monday, August 11 |
| » Defeated Cardinals (63-48), 10-2 | Wrigley Field (31-20) | 55-53 | Won 3 |
| » Starters: Gerry Staley vs Turk Lown | Fifth | 18 out |
| Tuesday, August 12 |
| » Lost to Cardinals (64-48), 1-0 | Wrigley Field (31-21) | 55-54 | |
| » Starters: Stu Miller vs Bob Rush | Fifth | 18½ out |
| » Major-league debuts: Stu Miller (Cardinals) |
| Wednesday, August 13 |
| » Lost to Reds (48-64), 11-3 | Wrigley Field (31-22) | 55-55 | Lost 2 |
| » Starters: Bubba Church vs Johnny Klippstein | Fifth | 18½ out |
| » Defeated Reds (48-65), 7-0 | Wrigley Field (32-22) | 56-55 | |
| » Starters: Bud Podbielan vs Bob Kelly | Fifth | 18½ out |
| Thursday, August 14 |
| » Lost to Reds (49-65), 4-1 | Wrigley Field (32-23) | 56-56 | |
| » Starters: Ken Raffensberger vs Warren Hacker | Fifth | 18½ out |
| Saturday, August 16 |
| » Lost to Pirates (34-83), 2-1 | Wrigley Field (32-24) | 56-57 | Lost 2 |
| » Starters: Howie Pollet vs Paul Minner | Fifth | 19 out |
| Sunday, August 17 |
| » Defeated Pirates (34-84), 5-2 | Wrigley Field (33-24) | 57-57 | |
| » Starters: Jim Waugh vs Bob Rush | Fifth | 18½ out |
| » Lost to Pirates (35-84), 5-2 | Wrigley Field (33-25) | 57-58 | |
| » Starters: Bob Friend vs Bob Kelly | Fifth | 18½ out |
| Monday, August 18 |
| » Defeated Pirates (35-85), 4-3 | Wrigley Field (34-25) | 58-58 | |
| » Starters: Murry Dickson vs Turk Lown | Fifth | 18 out |
| Tuesday, August 19 |
| » Lost to Giants (67-45), 5-0 | Wrigley Field (34-26) | 58-59 | |
| » Starters: Sal Maglie vs Johnny Klippstein | Fifth | 19 out |
| » Lost to Giants (68-45), 3-1 | Wrigley Field (34-27) | 58-60 | Lost 2 |
| » Starters: Al Corwin vs Warren Hacker | Fifth | 19 out |
| Future Cub Tim Blackwell is born in San Diego, CA. |
| Thursday, August 21 |
| » Defeated Giants (68-46), 8-6 | Wrigley Field (35-27) | 59-60 | |
| » Starters: Larry Jansen vs Paul Minner | Fifth | 19½ out |
| » Lost to Giants (69-46), 10-5 | Wrigley Field (35-28) | 59-61 | |
| » Starters: Jim Hearn vs Bob Rush | Fifth | 19½ out |
| Friday, August 22 |
| » Lost to Braves (50-67), 4-3 | Wrigley Field (35-29) | 59-62 | Lost 2 |
| » Starters: Max Surkont vs Bob Kelly | Fifth | 20 out |
| Saturday, August 23 |
| » Lost to Braves (51-67), 2-1 | Wrigley Field (35-30) | 59-63 | Lost 3 |
| » Starters: Jim Wilson vs Bob Schultz | Fifth | 21 out |
| Future Cub Jerry White is born in Shirley, MA. |
| Sunday, August 24 |
| » Defeated Phillies (63-56), 3-0 | Wrigley Field (36-30) | 60-63 | |
| » Starters: Robin Roberts vs Warren Hacker | Fifth | 21½ out |
| » Lost to Phillies (64-56), 14-4 | Wrigley Field (36-31) | 60-64 | |
| » Starters: Russ Meyer vs Paul Minner | Fifth | 21½ out |
| Monday, August 25 |
| » Lost to Phillies (65-56), 6-3 | Wrigley Field (36-32) | 60-65 | Lost 2 |
| » Starters: Steve Ridzik vs Turk Lown | Fifth | 23 out |
| Tuesday, August 26 |
| » Defeated Phillies (65-57), 3-2 | Wrigley Field (37-32) | 61-65 | |
| » Starters: Karl Drews vs Johnny Klippstein | Fifth | 23 out |
| Wednesday, August 27 |
| » Defeated Dodgers (81-40), 10-5 | Wrigley Field (38-32) | 62-65 | Won 2 |
| » Starters: Joe Landrum vs Bob Rush | Fifth | 22 out |
| Thursday, August 28 |
| » Lost to Dodgers (82-40), 9-6 | Wrigley Field (38-33) | 62-66 | |
| » Starters: Clem Labine vs Bob Kelly | Fifth | 23 out |
| Friday, August 29 |
| » Defeated Dodgers (82-41), 4-1 | Wrigley Field (39-33) | 63-66 | |
| » Starters: Preacher Roe vs Warren Hacker | Fifth | 22 out |
| Saturday, August 30 |
| » Defeated Reds (55-73), 5-3 | Crosley Field (5-4) | 64-66 | Won 2 |
| » Starters: Bob Schultz vs Ken Raffensberger | Fifth | 21 out |
| Sunday, August 31 |
| » Defeated Reds (55-74), 4-2 | Crosley Field (6-4) | 65-66 | Won 3 |
| » Starters: Paul Minner vs Bud Podbielan | Fifth | 21½ out |
| » Lost to Reds (56-74), 6-5 | Crosley Field (6-5) | 65-67 | |
| » Starters: Bob Rush vs Joe Nuxhall | Fifth | 21½ out |
| Monday, September 1 |
| » Defeated Pirates (38-95), 6-0 | Forbes Field (7-3) | 66-67 | |
| » Starters: Johnny Klippstein vs Howie Pollet | Fifth | 21½ out |
| » Lost to Pirates (39-95), 5-4 | Forbes Field (7-4) | 66-68 | |
| » Starters: Bob Kelly vs Cal Hogue | Fifth | 21½ out |
| Wednesday, September 3 |
| » Lost to Cardinals (75-57), 6-1 | Sportsman's Park III (2-5) | 66-69 | Lost 2 |
| » Starters: Bob Schultz vs Gerry Staley | Fifth | 21½ out |
| Thursday, September 4 |
| » Lost to Cardinals (76-57), 1-0 | Sportsman's Park III (2-6) | 66-70 | Lost 3 |
| » Starters: Warren Hacker vs Stu Miller | Fifth | 21½ out |
| Friday, September 5 |
| » Major-league debuts: Ken Lehman (Dodgers) |
| Saturday, September 6 |
| » Lost to Reds (60-75), 3-2 | Wrigley Field (39-34) | 66-71 | Lost 4 |
| » Starters: Bud Podbielan vs Johnny Klippstein | Fifth | 20½ out |
| Sunday, September 7 |
| » Defeated Reds (60-76), 6-1 | Wrigley Field (40-34) | 67-71 | |
| » Starters: Ken Raffensberger vs Bob Rush | Fifth | 20½ out |
| Tuesday, September 9 |
| » Defeated Dodgers (86-50), 7-1 | Ebbets Field (2-6) | 68-71 | Won 2 |
| » Starters: Warren Hacker vs Ray Moore | Fifth | 19½ out |
| Future Cub Jerry Mumphrey is born in Tyler, TX. |
| Wednesday, September 10 |
| » Lost to Dodgers (87-50), 4-1 | Ebbets Field (2-7) | 68-72 | |
| » Starters: Turk Lown vs Johnny Rutherford | Fifth | 21½ out |
| » Lost to Dodgers (88-50), 6-2 | Ebbets Field (2-8) | 68-73 | Lost 2 |
| » Starters: Johnny Klippstein vs Carl Erskine | Fifth | 21½ out |
| Thursday, September 11 |
| » Defeated Dodgers (88-51), 11-7 | Ebbets Field (3-8) | 69-73 | |
| » Starters: Bob Rush vs Billy Loes | Fifth | 20½ out |
| Friday, September 12 |
| » Defeated Phillies (76-64), 5-1 | Shibe Park (3-7) | 70-73 | Won 2 |
| » Starters: Paul Minner vs Karl Drews | Fifth | 20 out |
| » Defeated Phillies (76-65), 7-0 | Shibe Park (4-7) | 71-73 | Won 3 |
| » Starters: Bob Kelly vs Bob Miller | Fifth | 20 out |
| Sunday, September 14 |
| » Lost to Braves (63-79), 1-0 | Braves Field (4-6) | 71-74 | |
| » Starters: Johnny Klippstein vs Max Surkont | Fifth | 19 out |
| » Defeated Braves (63-80), 3-2 | Braves Field (5-6) | 72-74 | |
| » Starters: Bob Schultz vs Jim Wilson | Fifth | 19 out |
| Tuesday, September 16 |
| » Defeated Giants (87-57), 9-0 | Polo Grounds V (6-4) | 73-74 | Won 2 |
| » Starters: Warren Hacker vs Jack Harshman | Fifth | 19½ out |
| » Major-league debuts: Ray Katt (Giants) |
| Wednesday, September 17 |
| » Lost to Giants (88-57), 2-0 | Polo Grounds V (6-5) | 73-75 | |
| » Starters: Bob Rush vs Jim Hearn | Fifth | 19½ out |
| Friday, September 19 |
| » Lost to Cardinals (85-61), 5-3 | Wrigley Field (40-35) | 73-76 | Lost 2 |
| » Starters: Stu Miller vs Johnny Klippstein | Fifth | 20½ out |
| Saturday, September 20 |
| » Defeated Cardinals (85-62), 4-1 | Wrigley Field (41-35) | 74-76 | |
| » Starters: Gerry Staley vs Warren Hacker | Fifth | 20½ out |
| Sunday, September 21 |
| » Defeated Cardinals (85-63), 3-2 | Wrigley Field (42-35) | 75-76 | Won 2 |
| » Starters: Vinegar Bend Mizell vs Bob Rush | Fifth | 20½ out |
| Tuesday, September 23 |
| Future Cub Dennis Lamp is born in Los Angeles, CA. |
| Friday, September 26 |
| » Lost to Cardinals (88-64), 10-3 | Sportsman's Park III (2-7) | 75-77 | |
| » Starters: Warren Hacker vs Gerry Staley | Fifth | 21 out |
| Saturday, September 27 |
| » Defeated Cardinals (88-65), 4-1 | Sportsman's Park III (3-7) | 76-77 | |
| » Starters: Bob Rush vs Stu Miller | Fifth | 20 out |
| Sunday, September 28 |
| » Defeated Cardinals (88-66), 3-0 | Sportsman's Park III (4-7) | 77-77 | Won 2 |
| » Starters: Paul Minner vs Harvey Haddix | Fifth | 19½ out |
| Saturday, October 18 |
| Future Cub Allen Ripley is born in Norwood, MA. |
| Tuesday, November 18 |
| Future Cub Dan Briggs is born in Scotia, CA. Future Cub Steve Henderson is born in Houston, TX. |
| Saturday, December 6 |
| Former Cub Don Hurst dies in Los Angeles, CA at the age of 48. |
Game information provided by Retrosheet (www.retrosheet.org) |
