| Friday, February 20 |
| Future Cub Frankie Gustine is born in Hoopeston, IL. |
| Wednesday, April 14 |
| » Lost to Reds (1-0), 7-3 | Crosley Field (0-1) | 0-1 | |
| » Starters: Pete Alexander vs Dutch Ruether | Second | 1 out |
| Thursday, April 15 |
| » Lost to Reds (2-0), 4-3 | Crosley Field (0-2) | 0-2 | Lost 2 |
| » Starters: Hippo Vaughn vs Jimmy Ring | Third | 2 out |
| Saturday, April 17 |
| » Lost to Reds (3-0), 11-6 | Crosley Field (0-3) | 0-3 | Lost 3 |
| » Starters: Lefty Tyler vs Dolf Luque | Seventh | 3 out |
| Sunday, April 18 |
| » Lost to Cardinals (2-3), 2-0 | Robison Field (0-1) | 0-4 | Lost 4 |
| » Starters: Pete Alexander vs Bill Doak | Sixth | 3½ out |
| Monday, April 19 |
| » Defeated Cardinals (2-4), 9-6 | Robison Field (1-1) | 1-4 | |
| » Starters: Hippo Vaughn vs Ferdie Schupp | Sixth | 3 out |
| Tuesday, April 20 |
| » Lost to Cardinals (3-4), 10-3 | Robison Field (1-2) | 1-5 | |
| » Starters: Chippy Gaw vs Ferdie Schupp | Seventh | 3½ out |
| Thursday, April 22 |
| » Defeated Reds (3-3), 4-3 | Wrigley Field (1-0) | 2-5 | |
| » Starters: Dutch Ruether vs Pete Alexander | Sixth | 3½ out |
| Friday, April 23 |
| » Lost to Reds (4-3), 5-3 | Wrigley Field (1-1) | 2-6 | |
| » Starters: Hod Eller vs Joel Newkirk | Fifth | 3½ out |
| Saturday, April 24 |
| » Lost to Reds (5-3), 1-0 | Wrigley Field (1-2) | 2-7 | Lost 2 |
| » Starters: Ray Fisher vs Hippo Vaughn | Sixth | 4½ out |
| Sunday, April 25 |
| » Lost to Pirates (6-3), 4-1 | Wrigley Field (1-3) | 2-8 | Lost 3 |
| » Starters: Babe Adams vs Claude Hendrix | Sixth | 4½ out |
| Monday, April 26 |
| » Major-league debuts: Huck Betts (Phillies) |
| Future Cub Ron Northey is born in Mahanoy City, PA. |
| Wednesday, April 28 |
| » Defeated Pirates (6-4), 11-1 | Wrigley Field (2-3) | 3-8 | |
| » Starters: Wilbur Cooper vs Pete Alexander | Seventh | 4½ out |
| Thursday, April 29 |
| » Defeated Cardinals (5-7), 6-2 | Wrigley Field (3-3) | 4-8 | Won 2 |
| » Starters: Bill Doak vs Hippo Vaughn | Seventh | 4½ out |
| Saturday, May 1 |
| » Lost to Cardinals (6-7), 12-4 | Wrigley Field (3-4) | 4-9 | |
| » Starters: Elmer Jacobs vs Paul Carter | Seventh | 5½ out |
| Sunday, May 2 |
| » Defeated Cardinals (6-8), 5-4 | Wrigley Field (4-4) | 5-9 | |
| » Starters: Jakie May vs Claude Hendrix | Sixth | 4½ out |
| Monday, May 3 |
| » Defeated Reds (9-5), 2-1 | Crosley Field (1-3) | 6-9 | Won 2 |
| » Starters: Hippo Vaughn vs Hod Eller | Sixth | 3 out |
| » Defeated Reds (9-6), 5-0 | Crosley Field (2-3) | 7-9 | Won 3 |
| » Starters: Pete Alexander vs Ray Fisher | Sixth | 3 out |
| Tuesday, May 4 |
| » Lost to Reds (10-6), 5-4 | Crosley Field (2-4) | 7-10 | |
| » Starters: Paul Carter vs Jimmy Ring | Seventh | 3½ out |
| Wednesday, May 5 |
| » Lost to Pirates (8-6), 2-0 | Forbes Field (0-1) | 7-11 | Lost 2 |
| » Starters: Speed Martin vs Babe Adams | Seventh | 4½ out |
| Thursday, May 6 |
| » Lost to Pirates (9-6), 3-1 | Forbes Field (0-2) | 7-12 | Lost 3 |
| » Starters: Claude Hendrix vs Wilbur Cooper | Seventh | 4½ out |
| Friday, May 7 |
| » Defeated Pirates (9-7), 6-4 | Forbes Field (1-2) | 8-12 | |
| » Starters: Pete Alexander vs Hal Carlson | Seventh | 4½ out |
| Saturday, May 8 |
| » Defeated Pirates (9-8), 4-1 | Forbes Field (2-2) | 9-12 | Won 2 |
| » Starters: Hippo Vaughn vs Earl Hamilton | Sixth | 4 out |
| Sunday, May 9 |
| » Defeated Pirates (9-9), 8-7 | Wrigley Field (5-4) | 10-12 | Won 3 |
| » Starters: Babe Adams vs Speed Martin | Sixth | 4 out |
| Tuesday, May 11 |
| Future Cub Gene Hermanski is born in Pittsfield, MA. |
| Thursday, May 13 |
| » Defeated Dodgers (10-9), 2-1 | Wrigley Field (6-4) | 11-12 | Won 4 |
| » Starters: Jeff Pfeffer vs Pete Alexander | Fifth | 3½ out |
| Friday, May 14 |
| » Defeated Braves (10-7), 7-4 | Wrigley Field (7-4) | 12-12 | Won 5 |
| » Starters: Jack Scott vs Claude Hendrix | Fourth | 3 out |
| Saturday, May 15 |
| » Defeated Braves (10-8), 5-1 | Wrigley Field (8-4) | 13-12 | Won 6 |
| » Starters: Dana Fillingim vs Hippo Vaughn | Fifth | 3 out |
| Sunday, May 16 |
| » Defeated Braves (10-9), 5-1 | Wrigley Field (9-4) | 14-12 | Won 7 |
| » Starters: Bunny Hearn vs Pete Alexander | Third | 2 out |
| Tuesday, May 18 |
| » Lost to Giants (9-13), 8-6 | Wrigley Field (9-5) | 14-13 | |
| » Starters: Rube Benton vs Claude Hendrix | Fourth | 2½ out |
| Wednesday, May 19 |
| » Lost to Giants (10-13), 17-2 | Wrigley Field (9-6) | 14-14 | Lost 2 |
| » Starters: Jesse Barnes vs Speed Martin | Fourth | 3 out |
| Thursday, May 20 |
| » Defeated Giants (10-14), 4-2 | Wrigley Field (10-6) | 15-14 | |
| » Starters: Art Nehf vs Pete Alexander | Fourth | 3 out |
| Friday, May 21 |
| » Lost to Giants (11-14), 2-1 | Wrigley Field (10-7) | 15-15 | |
| » Starters: Fred Toney vs Lefty Tyler | Fourth | 3 out |
| Saturday, May 22 |
| » Defeated Phillies (11-18), 15-8 | Wrigley Field (11-7) | 16-15 | |
| » Starters: Lefty Weinert vs Speed Martin | Fourth | 2 out |
| Sunday, May 23 |
| » Defeated Phillies (11-19), 10-2 | Wrigley Field (12-7) | 17-15 | Won 2 |
| » Starters: Red Causey vs Claude Hendrix | Fourth | 2 out |
| Monday, May 24 |
| » Defeated Phillies (11-20), 6-0 | Wrigley Field (13-7) | 18-15 | Won 3 |
| » Starters: Eppa Rixey vs Pete Alexander | Fourth | 2 out |
| Tuesday, May 25 |
| » Defeated Phillies (11-21), 7-2 | Wrigley Field (14-7) | 19-15 | Won 4 |
| » Starters: Bert Gallia vs Hippo Vaughn | Third | 2 out |
| Friday, May 28 |
| » Defeated Cardinals (16-18), 6-2 | Wrigley Field (15-7) | 20-15 | Won 5 |
| » Starters: Jakie May vs Pete Alexander | First | -- |
| » Defeated Cardinals (16-19), 7-0 | Wrigley Field (16-7) | 21-15 | Won 6 |
| » Starters: Ferdie Schupp vs Hippo Vaughn | First | -- |
| Saturday, May 29 |
| » Defeated Cardinals (16-20), 8-5 | Wrigley Field (17-7) | 22-15 | Won 7 |
| » Starters: Marv Goodwin vs Claude Hendrix | First | -- |
| Sunday, May 30 |
| » Defeated Cardinals (16-21), 6-2 | Wrigley Field (18-7) | 23-15 | Won 8 |
| » Starters: Jesse Haines vs Lefty Tyler | First | -- |
| Monday, May 31 |
| » Defeated Reds (22-16), 3-2 | Wrigley Field (19-7) | 24-15 | Won 9 |
| » Starters: Ray Fisher vs Pete Alexander | First | -- |
| » Lost to Reds (23-16), 4-2 | Wrigley Field (19-8) | 24-16 | |
| » Starters: Jimmy Ring vs Hippo Vaughn | First | -- |
| Tuesday, June 1 |
| » Lost to Reds (24-16), 6-5 | Wrigley Field (19-9) | 24-17 | Lost 2 |
| » Starters: Dutch Ruether vs Claude Hendrix | Third | 2½ out |
| Wednesday, June 2 |
| » Lost to Reds (25-16), 5-3 | Wrigley Field (19-10) | 24-18 | Lost 3 |
| » Starters: Dolf Luque vs Lefty Tyler | Third | 1½ out |
| Friday, June 4 |
| » Lost to Cardinals (20-22), 5-1 | Robison Field (1-3) | 24-19 | Lost 4 |
| » Starters: Pete Alexander vs Bill Doak | Third | 2 out |
| Saturday, June 5 |
| » Lost to Cardinals (21-22), 11-6 | Robison Field (1-4) | 24-20 | Lost 5 |
| » Starters: Speed Martin vs Jesse Haines | Third | 2½ out |
| Sunday, June 6 |
| » Lost to Cardinals (22-22), 5-2 | Robison Field (1-5) | 24-21 | Lost 6 |
| » Starters: Claude Hendrix vs Ferdie Schupp | Third | 3½ out |
| Tuesday, June 8 |
| » Lost to Phillies (16-27), 5-3 | Baker Bowl (0-1) | 24-22 | Lost 7 |
| » Starters: Pete Alexander vs Eppa Rixey | Third | 4 out |
| Wednesday, June 9 |
| » Lost to Phillies (17-27), 2-1 | Baker Bowl (0-2) | 24-23 | Lost 8 |
| » Starters: Lefty Tyler vs George Smith | Third | 5 out |
| Thursday, June 10 |
| » Lost to Phillies (18-27), 9-8 | Baker Bowl (0-3) | 24-24 | Lost 9 |
| » Starters: Claude Hendrix vs Red Causey | Fourth | 5 out |
| Friday, June 11 |
| » Lost to Phillies (19-27), 8-3 | Baker Bowl (0-4) | 24-25 | Lost 10 |
| » Starters: Speed Martin vs Lee Meadows | Fourth | 5 out |
| Saturday, June 12 |
| » Defeated Braves (21-23), 8-1 | Braves Field (1-0) | 25-25 | |
| » Starters: Pete Alexander vs Hugh McQuillan | Fourth | 4 out |
| Monday, June 14 |
| » Defeated Braves (21-24), 7-1 | Braves Field (2-0) | 26-25 | Won 2 |
| » Starters: Paul Carter vs Jack Scott | Fourth | 3½ out |
| Tuesday, June 15 |
| » Major-league debuts: Zack Taylor (Dodgers) |
| Wednesday, June 16 |
| » Defeated Braves (21-25), 1-0 | Braves Field (3-0) | 27-25 | Won 3 |
| » Starters: Hippo Vaughn vs Joe Oeschger | Fourth | 3 out |
| Saturday, June 19 |
| » Defeated Dodgers (28-22), 5-3 | Ebbets Field (1-0) | 28-25 | Won 4 |
| » Starters: Pete Alexander vs Al Mamaux | Fourth | 3 out |
| Sunday, June 20 |
| » Defeated Dodgers (28-23), 4-2 | Ebbets Field (2-0) | 29-25 | Won 5 |
| » Starters: Hippo Vaughn vs Burleigh Grimes | Third | 2½ out |
| Tuesday, June 22 |
| » Defeated Giants (23-32), 10-4 | Polo Grounds V (1-0) | 30-25 | Won 6 |
| » Starters: Lefty Tyler vs Rube Benton | Second | 2 out |
| Wednesday, June 23 |
| » Lost to Giants (24-32), 2-1 | Polo Grounds V (1-1) | 30-26 | |
| » Starters: Pete Alexander vs Fred Toney | Third | 2 out |
| Thursday, June 24 |
| » Lost to Giants (25-32), 3-1 | Polo Grounds V (1-2) | 30-27 | Lost 2 |
| » Starters: Hippo Vaughn vs Art Nehf | Third | 3 out |
| Friday, June 25 |
| » Lost to Pirates (26-26), 6-3 | Forbes Field (2-3) | 30-28 | Lost 3 |
| » Starters: Claude Hendrix vs Wilbur Cooper | Fourth | 3½ out |
| Saturday, June 26 |
| » Lost to Pirates (27-26), 9-4 | Forbes Field (2-4) | 30-29 | Lost 4 |
| » Starters: Hippo Vaughn vs Earl Hamilton | Fifth | 3 out |
| Sunday, June 27 |
| » Lost to Pirates (28-26), 8-3 | Wrigley Field (19-11) | 30-30 | Lost 5 |
| » Starters: Hal Carlson vs Pete Alexander | Fifth | 3 out |
| Monday, June 28 |
| » Defeated Pirates (28-27), 5-2 | Wrigley Field (20-11) | 31-30 | |
| » Starters: Babe Adams vs Lefty Tyler | Fourth | 2½ out |
| » Defeated Pirates (28-28), 5-4 | Wrigley Field (21-11) | 32-30 | Won 2 |
| » Starters: Earl Hamilton vs Paul Carter | Fourth | 2½ out |
| Tuesday, June 29 |
| » Lost to Pirates (29-28), 4-3 | Wrigley Field (21-12) | 32-31 | |
| » Starters: Wilbur Cooper vs Speed Martin | Third | 3 out |
| » Defeated Pirates (29-29), 14-3 | Wrigley Field (22-12) | 33-31 | |
| » Starters: Johnny Meador vs Claude Hendrix | Third | 3 out |
| » Major-league debuts: Sheriff Blake (Pirates) |
| Wednesday, June 30 |
| » Defeated Pirates (29-30), 1-0 | Wrigley Field (23-12) | 34-31 | Won 2 |
| » Starters: Elmer Ponder vs Hippo Vaughn | Third | 3 out |
| Thursday, July 1 |
| » Defeated Reds (35-27), 1-0 | Crosley Field (3-4) | 35-31 | Won 3 |
| » Starters: Pete Alexander vs Dolf Luque | Third | 2 out |
| Friday, July 2 |
| » Lost to Reds (36-27), 6-5 | Crosley Field (3-5) | 35-32 | |
| » Starters: Paul Carter vs Jimmy Ring | Third | 3 out |
| Saturday, July 3 |
| » Lost to Reds (37-27), 5-3 | Crosley Field (3-6) | 35-33 | Lost 2 |
| » Starters: Lefty Tyler vs Slim Sallee | Third | 4 out |
| Sunday, July 4 |
| » Lost to Cardinals (36-33), 8-6 | Sportsman's Park III (0-1) | 35-34 | Lost 3 |
| » Starters: Hippo Vaughn vs Jesse Haines | Fourth | 5 out |
| Monday, July 5 |
| » Lost to Cardinals (37-33), 4-1 | Sportsman's Park III (0-2) | 35-35 | Lost 4 |
| » Starters: Claude Hendrix vs Ferdie Schupp | Fifth | 5 out |
| » Lost to Cardinals (38-33), 2-1 | Sportsman's Park III (0-3) | 35-36 | Lost 5 |
| » Starters: Pete Alexander vs Bill Sherdel | Fifth | 5 out |
| Tuesday, July 6 |
| » Defeated Cardinals (38-34), 12-8 | Sportsman's Park III (1-3) | 36-36 | |
| » Starters: Paul Carter vs Bill Doak | Fifth | 5 out |
| Wednesday, July 7 |
| » Defeated Cardinals (38-35), 8-5 | Sportsman's Park III (2-3) | 37-36 | Won 2 |
| » Starters: Hippo Vaughn vs Elmer Jacobs | Fourth | 4½ out |
| Thursday, July 8 |
| » Defeated Giants (32-39), 8-5 | Wrigley Field (24-12) | 38-36 | Won 3 |
| » Starters: Fred Toney vs Lefty Tyler | Fourth | 4 out |
| Friday, July 9 |
| » Defeated Giants (32-40), 3-2 | Wrigley Field (25-12) | 39-36 | Won 4 |
| » Starters: Jesse Barnes vs Pete Alexander | Third | 3½ out |
| Saturday, July 10 |
| » Lost to Giants (33-40), 8-5 | Wrigley Field (25-13) | 39-37 | |
| » Starters: Art Nehf vs Speed Martin | Third | 4½ out |
| Sunday, July 11 |
| » Lost to Giants (34-40), 3-2 | Wrigley Field (25-14) | 39-38 | Lost 2 |
| » Starters: Rube Benton vs Hippo Vaughn | Third | 5½ out |
| Monday, July 12 |
| » Lost to Dodgers (45-32), 13-4 | Wrigley Field (25-15) | 39-39 | Lost 3 |
| » Starters: Burleigh Grimes vs Speed Martin | Fifth | 7½ out |
| » Lost to Dodgers (46-32), 10-2 | Wrigley Field (25-16) | 39-40 | Lost 4 |
| » Starters: Sherry Smith vs Claude Hendrix | Fifth | 7½ out |
| Tuesday, July 13 |
| » Defeated Dodgers (46-33), 3-2 | Wrigley Field (26-16) | 40-40 | |
| » Starters: Leon Cadore vs Pete Alexander | Fourth | 6½ out |
| Future Cub Frank Hiller is born in Newark, NJ. |
| Wednesday, July 14 |
| » Lost to Dodgers (47-33), 3-2 | Wrigley Field (26-17) | 40-41 | |
| » Starters: Al Mamaux vs Lefty Tyler | Fifth | 8½ out |
| » Lost to Dodgers (48-33), 4-1 | Wrigley Field (26-18) | 40-42 | Lost 2 |
| » Starters: Jeff Pfeffer vs Paul Carter | Fifth | 8½ out |
| Thursday, July 15 |
| » Lost to Dodgers (49-33), 4-3 | Wrigley Field (26-19) | 40-43 | Lost 3 |
| » Starters: Rube Marquard vs Hippo Vaughn | Fifth | 9½ out |
| Friday, July 16 |
| » Lost to Braves (32-39), 3-2 | Wrigley Field (26-20) | 40-44 | Lost 4 |
| » Starters: Jack Scott vs Claude Hendrix | Sixth | 10½ out |
| Saturday, July 17 |
| » Lost to Braves (33-39), 1-0 | Wrigley Field (26-21) | 40-45 | Lost 5 |
| » Starters: Mule Watson vs Pete Alexander | Sixth | 11½ out |
| Sunday, July 18 |
| » Defeated Braves (33-40), 6-3 | Wrigley Field (27-21) | 41-45 | |
| » Starters: Joe Oeschger vs Lefty Tyler | Sixth | 10½ out |
| Monday, July 19 |
| » Defeated Braves (33-41), 5-0 | Wrigley Field (28-21) | 42-45 | Won 2 |
| » Starters: Dick Rudolph vs Hippo Vaughn | Fifth | 9½ out |
| Tuesday, July 20 |
| » Defeated Braves (33-42), 9-4 | Wrigley Field (29-21) | 43-45 | Won 3 |
| » Starters: Jack Scott vs Paul Carter | Fifth | 9½ out |
| Wednesday, July 21 |
| » Lost to Phillies (34-47), 6-1 | Wrigley Field (29-22) | 43-46 | |
| » Starters: Eppa Rixey vs Pete Alexander | Sixth | 9½ out |
| Thursday, July 22 |
| » Defeated Phillies (34-48), 4-2 | Wrigley Field (30-22) | 44-46 | |
| » Starters: Lee Meadows vs Lefty Tyler | Sixth | 8½ out |
| Friday, July 23 |
| » Lost to Phillies (35-48), 10-7 | Wrigley Field (30-23) | 44-47 | |
| » Starters: George Smith vs Hippo Vaughn | Sixth | 9½ out |
| Saturday, July 24 |
| » Defeated Phillies (35-49), 6-4 | Wrigley Field (31-23) | 45-47 | |
| » Starters: Bill Hubbell vs Claude Hendrix | Fifth | 8½ out |
| Sunday, July 25 |
| » Defeated Phillies (35-50), 5-2 | Wrigley Field (32-23) | 46-47 | Won 2 |
| » Starters: Eppa Rixey vs Pete Alexander | Fourth | 7½ out |
| Tuesday, July 27 |
| » Defeated Braves (36-45), 10-2 | Braves Field (4-0) | 47-47 | Won 3 |
| » Starters: Lefty Tyler vs Dana Fillingim | Fifth | 7 out |
| Wednesday, July 28 |
| » Lost to Braves (37-45), 8-4 | Braves Field (4-1) | 47-48 | |
| » Starters: Hippo Vaughn vs Joe Oeschger | Fifth | 7½ out |
| » Defeated Braves (37-46), 8-2 | Braves Field (5-1) | 48-48 | |
| » Starters: Hippo Vaughn vs Jack Scott | Fifth | 7½ out |
| Thursday, July 29 |
| » Lost to Braves (38-46), 6-2 | Braves Field (5-2) | 48-49 | |
| » Starters: Pete Alexander vs Mule Watson | Fifth | 7½ out |
| Friday, July 30 |
| » Lost to Braves (39-46), 4-1 | Braves Field (5-3) | 48-50 | Lost 2 |
| » Starters: Claude Hendrix vs Hugh McQuillan | Fifth | 7½ out |
| Saturday, July 31 |
| » Defeated Phillies (38-53), 6-3 | Baker Bowl (1-4) | 49-50 | |
| » Starters: Hippo Vaughn vs Lee Meadows | Fifth | 7½ out |
| Monday, August 2 |
| » Defeated Phillies (38-54), 4-2 | Baker Bowl (2-4) | 50-50 | Won 2 |
| » Starters: Lefty Tyler vs George Smith | Fifth | 7 out |
| Tuesday, August 3 |
| » Defeated Phillies (38-55), 3-1 | Baker Bowl (3-4) | 51-50 | Won 3 |
| » Starters: Pete Alexander vs Eppa Rixey | Fifth | 7 out |
| Future Cub Jim Hegan is born in Lynn, MA. |
| Wednesday, August 4 |
| » Lost to Phillies (39-55), 4-1 | Baker Bowl (3-5) | 51-51 | |
| » Starters: Claude Hendrix vs Red Causey | Fifth | 7½ out |
| Thursday, August 5 |
| » Lost to Giants (50-45), 2-1 | Polo Grounds V (1-3) | 51-52 | Lost 2 |
| » Starters: Hippo Vaughn vs Jesse Barnes | Fifth | 7½ out |
| Friday, August 6 |
| » Lost to Giants (51-45), 5-2 | Polo Grounds V (1-4) | 51-53 | Lost 3 |
| » Starters: Pete Alexander vs Rube Benton | Fifth | 8½ out |
| » Lost to Giants (52-45), 6-2 | Polo Grounds V (1-5) | 51-54 | Lost 4 |
| » Starters: Lefty Tyler vs Phil Douglas | Fifth | 8½ out |
| » Major-league debuts: Percy Jones (Cubs) |
| Saturday, August 7 |
| » Defeated Giants (52-46), 5-2 | Polo Grounds V (2-5) | 52-54 | |
| » Starters: Claude Hendrix vs Art Nehf | Fourth | 7½ out |
| Sunday, August 8 |
| » Lost to Giants (53-46), 7-1 | Polo Grounds V (2-6) | 52-55 | |
| » Starters: Hippo Vaughn vs Fred Toney | Fifth | 8½ out |
| Monday, August 9 |
| » Lost to Dodgers (60-45), 6-5 | Ebbets Field (2-1) | 52-56 | Lost 2 |
| » Starters: Pete Alexander vs Burleigh Grimes | Fifth | 9½ out |
| Wednesday, August 11 |
| » Lost to Dodgers (61-45), 9-3 | Ebbets Field (2-2) | 52-57 | Lost 3 |
| » Starters: Lefty Tyler vs Jeff Pfeffer | Fifth | 9½ out |
| » Defeated Dodgers (61-46), 4-3 | Ebbets Field (3-2) | 53-57 | |
| » Starters: Claude Hendrix vs Leon Cadore | Fifth | 9½ out |
| Thursday, August 12 |
| » Defeated Dodgers (61-47), 8-4 | Ebbets Field (4-2) | 54-57 | Won 2 |
| » Starters: Hippo Vaughn vs Sherry Smith | Fifth | 9 out |
| Saturday, August 14 |
| » Defeated Reds (59-45), 5-0 | Wrigley Field (33-23) | 55-57 | Won 3 |
| » Starters: Dutch Ruether vs Pete Alexander | Fifth | 8 out |
| Sunday, August 15 |
| » Defeated Reds (59-46), 1-0 | Wrigley Field (34-23) | 56-57 | Won 4 |
| » Starters: Jimmy Ring vs Lefty Tyler | Fifth | 8 out |
| Monday, August 16 |
| » Lost to Reds (60-46), 9-1 | Wrigley Field (34-24) | 56-58 | |
| » Starters: Ray Fisher vs Claude Hendrix | Fifth | 8½ out |
| Tuesday, August 17 |
| » Lost to Reds (61-46), 3-2 | Wrigley Field (34-25) | 56-59 | Lost 2 |
| » Starters: Hod Eller vs Hippo Vaughn | Fifth | 9 out |
| Friday, August 20 |
| » Defeated Giants (59-51), 5-1 | Wrigley Field (35-25) | 57-59 | |
| » Starters: Rube Benton vs Pete Alexander | Fifth | 9½ out |
| Saturday, August 21 |
| » Lost to Giants (60-51), 8-3 | Wrigley Field (35-26) | 57-60 | |
| » Starters: Jesse Barnes vs Lefty Tyler | Fifth | 9½ out |
| Future Cub Whitey Platt is born in West Palm Beach, FL. |
| Sunday, August 22 |
| » Lost to Giants (61-51), 4-1 | Wrigley Field (35-27) | 57-61 | Lost 2 |
| » Starters: Fred Toney vs Hippo Vaughn | Fifth | 9½ out |
| Monday, August 23 |
| » Defeated Braves (47-62), 5-1 | Wrigley Field (36-27) | 58-61 | |
| » Starters: Joe Oeschger vs Claude Hendrix | Fifth | 9½ out |
| Tuesday, August 24 |
| » Defeated Braves (47-63), 3-2 | Wrigley Field (37-27) | 59-61 | Won 2 |
| » Starters: Dana Fillingim vs Pete Alexander | Fifth | 9½ out |
| Wednesday, August 25 |
| » Defeated Braves (47-64), 4-0 | Wrigley Field (38-27) | 60-61 | Won 3 |
| » Starters: Jack Scott vs Lefty Tyler | Fifth | 9½ out |
| Thursday, August 26 |
| » Lost to Dodgers (68-51), 5-3 | Wrigley Field (38-28) | 60-62 | |
| » Starters: Leon Cadore vs Hippo Vaughn | Fifth | 9½ out |
| Friday, August 27 |
| » Lost to Dodgers (69-51), 6-3 | Wrigley Field (38-29) | 60-63 | Lost 2 |
| » Starters: Jeff Pfeffer vs Claude Hendrix | Fifth | 10½ out |
| Saturday, August 28 |
| » Defeated Dodgers (69-52), 1-0 | Wrigley Field (39-29) | 61-63 | |
| » Starters: Burleigh Grimes vs Pete Alexander | Fifth | 9½ out |
| Sunday, August 29 |
| » Defeated Dodgers (69-53), 4-3 | Wrigley Field (40-29) | 62-63 | Won 2 |
| » Starters: Al Mamaux vs Lefty Tyler | Fourth | 8½ out |
| Monday, August 30 |
| » Defeated Phillies (49-72), 7-2 | Wrigley Field (41-29) | 63-63 | Won 3 |
| » Starters: Eppa Rixey vs Hippo Vaughn | Fifth | 7½ out |
| Tuesday, August 31 |
| » Lost to Phillies (50-72), 3-0 | Wrigley Field (41-30) | 63-64 | |
| » Starters: Lee Meadows vs Pete Alexander | Fifth | 8 out |
| Friday, September 3 |
| » Defeated Pirates (64-60), 4-2 | Forbes Field (3-4) | 64-64 | |
| » Starters: Hippo Vaughn vs Hal Carlson | Fifth | 8½ out |
| Saturday, September 4 |
| » Lost to Pirates (65-60), 3-2 | Forbes Field (3-5) | 64-65 | |
| » Starters: Lefty Tyler vs Babe Adams | Fifth | 9 out |
| Sunday, September 5 |
| » Defeated Pirates (65-61), 2-0 | Wrigley Field (42-30) | 65-65 | |
| » Starters: Elmer Ponder vs Pete Alexander | Fifth | 9 out |
| Monday, September 6 |
| » Defeated Pirates (65-62), 5-2 | Forbes Field (4-5) | 66-65 | Won 2 |
| » Starters: Speed Martin vs Wilbur Cooper | Fifth | 9½ out |
| » Lost to Pirates (66-62), 12-1 | Forbes Field (4-6) | 66-66 | |
| » Starters: Sweetbread Bailey vs Earl Hamilton | Fifth | 9½ out |
| Tuesday, September 7 |
| » Lost to Pirates (67-62), 7-4 | Forbes Field (4-7) | 66-67 | Lost 2 |
| » Starters: Hippo Vaughn vs Hal Carlson | Fifth | 10 out |
| » Major-league debuts: Virgil Cheeves (Cubs) |
| Thursday, September 9 |
| » Defeated Giants (74-59), 3-2 | Polo Grounds V (3-6) | 67-67 | |
| » Starters: Pete Alexander vs Phil Douglas | Fifth | 10 out |
| Saturday, September 11 |
| » Lost to Giants (75-59), 2-1 | Polo Grounds V (3-7) | 67-68 | |
| » Starters: Lefty Tyler vs Jesse Barnes | Fifth | 12 out |
| Sunday, September 12 |
| » Lost to Dodgers (81-57), 5-0 | Ebbets Field (4-3) | 67-69 | Lost 2 |
| » Starters: Hippo Vaughn vs Burleigh Grimes | Fifth | 13 out |
| Monday, September 13 |
| » Lost to Dodgers (82-57), 7-3 | Ebbets Field (4-4) | 67-70 | Lost 3 |
| » Starters: Pete Alexander vs Jeff Pfeffer | Fifth | 15 out |
| » Lost to Dodgers (83-57), 7-2 | Ebbets Field (4-5) | 67-71 | Lost 4 |
| » Starters: Speed Martin vs Rube Marquard | Fifth | 15 out |
| Tuesday, September 14 |
| » Defeated Dodgers (83-58), 10-2 | Ebbets Field (5-5) | 68-71 | |
| » Starters: Lefty Tyler vs Leon Cadore | Fifth | 14 out |
| Wednesday, September 15 |
| » Lost to Dodgers (84-58), 1-0 | Ebbets Field (5-6) | 68-72 | |
| » Starters: Speed Martin vs Sherry Smith | Fifth | 15 out |
| Thursday, September 16 |
| » Defeated Phillies (54-84), 9-5 | Baker Bowl (4-5) | 69-72 | |
| » Starters: Hippo Vaughn vs Bill Hubbell | Fifth | 15 out |
| Friday, September 17 |
| » Defeated Phillies (54-85), 3-1 | Baker Bowl (5-5) | 70-72 | Won 2 |
| » Starters: Virgil Cheeves vs Eppa Rixey | Fifth | 15 out |
| Saturday, September 18 |
| » Defeated Phillies (54-86), 9-7 | Baker Bowl (6-5) | 71-72 | Won 3 |
| » Starters: Lefty Tyler vs Lee Meadows | Fifth | 14 out |
| Monday, September 20 |
| » Defeated Braves (57-80), 6-1 | Braves Field (6-3) | 72-72 | Won 4 |
| » Starters: Pete Alexander vs Jack Scott | Fifth | 15 out |
| » Lost to Braves (58-80), 9-1 | Braves Field (6-4) | 72-73 | |
| » Starters: Hippo Vaughn vs Hugh McQuillan | Fifth | 15 out |
| Tuesday, September 21 |
| » Lost to Braves (59-80), 4-2 | Braves Field (6-5) | 72-74 | Lost 2 |
| » Starters: Virgil Cheeves vs Joe Oeschger | Fifth | 15½ out |
| Wednesday, September 22 |
| » Lost to Giants (83-63), 7-2 | Polo Grounds V (3-8) | 72-75 | Lost 3 |
| » Starters: Lefty Tyler vs Phil Douglas | Fifth | 16½ out |
| Thursday, September 23 |
| » Major-league debuts: Cotton Tierney (Pirates) |
| Saturday, September 25 |
| » Defeated Reds (77-68), 2-0 | Crosley Field (4-6) | 73-75 | |
| » Starters: Pete Alexander vs Ray Fisher | Fifth | 15 out |
| » Defeated Reds (77-69), 7-1 | Crosley Field (5-6) | 74-75 | Won 2 |
| » Starters: Hippo Vaughn vs Jimmy Ring | Fifth | 15 out |
| Sunday, September 26 |
| » Lost to Cardinals (72-78), 6-3 | Wrigley Field (42-31) | 74-76 | |
| » Starters: Lou North vs Lefty Tyler | Fifth | 16 out |
| Monday, September 27 |
| » Lost to Cardinals (73-78), 16-1 | Wrigley Field (42-32) | 74-77 | Lost 2 |
| » Starters: Ferdie Schupp vs Speed Martin | Fifth | 16½ out |
| Tuesday, September 28 |
| » Major-league debuts: Johnny Morrison (Pirates) |
| Friday, October 1 |
| » Defeated Cardinals (73-79), 3-2 | Wrigley Field (43-32) | 75-77 | |
| » Starters: Jesse Haines vs Pete Alexander | Fifth | 16 out |
| Saturday, October 2 |
| » Lost to Cardinals (74-79), 4-1 | Wrigley Field (43-33) | 75-78 | |
| » Starters: Ferdie Schupp vs Hippo Vaughn | Fifth | 17 out |
| Sunday, October 3 |
| » Lost to Pirates (79-75), 4-3 | Wrigley Field (43-34) | 75-79 | Lost 2 |
| » Starters: Hal Carlson vs Lefty Tyler | Fifth | 18 out |
| Friday, October 8 |
| Future Cub Catfish Metkovich is born in Angels Camp, CA. |
| Saturday, November 27 |
| Future Cub Johnny Schmitz is born in Wausau, WI. |
| Thursday, December 9 |
| Former Cub George Browne dies in Hyde Park, NY at the age of 45. |
Game information provided by Retrosheet (www.retrosheet.org) |
