| Saturday, January 1 |
| Former Met Danny Frisella dies in Phoenix, AZ at the age of 31. |
| Wednesday, April 6 |
| » Major-league debuts: Jose Baez (Mariners) |
| Thursday, April 7 |
| » Defeated Cubs (0-1), 5-3 | Wrigley Field (1-0) | 1-0 | |
| » W: Tom Seaver (1-0) L: Ray Burris (0-1) S: Skip Lockwood (1) | First | -- |
| » Major-league debuts: Mike Gordon (Cubs) |
| Saturday, April 9 |
| » Defeated Cubs (0-2), 8-6 | Wrigley Field (2-0) | 2-0 | Won 2 |
| » W: Nino Espinosa (1-0) L: Jim Todd (0-1) | First | -- |
| » Major-league debuts: Willie Hernandez (Cubs) |
| Sunday, April 10 |
| » Lost to Cubs (1-2), 5-2 | Wrigley Field (2-1) | 2-1 | |
| » W: Rick Reuschel (1-0) L: Jon Matlack (0-1) S: Bruce Sutter (1) | Third | 1 out |
| Tuesday, April 12 |
| » Defeated Cardinals (3-1), 4-0 | Shea Stadium (1-0) | 3-1 | |
| » W: Tom Seaver (2-0) L: Eric Rasmussen (0-1) | First | -- |
| Wednesday, April 13 |
| » Lost to Cardinals (4-1), 7-3 | Shea Stadium (1-1) | 3-2 | |
| » W: John Denny (2-0) L: Craig Swan (0-1) | Second | 1 out |
| Thursday, April 14 |
| » Lost to Cardinals (5-1), 4-1 | Shea Stadium (1-2) | 3-3 | Lost 2 |
| » W: Bob Forsch (2-0) L: Jerry Koosman (0-1) S: John Urrea (2) | Fourth | 2 out |
| Friday, April 15 |
| » Lost to Cubs (4-2), 8-4 | Shea Stadium (1-3) | 3-4 | Lost 3 |
| » W: Paul Reuschel (1-0) L: Skip Lockwood (0-1) | Fourth | 2 out |
| Saturday, April 16 |
| » Defeated Cubs (4-3), 4-1 | Shea Stadium (2-3) | 4-4 | |
| » W: Nino Espinosa (2-0) L: Rick Reuschel (1-1) | Fourth | 1 out |
| Sunday, April 17 |
| » Defeated Cubs (4-4), 6-0 | Shea Stadium (3-3) | 5-4 | Won 2 |
| » W: Tom Seaver (3-0) L: Bill Bonham (1-1) | Third | 1 out |
| Monday, April 18 |
| » Lost to Cardinals (7-3), 3-2 | Busch Stadium II (0-1) | 5-5 | |
| » W: Bob Forsch (3-0) L: Craig Swan (0-2) S: Al Hrabosky (1) | Third | 2 out |
| Tuesday, April 19 |
| » Defeated Cardinals (7-4), 5-2 | Busch Stadium II (1-1) | 6-5 | |
| » W: Jerry Koosman (1-1) L: Pete Falcone (0-2) S: Skip Lockwood (2) | Third | 1 out |
| Wednesday, April 20 |
| » Lost to Cardinals (8-4), 4-2 | Busch Stadium II (1-2) | 6-6 | |
| » W: Eric Rasmussen (1-2) L: Jon Matlack (0-2) | Third | 2 out |
| Friday, April 22 |
| » Lost to Pirates (6-6), 4-3 | Shea Stadium (3-4) | 6-7 | Lost 2 |
| » W: Kent Tekulve (1-0) L: Bob Myrick (0-1) | Fourth | 3 out |
| Saturday, April 23 |
| » Lost to Pirates (7-6), 6-5 | Shea Stadium (3-5) | 6-8 | Lost 3 |
| » W: Rich Gossage (2-0) L: Ray Sadecki (0-1) | Fifth | 3 out |
| Future Met Jason Tyner is born in Beaumont, TX. |
| Wednesday, April 27 |
| » Lost to Expos (8-6), 3-2 | Shea Stadium (3-6) | 6-9 | Lost 4 |
| » W: Steve Rogers (1-1) L: Jerry Koosman (1-2) | Fifth | 3 out |
| Friday, April 29 |
| » Defeated Padres (8-14), 9-2 | San Diego/Jack Murphy Stadium (1-0) | 7-9 | |
| » W: Jon Matlack (1-2) L: Rick Sawyer (1-2) | Fifth | 3 out |
| Saturday, April 30 |
| » Defeated Padres (8-15), 4-1 | San Diego/Jack Murphy Stadium (2-0) | 8-9 | Won 2 |
| » W: Tom Seaver (4-0) L: Randy Jones (1-4) | Fourth | 3 out |
| Sunday, May 1 |
| » Defeated Padres (8-16), 8-2 | San Diego/Jack Murphy Stadium (3-0) | 9-9 | Won 3 |
| » W: Craig Swan (1-2) L: Bob Shirley (2-3) S: Skip Lockwood (3) | Fourth | 3 out |
| Monday, May 2 |
| » Lost to Dodgers (18-4), 3-1 | Dodger Stadium (0-1) | 9-10 | |
| » W: Doug Rau (4-0) L: Jerry Koosman (1-3) S: Charlie Hough (7) | Fourth | 3 out |
| Tuesday, May 3 |
| » Lost to Dodgers (19-4), 4-1 | Dodger Stadium (0-2) | 9-11 | Lost 2 |
| » W: Burt Hooton (3-1) L: Nino Espinosa (2-1) | Sixth | 4 out |
| Wednesday, May 4 |
| » Lost to Dodgers (20-4), 3-1 | Dodger Stadium (0-3) | 9-12 | Lost 3 |
| » W: Tommy John (2-1) L: Jon Matlack (1-3) | Sixth | 5 out |
| Thursday, May 5 |
| » Lost to Dodgers (21-4), 7-2 | Dodger Stadium (0-4) | 9-13 | Lost 4 |
| » W: Rick Rhoden (5-0) L: Tom Seaver (4-1) | Sixth | 5½ out |
| » Major-league debuts: Jackson Todd (Mets) |
| Friday, May 6 |
| » Lost to Giants (10-14), 5-3 | Candlestick Park (0-1) | 9-14 | Lost 5 |
| » W: Lynn McGlothen (1-3) L: Craig Swan (1-3) | Fifth | 6½ out |
| Saturday, May 7 |
| » Defeated Giants (10-15), 6-0 | Candlestick Park (1-1) | 10-14 | |
| » W: Jerry Koosman (2-3) L: John Montefusco (2-4) | Fifth | 6½ out |
| Sunday, May 8 |
| » Lost to Giants (11-15), 4-2 | Candlestick Park (1-2) | 10-15 | |
| » W: Jim Barr (5-2) L: Nino Espinosa (2-2) S: Randy Moffitt (2) | Sixth | 8 out |
| » Lost to Giants (12-15), 10-0 | Candlestick Park (1-3) | 10-16 | Lost 2 |
| » W: Jack Curtis (1-0) L: Jon Matlack (1-4) | Sixth | 8 out |
| Wednesday, May 11 |
| » Lost to Padres (12-19), 6-3 | Shea Stadium (3-7) | 10-17 | Lost 3 |
| » W: Dan Spillner (1-0) L: Tom Seaver (4-2) S: Rollie Fingers (5) | Sixth | 10½ out |
| » Lost to Padres (13-19), 4-3 | Shea Stadium (3-8) | 10-18 | Lost 4 |
| » W: Randy Jones (3-4) L: Craig Swan (1-4) S: Dave Tomlin (2) | Sixth | 10½ out |
| Thursday, May 12 |
| » Lost to Padres (14-19), 5-2 | Shea Stadium (3-9) | 10-19 | Lost 5 |
| » W: Tom Griffin (3-1) L: Jerry Koosman (2-4) S: Rollie Fingers (6) | Sixth | 10½ out |
| Friday, May 13 |
| » Defeated Dodgers (24-7), 3-0 | Shea Stadium (4-9) | 11-19 | |
| » W: Jon Matlack (2-4) L: Rick Rhoden (5-1) | Sixth | 9½ out |
| Saturday, May 14 |
| » Lost to Dodgers (25-7), 5-4 | Shea Stadium (4-10) | 11-20 | |
| » W: Doug Rau (5-0) L: Nino Espinosa (2-3) S: Charlie Hough (9) | Sixth | 10½ out |
| Sunday, May 15 |
| » Lost to Dodgers (26-7), 4-3 | Shea Stadium (4-11) | 11-21 | Lost 2 |
| » W: Mike Garman (1-0) L: Bob Apodaca (0-1) | Sixth | 11½ out |
| Tuesday, May 17 |
| » Defeated Giants (14-20), 8-1 | Shea Stadium (5-11) | 12-21 | |
| » W: Jerry Koosman (3-4) L: John Montefusco (2-6) | Sixth | 11½ out |
| Wednesday, May 18 |
| » Defeated Giants (14-21), 2-0 | Shea Stadium (6-11) | 13-21 | Won 2 |
| » W: Jon Matlack (3-4) L: Jim Barr (5-4) | Sixth | 10½ out |
| Thursday, May 19 |
| » Defeated Giants (14-22), 4-3 | Shea Stadium (7-11) | 14-21 | Won 3 |
| » W: Jackson Todd (1-0) L: Ed Halicki (2-4) S: Skip Lockwood (4) | Sixth | 10½ out |
| Friday, May 20 |
| » Lost to Reds (16-19), 6-2 | Riverfront Stadium (0-1) | 14-22 | |
| » W: Gary Nolan (3-0) L: Tom Seaver (4-3) S: Woodie Fryman (1) | Sixth | 10½ out |
| Saturday, May 21 |
| » Lost to Reds (17-19), 8-7 | Riverfront Stadium (0-2) | 14-23 | Lost 2 |
| » W: Dale Murray (1-1) L: Bob Apodaca (0-2) S: Rawly Eastwick (7) | Sixth | 10½ out |
| Sunday, May 22 |
| » Lost to Reds (18-19), 8-1 | Riverfront Stadium (0-3) | 14-24 | Lost 3 |
| » W: Jack Billingham (5-3) L: Jerry Koosman (3-5) | Sixth | 11 out |
| » Defeated Reds (18-20), 4-3 | Riverfront Stadium (1-3) | 15-24 | |
| » W: Jackson Todd (2-0) L: Pedro Borbon (0-2) | Sixth | 11 out |
| Tuesday, May 24 |
| » Lost to Pirates (26-12), 5-2 | Three Rivers Stadium (0-1) | 15-25 | |
| » W: Jerry Reuss (1-5) L: Jon Matlack (3-5) S: Terry Forster (1) | Sixth | 12 out |
| Future Met Jae Weong Seo is born in Kwanju, South Korea. |
| Friday, May 27 |
| » Lost to Phillies (21-19), 5-4 | Veteran's Stadium (0-1) | 15-26 | Lost 2 |
| » W: Gene Garber (2-3) L: Skip Lockwood (0-2) | Sixth | 12 out |
| Saturday, May 28 |
| » Lost to Phillies (22-19), 4-2 | Veteran's Stadium (0-2) | 15-27 | Lost 3 |
| » W: Ron Reed (3-2) L: Skip Lockwood (0-3) | Sixth | 12½ out |
| Sunday, May 29 |
| » Lost to Phillies (23-19), 7-6 | Veteran's Stadium (0-3) | 15-28 | Lost 4 |
| » W: Jim Kaat (1-2) L: Jon Matlack (3-6) S: Gene Garber (5) | Sixth | 13½ out |
| Monday, May 30 |
| » Lost to Expos (17-25), 5-1 | Shea Stadium (7-12) | 15-29 | Lost 5 |
| » W: Steve Rogers (6-4) L: Nino Espinosa (2-4) | Sixth | 14 out |
| » Lost to Expos (18-25), 3-2 | Shea Stadium (7-13) | 15-30 | Lost 6 |
| » W: Stan Bahnsen (2-2) L: Jackson Todd (2-1) S: Bill Atkinson (3) | Sixth | 14 out |
| Tuesday, May 31 |
| » Defeated Expos (18-26), 6-2 | Shea Stadium (8-13) | 16-30 | |
| » Manager: Joe Torre |
| » W: Craig Swan (2-4) L: Santo Alcala (1-3) S: Bob Apodaca (1) | Sixth | 13 out |
| Wednesday, June 1 |
| » Defeated Expos (18-27), 6-4 | Stade Olympique (1-0) | 17-30 | Won 2 |
| » W: Tom Seaver (5-3) L: Jackie Brown (1-4) S: Skip Lockwood (5) | Sixth | 13 out |
| Thursday, June 2 |
| » Defeated Expos (18-28), 7-4 | Stade Olympique (2-0) | 18-30 | Won 3 |
| » W: Jerry Koosman (4-5) L: Dan Warthen (2-3) S: Skip Lockwood (6) | Sixth | 12½ out |
| Friday, June 3 |
| » Lost to Phillies (26-20), 1-0 | Shea Stadium (8-14) | 18-31 | |
| » W: Jim Lonborg (1-0) L: Jon Matlack (3-7) S: Ron Reed (5) | Sixth | 12½ out |
| Saturday, June 4 |
| » Defeated Phillies (26-21), 2-0 | Shea Stadium (9-14) | 19-31 | |
| » W: Nino Espinosa (3-4) L: Steve Carlton (7-3) S: Skip Lockwood (7) | Sixth | 12½ out |
| Sunday, June 5 |
| » Defeated Phillies (26-22), 6-5 | Shea Stadium (10-14) | 20-31 | Won 2 |
| » W: Bob Apodaca (1-2) L: Tom Underwood (2-1) | Sixth | 11 out |
| » Defeated Phillies (26-23), 3-2 | Shea Stadium (11-14) | 21-31 | Won 3 |
| » W: Craig Swan (3-4) L: Jim Kaat (1-3) S: Skip Lockwood (8) | Sixth | 11 out |
| Tuesday, June 7 |
| » Defeated Reds (25-26), 8-0 | Shea Stadium (12-14) | 22-31 | Won 4 |
| » W: Tom Seaver (6-3) L: Pat Zachry (3-7) | Sixth | 11½ out |
| Wednesday, June 8 |
| » Lost to Reds (26-26), 5-0 | Shea Stadium (12-15) | 22-32 | |
| » W: Jack Billingham (7-3) L: Jerry Koosman (4-6) | Sixth | 11½ out |
| Friday, June 10 |
| » Lost to Astros (23-33), 4-1 | Astrodome (0-1) | 22-33 | Lost 2 |
| » W: Joaquin Andujar (7-3) L: Jon Matlack (3-8) | Sixth | 13 out |
| Saturday, June 11 |
| » Lost to Astros (24-33), 4-1 | Astrodome (0-2) | 22-34 | Lost 3 |
| » W: J.R. Richard (5-5) L: Craig Swan (3-5) | Sixth | 13½ out |
| » Defeated Astros (24-34), 6-4 | Astrodome (1-2) | 23-34 | |
| » W: Skip Lockwood (1-3) L: Ken Forsch (4-4) | Sixth | 13½ out |
| Sunday, June 12 |
| » Defeated Astros (24-35), 3-1 | Astrodome (2-2) | 24-34 | Won 2 |
| » W: Tom Seaver (7-3) L: Floyd Bannister (1-6) | Sixth | 13½ out |
| Monday, June 13 |
| » Defeated Braves (22-39), 7-1 | Atlanta-Fulton County Stadium (1-0) | 25-34 | Won 3 |
| » W: Jerry Koosman (5-6) L: Phil Niekro (4-9) | Sixth | 13 out |
| Tuesday, June 14 |
| » Lost to Braves (23-39), 8-5 | Atlanta-Fulton County Stadium (1-1) | 25-35 | |
| » W: Max Leon (2-2) L: Jackson Todd (2-2) S: Don Collins (2) | Sixth | 14 out |
| Wednesday, June 15 |
| » Defeated Braves (23-40), 6-5 | Atlanta-Fulton County Stadium (2-1) | 26-35 | |
| » W: Bob Apodaca (2-2) L: Buzz Capra (1-7) S: Skip Lockwood (9) | Sixth | 14 out |
| Thursday, June 16 |
| » Defeated Astros (25-38), 4-3 | Shea Stadium (13-15) | 27-35 | Won 2 |
| » W: Nino Espinosa (4-4) L: Joe Sambito (3-2) S: Skip Lockwood (10) | Sixth | 13 out |
| » Major-league debuts: Steve Henderson (Mets) |
| Friday, June 17 |
| » Lost to Astros (26-38), 7-1 | Shea Stadium (13-16) | 27-36 | |
| » W: Floyd Bannister (2-6) L: Pat Zachry (3-8) | Sixth | 14 out |
| Saturday, June 18 |
| » Lost to Astros (27-38), 4-3 | Shea Stadium (13-17) | 27-37 | Lost 2 |
| » W: Gene Pentz (2-0) L: Jerry Koosman (5-7) S: Joe Niekro (3) | Sixth | 14 out |
| Sunday, June 19 |
| » Defeated Astros (27-39), 8-2 | Shea Stadium (14-17) | 28-37 | |
| » W: Craig Swan (4-5) L: Joaquin Andujar (8-4) | Sixth | 13 out |
| Future Met Bruce Chen is born in Panama City, Panama. |
| Tuesday, June 21 |
| » Defeated Braves (23-44), 5-2 | Shea Stadium (15-17) | 29-37 | Won 2 |
| » W: Rick Baldwin (1-0) L: Don Collins (1-5) | Sixth | 13½ out |
| Wednesday, June 22 |
| » Lost to Braves (24-44), 4-1 | Shea Stadium (15-18) | 29-38 | |
| » W: Phil Niekro (5-9) L: Nino Espinosa (4-5) | Sixth | 14½ out |
| Friday, June 24 |
| » Lost to Cubs (43-22), 5-0 | Wrigley Field (2-2) | 29-39 | Lost 2 |
| » W: Rick Reuschel (10-2) L: Jerry Koosman (5-8) S: Guillermo Hernandez (2) | Sixth | 15½ out |
| Saturday, June 25 |
| » Lost to Cubs (44-22), 5-4 | Wrigley Field (2-3) | 29-40 | Lost 3 |
| » W: Ray Burris (9-6) L: Bob Apodaca (2-3) | Sixth | 16½ out |
| Sunday, June 26 |
| » Lost to Cubs (45-22), 5-2 | Wrigley Field (2-4) | 29-41 | Lost 4 |
| » W: Mike Krukow (7-4) L: Jon Matlack (3-9) S: Bruce Sutter (19) | Sixth | 17½ out |
| Monday, June 27 |
| » Lost to Phillies (38-31), 4-2 | Shea Stadium (15-19) | 29-42 | Lost 5 |
| » W: Tug McGraw (3-0) L: Skip Lockwood (1-4) | Fifth | 18½ out |
| Tuesday, June 28 |
| » Lost to Phillies (39-31), 3-1 | Shea Stadium (15-20) | 29-43 | Lost 6 |
| » W: Ron Reed (6-2) L: Rick Baldwin (1-1) S: Tug McGraw (1) | Sixth | 19½ out |
| Wednesday, June 29 |
| » Defeated Phillies (39-32), 5-3 | Shea Stadium (16-20) | 30-43 | |
| » W: Jerry Koosman (6-8) L: Jim Lonborg (1-2) S: Skip Lockwood (11) | Sixth | 18½ out |
| Thursday, June 30 |
| » Defeated Expos (30-42), 4-3 | Stade Olympique (3-0) | 31-43 | Won 2 |
| » W: Bob Apodaca (3-3) L: Steve Rogers (9-7) S: Skip Lockwood (12) | Fifth | 17½ out |
| Friday, July 1 |
| » Lost to Expos (31-42), 6-5 | Stade Olympique (3-1) | 31-44 | |
| » W: Stan Bahnsen (3-4) L: Jon Matlack (3-10) S: Joe Kerrigan (6) | Sixth | 18 out |
| » Lost to Expos (32-42), 5-3 | Stade Olympique (3-2) | 31-45 | Lost 2 |
| » W: Don Stanhouse (5-7) L: Jackson Todd (2-3) S: Bill Atkinson (4) | Sixth | 18 out |
| Saturday, July 2 |
| » Lost to Expos (33-42), 4-3 | Stade Olympique (3-3) | 31-46 | Lost 3 |
| » W: Santo Alcala (3-6) L: Nino Espinosa (4-6) S: Will McEnaney (1) | Sixth | 18 out |
| Sunday, July 3 |
| » Lost to Expos (34-42), 4-2 | Stade Olympique (3-4) | 31-47 | Lost 4 |
| » W: Tom Walker (1-1) L: Craig Swan (4-6) | Sixth | 19 out |
| Monday, July 4 |
| » Lost to Phillies (44-32), 3-1 | Veteran's Stadium (0-4) | 31-48 | Lost 5 |
| » W: Jim Lonborg (2-2) L: Jerry Koosman (6-9) S: Ron Reed (8) | Sixth | 18½ out |
| Tuesday, July 5 |
| » Lost to Phillies (45-32), 12-1 | Veteran's Stadium (0-5) | 31-49 | Lost 6 |
| » W: Steve Carlton (11-4) L: Pat Zachry (3-9) | Sixth | 18½ out |
| Wednesday, July 6 |
| » Lost to Phillies (46-32), 5-3 | Veteran's Stadium (0-6) | 31-50 | Lost 7 |
| » W: Gene Garber (4-4) L: Jon Matlack (3-11) S: Tug McGraw (2) | Sixth | 19½ out |
| Thursday, July 7 |
| » Lost to Phillies (47-32), 6-4 | Veteran's Stadium (0-7) | 31-51 | Lost 8 |
| » W: Warren Brusstar (3-1) L: Nino Espinosa (4-7) S: Ron Reed (9) | Sixth | 20½ out |
| Friday, July 8 |
| » Lost to Expos (38-43), 5-4 | Shea Stadium (16-21) | 31-52 | Lost 9 |
| » W: Wayne Twitchell (2-5) L: Jerry Koosman (6-10) S: Bill Atkinson (5) | Sixth | 21½ out |
| Saturday, July 9 |
| » Defeated Expos (38-44), 7-5 | Shea Stadium (17-21) | 32-52 | |
| » W: Paul Siebert (1-0) L: Will McEnaney (2-3) | Sixth | 20½ out |
| Sunday, July 10 |
| » Defeated Expos (38-45), 2-1 | Shea Stadium (18-21) | 33-52 | Won 2 |
| » W: Pat Zachry (4-9) L: Jackie Brown (6-7) S: Skip Lockwood (13) | Sixth | 20 out |
| Tuesday, July 12 |
| » Defeated Cubs (52-32), 4-2 | Shea Stadium (19-21) | 34-52 | Won 3 |
| » W: Jon Matlack (4-11) L: Rick Reuschel (12-3) S: Skip Lockwood (14) | Sixth | 19 out |
| Wednesday, July 13 |
| » Lost to Cubs (53-32), 5-2 | Shea Stadium (19-22) | 34-53 | |
| » W: Ray Burris (10-8) L: Jerry Koosman (6-11) | Sixth | 19 out |
| Friday, July 15 |
| » Lost to Pirates (49-39), 7-1 | Shea Stadium (19-23) | 34-54 | Lost 2 |
| » W: Jim Rooker (7-5) L: Pat Zachry (4-10) | Sixth | 18 out |
| » Defeated Pirates (49-40), 6-1 | Shea Stadium (20-23) | 35-54 | |
| » W: Nino Espinosa (5-7) L: Jerry Reuss (4-10) | Sixth | 18 out |
| Saturday, July 16 |
| » Defeated Pirates (49-41), 5-3 | Shea Stadium (21-23) | 36-54 | Won 2 |
| » W: Craig Swan (5-6) L: Rich Gossage (8-6) S: Bob Apodaca (2) | Sixth | 18 out |
| Sunday, July 17 |
| » Lost to Pirates (50-41), 3-1 | Shea Stadium (21-24) | 36-55 | |
| » W: John Candelaria (10-3) L: Jon Matlack (4-12) S: Rich Gossage (16) | Sixth | 17½ out |
| » Defeated Pirates (50-42), 9-3 | Shea Stadium (22-24) | 37-55 | |
| » W: Jerry Koosman (7-11) L: Terry Forster (2-3) | Sixth | 17½ out |
| Thursday, July 21 |
| » Lost to Padres (41-55), 3-2 | San Diego/Jack Murphy Stadium (3-1) | 37-56 | |
| » W: Rollie Fingers (7-4) L: Skip Lockwood (1-5) | Sixth | 18½ out |
| Friday, July 22 |
| » Defeated Padres (41-56), 5-0 | San Diego/Jack Murphy Stadium (4-1) | 38-56 | |
| » W: Jon Matlack (5-12) L: Tom Griffin (5-9) | Sixth | 18½ out |
| Saturday, July 23 |
| » Lost to Padres (42-56), 4-3 | San Diego/Jack Murphy Stadium (4-2) | 38-57 | |
| » W: Dave Tomlin (2-4) L: Skip Lockwood (1-6) S: Rollie Fingers (21) | Sixth | 18½ out |
| Sunday, July 24 |
| » Lost to Dodgers (60-36), 5-3 | Dodger Stadium (0-5) | 38-58 | Lost 2 |
| » W: Charlie Hough (5-8) L: Bob Apodaca (3-4) | Sixth | 18 out |
| Monday, July 25 |
| » Defeated Dodgers (60-37), 1-0 | Dodger Stadium (1-5) | 39-58 | |
| » W: Craig Swan (6-6) L: Doug Rau (11-2) | Sixth | 18 out |
| Tuesday, July 26 |
| » Defeated Giants (46-55), 8-3 | Candlestick Park (2-3) | 40-58 | Won 2 |
| » W: Pat Zachry (5-10) L: John Montefusco (3-9) S: Bob Apodaca (3) | Sixth | 18 out |
| Wednesday, July 27 |
| » Defeated Giants (46-56), 7-4 | Candlestick Park (3-3) | 41-58 | Won 3 |
| » W: Jon Matlack (6-12) L: Bob Knepper (4-5) S: Skip Lockwood (15) | Sixth | 17½ out |
| Friday, July 29 |
| » Defeated Padres (44-61), 4-1 | Shea Stadium (23-24) | 42-58 | Won 4 |
| » W: Jerry Koosman (8-11) L: Bob Shirley (6-12) S: Skip Lockwood (16) | Sixth | 17 out |
| Saturday, July 30 |
| » Lost to Padres (45-61), 8-6 | Shea Stadium (23-25) | 42-59 | |
| » W: Dave Freisleben (4-5) L: Nino Espinosa (5-8) S: Rollie Fingers (22) | Sixth | 17 out |
| Sunday, July 31 |
| » Defeated Padres (45-62), 10-9 | Shea Stadium (24-25) | 43-59 | |
| » W: Craig Swan (7-6) L: Dave Wehrmeister (1-3) S: Skip Lockwood (17) | Sixth | 17 out |
| Monday, August 1 |
| » Defeated Dodgers (66-39), 8-7 | Shea Stadium (25-25) | 44-59 | Won 2 |
| » W: Skip Lockwood (2-6) L: Mike Garman (4-2) | Sixth | 16 out |
| Tuesday, August 2 |
| » Lost to Dodgers (67-39), 7-2 | Shea Stadium (25-26) | 44-60 | |
| » W: Tommy John (12-4) L: Jerry Koosman (8-12) | Sixth | 17 out |
| Wednesday, August 3 |
| » Defeated Dodgers (67-40), 4-3 | Shea Stadium (26-26) | 45-60 | |
| » W: Paul Siebert (2-0) L: Mike Garman (4-3) | Sixth | 16 out |
| Friday, August 5 |
| » Defeated Giants (48-61), 3-2 | Shea Stadium (27-26) | 46-60 | Won 2 |
| » W: Bob Myrick (1-1) L: Gary Lavelle (6-6) | Sixth | 15½ out |
| Saturday, August 6 |
| » Lost to Giants (49-61), 7-3 | Shea Stadium (27-27) | 46-61 | |
| » W: Ed Halicki (9-9) L: Pat Zachry (5-11) | Sixth | 16½ out |
| Sunday, August 7 |
| » Lost to Giants (50-61), 7-4 | Shea Stadium (27-28) | 46-62 | Lost 2 |
| » W: John Montefusco (5-9) L: Bob Apodaca (3-5) S: Gary Lavelle (15) | Sixth | 17½ out |
| Future Met Tyler Yates is born in Lihue, HI. |
| Monday, August 8 |
| » Lost to Cardinals (62-50), 4-2 | Shea Stadium (27-29) | 46-63 | Lost 3 |
| » W: Al Hrabosky (4-4) L: Jerry Koosman (8-13) | Sixth | 18 out |
| Tuesday, August 9 |
| » Defeated Cardinals (62-51), 4-1 | Shea Stadium (28-29) | 47-63 | |
| » W: Nino Espinosa (6-8) L: John Denny (7-4) | Sixth | 17½ out |
| Wednesday, August 10 |
| » Lost to Cardinals (63-51), 3-1 | Shea Stadium (28-30) | 47-64 | |
| » W: Tom Underwood (7-7) L: Craig Swan (7-7) S: Butch Metzger (6) | Sixth | 19 out |
| Thursday, August 11 |
| » Lost to Pirates (65-49), 9-1 | Three Rivers Stadium (0-2) | 47-65 | Lost 2 |
| » W: Odell Jones (3-4) L: Pat Zachry (5-12) | Sixth | 20 out |
| Friday, August 12 |
| » Lost to Pirates (66-49), 3-2 | Three Rivers Stadium (0-3) | 47-66 | Lost 3 |
| » W: Jim Rooker (10-6) L: Jerry Koosman (8-14) | Sixth | 21½ out |
| » Lost to Pirates (67-49), 6-5 | Three Rivers Stadium (0-4) | 47-67 | Lost 4 |
| » W: Larry Demery (5-3) L: Paul Siebert (2-1) | Sixth | 21½ out |
| Saturday, August 13 |
| » Lost to Pirates (68-49), 2-0 | Three Rivers Stadium (0-5) | 47-68 | Lost 5 |
| » W: Jerry Reuss (8-11) L: Jon Matlack (6-13) | Sixth | 22½ out |
| Sunday, August 14 |
| » Lost to Pirates (69-49), 6-3 | Three Rivers Stadium (0-6) | 47-69 | Lost 6 |
| » W: John Candelaria (12-4) L: Nino Espinosa (6-9) S: Kent Tekulve (4) | Sixth | 24 out |
| Monday, August 15 |
| » Defeated Cardinals (65-53), 7-4 | Busch Stadium II (2-2) | 48-69 | |
| » W: Craig Swan (8-7) L: John Denny (7-5) S: Bob Apodaca (4) | Sixth | 23½ out |
| Tuesday, August 16 |
| » Defeated Cardinals (65-54), 5-1 | Busch Stadium II (3-2) | 49-69 | Won 2 |
| » W: Pat Zachry (6-12) L: Tom Underwood (7-8) | Sixth | 23½ out |
| Wednesday, August 17 |
| » Lost to Cardinals (66-54), 2-0 | Busch Stadium II (3-3) | 49-70 | |
| » W: Bob Forsch (15-5) L: Jerry Koosman (8-15) | Sixth | 23½ out |
| Friday, August 19 |
| » Lost to Reds (62-59), 4-1 | Shea Stadium (28-31) | 49-71 | Lost 2 |
| » W: Doug Capilla (5-5) L: Jon Matlack (6-14) | Sixth | 25½ out |
| » Lost to Reds (63-59), 4-3 | Shea Stadium (28-32) | 49-72 | Lost 3 |
| » W: Paul Moskau (3-3) L: Nino Espinosa (6-10) S: Pedro Borbon (13) | Sixth | 25½ out |
| Saturday, August 20 |
| » Lost to Reds (64-59), 8-2 | Shea Stadium (28-33) | 49-73 | Lost 4 |
| » W: Fred Norman (11-10) L: Craig Swan (8-8) | Sixth | 26½ out |
| Sunday, August 21 |
| » Lost to Reds (65-59), 5-1 | Shea Stadium (28-34) | 49-74 | Lost 5 |
| » W: Tom Seaver (14-5) L: Jerry Koosman (8-16) | Sixth | 27½ out |
| Monday, August 22 |
| » Defeated Astros (57-68), 2-1 | Shea Stadium (29-34) | 50-74 | |
| » W: Pat Zachry (7-12) L: J.R. Richard (12-10) S: Skip Lockwood (18) | Sixth | 27½ out |
| Tuesday, August 23 |
| » Defeated Astros (57-69), 2-1 | Shea Stadium (30-34) | 51-74 | Won 2 |
| » W: Skip Lockwood (3-6) L: Joe Sambito (5-5) | Sixth | 27½ out |
| Wednesday, August 24 |
| » Lost to Reds (66-61), 11-4 | Riverfront Stadium (1-4) | 51-75 | |
| » W: Doug Capilla (6-5) L: Jon Matlack (6-15) | Sixth | 27½ out |
| Thursday, August 25 |
| » Lost to Reds (67-61), 3-2 | Riverfront Stadium (1-5) | 51-76 | Lost 2 |
| » W: Fred Norman (12-10) L: Bob Apodaca (3-6) S: Pedro Borbon (14) | Sixth | 27½ out |
| Friday, August 26 |
| » Lost to Braves (46-81), 5-3 | Atlanta-Fulton County Stadium (2-2) | 51-77 | Lost 3 |
| » W: Preston Hanna (1-2) L: Jerry Koosman (8-17) S: Mike Davey (2) | Sixth | 27½ out |
| Saturday, August 27 |
| » Lost to Braves (47-81), 5-4 | Atlanta-Fulton County Stadium (2-3) | 51-78 | Lost 4 |
| » W: Phil Niekro (13-16) L: Skip Lockwood (3-7) | Sixth | 27½ out |
| Sunday, August 28 |
| » Lost to Braves (48-81), 6-4 | Atlanta-Fulton County Stadium (2-4) | 51-79 | Lost 5 |
| » W: Eddie Solomon (4-3) L: Nino Espinosa (6-11) S: Dave Campbell (5) | Sixth | 27½ out |
| Tuesday, August 30 |
| » Lost to Astros (63-69), 6-2 | Astrodome (2-3) | 51-80 | Lost 6 |
| » W: Joe Niekro (10-5) L: Bob Myrick (1-2) | Sixth | 29 out |
| Wednesday, August 31 |
| » Lost to Astros (64-69), 5-2 | Astrodome (2-4) | 51-81 | Lost 7 |
| » W: Mark Lemongello (6-14) L: Jerry Koosman (8-18) | Sixth | 30 out |
| Friday, September 2 |
| » Defeated Braves (48-85), 4-0 | Shea Stadium (31-34) | 52-81 | |
| » W: Pat Zachry (8-12) L: Eddie Solomon (4-4) | Sixth | 30½ out |
| » Lost to Braves (49-85), 3-2 | Shea Stadium (31-35) | 52-82 | |
| » W: Buzz Capra (3-10) L: Jackson Todd (2-4) S: Dave Campbell (6) | Sixth | 30½ out |
| Saturday, September 3 |
| » Defeated Braves (49-86), 9-1 | Shea Stadium (32-35) | 53-82 | |
| » W: Nino Espinosa (7-11) L: Preston Hanna (1-4) | Sixth | 30½ out |
| Sunday, September 4 |
| » Lost to Braves (50-86), 7-5 | Shea Stadium (32-36) | 53-83 | |
| » W: Phil Niekro (14-17) L: Rick Baldwin (1-2) S: Dave Campbell (7) | Sixth | 30½ out |
| Monday, September 5 |
| » Lost to Expos (62-74), 4-3 | Shea Stadium (32-37) | 53-84 | Lost 2 |
| » W: Wayne Twitchell (4-10) L: Jerry Koosman (8-19) S: Don Stanhouse (6) | Sixth | 31 out |
| Tuesday, September 6 |
| » Defeated Expos (62-75), 5-3 | Shea Stadium (33-37) | 54-84 | |
| » W: Jackson Todd (3-4) L: Fred Holdsworth (2-2) S: Bob Apodaca (5) | Sixth | 30 out |
| Wednesday, September 7 |
| » Lost to Phillies (85-53), 6-2 | Shea Stadium (33-38) | 54-85 | |
| » W: Larry Christenson (14-6) L: Pat Zachry (8-13) | Sixth | 31 out |
| Thursday, September 8 |
| » Lost to Phillies (86-53), 8-2 | Shea Stadium (33-39) | 54-86 | Lost 2 |
| » W: Gene Garber (8-6) L: Nino Espinosa (7-12) S: Tug McGraw (8) | Sixth | 32 out |
| Friday, September 9 |
| » Lost to Cubs (76-64), 10-8 | Wrigley Field (2-5) | 54-87 | Lost 3 |
| » W: Bruce Sutter (7-1) L: Bob Apodaca (3-7) | Sixth | 33 out |
| Saturday, September 10 |
| » Defeated Cubs (76-65), 7-2 | Wrigley Field (3-5) | 55-87 | |
| » W: Skip Lockwood (4-7) L: Donnie Moore (3-2) | Sixth | 33 out |
| Sunday, September 11 |
| » Defeated Cubs (76-66), 7-3 | Wrigley Field (4-5) | 56-87 | Won 2 |
| » W: Bob Myrick (2-2) L: Rick Reuschel (19-8) S: Skip Lockwood (19) | Sixth | 33 out |
| Monday, September 12 |
| » Defeated Expos (65-78), 4-3 | Stade Olympique (4-4) | 57-87 | Won 3 |
| » W: Pat Zachry (9-13) L: Stan Bahnsen (9-10) S: Skip Lockwood (20) | Sixth | 33 out |
| Tuesday, September 13 |
| » Lost to Expos (66-78), 8-5 | Stade Olympique (4-5) | 57-88 | |
| » W: Steve Rogers (16-13) L: Bob Apodaca (3-8) | Sixth | 33 out |
| » Major-league debuts: Roy Lee Jackson (Mets) |
| Future Met Grant Roberts is born in ElCajon, CA. |
| Wednesday, September 14 |
| » Defeated Phillies (90-55), 1-0 | Veteran's Stadium (1-7) | 58-88 | |
| » W: Nino Espinosa (8-12) L: Steve Carlton (21-9) | Sixth | 32 out |
| Thursday, September 15 |
| » Lost to Phillies (91-55), 8-2 | Veteran's Stadium (1-8) | 58-89 | |
| » W: Randy Lerch (9-5) L: Craig Swan (8-9) S: Ron Reed (14) | Sixth | 33 out |
| » Major-league debuts: John Pacella (Mets) |
| Saturday, September 17 |
| » Defeated Cubs (76-71), 5-4 | Shea Stadium (34-39) | 59-89 | |
| » W: Bob Apodaca (4-8) L: Paul Reuschel (4-6) | Sixth | 34½ out |
| » Lost to Cubs (77-71), 4-3 | Shea Stadium (34-40) | 59-90 | |
| » W: Guillermo Hernandez (8-6) L: Skip Lockwood (4-8) | Sixth | 34½ out |
| Sunday, September 18 |
| » Lost to Cubs (78-71), 6-3 | Shea Stadium (34-41) | 59-91 | Lost 2 |
| » W: Rick Reuschel (20-8) L: Jackson Todd (3-5) S: Bruce Sutter (28) | Fifth | 34 out |
| » Defeated Cubs (78-72), 6-0 | Shea Stadium (35-41) | 60-91 | |
| » W: Craig Swan (9-9) L: Mike Krukow (8-13) S: Bob Myrick (1) | Fifth | 34 out |
| Tuesday, September 20 |
| » Lost to Pirates (87-65), 4-2 | Shea Stadium (35-42) | 60-92 | |
| » W: John Candelaria (18-5) L: Nino Espinosa (8-13) | Sixth | 35 out |
| Wednesday, September 21 |
| » Lost to Pirates (88-65), 4-0 | Shea Stadium (35-43) | 60-93 | Lost 2 |
| » W: Bruce Kison (9-9) L: Jerry Koosman (8-20) S: Rich Gossage (24) | Fifth | 35 out |
| Friday, September 23 |
| » Lost to |
