| Tuesday, April 4 |
| » Defeated Pirates (0-1), 6-5 | Stade Olympique (1-0) | 1-0 | |
| » W: Andy McGaffigan (1-0) L: Jeff Robinson (0-1) | First | -- |
| Wednesday, April 5 |
| » Lost to Pirates (1-1), 3-0 | Stade Olympique (1-1) | 1-1 | |
| » W: Doug Drabek (1-0) L: Randy Johnson (0-1) | First | -- |
| » Major-league debuts: Gene Harris (Expos) |
| Thursday, April 6 |
| » Defeated Pirates (1-2), 3-2 | Stade Olympique (2-1) | 2-1 | |
| » W: Tim Burke (1-0) L: John Smiley (0-1) S: Joe Hesketh (1) | First | -- |
| Friday, April 7 |
| » Defeated Mets (1-2), 7-3 | Stade Olympique (3-1) | 3-1 | Won 2 |
| » W: Kevin Gross (1-0) L: Ron Darling (0-1) | First | -- |
| Saturday, April 8 |
| » Defeated Mets (1-3), 3-2 | Stade Olympique (4-1) | 4-1 | Won 3 |
| » W: Gene Harris (1-0) L: David Cone (0-1) S: Tim Burke (1) | First | -- |
| Sunday, April 9 |
| » Lost to Mets (2-3), 2-1 | Stade Olympique (4-2) | 4-2 | |
| » W: Dwight Gooden (2-0) L: Andy McGaffigan (1-1) S: Randy Myers (1) | First | -- |
| Monday, April 10 |
| » Lost to Phillies (4-2), 7-6 | Veteran's Stadium (0-1) | 4-3 | Lost 2 |
| » W: Steve Bedrosian (1-0) L: Gene Harris (1-1) | Second | ½ out |
| Tuesday, April 11 |
| » Lost to Phillies (5-2), 6-2 | Veteran's Stadium (0-2) | 4-4 | Lost 3 |
| » W: Steve Ontiveros (2-0) L: Pascual Perez (0-1) | Second | 1½ out |
| Wednesday, April 12 |
| » Lost to Phillies (6-2), 6-3 | Veteran's Stadium (0-3) | 4-5 | Lost 4 |
| » W: Don Carman (1-0) L: Kevin Gross (1-1) S: Steve Bedrosian (1) | Second | 2½ out |
| Thursday, April 13 |
| » Major-league debuts: Derek Lilliquist (Braves) |
| Friday, April 14 |
| » Defeated Pirates (3-6), 7-6 | Three Rivers Stadium (1-0) | 5-5 | |
| » W: Joe Hesketh (1-0) L: Scott Medvin (0-1) S: Andy McGaffigan (1) | Third | 2½ out |
| Saturday, April 15 |
| » Lost to Pirates (4-6), 6-4 | Three Rivers Stadium (1-1) | 5-6 | |
| » W: Mike Dunne (1-0) L: Randy Johnson (0-2) S: Jeff Robinson (2) | Third | 3 out |
| Sunday, April 16 |
| » Defeated Pirates (4-7), 5-4 | Three Rivers Stadium (2-1) | 6-6 | |
| » W: Joe Hesketh (2-0) L: Jeff Robinson (1-2) S: Tim Burke (2) | Third | 3 out |
| Monday, April 17 |
| » Defeated Cubs (8-3), 2-1 | Stade Olympique (5-2) | 7-6 | Won 2 |
| » W: Kevin Gross (2-1) L: Greg Maddux (0-2) S: Tim Burke (3) | Third | 2 out |
| Tuesday, April 18 |
| » Defeated Cubs (8-4), 11-2 | Stade Olympique (6-2) | 8-6 | Won 3 |
| » W: Bryn Smith (1-0) L: Paul Kilgus (1-2) | Third | 1 out |
| Wednesday, April 19 |
| » Defeated Cubs (8-5), 3-2 | Stade Olympique (7-2) | 9-6 | Won 4 |
| » W: Dennis Martinez (1-0) L: Scott Sanderson (1-1) S: Tim Burke (4) | Second | 1 out |
| Thursday, April 20 |
| » Lost to Cardinals (6-7), 5-2 | Busch Stadium II (0-1) | 9-7 | |
| » W: Ken Hill (1-0) L: Randy Johnson (0-3) S: Todd Worrell (3) | Second | 1 out |
| Friday, April 21 |
| » Lost to Cardinals (7-7), 1-0 | Busch Stadium II (0-2) | 9-8 | Lost 2 |
| » W: Jose DeLeon (3-1) L: Tim Burke (1-1) | Second | 1 out |
| Saturday, April 22 |
| » Lost to Cardinals (8-7), 5-2 | Busch Stadium II (0-3) | 9-9 | Lost 3 |
| » W: Scott Terry (2-1) L: Kevin Gross (2-2) | Third | 1 out |
| Sunday, April 23 |
| » Defeated Cardinals (8-8), 9-3 | Busch Stadium II (1-3) | 10-9 | |
| » W: Bryn Smith (2-0) L: Cris Carpenter (0-1) | Second | 1 out |
| Tuesday, April 25 |
| » Lost to Reds (10-8), 6-1 | Riverfront Stadium (0-1) | 10-10 | |
| » W: Tom Browning (3-1) L: Dennis Martinez (1-1) | Third | ½ out |
| Wednesday, April 26 |
| » Lost to Reds (11-8), 6-5 | Riverfront Stadium (0-2) | 10-11 | Lost 2 |
| » W: Rick Mahler (2-3) L: Pascual Perez (0-2) S: John Franco (6) | Fourth | 1 out |
| Friday, April 28 |
| » Defeated Braves (10-13), 10-4 | Stade Olympique (8-2) | 11-11 | |
| » W: Kevin Gross (3-2) L: John Smoltz (3-2) | Third | 1 out |
| Saturday, April 29 |
| » Defeated Braves (10-14), 9-7 | Stade Olympique (9-2) | 12-11 | Won 2 |
| » W: Joe Hesketh (3-0) L: Jim Acker (0-1) S: Tim Burke (5) | Second | 1 out |
| Sunday, April 30 |
| » Defeated Braves (10-15), 9-6 | Stade Olympique (10-2) | 13-11 | Won 3 |
| » W: Brian Holman (1-0) L: Derek Lilliquist (1-2) S: Tim Burke (6) | Third | 1 out |
| Monday, May 1 |
| » Lost to Reds (14-9), 19-6 | Stade Olympique (10-3) | 13-12 | |
| » W: Rick Mahler (3-3) L: Pascual Perez (0-3) | Fourth | 2 out |
| Tuesday, May 2 |
| » Defeated Reds (14-10), 6-4 | Stade Olympique (11-3) | 14-12 | |
| » W: Tim Burke (2-1) L: Kent Tekulve (0-1) | Second | 1 out |
| Wednesday, May 3 |
| » Defeated Astros (12-15), 6-5 | Stade Olympique (12-3) | 15-12 | Won 2 |
| » W: Tim Burke (3-1) L: Juan Agosto (0-1) | Second | 1 out |
| Thursday, May 4 |
| » Lost to Astros (13-15), 5-4 | Stade Olympique (12-4) | 15-13 | |
| » W: Danny Darwin (3-1) L: Joe Hesketh (3-1) S: Dave Smith (5) | Third | 1 out |
| Friday, May 5 |
| » Lost to Braves (13-17), 6-1 | Atlanta-Fulton County Stadium (0-1) | 15-14 | Lost 2 |
| » W: Derek Lilliquist (2-2) L: Bryn Smith (2-1) S: Jose Alvarez (2) | Fourth | 2 out |
| Saturday, May 6 |
| » Lost to Braves (14-17), 13-3 | Atlanta-Fulton County Stadium (0-2) | 15-15 | Lost 3 |
| » W: Zane Smith (1-4) L: Pascual Perez (0-4) | Fourth | 2½ out |
| Sunday, May 7 |
| » Lost to Braves (15-17), 7-1 | Atlanta-Fulton County Stadium (0-3) | 15-16 | Lost 4 |
| » W: Pete Smith (1-4) L: Randy Johnson (0-4) | Fourth | 2½ out |
| Monday, May 8 |
| » Defeated Astros (14-17), 4-1 | Astrodome (1-0) | 16-16 | |
| » W: Kevin Gross (4-2) L: Bob Knepper (1-5) | Third | 2 out |
| Tuesday, May 9 |
| » Defeated Astros (14-18), 4-2 | Astrodome (2-0) | 17-16 | Won 2 |
| » W: Dennis Martinez (2-1) L: Mike Scott (4-2) S: Tim Burke (7) | Third | 1½ out |
| Wednesday, May 10 |
| » Defeated Astros (14-19), 10-1 | Astrodome (3-0) | 18-16 | Won 3 |
| » W: Bryn Smith (3-1) L: Jim Clancy (1-3) | Third | 1½ out |
| » Major-league debuts: Steve Frey (Expos) |
| Friday, May 12 |
| » Lost to Giants (19-15), 2-1 | Stade Olympique (12-5) | 18-17 | |
| » W: Rick Reuschel (6-2) L: Pascual Perez (0-5) S: Rich Gossage (2) | Fourth | 2 out |
| Saturday, May 13 |
| » Defeated Giants (19-16), 5-4 | Stade Olympique (13-5) | 19-17 | |
| » W: Tim Burke (4-1) L: Atlee Hammaker (1-3) | Third | 1½ out |
| Sunday, May 14 |
| » Defeated Giants (19-17), 4-3 | Stade Olympique (14-5) | 20-17 | Won 2 |
| » W: Dennis Martinez (3-1) L: Mike Krukow (2-1) S: Tim Burke (8) | Third | 1½ out |
| Monday, May 15 |
| » Lost to Padres (19-21), 6-5 | Stade Olympique (14-6) | 20-18 | |
| » W: Mark Davis (2-0) L: Andy McGaffigan (1-2) | Third | 1½ out |
| Tuesday, May 16 |
| » Lost to Padres (20-21), 5-2 | Stade Olympique (14-7) | 20-19 | Lost 2 |
| » W: Eric Show (5-4) L: Brian Holman (1-1) S: Greg Harris (1) | Fourth | 2 out |
| » Major-league debuts: Mark Gardner and Marty Pevey (Expos) |
| Wednesday, May 17 |
| » Lost to Padres (21-21), 6-5 | Stade Olympique (14-8) | 20-20 | Lost 3 |
| » W: Mark Grant (1-1) L: Pascual Perez (0-6) S: Greg Harris (2) | Fourth | 2 out |
| Friday, May 19 |
| » Lost to Dodgers (19-19), 8-0 | Stade Olympique (14-9) | 20-21 | Lost 4 |
| » W: Tim Belcher (3-4) L: Kevin Gross (4-3) | Fourth | 3½ out |
| Saturday, May 20 |
| » Lost to Dodgers (20-19), 3-2 | Stade Olympique (14-10) | 20-22 | Lost 5 |
| » W: Orel Hershiser (6-3) L: Pascual Perez (0-7) S: Jay Howell (6) | Fourth | 3½ out |
| Sunday, May 21 |
| » Defeated Dodgers (20-20), 3-1 | Stade Olympique (15-10) | 21-22 | |
| » W: Bryn Smith (4-1) L: Mike Morgan (3-2) | Third | 2½ out |
| Tuesday, May 23 |
| » Lost to Giants (24-19), 4-2 | Candlestick Park (0-1) | 21-23 | |
| » W: Rick Reuschel (8-2) L: Brian Holman (1-2) S: Mike LaCoss (5) | Fourth | 3½ out |
| Wednesday, May 24 |
| » Defeated Giants (24-20), 1-0 | Candlestick Park (1-1) | 22-23 | |
| » W: Kevin Gross (5-3) L: Don Robinson (2-4) | Fourth | 3½ out |
| Thursday, May 25 |
| » Defeated Giants (24-21), 2-0 | Candlestick Park (2-1) | 23-23 | Won 2 |
| » W: Dennis Martinez (4-1) L: Mike Krukow (3-2) S: Tim Burke (9) | Fourth | 3 out |
| Friday, May 26 |
| » Defeated Padres (25-24), 5-0 | San Diego/Jack Murphy Stadium (1-0) | 24-23 | Won 3 |
| » W: Bryn Smith (5-1) L: Dennis Rasmussen (2-5) | Fourth | 2 out |
| Saturday, May 27 |
| » Lost to Padres (26-24), 5-0 | San Diego/Jack Murphy Stadium (1-1) | 24-24 | |
| » W: Walt Terrell (4-5) L: Mark Gardner (0-1) | Fourth | 3 out |
| Sunday, May 28 |
| » Defeated Padres (26-25), 10-2 | San Diego/Jack Murphy Stadium (2-1) | 25-24 | |
| » W: Mark Langston (5-5) L: Eric Show (6-5) | Fourth | 3 out |
| Monday, May 29 |
| » Defeated Dodgers (24-23), 3-2 | Dodger Stadium (1-0) | 26-24 | Won 2 |
| » W: Pascual Perez (1-7) L: Tim Leary (3-4) S: Tim Burke (10) | Second | 2 out |
| Tuesday, May 30 |
| » Defeated Dodgers (24-24), 5-4 | Dodger Stadium (2-0) | 27-24 | Won 3 |
| » W: Joe Hesketh (4-1) L: Jay Howell (2-3) S: Tim Burke (11) | Second | 2 out |
| Wednesday, May 31 |
| » Lost to Dodgers (25-24), 9-4 | Dodger Stadium (2-1) | 27-25 | |
| » W: Orel Hershiser (7-4) L: Joe Hesketh (4-2) | Second | 2 out |
| » Major-league debuts: John Wetteland (Dodgers) |
| Friday, June 2 |
| » Defeated Phillies (18-32), 2-1 | Veteran's Stadium (1-3) | 28-25 | |
| » W: Steve Frey (1-0) L: Greg Harris (1-1) S: Joe Hesketh (2) | Second | 2 out |
| Saturday, June 3 |
| » Defeated Phillies (18-33), 7-5 | Veteran's Stadium (2-3) | 29-25 | Won 2 |
| » W: Kevin Gross (6-3) L: Larry McWilliams (2-6) S: Tim Burke (12) | Second | 1 out |
| Sunday, June 4 |
| » Defeated Phillies (18-34), 7-4 | Veteran's Stadium (3-3) | 30-25 | Won 3 |
| » W: Dennis Martinez (5-1) L: Don Carman (1-9) S: Andy McGaffigan (2) | Second | 1 out |
| Monday, June 5 |
| » Lost to Cardinals (25-27), 5-4 | Stade Olympique (15-11) | 30-26 | |
| » W: Jose DeLeon (7-3) L: Bryn Smith (5-2) S: John Costello (1) | Second | 2 out |
| Tuesday, June 6 |
| » Defeated Cardinals (25-28), 3-2 | Stade Olympique (16-11) | 31-26 | |
| » W: Pascual Perez (2-7) L: Joe Magrane (3-5) S: Tim Burke (13) | Second | 2 out |
| Wednesday, June 7 |
| » Lost to Cardinals (26-28), 5-2 | Stade Olympique (16-12) | 31-27 | |
| » W: Ken Hill (3-4) L: Mark Langston (5-6) S: Ken Dayley (3) | Second | 2 out |
| Thursday, June 8 |
| » Lost to Cardinals (27-28), 7-2 | Stade Olympique (16-13) | 31-28 | Lost 2 |
| » W: Frank DiPino (3-0) L: Kevin Gross (6-4) | Second | 3 out |
| Friday, June 9 |
| » Defeated Phillies (21-35), 5-0 | Stade Olympique (17-13) | 32-28 | |
| » W: Dennis Martinez (6-1) L: Floyd Youmans (1-4) | Second | 2 out |
| Saturday, June 10 |
| » Defeated Phillies (21-36), 9-1 | Stade Olympique (18-13) | 33-28 | Won 2 |
| » W: Bryn Smith (6-2) L: Bruce Ruffin (0-3) | Second | 1 out |
| Sunday, June 11 |
| » Defeated Phillies (21-37), 7-2 | Stade Olympique (19-13) | 34-28 | Won 3 |
| » W: Pascual Perez (3-7) L: Bob Sebra (2-2) | Second | 1 out |
| Tuesday, June 13 |
| » Defeated Cardinals (30-30), 2-0 | Busch Stadium II (2-3) | 35-28 | Won 4 |
| » W: Mark Langston (6-6) L: Jose DeLeon (8-4) | Second | ½ out |
| Wednesday, June 14 |
| » Lost to Cardinals (31-30), 10-0 | Busch Stadium II (2-4) | 35-29 | |
| » W: Joe Magrane (5-5) L: Kevin Gross (6-5) | Second | ½ out |
| Thursday, June 15 |
| » Lost to Cardinals (32-30), 4-3 | Busch Stadium II (2-5) | 35-30 | Lost 2 |
| » W: Todd Worrell (1-1) L: Andy McGaffigan (1-3) | Second | ½ out |
| Friday, June 16 |
| » Defeated Cubs (35-30), 8-5 | Stade Olympique (20-13) | 36-30 | |
| » W: Bryn Smith (7-2) L: Paul Kilgus (5-6) S: Tim Burke (14) | First | -- |
| Saturday, June 17 |
| » Lost to Cubs (36-30), 3-2 | Stade Olympique (20-14) | 36-31 | |
| » W: Rick Sutcliffe (8-4) L: Pascual Perez (3-8) S: Mitch Williams (16) | Second | ½ out |
| Sunday, June 18 |
| » Lost to Cubs (37-30), 5-4 | Stade Olympique (20-15) | 36-32 | Lost 2 |
| » W: Mike Bielecki (6-2) L: Mark Langston (6-7) S: Mitch Williams (17) | Second | 1½ out |
| Monday, June 19 |
| » Lost to Mets (35-31), 5-3 | Shea Stadium (0-1) | 36-33 | Lost 3 |
| » W: Dwight Gooden (9-2) L: Kevin Gross (6-6) S: Rick Aguilera (6) | Third | 2 out |
| Tuesday, June 20 |
| » Defeated Mets (35-32), 8-5 | Shea Stadium (1-1) | 37-33 | |
| » W: Tim Burke (5-1) L: Rick Aguilera (3-2) | Second | 2 out |
| Wednesday, June 21 |
| » Lost to Mets (36-32), 2-0 | Shea Stadium (1-2) | 37-34 | |
| » W: David Cone (4-5) L: Bryn Smith (7-3) S: Randy Myers (9) | Fourth | 3 out |
| Friday, June 23 |
| » Defeated Cubs (40-31), 5-1 | Wrigley Field (1-0) | 38-34 | |
| » W: Mark Langston (7-7) L: Mike Bielecki (6-3) S: Tim Burke (15) | Third | 2½ out |
| Saturday, June 24 |
| » Defeated Cubs (40-32), 5-0 | Wrigley Field (2-0) | 39-34 | Won 2 |
| » W: Kevin Gross (7-6) L: Paul Kilgus (5-7) | Third | 1½ out |
| Sunday, June 25 |
| » Defeated Cubs (40-33), 5-0 | Wrigley Field (3-0) | 40-34 | Won 3 |
| » W: Dennis Martinez (7-1) L: Scott Sanderson (6-6) | Third | 1½ out |
| Monday, June 26 |
| » Defeated Mets (39-33), 5-1 | Stade Olympique (21-15) | 41-34 | Won 4 |
| » W: Pascual Perez (4-8) L: Dwight Gooden (9-3) | First | -- |
| Tuesday, June 27 |
| » Defeated Mets (39-34), 3-2 | Stade Olympique (22-15) | 42-34 | Won 5 |
| » W: Steve Frey (2-0) L: Rick Aguilera (3-3) | First | -- |
| Wednesday, June 28 |
| » Defeated Mets (39-35), 4-3 | Stade Olympique (23-15) | 43-34 | Won 6 |
| » W: Mark Langston (8-7) L: Bob Ojeda (5-7) S: Tim Burke (16) | First | -- |
| Thursday, June 29 |
| » Lost to Astros (45-33), 8-3 | Stade Olympique (23-16) | 43-35 | |
| » W: Mike Scott (13-4) L: Kevin Gross (7-7) | First | -- |
| Friday, June 30 |
| » Defeated Astros (45-34), 6-1 | Stade Olympique (24-16) | 44-35 | |
| » W: Dennis Martinez (8-1) L: Bob Knepper (3-9) | First | -- |
| Saturday, July 1 |
| » Lost to Astros (46-34), 4-1 | Stade Olympique (24-17) | 44-36 | |
| » W: Larry Andersen (2-1) L: Pascual Perez (4-9) S: Dave Smith (16) | First | -- |
| Sunday, July 2 |
| » Defeated Astros (46-35), 13-2 | Stade Olympique (25-17) | 45-36 | |
| » W: Bryn Smith (8-3) L: Jim Clancy (5-6) | First | -- |
| Monday, July 3 |
| » Defeated Braves (33-48), 3-0 | Atlanta-Fulton County Stadium (1-3) | 46-36 | Won 2 |
| » W: Mark Langston (9-7) L: Tom Glavine (8-5) | First | -- |
| Tuesday, July 4 |
| » Lost to Braves (34-48), 9-3 | Atlanta-Fulton County Stadium (1-4) | 46-37 | |
| » W: Marty Clary (2-0) L: Kevin Gross (7-8) | First | -- |
| Wednesday, July 5 |
| » Defeated Braves (34-49), 7-5 | Atlanta-Fulton County Stadium (2-4) | 47-37 | |
| » W: Dennis Martinez (9-1) L: Mark Eichhorn (1-2) S: Tim Burke (17) | First | -- |
| » Major-league debuts: Ed Whited (Braves) |
| Friday, July 7 |
| » Defeated Astros (48-37), 11-8 | Astrodome (4-0) | 48-37 | Won 2 |
| » W: Joe Hesketh (5-2) L: Juan Agosto (2-4) S: Zane Smith (1) | First | -- |
| Saturday, July 8 |
| » Lost to Astros (49-37), 3-2 | Astrodome (4-1) | 48-38 | |
| » W: Danny Darwin (9-2) L: Andy McGaffigan (1-4) S: Dave Smith (18) | First | -- |
| Sunday, July 9 |
| » Defeated Astros (49-38), 6-1 | Astrodome (5-1) | 49-38 | |
| » W: Mark Langston (10-7) L: Mike Scott (14-5) | First | -- |
| Thursday, July 13 |
| » Defeated Reds (44-44), 6-3 | Riverfront Stadium (1-2) | 50-38 | Won 2 |
| » W: Dennis Martinez (10-1) L: Kent Tekulve (0-2) S: Tim Burke (18) | First | -- |
| Friday, July 14 |
| » Defeated Reds (44-45), 1-0 | Riverfront Stadium (2-2) | 51-38 | Won 3 |
| » W: Bryn Smith (9-3) L: Tom Browning (7-8) S: Joe Hesketh (3) | First | -- |
| Saturday, July 15 |
| » Lost to Reds (45-45), 5-3 | Riverfront Stadium (2-3) | 51-39 | |
| » W: Rick Mahler (9-8) L: Mark Langston (10-8) S: John Franco (23) | First | -- |
| » Major-league debuts: Joe Oliver (Reds) |
| Sunday, July 16 |
| » Defeated Reds (45-46), 6-3 | Riverfront Stadium (3-3) | 52-39 | |
| » W: Steve Frey (3-0) L: Kent Tekulve (0-3) S: Tim Burke (19) | First | -- |
| Monday, July 17 |
| » Defeated Braves (38-54), 5-2 | Stade Olympique (26-17) | 53-39 | Won 2 |
| » W: Pascual Perez (5-9) L: Tom Glavine (8-6) S: Tim Burke (20) | First | -- |
| » Major-league debuts: Wally Whitehurst (Mets) |
| Tuesday, July 18 |
| » Lost to Braves (39-54), 7-6 | Stade Olympique (26-18) | 53-40 | |
| » W: Mark Eichhorn (2-2) L: Steve Frey (3-1) S: Joe Boever (16) | First | -- |
| Wednesday, July 19 |
| » Lost to Braves (40-54), 3-2 | Stade Olympique (26-19) | 53-41 | Lost 2 |
| » W: Mark Eichhorn (3-2) L: Joe Hesketh (5-3) S: Joe Boever (17) | First | -- |
| Thursday, July 20 |
| » Defeated Reds (45-50), 4-1 | Stade Olympique (27-19) | 54-41 | |
| » W: Mark Langston (11-8) L: Rick Mahler (9-9) | First | -- |
| Friday, July 21 |
| » Defeated Reds (45-51), 3-1 | Stade Olympique (28-19) | 55-41 | Won 2 |
| » W: Kevin Gross (8-8) L: Tim Leary (6-8) S: Tim Burke (21) | First | -- |
| Saturday, July 22 |
| » Defeated Reds (45-52), 6-5 | Stade Olympique (29-19) | 56-41 | Won 3 |
| » W: Andy McGaffigan (2-4) L: John Franco (2-3) | First | -- |
| Sunday, July 23 |
| » Defeated Reds (45-53), 12-4 | Stade Olympique (30-19) | 57-41 | Won 4 |
| » W: Dennis Martinez (11-1) L: Danny Jackson (6-11) | First | -- |
| Monday, July 24 |
| » Defeated Phillies (37-59), 4-3 | Stade Olympique (31-19) | 58-41 | Won 5 |
| » W: Andy McGaffigan (3-4) L: Greg Harris (1-2) | First | -- |
| » Major-league debuts: Wilson Alvarez (Rangers) Francisco Cabrera (Blue Jays) |
| Tuesday, July 25 |
| » Defeated Phillies (37-60), 2-0 | Stade Olympique (32-19) | 59-41 | Won 6 |
| » W: Mark Langston (12-8) L: Don Carman (2-11) | First | -- |
| Wednesday, July 26 |
| » Lost to Phillies (38-60), 4-3 | Stade Olympique (32-20) | 59-42 | |
| » W: Jeff Parrett (7-3) L: Zane Smith (1-13) S: Roger McDowell (11) | First | -- |
| Friday, July 28 |
| » Lost to Cardinals (52-46), 2-0 | Stade Olympique (32-21) | 59-43 | Lost 2 |
| » W: Ted Power (3-4) L: Pascual Perez (5-10) S: Todd Worrell (14) | First | -- |
| Saturday, July 29 |
| » Defeated Cardinals (52-47), 2-0 | Stade Olympique (33-21) | 60-43 | |
| » W: Dennis Martinez (12-1) L: Ken Hill (6-7) | First | -- |
| Sunday, July 30 |
| » Lost to Cardinals (53-47), 8-3 | Stade Olympique (33-22) | 60-44 | |
| » W: Joe Magrane (12-7) L: Bryn Smith (9-4) | First | -- |
| Monday, July 31 |
| » Defeated Pirates (45-59), 4-2 | Three Rivers Stadium (3-1) | 61-44 | |
| » W: Mark Langston (13-8) L: John Smiley (9-6) S: Tim Burke (22) | First | -- |
| Tuesday, August 1 |
| » Defeated Pirates (45-60), 5-4 | Three Rivers Stadium (4-1) | 62-44 | Won 2 |
| » W: Tim Burke (6-1) L: Doug Bair (0-2) | First | -- |
| Wednesday, August 2 |
| » Defeated Pirates (45-61), 3-1 | Three Rivers Stadium (5-1) | 63-44 | Won 3 |
| » W: Pascual Perez (6-10) L: Rick Reed (0-2) S: Tim Burke (23) | First | -- |
| Thursday, August 3 |
| » Lost to Pirates (46-61), 1-0 | Three Rivers Stadium (5-2) | 63-45 | |
| » W: Doug Bair (1-2) L: Andy McGaffigan (3-5) | First | -- |
| Friday, August 4 |
| » Lost to Mets (56-51), 11-5 | Shea Stadium (1-3) | 63-46 | Lost 2 |
| » W: Bob Ojeda (7-9) L: Bryn Smith (9-5) | First | -- |
| Saturday, August 5 |
| » Lost to Mets (57-51), 3-2 | Shea Stadium (1-4) | 63-47 | Lost 3 |
| » W: Ron Darling (9-9) L: Tim Burke (6-2) | First | -- |
| Sunday, August 6 |
| » Lost to Mets (58-51), 2-1 | Shea Stadium (1-5) | 63-48 | Lost 4 |
| » W: Jeff Musselman (1-2) L: Steve Frey (3-2) | First | -- |
| Monday, August 7 |
| » Lost to Cubs (64-48), 5-2 | Wrigley Field (3-1) | 63-49 | Lost 5 |
| » W: Greg Maddux (13-8) L: Pascual Perez (6-11) | Second | 1 out |
| Tuesday, August 8 |
| » Lost to Cubs (65-48), 4-2 | Wrigley Field (3-2) | 63-50 | Lost 6 |
| » W: Mike Bielecki (12-5) L: Dennis Martinez (12-2) S: Les Lancaster (5) | Second | 2 out |
| Wednesday, August 9 |
| » Lost to Cubs (66-48), 3-0 | Wrigley Field (3-3) | 63-51 | Lost 7 |
| » W: Rick Sutcliffe (12-9) L: Bryn Smith (9-6) S: Mitch Williams (29) | Second | 3 out |
| Friday, August 11 |
| » Defeated Pirates (48-66), 4-1 | Stade Olympique (34-22) | 64-51 | |
| » W: Mark Langston (14-8) L: John Smiley (9-7) | Second | 2½ out |
| Saturday, August 12 |
| » Defeated Pirates (48-67), 5-2 | Stade Olympique (35-22) | 65-51 | Won 2 |
| » W: Kevin Gross (9-8) L: Jeff Robinson (5-10) S: Zane Smith (2) | Second | 2½ out |
| Sunday, August 13 |
| » Lost to Pirates (49-67), 6-4 | Stade Olympique (35-23) | 65-52 | |
| » W: Bob Walk (10-7) L: Pascual Perez (6-12) S: Bill Landrum (16) | Second | 2½ out |
| Monday, August 14 |
| » Lost to Pirates (50-67), 6-1 | Stade Olympique (35-24) | 65-53 | Lost 2 |
| » W: Doug Drabek (10-9) L: Dennis Martinez (12-3) | Second | 3 out |
| Tuesday, August 15 |
| » Lost to Giants (68-51), 3-2 | Stade Olympique (35-25) | 65-54 | Lost 3 |
| » W: Dave Dravecky (2-0) L: Bryn Smith (9-7) S: Steve Bedrosian (16) | Third | 4 out |
| Wednesday, August 16 |
| » Defeated Giants (68-52), 4-2 | Stade Olympique (36-25) | 66-54 | |
| » W: Tim Burke (7-2) L: Steve Bedrosian (2-6) | Third | 4 out |
| » Major-league debuts: Larry Walker (Expos) |
| Thursday, August 17 |
| » Lost to Giants (69-52), 10-5 | Stade Olympique (36-26) | 66-55 | |
| » W: Bob Knepper (5-11) L: Joe Hesketh (5-4) | Third | 5 out |
| Friday, August 18 |
| » Defeated Padres (60-62), 5-2 | Stade Olympique (37-26) | 67-55 | |
| » W: Pascual Perez (7-12) L: Andy Benes (0-2) | Third | 4 out |
| Saturday, August 19 |
| » Defeated Padres (60-63), 6-4 | Stade Olympique (38-26) | 68-55 | Won 2 |
| » W: Dennis Martinez (13-3) L: Greg Harris (5-7) S: Tim Burke (24) | Third | 3 out |
| Sunday, August 20 |
| » Lost to Padres (61-63), 5-2 | Stade Olympique (38-27) | 68-56 | |
| » W: Ed Whitson (15-9) L: Bryn Smith (9-8) S: Mark Davis (31) | Third | 3 out |
| Monday, August 21 |
| » Lost to Dodgers (59-66), 6-1 | Stade Olympique (38-28) | 68-57 | Lost 2 |
| » W: Tim Belcher (9-12) L: Mark Langston (14-9) | Third | 3 out |
| Tuesday, August 22 |
| » Defeated Dodgers (59-67), 4-2 | Stade Olympique (39-28) | 69-57 | |
| » W: Kevin Gross (10-8) L: Fernando Valenzuela (8-12) S: Tim Burke (25) | Third | 2 out |
| » Major-league debuts: Marquis Grissom (Expos) |
| Wednesday, August 23 |
| » Lost to Dodgers (60-67), 1-0 | Stade Olympique (39-29) | 69-58 | |
| » W: John Wetteland (4-5) L: Dennis Martinez (13-4) | Third | 2 out |
| Thursday, August 24 |
| » Major-league debuts: Mike Stanton (Braves) |
| Friday, August 25 |
| » Defeated Giants (73-55), 12-2 | Candlestick Park (3-1) | 70-58 | |
| » W: Dennis Martinez (14-4) L: Kelly Downs (2-5) | Second | 2 out |
| Saturday, August 26 |
| » Lost to Giants (74-55), 8-3 | Candlestick Park (3-2) | 70-59 | |
| » W: Scott Garrelts (10-3) L: Mark Langston (14-10) | Third | 2 out |
| Sunday, August 27 |
| » Defeated Giants (74-56), 6-3 | Candlestick Park (4-2) | 71-59 | |
| » W: Bryn Smith (10-8) L: Mike LaCoss (7-9) S: Tim Burke (26) | Second | 2 out |
| Monday, August 28 |
| » Lost to Padres (67-64), 9-4 | San Diego/Jack Murphy Stadium (2-2) | 71-60 | |
| » W: Andy Benes (2-2) L: Kevin Gross (10-9) S: Mark Davis (32) | Third | 3 out |
| Tuesday, August 29 |
| » Lost to Padres (68-64), 2-1 | San Diego/Jack Murphy Stadium (2-3) | 71-61 | Lost 2 |
| » W: Mark Grant (6-2) L: Rich Thompson (0-1) | Fourth | 4 out |
| Wednesday, August 30 |
| » Defeated Padres (68-65), 5-1 | San Diego/Jack Murphy Stadium (3-3) | 72-61 | |
| » W: Dennis Martinez (15-4) L: Ed Whitson (15-10) | Third | 3 out |
| Friday, September 1 |
| » Lost to Dodgers (63-71), 2-0 | Dodger Stadium (2-2) | 72-62 | |
| » W: Tim Belcher (11-12) L: Mark Langston (14-11) | Third | 3 out |
| Saturday, September 2 |
| » Lost to Dodgers (64-71), 4-3 | Dodger Stadium (2-3) | 72-63 | Lost 2 |
| » W: Jay Howell (4-3) L: Tim Burke (7-3) | Fourth | 4 out |
| Sunday, September 3 |
| » Defeated Dodgers (64-72), 4-0 | Dodger Stadium (3-3) | 73-63 | |
| » W: Kevin Gross (11-9) L: Orel Hershiser (14-11) | Third | 3 out |
| Monday, September 4 |
| » Lost to Cardinals (75-61), 4-1 | Busch Stadium II (2-6) | 73-64 | |
| » W: Jose DeLeon (15-11) L: Dennis Martinez (15-5) S: Dan Quisenberry (5) | Third | 4 out |
| Tuesday, September 5 |
| » Defeated Cardinals (75-62), 6-2 | Busch Stadium II (3-6) | 74-64 | |
| » W: Pascual Perez (8-12) L: Ken Hill (7-11) | Third | 3 out |
| Wednesday, September 6 |
| » Defeated Pirates (60-78), 11-6 | Stade Olympique (40-29) | 75-64 | Won 2 |
| » W: Mark Langston (15-11) L: Randy Kramer (5-8) | Third | 2 out |
| Thursday, September 7 |
| » Lost to Pirates (61-78), 7-4 | Stade Olympique (40-30) | 75-65 | |
| » W: Bob Walk (12-10) L: John Candelaria (3-4) S: Bill Landrum (23) | Third | 3 out |
| Friday, September 8 |
| » Lost to Phillies (57-83), 4-3 | Stade Olympique (40-31) | 75-66 | Lost 2 |
| » W: Jason Grimsley (1-0) L: Kevin Gross (11-10) S: Roger McDowell (17) | Fourth | 3 out |
| » Major-league debuts: Jason Grimsley (Phillies) |
| Saturday, September 9 |
| » Defeated Phillies (57-84), 6-5 | Stade Olympique (41-31) | 76-66 | |
| » W: Tim Burke (8-3) L: Jeff Parrett (12-5) | Third | 3 out |
| Sunday, September 10 |
| » Lost to Phillies (58-84), 4-2 | Stade Olympique (41-32) | 76-67 | |
| » W: Pat Combs (1-0) L: Pascual Perez (8-13) S: Roger McDowell (18) | Third | 4 out |
| Monday, September 11 |
| » Lost to Cubs (81-63), 4-3 | Wrigley Field (3-4) | 76-68 | Lost 2 |
| » W: Greg Maddux (17-11) L: Mark Langston (15-12) S: Mitch Williams (33) | Fourth | 5 out |
| Tuesday, September 12 |
| » Lost to Cubs (82-63), 2-0 | Wrigley Field (3-5) | 76-69 | Lost 3 |
| » W: Mike Bielecki (16-6) L: Bryn Smith (10-9) | Fourth | 6 out |
| Wednesday, September 13 |
| » Lost to Cubs (83-63), 3-1 | Wrigley Field (3-6) | 76-70 | Lost 4 |
| » W: Scott Sanderson (11-8) L: Kevin Gross (11-11) S: Les Lancaster (7) | Fourth | 7 out |
| Friday, September 15 |
| » Lost to Mets (78-68), 5-0 | Stade Olympique (41-33) | 76-71 | Lost 5 |
| » W: David Cone (13-7) L: Dennis Martinez (15-6) | Fourth | 8 out |
| Saturday, September 16 |
| » Defeated Mets (78-69), 10-1 | Stade Olympique (42-33) | 77-71 | |
| » W: Pascual Perez (9-13) L: Sid Fernandez (11-5) | Third | 7 out |
| » Major-league debuts: Blaine Beatty (Mets) |
| Sunday, September 17 |
| » Defeated Mets (78-70), 1-0 | Stade Olympique (43-33) | 78-71 | Won 2 |
| » W: Mark Langston (16-12) L: Ron Darling (13-13) | Fourth | 6 out |
| Monday, September 18 |
| » Lost to Cardinals (80-70), 3-2 | Stade Olympique (43-34) | 78-72 | |
| » W: Jose DeLeon (16-11) L: Bryn Smith (10-10) S: Scott Terry (1) | Fourth | 7 out |
| Tuesday, September 19 |
| » Lost to Cardinals (81-70), 5-0 | Stade Olympique (43-35) | 78-73 | Lost 2 |
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