| Wednesday, January 10 |
| Future Met Mario Diaz is born in Humacao, P.R. Future Met Jim Lindeman is born in Evanston, IL. |
| Saturday, January 13 |
| Future Met Kevin Mitchell is born in San Diego, CA. |
| Monday, February 19 |
| Future Met Alvaro Espinoza is born in Valencia, Venezuela. |
| Monday, March 12 |
| Future Met Darryl Strawberry is born in Los Angeles, CA. |
| Tuesday, April 10 |
| » Major-league debuts: Joe Pepitone (Yankees) |
| Wednesday, April 11 |
| » Lost to Cardinals (1-0), 11-4 | Sportsman's Park III (0-1) | 0-1 | |
| » Starters: Roger Craig vs Larry Jackson | Fifth | 1½ out |
| » Major-league debuts: Bob Moorhead (Mets) |
| Thursday, April 12 |
| » Major-league debuts: Diego Segui (Athletics) |
| Friday, April 13 |
| » Lost to Pirates (2-0), 4-3 | Polo Grounds V (0-1) | 0-2 | Lost 2 |
| » Starters: Tom Sturdivant vs Sherman Jones | Sixth | 3 out |
| » Major-league debuts: Ray Daviault (Mets) |
| Saturday, April 14 |
| » Lost to Pirates (3-0), 6-2 | Polo Grounds V (0-2) | 0-3 | Lost 3 |
| » Starters: Vinegar Bend Mizell vs Al Jackson | Seventh | 4 out |
| » Major-league debuts: Jim Hickman (Mets) |
| Sunday, April 15 |
| » Lost to Pirates (4-0), 7-2 | Polo Grounds V (0-3) | 0-4 | Lost 4 |
| » Starters: Bob Friend vs Roger Craig | Ninth | 4 out |
| » Major-league debuts: Rod Kanehl (Mets) |
| Tuesday, April 17 |
| » Lost to Astros (4-2), 5-2 | Polo Grounds V (0-4) | 0-5 | Lost 5 |
| » Starters: Bobby Shantz vs Jay Hook | Ninth | 5½ out |
| Wednesday, April 18 |
| » Lost to Cardinals (5-0), 15-5 | Polo Grounds V (0-5) | 0-6 | Lost 6 |
| » Starters: Larry Jackson vs Sherman Jones | Tenth | 6½ out |
| Thursday, April 19 |
| » Lost to Cardinals (6-0), 9-4 | Polo Grounds V (0-6) | 0-7 | Lost 7 |
| » Starters: Ray Washburn vs Al Jackson | Tenth | 7½ out |
| Saturday, April 21 |
| » Lost to Pirates (9-0), 8-4 | Forbes Field (0-1) | 0-8 | Lost 8 |
| » Starters: Bob Miller vs Bob Friend | Tenth | 8½ out |
| Sunday, April 22 |
| » Lost to Pirates (10-0), 4-3 | Forbes Field (0-2) | 0-9 | Lost 9 |
| » Starters: Roger Craig vs Bob Veale | Tenth | 9½ out |
| Monday, April 23 |
| » Defeated Pirates (10-1), 9-1 | Forbes Field (1-2) | 1-9 | |
| » Starters: Jay Hook vs Tom Sturdivant | Ninth | 8½ out |
| Tuesday, April 24 |
| » Lost to Reds (6-8), 7-3 | Crosley Field (0-1) | 1-10 | |
| » Starters: Craig Anderson vs Sammy Ellis | Ninth | 9½ out |
| Wednesday, April 25 |
| » Lost to Reds (7-8), 7-1 | Crosley Field (0-2) | 1-11 | Lost 2 |
| » Starters: Bob Miller vs Bob Purkey | Tenth | 9½ out |
| Friday, April 27 |
| » Lost to Phillies (6-7), 11-9 | Polo Grounds V (0-7) | 1-12 | Lost 3 |
| » Starters: Cal McLish vs Roger Craig | Eighth | 9½ out |
| Saturday, April 28 |
| » Defeated Phillies (6-8), 8-6 | Polo Grounds V (1-7) | 2-12 | |
| » Starters: Jim Owens vs Jay Hook | Ninth | 8½ out |
| Sunday, April 29 |
| » Defeated Phillies (6-9), 8-0 | Polo Grounds V (2-7) | 3-12 | Won 2 |
| » Starters: Art Mahaffey vs Al Jackson | Tenth | 9½ out |
| » Lost to Phillies (7-9), 10-2 | Polo Grounds V (2-8) | 3-13 | |
| » Starters: Paul Brown vs Sherman Jones | Tenth | 9½ out |
| Tuesday, May 1 |
| » Lost to Reds (9-11), 8-2 | Polo Grounds V (2-9) | 3-14 | Lost 2 |
| » Starters: Joey Jay vs Jay Hook | Tenth | 11 out |
| Friday, May 4 |
| » Lost to Phillies (10-9), 6-5 | Shibe Park (0-1) | 3-15 | Lost 3 |
| » Starters: Roger Craig vs Jim Owens | Tenth | 13 out |
| Saturday, May 5 |
| » Lost to Phillies (11-9), 2-1 | Shibe Park (0-2) | 3-16 | Lost 4 |
| » Starters: Al Jackson vs Cal McLish | Tenth | 13 out |
| Sunday, May 6 |
| » Defeated Phillies (11-10), 7-5 | Shibe Park (1-2) | 4-16 | |
| » Starters: Bob Moorhead vs Jack Hamilton | Tenth | 13 out |
| Tuesday, May 8 |
| » Defeated Cubs (6-20), 3-1 | Wrigley Field (1-0) | 5-16 | Won 2 |
| » Starters: Jay Hook vs Don Cardwell | Eighth | 13 out |
| Friday, May 11 |
| » Lost to Braves (13-14), 8-5 | Polo Grounds V (2-10) | 5-17 | |
| » Starters: Bob Shaw vs Al Jackson | Ninth | 13 out |
| Saturday, May 12 |
| » Defeated Braves (13-15), 3-2 | Polo Grounds V (3-10) | 6-17 | |
| » Starters: Warren Spahn vs Roger Craig | Ninth | 12½ out |
| » Defeated Braves (13-16), 8-7 | Polo Grounds V (4-10) | 7-17 | Won 2 |
| » Starters: Carl Willey vs Bob Moorhead | Ninth | 12½ out |
| Sunday, May 13 |
| » Lost to Braves (14-16), 3-2 | Polo Grounds V (4-11) | 7-18 | |
| » Starters: Cecil Butler vs Jay Hook | Tenth | 13½ out |
| Tuesday, May 15 |
| » Defeated Cubs (9-22), 6-5 | Polo Grounds V (5-11) | 8-18 | |
| » Starters: Bob Buhl vs Vinegar Bend Mizell | Ninth | 13½ out |
| Wednesday, May 16 |
| » Defeated Cubs (9-23), 6-5 | Polo Grounds V (6-11) | 9-18 | Won 2 |
| » Starters: Dick Ellsworth vs Al Jackson | Ninth | 13½ out |
| Friday, May 18 |
| » Lost to Braves (16-18), 5-2 | County Stadium (0-1) | 9-19 | |
| » Starters: Roger Craig vs Warren Spahn | Ninth | 13 out |
| Saturday, May 19 |
| » Defeated Braves (16-19), 6-5 | County Stadium (1-1) | 10-19 | |
| » Starters: Jay Hook vs Cecil Butler | Ninth | 13 out |
| Sunday, May 20 |
| » Defeated Braves (16-20), 7-6 | County Stadium (2-1) | 11-19 | Won 2 |
| » Starters: Bob Miller vs Jack Curtis | Eighth | 12 out |
| » Defeated Braves (16-21), 9-6 | County Stadium (3-1) | 12-19 | Won 3 |
| » Starters: Al Jackson vs Tony Cloninger | Eighth | 12 out |
| Monday, May 21 |
| » Lost to Astros (14-23), 3-2 | Colt Stadium (0-1) | 12-20 | |
| » Starters: Dave Hillman vs Jim Golden | Ninth | 12 out |
| Tuesday, May 22 |
| » Lost to Astros (15-23), 3-2 | Colt Stadium (0-2) | 12-21 | Lost 2 |
| » Starters: Jay Hook vs Turk Farrell | Ninth | 12 out |
| Wednesday, May 23 |
| » Lost to Dodgers (26-15), 3-1 | Dodger Stadium (0-1) | 12-22 | Lost 3 |
| » Starters: Roger Craig vs Don Drysdale | Ninth | 12 out |
| Thursday, May 24 |
| » Lost to Dodgers (27-15), 4-2 | Dodger Stadium (0-2) | 12-23 | Lost 4 |
| » Starters: Bob Miller vs Johnny Podres | Tenth | 13 out |
| Friday, May 25 |
| » Lost to Dodgers (28-15), 17-8 | Dodger Stadium (0-3) | 12-24 | Lost 5 |
| » Starters: Al Jackson vs Joe Moeller | Tenth | 14 out |
| Saturday, May 26 |
| » Lost to Giants (31-14), 7-6 | Candlestick Park (0-1) | 12-25 | Lost 6 |
| » Starters: Jay Hook vs Billy O'Dell | Tenth | 15 out |
| Sunday, May 27 |
| » Lost to Giants (32-14), 7-1 | Candlestick Park (0-2) | 12-26 | Lost 7 |
| » Starters: Roger Craig vs Jack Sanford | Tenth | 17 out |
| » Lost to Giants (33-14), 6-5 | Candlestick Park (0-3) | 12-27 | Lost 8 |
| » Starters: Al Jackson vs Mike McCormick | Tenth | 17 out |
| Wednesday, May 30 |
| » Lost to Dodgers (32-15), 13-6 | Polo Grounds V (6-12) | 12-28 | Lost 9 |
| » Starters: Sandy Koufax vs Jay Hook | Tenth | 19 out |
| » Lost to Dodgers (33-15), 6-5 | Polo Grounds V (6-13) | 12-29 | Lost 10 |
| » Starters: Johnny Podres vs Bob Miller | Tenth | 19 out |
| Thursday, May 31 |
| » Lost to Dodgers (34-15), 6-3 | Polo Grounds V (6-14) | 12-30 | Lost 11 |
| » Starters: Joe Moeller vs Al Jackson | Tenth | 19 out |
| Future Met Joe Orsulak is born in Glen Ridge, NJ. |
| Friday, June 1 |
| » Lost to Giants (36-15), 9-6 | Polo Grounds V (6-15) | 12-31 | Lost 12 |
| » Starters: Billy Pierce vs Roger Craig | Ninth | 20 out |
| Saturday, June 2 |
| » Lost to Giants (37-15), 10-1 | Polo Grounds V (6-16) | 12-32 | Lost 13 |
| » Starters: Jack Sanford vs Jay Hook | Tenth | 22 out |
| » Lost to Giants (38-15), 6-4 | Polo Grounds V (6-17) | 12-33 | Lost 14 |
| » Starters: Jim Duffalo vs Vinegar Bend Mizell | Tenth | 22 out |
| Sunday, June 3 |
| » Lost to Giants (39-15), 6-1 | Polo Grounds V (6-18) | 12-34 | Lost 15 |
| » Starters: Juan Marichal vs Bob Miller | Tenth | 23 out |
| Wednesday, June 6 |
| » Lost to Phillies (20-31), 2-0 | Shibe Park (1-3) | 12-35 | Lost 16 |
| » Starters: Roger Craig vs Cal McLish | Tenth | 24 out |
| » Lost to Phillies (21-31), 2-1 | Shibe Park (1-4) | 12-36 | Lost 17 |
| » Starters: Al Jackson vs Art Mahaffey | Tenth | 24 out |
| Friday, June 8 |
| » Defeated Cubs (18-36), 4-3 | Wrigley Field (2-0) | 13-36 | |
| » Starters: Jay Hook vs Glen Hobbie | Tenth | 23½ out |
| » Lost to Cubs (19-36), 3-2 | Wrigley Field (2-1) | 13-37 | |
| » Starters: Bob Miller vs Cal Koonce | Tenth | 23½ out |
| Future Met John Gibbons is born in Great Falls, MT. |
| Saturday, June 9 |
| » Defeated Cubs (19-37), 11-6 | Wrigley Field (3-1) | 14-37 | |
| » Starters: Bob Moorhead vs Bob Buhl | Tenth | 22½ out |
| Sunday, June 10 |
| » Defeated Cubs (19-38), 2-1 | Wrigley Field (4-1) | 15-37 | Won 2 |
| » Starters: Roger Craig vs Dick Ellsworth | Tenth | 23½ out |
| » Lost to Cubs (20-38), 5-4 | Wrigley Field (4-2) | 15-38 | |
| » Starters: Ray Daviault vs Bob Anderson | Tenth | 23½ out |
| Monday, June 11 |
| » Defeated Astros (24-34), 3-1 | Colt Stadium (1-2) | 16-38 | |
| » Starters: Al Jackson vs Turk Farrell | Tenth | 23 out |
| Tuesday, June 12 |
| » Lost to Astros (25-34), 3-2 | Colt Stadium (1-3) | 16-39 | |
| » Starters: Bob Miller vs Ken Johnson | Tenth | 23 out |
| Thursday, June 14 |
| » Lost to Astros (26-34), 10-2 | Colt Stadium (1-4) | 16-40 | Lost 2 |
| » Starters: Jay Hook vs Bob Bruce | Ninth | 23½ out |
| Friday, June 15 |
| » Lost to Cubs (21-42), 5-1 | Polo Grounds V (6-19) | 16-41 | Lost 3 |
| » Starters: Bob Anderson vs Roger Craig | Tenth | 23½ out |
| Saturday, June 16 |
| » Lost to Cubs (22-42), 6-3 | Polo Grounds V (6-20) | 16-42 | Lost 4 |
| » Starters: Don Cardwell vs Willard Hunter | Tenth | 23½ out |
| Future Met Calvin Schiraldi is born in Houston, TX. |
| Sunday, June 17 |
| » Lost to Cubs (23-42), 8-7 | Polo Grounds V (6-21) | 16-43 | Lost 5 |
| » Starters: Glen Hobbie vs Al Jackson | Tenth | 25 out |
| » Lost to Cubs (24-42), 4-3 | Polo Grounds V (6-22) | 16-44 | Lost 6 |
| » Starters: Bob Buhl vs Bob Miller | Tenth | 25 out |
| Monday, June 18 |
| » Lost to Braves (31-34), 7-1 | Polo Grounds V (6-23) | 16-45 | Lost 7 |
| » Starters: Bob Shaw vs Jay Hook | Tenth | 26 out |
| Tuesday, June 19 |
| » Defeated Braves (31-35), 6-5 | Polo Grounds V (7-23) | 17-45 | |
| » Starters: Ron Piche vs Roger Craig | Tenth | 26 out |
| Wednesday, June 20 |
| » Lost to Braves (32-35), 9-4 | Polo Grounds V (7-24) | 17-46 | |
| » Starters: Tony Cloninger vs Ray Daviault | Tenth | 26½ out |
| » Lost to Braves (33-35), 3-2 | Polo Grounds V (7-25) | 17-47 | Lost 2 |
| » Starters: Bob Hendley vs Willard Hunter | Tenth | 26½ out |
| Friday, June 22 |
| » Defeated Astros (30-36), 2-0 | Polo Grounds V (8-25) | 18-47 | |
| » Starters: Turk Farrell vs Al Jackson | Tenth | 26 out |
| » Lost to Astros (31-36), 16-3 | Polo Grounds V (8-26) | 18-48 | |
| » Starters: Jim Golden vs Bob Miller | Tenth | 26 out |
| Saturday, June 23 |
| » Defeated Astros (31-37), 13-2 | Polo Grounds V (9-26) | 19-48 | |
| » Starters: Ken Johnson vs Jay Hook | Ninth | 26 out |
| Monday, June 25 |
| » Lost to Pirates (41-31), 13-3 | Forbes Field (1-3) | 19-49 | |
| » Starters: Craig Anderson vs Vern Law | Tenth | 25½ out |
| Tuesday, June 26 |
| » Lost to Pirates (42-31), 5-2 | Forbes Field (1-4) | 19-50 | Lost 2 |
| » Starters: Willard Hunter vs Joe Gibbon | Tenth | 26 out |
| Wednesday, June 27 |
| » Lost to Pirates (43-31), 6-5 | Forbes Field (1-5) | 19-51 | Lost 3 |
| » Starters: Roger Craig vs Bob Friend | Tenth | 27 out |
| Thursday, June 28 |
| » Lost to Dodgers (50-28), 5-4 | Dodger Stadium (0-4) | 19-52 | Lost 4 |
| » Starters: Al Jackson vs Johnny Podres | Tenth | 27½ out |
| Friday, June 29 |
| » Defeated Dodgers (50-29), 10-4 | Dodger Stadium (1-4) | 20-52 | |
| » Starters: Jay Hook vs Joe Moeller | Ninth | 27 out |
| Saturday, June 30 |
| » Lost to Dodgers (51-29), 5-0 | Dodger Stadium (1-5) | 20-53 | |
| » Starters: Bob Miller vs Sandy Koufax | Tenth | 28 out |
| Future Met Tony Fernandez is born in San Pedro de Macoris, D.R. |
| Sunday, July 1 |
| » Lost to Dodgers (52-29), 5-1 | Dodger Stadium (1-6) | 20-54 | Lost 2 |
| » Starters: Roger Craig vs Don Drysdale | Tenth | 29 out |
| Monday, July 2 |
| » Defeated Giants (52-29), 8-5 | Candlestick Park (1-3) | 21-54 | |
| » Starters: Craig Anderson vs Juan Marichal | Tenth | 29 out |
| Tuesday, July 3 |
| » Lost to Giants (53-29), 10-1 | Candlestick Park (1-4) | 21-55 | |
| » Starters: Al Jackson vs Jack Sanford | Tenth | 29½ out |
| Wednesday, July 4 |
| » Lost to Giants (54-29), 11-4 | Candlestick Park (1-5) | 21-56 | Lost 2 |
| » Starters: Jay Hook vs Bobby Bolin | Tenth | 31½ out |
| » Lost to Giants (55-29), 10-3 | Candlestick Park (1-6) | 21-57 | Lost 3 |
| » Starters: Willard Hunter vs Billy O'Dell | Tenth | 31½ out |
| Thursday, July 5 |
| Future Met Jeff Innis is born in Decatur, IL. |
| Friday, July 6 |
| » Defeated Cardinals (45-37), 10-3 | Polo Grounds V (10-26) | 22-57 | |
| » Starters: Ray Sadecki vs Roger Craig | Tenth | 31 out |
| Saturday, July 7 |
| » Defeated Cardinals (45-38), 5-4 | Polo Grounds V (11-26) | 23-57 | Won 2 |
| » Starters: Larry Jackson vs Al Jackson | Tenth | 31 out |
| » Lost to Cardinals (46-38), 3-2 | Polo Grounds V (11-27) | 23-58 | |
| » Starters: Ray Washburn vs Craig Anderson | Tenth | 31 out |
| Sunday, July 8 |
| » Lost to Cardinals (47-38), 15-1 | Polo Grounds V (11-28) | 23-59 | Lost 2 |
| » Starters: Bob Gibson vs Jay Hook | Tenth | 31½ out |
| Thursday, July 12 |
| » Lost to Dodgers (59-31), 3-0 | Polo Grounds V (11-29) | 23-60 | Lost 3 |
| » Starters: Sandy Koufax vs Roger Craig | Tenth | 32½ out |
| Friday, July 13 |
| » Lost to Dodgers (60-31), 5-4 | Polo Grounds V (11-30) | 23-61 | Lost 4 |
| » Starters: Don Drysdale vs Al Jackson | Tenth | 33½ out |
| Saturday, July 14 |
| » Lost to Dodgers (61-31), 17-3 | Polo Grounds V (11-31) | 23-62 | Lost 5 |
| » Starters: Stan Williams vs Craig Anderson | Tenth | 34½ out |
| Sunday, July 15 |
| » Defeated Giants (58-34), 5-3 | Polo Grounds V (12-31) | 24-62 | |
| » Starters: Billy Pierce vs Jay Hook | Tenth | 34½ out |
| » Lost to Giants (59-34), 9-8 | Polo Grounds V (12-32) | 24-63 | |
| » Starters: Bobby Bolin vs Willard Hunter | Tenth | 34½ out |
| Monday, July 16 |
| » Lost to Giants (60-34), 3-2 | Polo Grounds V (12-33) | 24-64 | Lost 2 |
| » Starters: Jack Sanford vs Roger Craig | Tenth | 35 out |
| Thursday, July 19 |
| » Lost to Pirates (58-35), 5-1 | Polo Grounds V (12-34) | 24-65 | Lost 3 |
| » Starters: Bob Friend vs Al Jackson | Tenth | 35½ out |
| » Lost to Pirates (59-35), 7-6 | Polo Grounds V (12-35) | 24-66 | Lost 4 |
| » Starters: Tommie Sisk vs Jay Hook | Tenth | 35½ out |
| » Major-league debuts: Tommy Sisk (Pirates) |
| Friday, July 20 |
| » Lost to Reds (51-41), 3-1 | Crosley Field (0-3) | 24-67 | Lost 5 |
| » Starters: Roger Craig vs Joey Jay | Tenth | 36½ out |
| Saturday, July 21 |
| » Lost to Reds (52-41), 5-3 | Crosley Field (0-4) | 24-68 | Lost 6 |
| » Starters: Craig Anderson vs Bob Purkey | Tenth | 37½ out |
| Sunday, July 22 |
| » Lost to Reds (53-41), 11-4 | Crosley Field (0-5) | 24-69 | Lost 7 |
| » Starters: Al Jackson vs Jim Maloney | Tenth | 39 out |
| » Lost to Reds (54-41), 4-3 | Crosley Field (0-6) | 24-70 | Lost 8 |
| » Starters: Bob Moorhead vs Moe Drabowsky | Tenth | 39 out |
| Tuesday, July 24 |
| » Lost to Braves (51-49), 5-4 | County Stadium (3-2) | 24-71 | Lost 9 |
| » Starters: Jay Hook vs Lew Burdette | Tenth | 39½ out |
| Wednesday, July 25 |
| » Lost to Braves (52-49), 11-5 | County Stadium (3-3) | 24-72 | Lost 10 |
| » Starters: Roger Craig vs Bob Hendley | Tenth | 40½ out |
| Thursday, July 26 |
| » Lost to Braves (53-49), 6-1 | County Stadium (3-4) | 24-73 | Lost 11 |
| » Starters: Craig Anderson vs Warren Spahn | Tenth | 41 out |
| Friday, July 27 |
| » Defeated Cardinals (56-46), 1-0 | Sportsman's Park III (1-1) | 25-73 | |
| » Starters: Al Jackson vs Bob Gibson | Tenth | 41½ out |
| » Lost to Cardinals (57-46), 6-5 | Sportsman's Park III (1-2) | 25-74 | |
| » Starters: Bob Moorhead vs Larry Jackson | Tenth | 41½ out |
| Saturday, July 28 |
| » Defeated Cardinals (57-47), 9-8 | Sportsman's Park III (2-2) | 26-74 | |
| » Starters: Jay Hook vs Ray Sadecki | Tenth | 41½ out |
| Sunday, July 29 |
| » Lost to Cardinals (58-47), 6-5 | Sportsman's Park III (2-3) | 26-75 | |
| » Starters: Bob Miller vs Ernie Broglio | Tenth | 43 out |
| » Lost to Cardinals (59-47), 5-1 | Sportsman's Park III (2-4) | 26-76 | Lost 2 |
| » Starters: Roger Craig vs Ray Washburn | Tenth | 43 out |
| Wednesday, August 1 |
| » Lost to Phillies (50-58), 11-9 | Polo Grounds V (12-36) | 26-77 | Lost 3 |
| » Starters: Jack Hamilton vs Al Jackson | Tenth | 43 out |
| » Major-league debuts: Rick Herrscher (Mets) |
| Thursday, August 2 |
| » Lost to Phillies (51-58), 9-4 | Polo Grounds V (12-37) | 26-78 | Lost 4 |
| » Starters: Art Mahaffey vs Craig Anderson | Tenth | 44 out |
| Friday, August 3 |
| » Lost to Reds (63-43), 8-6 | Polo Grounds V (12-38) | 26-79 | Lost 5 |
| » Starters: Joey Jay vs Jay Hook | Tenth | 45 out |
| Future Met Mackey Sasser is born in Fort Gaines, GA. |
| Saturday, August 4 |
| » Defeated Reds (63-44), 9-1 | Polo Grounds V (13-38) | 27-79 | |
| » Starters: Johnny Klippstein vs Roger Craig | Tenth | 44½ out |
| » Defeated Reds (63-45), 3-2 | Polo Grounds V (14-38) | 28-79 | Won 2 |
| » Starters: Joe Nuxhall vs Bob Miller | Tenth | 44½ out |
| Sunday, August 5 |
| » Defeated Reds (63-46), 5-2 | Polo Grounds V (15-38) | 29-79 | Won 3 |
| » Starters: Jim O'Toole vs Al Jackson | Tenth | 44½ out |
| » Lost to Reds (64-46), 6-3 | Polo Grounds V (15-39) | 29-80 | |
| » Starters: Jim Maloney vs Bob Moorhead | Tenth | 44½ out |
| Monday, August 6 |
| » Lost to Dodgers (76-37), 2-1 | Dodger Stadium (1-7) | 29-81 | Lost 2 |
| » Starters: Jay Hook vs Johnny Podres | Tenth | 45½ out |
| Tuesday, August 7 |
| » Lost to Dodgers (77-37), 7-5 | Dodger Stadium (1-8) | 29-82 | Lost 3 |
| » Starters: Craig Anderson vs Don Drysdale | Tenth | 46½ out |
| Wednesday, August 8 |
| » Defeated Giants (72-42), 5-2 | Candlestick Park (2-6) | 30-82 | |
| » Starters: Roger Craig vs Bobby Bolin | Tenth | 46½ out |
| Thursday, August 9 |
| » Lost to Giants (73-42), 7-1 | Candlestick Park (2-7) | 30-83 | |
| » Starters: Bob Miller vs Jack Sanford | Tenth | 47½ out |
| Friday, August 10 |
| » Lost to Reds (69-46), 8-4 | Crosley Field (0-7) | 30-84 | Lost 2 |
| » Starters: Al Jackson vs Jim Maloney | Tenth | 47½ out |
| Saturday, August 11 |
| » Lost to Reds (70-46), 2-1 | Crosley Field (0-8) | 30-85 | Lost 3 |
| » Starters: Jay Hook vs Bob Purkey | Tenth | 47½ out |
| Sunday, August 12 |
| » Lost to Reds (71-46), 8-4 | Crosley Field (0-9) | 30-86 | Lost 4 |
| » Starters: Roger Craig vs Joey Jay | Tenth | 47½ out |
| Tuesday, August 14 |
| » Lost to Phillies (55-66), 3-1 | Polo Grounds V (15-40) | 30-87 | Lost 5 |
| » Starters: Dallas Green vs Al Jackson | Tenth | 47½ out |
| Wednesday, August 15 |
| » Lost to Phillies (56-66), 9-3 | Polo Grounds V (15-41) | 30-88 | Lost 6 |
| » Starters: Dennis Bennett vs Bob Miller | Tenth | 48 out |
| » Lost to Phillies (57-66), 8-7 | Polo Grounds V (15-42) | 30-89 | Lost 7 |
| » Starters: Art Mahaffey vs Jay Hook | Tenth | 48 out |
| Saturday, August 18 |
| » Lost to Cardinals (67-55), 7-4 | Polo Grounds V (15-43) | 30-90 | Lost 8 |
| » Starters: Ernie Broglio vs Roger Craig | Tenth | 49½ out |
| » Lost to Cardinals (68-55), 10-0 | Polo Grounds V (15-44) | 30-91 | Lost 9 |
| » Starters: Bob Gibson vs Ken MacKenzie | Tenth | 49½ out |
| Sunday, August 19 |
| » Lost to Cardinals (69-55), 10-5 | Polo Grounds V (15-45) | 30-92 | Lost 10 |
| » Starters: Lindy McDaniel vs Al Jackson | Tenth | 50½ out |
| Monday, August 20 |
| » Lost to Pirates (70-52), 2-0 | Polo Grounds V (15-46) | 30-93 | Lost 11 |
| » Starters: Bob Friend vs Jay Hook | Tenth | 51 out |
| » Lost to Pirates (71-52), 6-3 | Polo Grounds V (15-47) | 30-94 | Lost 12 |
| » Starters: Al McBean vs Bob Miller | Tenth | 51 out |
| Tuesday, August 21 |
| » Lost to Pirates (72-52), 8-6 | Polo Grounds V (15-48) | 30-95 | Lost 13 |
| » Starters: Joe Gibbon vs Craig Anderson | Tenth | 51 out |
| » Defeated Pirates (72-53), 5-4 | Polo Grounds V (16-48) | 31-95 | |
| » Starters: Harvey Haddix vs Bob Moorhead | Tenth | 51 out |
| Wednesday, August 22 |
| » Defeated Giants (78-48), 5-4 | Polo Grounds V (17-48) | 32-95 | Won 2 |
| » Starters: Jack Sanford vs Bob Miller | Tenth | 50 out |
| Future Met Darrin Jackson is born in Los Angeles, CA. |
| Thursday, August 23 |
| » Lost to Giants (79-48), 2-1 | Polo Grounds V (17-49) | 32-96 | |
| » Starters: Juan Marichal vs Al Jackson | Tenth | 51 out |
| Friday, August 24 |
| » Defeated Dodgers (83-46), 6-3 | Polo Grounds V (18-49) | 33-96 | |
| » Starters: Don Drysdale vs Jay Hook | Tenth | 50 out |
| Saturday, August 25 |
| » Lost to Dodgers (84-46), 8-2 | Polo Grounds V (18-50) | 33-97 | |
| » Starters: Stan Williams vs Roger Craig | Tenth | 51 out |
| Sunday, August 26 |
| » Lost to Dodgers (85-46), 16-5 | Polo Grounds V (18-51) | 33-98 | Lost 2 |
| » Starters: Pete Richert vs Craig Anderson | Tenth | 52 out |
| Tuesday, August 28 |
| » Defeated Phillies (62-73), 2-0 | Shibe Park (2-4) | 34-98 | |
| » Starters: Al Jackson vs Chris Short | Tenth | 52½ out |
| » Lost to Phillies (63-73), 10-1 | Shibe Park (2-5) | 34-99 | |
| » Starters: Bob Miller vs Dennis Bennett | Tenth | 52½ out |
| Wednesday, August 29 |
| » Lost to Phillies (64-73), 3-2 | Shibe Park (2-6) | 34-100 | Lost 2 |
| » Starters: Jay Hook vs Cal McLish | Ninth | 53½ out |
| Thursday, August 30 |
| » Lost to Phillies (65-73), 8-7 | Shibe Park (2-7) | 34-101 | Lost 3 |
| » Starters: Roger Craig vs Art Mahaffey | Tenth | 53½ out |
| Friday, August 31 |
| » Lost to Cardinals (72-62), 4-2 | Sportsman's Park III (2-5) | 34-102 | Lost 4 |
| » Starters: Craig Anderson vs Larry Jackson | Tenth | 54½ out |
| Saturday, September 1 |
| » Lost to Cardinals (73-62), 10-5 | Sportsman's Park III (2-6) | 34-103 | Lost 5 |
| » Starters: Ray Daviault vs Ray Washburn | Tenth | 55½ out |
| Sunday, September 2 |
| » Defeated Cardinals (73-63), 4-3 | Sportsman's Park III (3-6) | 35-103 | |
| » Starters: Al Jackson vs Ernie Broglio | Tenth | 55½ out |
| Monday, September 3 |
| » Lost to Pirates (81-56), 2-0 | Forbes Field (1-6) | 35-104 | |
| » Starters: Jay Hook vs Bob Friend | Tenth | 56 out |
| » Lost to Pirates (82-56), 5-4 | Forbes Field (1-7) | 35-105 | Lost 2 |
| » Starters: Roger Craig vs Al McBean | Tenth | 56 out |
| Tuesday, September 4 |
| » Lost to Pirates (83-56), 5-1 | Forbes Field (1-8) | 35-106 | Lost 3 |
| » Starters: Craig Anderson vs Harvey Haddix | Tenth | 57 out |
| Friday, September 7 |
| » Lost to Astros (54-87), 4-2 | Colt Stadium (1-5) | 35-107 | Lost 4 |
| » Starters: Al Jackson vs Hal Woodeshick | Tenth | 56 out |
| Saturday, September 8 |
| » Lost to Astros (55-87), 4-3 | Colt Stadium (1-6) | 35-108 | Lost 5 |
| » Starters: Jay Hook vs George Brunet | Tenth | 57½ out |
| » Lost to Astros (56-87), 6-5 | Colt Stadium (1-7) | 35-109 | Lost 6 |
| » Starters: Roger Craig vs Turk Farrell | Tenth | 57½ out |
| Sunday, September 9 |
| » Tied Astros, 7-7 | Colt Stadium (1-7) | 35-109 | |
| » Starters: Craig Anderson vs Bob Bruce | Tenth | 58 out |
| Monday, September 10 |
| » Lost to Braves (74-72), 5-2 | Polo Grounds V (18-52) | 35-110 | Lost 7 |
| » Starters: Tony Cloninger vs Bob Miller | Tenth | 59 out |
| Tuesday, September 11 |
| » Major-league debuts: Mike Shannon (Cardinals) |
| Friday, September 14 |
| » Defeated Reds (92-58), 10-9 | Polo Grounds V (19-52) | 36-110 | |
| » Starters: Joe Nuxhall vs Al Jackson | Tenth | 60 out |
| Saturday, September 15 |
| » Lost to Reds (93-58), 9-6 | Polo Grounds V (19-53) | 36-111 | |
| » Starters: Bob Purkey vs Jay Hook | Tenth | 61 out |
| Sunday, September 16 |
| » Defeated Reds (93-59), 8-2 | Polo Grounds V (20-53) | 37-111 | |
| » Starters: Joey Jay vs Roger Craig | Tenth | 60 out |
| Tuesday, September 18 |
| » Lost to Astros (57-91), 6-2 | Polo Grounds V (20-54) | 37-112 | |
| » Starters: Ken Johnson vs Al Jackson | Tenth | 60 out |
| » Lost to Astros (58-91), 8-6 | Polo Grounds V (20-55) | 37-113 | Lost 2 |
| » Starters: Dick Drott vs Larry Foss | Tenth | 60 out |
| Wednesday, September 19 |
| Future Met Randy Myers is born in Vancouver, WA. |
| Thursday, September 20 |
| » Lost to Astros (59-91), 7-2 | Polo Grounds V (20-56) | 37-114 | Lost 3 |
| » Starters: Jim Golden vs Jay Hook | Tenth | 61½ out |
| » Lost to Astros (60-91), 5-4 | Polo Grounds V (20-57) | 37-115 | Lost 4 |
| » Starters: Turk Farrell vs Roger Craig | Tenth | 61½ out |
| Friday, September 21 |
| » Defeated Cubs (56-99), 4-1 | Polo Grounds V (21-57) | 38-115 | |
| » Starters: Dick Ellsworth vs Galen Cisco | Tenth | 60½ out |
| Saturday, September 22 |
| » Lost to Cubs (57-99), 9-2 | Polo Grounds V (21-58) | 38-116 | |
| » Starters: Paul Toth vs Al Jackson | Tenth | 61½ out |
| » Major-league debuts: Ed Kranepool (Mets) |
| Sunday, September 23 |
| » Defeated Cubs (57-100), 2-1 | Polo Grounds V (22-58) | 39-116 | |
| » Starters: George Gerberman vs Bob Miller | Tenth | 60½ out |
| Tuesday, September 25 |
| » Lost to Braves (84-74), 7-3 | County Stadium (3-5) | 39-117 | |
| » Starters: Jay Hook vs Warren Spahn | Tenth | 60½ out |
| Wednesday, September 26 |
| » Lost to Braves (85-74), 6-3 | County Stadium (3-6) | 39-118 | Lost 2 |
| » Starters: Roger Craig vs Denny Lemaster | Ninth | 61½ out |
| Thursday, September 27 |
| Future Met Don Schulze is born in Roselle, IL. |
| Friday, September 28 |
| » Lost to Cubs (58-102), 3-2 | Wrigley Field (4-3) | 39-119 | Lost 3 |
| » Starters: Galen Cisco vs Paul Toth | Tenth | 61 out |
| Saturday, September 29 |
| » Defeated Cubs (58-103), 2-1 | Wrigley Field (5-3) | 40-119 | |
| » Starters: Bob Miller vs Dick Ellsworth | |
