| Monday, April 2 |
| » Major-league debuts: Ross Jones (Mets) |
| Tuesday, April 3 |
| » Defeated Astros (0-1), 4-2 | Astrodome (1-0) | 1-0 | |
| » W: Charlie Lea (1-0) L: Joe Niekro (0-1) S: Jeff Reardon (1) | First | -- |
| Wednesday, April 4 |
| » Lost to Astros (1-1), 8-2 | Astrodome (1-1) | 1-1 | |
| » W: Nolan Ryan (1-0) L: Bill Gullickson (0-1) S: Vern Ruhle (1) | Second | ½ out |
| Thursday, April 5 |
| » Major-league debuts: Ron Romanick (Angels) |
| Friday, April 6 |
| » Defeated Braves (1-2), 8-5 | Atlanta-Fulton County Stadium (1-0) | 2-1 | |
| » W: Bryn Smith (1-0) L: Ken Dayley (0-1) S: Greg Harris (1) | First | -- |
| Saturday, April 7 |
| » Defeated Braves (1-3), 7-2 | Atlanta-Fulton County Stadium (2-0) | 3-1 | Won 2 |
| » W: David Palmer (1-0) L: Pete Falcone (0-1) S: Jeff Reardon (2) | First | -- |
| Sunday, April 8 |
| » Lost to Braves (2-3), 6-2 | Atlanta-Fulton County Stadium (2-1) | 3-2 | |
| » W: Len Barker (1-1) L: Charlie Lea (1-1) S: Steve Bedrosian (2) | Second | 1 out |
| Monday, April 9 |
| » Lost to Reds (3-3), 9-6 | Riverfront Stadium (0-1) | 3-3 | Lost 2 |
| » W: Jeff Russell (1-0) L: Bill Gullickson (0-2) S: Tom Hume (1) | Third | 1½ out |
| Tuesday, April 10 |
| » Lost to Reds (4-3), 8-6 | Riverfront Stadium (0-2) | 3-4 | Lost 3 |
| » W: Joe Price (1-1) L: Bob James (0-1) S: Bill Scherrer (1) | Fourth | 2½ out |
| Wednesday, April 11 |
| » Defeated Reds (4-4), 9-3 | Riverfront Stadium (1-2) | 4-4 | |
| » W: Bryn Smith (2-0) L: Bruce Berenyi (0-2) S: Gary Lucas (1) | Third | 2½ out |
| Friday, April 13 |
| » Defeated Phillies (5-3), 5-1 | Stade Olympique (1-0) | 5-4 | Won 2 |
| » W: Charlie Lea (2-1) L: Jerry Koosman (1-1) S: Gary Lucas (2) | Third | 1½ out |
| Saturday, April 14 |
| » Lost to Phillies (6-3), 4-3 | Stade Olympique (1-1) | 5-5 | |
| » W: Larry Andersen (1-1) L: Dan Schatzeder (0-1) S: Al Holland (2) | Third | 1½ out |
| Tuesday, April 17 |
| » Defeated Mets (6-4), 10-0 | Shea Stadium (1-0) | 6-5 | |
| » W: Bryn Smith (3-0) L: Ron Darling (1-1) | Fourth | 1½ out |
| Wednesday, April 18 |
| » Lost to Mets (7-4), 5-4 | Shea Stadium (1-1) | 6-6 | |
| » W: Ed Lynch (1-0) L: Jeff Reardon (0-1) | Fourth | 1½ out |
| Thursday, April 19 |
| » Lost to Mets (8-4), 7-6 | Shea Stadium (1-2) | 6-7 | Lost 2 |
| » W: Jesse Orosco (1-0) L: Dan Schatzeder (0-2) | Fifth | 2½ out |
| Saturday, April 21 |
| » Defeated Cardinals (7-7), 6-3 | Busch Stadium II (1-0) | 7-7 | |
| » W: Steve Rogers (1-0) L: John Stuper (0-1) S: Jeff Reardon (3) | Fourth | 1½ out |
| » Defeated Cardinals (7-8), 4-0 | Busch Stadium II (2-0) | 8-7 | Won 2 |
| » W: David Palmer (2-0) L: Bob Forsch (0-2) | Fourth | 1½ out |
| Sunday, April 22 |
| » Defeated Cardinals (7-9), 4-2 | Busch Stadium II (3-0) | 9-7 | Won 3 |
| » W: Bryn Smith (4-0) L: Joaquin Andujar (2-2) S: Jeff Reardon (4) | Fourth | 1 out |
| Monday, April 23 |
| » Defeated Mets (9-7), 6-4 | Stade Olympique (2-1) | 10-7 | Won 4 |
| » W: Charlie Lea (3-1) L: Walt Terrell (2-1) S: Gary Lucas (3) | Third | 1½ out |
| Wednesday, April 25 |
| » Lost to Mets (10-7), 2-1 | Stade Olympique (2-2) | 10-8 | |
| » W: Jesse Orosco (2-0) L: Greg Harris (0-1) | Third | 1 out |
| Friday, April 27 |
| » Lost to Cardinals (9-11), 8-2 | Stade Olympique (2-3) | 10-9 | Lost 2 |
| » W: Joaquin Andujar (3-2) L: Steve Rogers (1-1) | Third | 2 out |
| Saturday, April 28 |
| » Lost to Cardinals (10-11), 6-1 | Stade Olympique (2-4) | 10-10 | Lost 3 |
| » W: Dave LaPoint (2-3) L: Bryn Smith (4-1) S: Bruce Sutter (6) | Third | 2 out |
| Sunday, April 29 |
| » Defeated Cardinals (10-12), 6-2 | Stade Olympique (3-4) | 11-10 | |
| » W: Charlie Lea (4-1) L: Danny Cox (2-2) | Third | 1½ out |
| Monday, April 30 |
| » Defeated Phillies (11-9), 5-2 | Veteran's Stadium (1-0) | 12-10 | Won 2 |
| » W: Andy McGaffigan (1-0) L: Steve Carlton (1-1) | Third | 1 out |
| Tuesday, May 1 |
| » Lost to Phillies (12-9), 7-4 | Veteran's Stadium (1-1) | 12-11 | |
| » W: Kevin Gross (1-0) L: Bob James (0-2) S: Al Holland (5) | Third | 2 out |
| Wednesday, May 2 |
| » Defeated Phillies (12-10), 3-2 | Veteran's Stadium (2-1) | 13-11 | |
| » W: Bob James (1-2) L: John Denny (2-2) S: Gary Lucas (4) | Third | 2 out |
| Saturday, May 5 |
| » Defeated Braves (10-14), 2-1 | Stade Olympique (4-4) | 14-11 | Won 2 |
| » W: Andy McGaffigan (2-0) L: Gene Garber (1-1) | Third | 1½ out |
| Sunday, May 6 |
| » Lost to Braves (11-14), 2-0 | Stade Olympique (4-5) | 14-12 | |
| » W: Craig McMurtry (3-3) L: Charlie Lea (4-2) S: Steve Bedrosian (4) | Fourth | 2 out |
| » Lost to Braves (12-14), 9-8 | Stade Olympique (4-6) | 14-13 | Lost 2 |
| » W: Jeff Dedmon (1-0) L: Bob James (1-3) S: Steve Bedrosian (5) | Fourth | 2 out |
| Monday, May 7 |
| » Defeated Astros (10-18), 4-1 | Stade Olympique (5-6) | 15-13 | |
| » W: Steve Rogers (2-1) L: Joe Niekro (2-6) S: Andy McGaffigan (1) | Second | 1 out |
| Wednesday, May 9 |
| » Lost to Reds (16-14), 6-4 | Stade Olympique (5-7) | 15-14 | |
| » W: Tom Hume (2-3) L: Bill Gullickson (0-3) S: John Franco (2) | Third | 2½ out |
| Thursday, May 10 |
| » Lost to Reds (17-14), 2-1 | Stade Olympique (5-8) | 15-15 | Lost 2 |
| » W: Frank Pastore (2-2) L: Bryn Smith (4-2) | Third | 2½ out |
| Friday, May 11 |
| » Defeated Giants (11-21), 7-5 | Candlestick Park (1-0) | 16-15 | |
| » W: Charlie Lea (5-2) L: Bill Laskey (1-4) S: Jeff Reardon (5) | Third | 2 out |
| Saturday, May 12 |
| » Lost to Giants (12-21), 8-7 | Candlestick Park (1-1) | 16-16 | |
| » W: Mike Krukow (2-4) L: Steve Rogers (2-2) S: Frank Williams (2) | Third | 3 out |
| Sunday, May 13 |
| » Lost to Giants (13-21), 4-3 | Candlestick Park (1-2) | 16-17 | Lost 2 |
| » W: Scott Garrelts (1-0) L: Andy McGaffigan (2-1) S: Randy Lerch (1) | Fourth | 3 out |
| Monday, May 14 |
| » Defeated Padres (18-16), 7-6 | San Diego/Jack Murphy Stadium (1-0) | 17-17 | |
| » W: Jeff Reardon (1-1) L: Dave Dravecky (1-3) | Fourth | 2½ out |
| Tuesday, May 15 |
| » Defeated Padres (18-17), 6-4 | San Diego/Jack Murphy Stadium (2-0) | 18-17 | Won 2 |
| » W: Bryn Smith (5-2) L: Tim Lollar (2-4) S: Dan Schatzeder (1) | Fourth | 2½ out |
| Wednesday, May 16 |
| » Defeated Padres (18-18), 3-2 | San Diego/Jack Murphy Stadium (3-0) | 19-17 | Won 3 |
| » W: Charlie Lea (6-2) L: Eric Show (5-2) S: Jeff Reardon (6) | Fourth | 2 out |
| Thursday, May 17 |
| » Lost to Padres (19-18), 5-4 | San Diego/Jack Murphy Stadium (3-1) | 19-18 | |
| » W: Rich Gossage (1-1) L: Andy McGaffigan (2-2) S: Craig Lefferts (1) | Fourth | 2 out |
| Friday, May 18 |
| » Defeated Dodgers (22-19), 5-4 | Dodger Stadium (1-0) | 20-18 | |
| » W: Andy McGaffigan (3-2) L: Tom Niedenfuer (1-3) S: Greg Harris (2) | Fourth | 2 out |
| Saturday, May 19 |
| » Lost to Dodgers (23-19), 5-1 | Dodger Stadium (1-1) | 20-19 | |
| » W: Rick Honeycutt (6-1) L: Bill Gullickson (0-4) | Fourth | 3 out |
| Sunday, May 20 |
| » Lost to Dodgers (24-19), 3-2 | Dodger Stadium (1-2) | 20-20 | Lost 2 |
| » W: Pat Zachry (2-0) L: Bryn Smith (5-3) S: Tom Niedenfuer (7) | Fifth | 4 out |
| Tuesday, May 22 |
| » Defeated Padres (21-20), 3-2 | Stade Olympique (6-8) | 21-20 | |
| » W: Charlie Lea (7-2) L: Eric Show (5-3) | Fourth | 3½ out |
| Wednesday, May 23 |
| » Lost to Padres (22-20), 2-1 | Stade Olympique (6-9) | 21-21 | |
| » W: Dave Dravecky (2-3) L: Andy McGaffigan (3-3) | Fourth | 4½ out |
| Friday, May 25 |
| » Defeated Giants (16-26), 3-2 | Stade Olympique (7-9) | 22-21 | |
| » W: Jeff Reardon (2-1) L: Greg Minton (1-3) | Fourth | 4½ out |
| Saturday, May 26 |
| » Defeated Giants (16-27), 4-2 | Stade Olympique (8-9) | 23-21 | Won 2 |
| » W: Bill Gullickson (1-4) L: Bill Laskey (1-5) S: Jeff Reardon (7) | Fourth | 3½ out |
| Sunday, May 27 |
| » Defeated Giants (16-28), 6-2 | Stade Olympique (9-9) | 24-21 | Won 3 |
| » W: Charlie Lea (8-2) L: Mark Grant (0-2) | Fourth | 2½ out |
| Monday, May 28 |
| » Lost to Dodgers (27-23), 6-1 | Stade Olympique (9-10) | 24-22 | |
| » W: Fernando Valenzuela (5-5) L: Steve Rogers (2-3) | Fourth | 3 out |
| Wednesday, May 30 |
| » Lost to Dodgers (28-23), 4-1 | Stade Olympique (9-11) | 24-23 | Lost 2 |
| » W: Alejandro Pena (5-2) L: Bryn Smith (5-4) | Fourth | 3½ out |
| Thursday, May 31 |
| » Lost to Pirates (19-26), 2-1 | Three Rivers Stadium (0-1) | 24-24 | Lost 3 |
| » W: Jose DeLeon (3-2) L: Bill Gullickson (1-5) | Fourth | 4 out |
| Friday, June 1 |
| » Defeated Pirates (19-27), 2-0 | Three Rivers Stadium (1-1) | 25-24 | |
| » W: Charlie Lea (9-2) L: Rick Rhoden (4-4) S: Jeff Reardon (8) | Third | 3½ out |
| Saturday, June 2 |
| » Lost to Pirates (20-27), 2-1 | Three Rivers Stadium (1-2) | 25-25 | |
| » W: Lee Tunnell (1-2) L: Steve Rogers (2-4) S: Kent Tekulve (5) | Fourth | 4 out |
| Sunday, June 3 |
| » Lost to Pirates (21-27), 4-0 | Three Rivers Stadium (1-3) | 25-26 | Lost 2 |
| » W: John Tudor (4-2) L: David Palmer (2-1) | Fourth | 4½ out |
| Tuesday, June 5 |
| » Lost to Cubs (30-21), 3-2 | Stade Olympique (9-12) | 25-27 | Lost 3 |
| » W: Chuck Rainey (4-4) L: Bryn Smith (5-5) S: Lee Smith (10) | Fifth | 5½ out |
| Wednesday, June 6 |
| » Defeated Cubs (30-22), 8-1 | Stade Olympique (10-12) | 26-27 | |
| » W: Bill Gullickson (2-5) L: Rick Reuschel (3-2) | Fifth | 4½ out |
| Thursday, June 7 |
| » Defeated Cubs (30-23), 2-1 | Stade Olympique (11-12) | 27-27 | Won 2 |
| » W: Charlie Lea (10-2) L: Dennis Eckersley (4-6) | Fifth | 3½ out |
| Friday, June 8 |
| » Lost to Mets (27-23), 4-1 | Stade Olympique (11-13) | 27-28 | |
| » W: Ed Lynch (6-1) L: Steve Rogers (2-5) S: Doug Sisk (6) | Fourth | 3½ out |
| Saturday, June 9 |
| » Lost to Mets (28-23), 5-3 | Stade Olympique (11-14) | 27-29 | Lost 2 |
| » W: Ron Darling (5-3) L: David Palmer (2-2) S: Jesse Orosco (10) | Fourth | 5 out |
| » Lost to Mets (29-23), 6-5 | Stade Olympique (11-15) | 27-30 | Lost 3 |
| » W: Mike Torrez (1-5) L: Andy McGaffigan (3-4) S: Jesse Orosco (11) | Fourth | 5 out |
| Sunday, June 10 |
| » Defeated Mets (29-24), 3-2 | Stade Olympique (12-15) | 28-30 | |
| » W: Dan Schatzeder (1-2) L: Walt Terrell (4-6) S: Jeff Reardon (9) | Fifth | 5 out |
| Monday, June 11 |
| » Defeated Cubs (32-25), 2-1 | Wrigley Field (1-0) | 29-30 | Won 2 |
| » W: Bob James (2-3) L: Lee Smith (3-4) | Fifth | 4 out |
| Tuesday, June 12 |
| » Lost to Cubs (33-25), 11-4 | Wrigley Field (1-1) | 29-31 | |
| » W: Dennis Eckersley (5-6) L: Charlie Lea (10-3) | Fifth | 5 out |
| Wednesday, June 13 |
| » Lost to Cubs (34-25), 7-4 | Wrigley Field (1-2) | 29-32 | Lost 2 |
| » W: Tim Stoddard (4-1) L: Gary Lucas (0-1) S: Lee Smith (12) | Fifth | 6 out |
| Thursday, June 14 |
| » Lost to Pirates (24-35), 3-2 | Stade Olympique (12-16) | 29-33 | Lost 3 |
| » W: Kent Tekulve (2-5) L: Gary Lucas (0-2) | Fifth | 6 out |
| Friday, June 15 |
| » Defeated Pirates (24-36), 1-0 | Stade Olympique (13-16) | 30-33 | |
| » W: Dan Schatzeder (2-2) L: Jose DeLeon (3-4) S: Bob James (1) | Fourth | 5½ out |
| Saturday, June 16 |
| » Defeated Pirates (24-37), 3-2 | Stade Olympique (14-16) | 31-33 | Won 2 |
| » W: Jeff Reardon (3-1) L: Kent Tekulve (2-6) | Fifth | 5½ out |
| Sunday, June 17 |
| » Defeated Pirates (24-38), 5-3 | Stade Olympique (15-16) | 32-33 | Won 3 |
| » W: Charlie Lea (11-3) L: Larry McWilliams (3-5) S: Jeff Reardon (10) | Fifth | 5 out |
| Tuesday, June 19 |
| » Defeated Cardinals (33-35), 6-3 | Stade Olympique (16-16) | 33-33 | Won 4 |
| » W: Steve Rogers (3-5) L: Ken Dayley (0-4) S: Bob James (2) | Fourth | 5 out |
| » Major-league debuts: Mark Salas (Cardinals) |
| Wednesday, June 20 |
| » Lost to Cardinals (34-35), 2-0 | Stade Olympique (16-17) | 33-34 | |
| » W: Joaquin Andujar (11-6) L: Jeff Reardon (3-2) | Fourth | 5 out |
| Friday, June 22 |
| » Defeated Mets (36-28), 2-1 | Shea Stadium (2-2) | 34-34 | |
| » W: Bill Gullickson (3-5) L: Dwight Gooden (6-4) S: Gary Lucas (5) | Fourth | 4 out |
| Saturday, June 23 |
| » Lost to Mets (37-28), 2-0 | Shea Stadium (2-3) | 34-35 | |
| » W: Bruce Berenyi (4-8) L: Charlie Lea (11-4) S: Doug Sisk (10) | Fourth | 5 out |
| Sunday, June 24 |
| » Defeated Mets (37-29), 5-3 | Shea Stadium (3-3) | 35-35 | |
| » W: Bryn Smith (6-5) L: Ed Lynch (7-3) S: Gary Lucas (6) | Fourth | 4 out |
| Monday, June 25 |
| » Lost to Cardinals (35-38), 5-4 | Busch Stadium II (3-1) | 35-36 | |
| » W: Joaquin Andujar (12-6) L: Steve Rogers (3-6) S: Bruce Sutter (17) | Fourth | 5 out |
| Tuesday, June 26 |
| » Lost to Cardinals (36-38), 6-3 | Busch Stadium II (3-2) | 35-37 | Lost 2 |
| » W: John Stuper (3-5) L: David Palmer (2-3) S: Bruce Sutter (18) | Fourth | 5 out |
| Wednesday, June 27 |
| » Defeated Cardinals (36-39), 4-2 | Busch Stadium II (4-2) | 36-37 | |
| » W: Bill Gullickson (4-5) L: Ralph Citarella (0-1) S: Jeff Reardon (11) | Fourth | 5 out |
| Friday, June 29 |
| » Defeated Reds (35-42), 7-3 | Riverfront Stadium (2-2) | 37-37 | Won 2 |
| » W: Charlie Lea (12-4) L: Bill Scherrer (1-1) | Fourth | 4½ out |
| Saturday, June 30 |
| » Lost to Reds (36-42), 4-1 | Riverfront Stadium (2-3) | 37-38 | |
| » W: Mario Soto (9-1) L: Bryn Smith (6-6) | Third | 4½ out |
| Sunday, July 1 |
| » Lost to Reds (37-42), 4-1 | Riverfront Stadium (2-4) | 37-39 | Lost 2 |
| » W: Jeff Russell (4-8) L: Steve Rogers (3-7) | Fourth | 5½ out |
| Monday, July 2 |
| » Defeated Braves (43-38), 5-4 | Atlanta-Fulton County Stadium (3-1) | 38-39 | |
| » W: David Palmer (3-3) L: Pascual Perez (8-3) S: Jeff Reardon (12) | Third | 4½ out |
| Tuesday, July 3 |
| » Lost to Braves (44-38), 5-3 | Atlanta-Fulton County Stadium (3-2) | 38-40 | |
| » W: Craig McMurtry (7-8) L: Bill Gullickson (4-6) S: Donnie Moore (8) | Fourth | 5½ out |
| Wednesday, July 4 |
| » Defeated Braves (44-39), 7-4 | Atlanta-Fulton County Stadium (4-2) | 39-40 | |
| » W: Charlie Lea (13-4) L: Steve Bedrosian (5-6) | Fourth | 5½ out |
| Thursday, July 5 |
| » Lost to Astros (40-43), 2-1 | Stade Olympique (16-18) | 39-41 | |
| » W: Mike LaCoss (4-0) L: Bryn Smith (6-7) S: Bill Dawley (1) | Fifth | 6½ out |
| Friday, July 6 |
| » Lost to Astros (41-43), 8-2 | Stade Olympique (16-19) | 39-42 | Lost 2 |
| » W: Joe Niekro (9-7) L: Steve Rogers (3-8) | Fourth | 7 out |
| » Defeated Astros (41-44), 7-5 | Stade Olympique (17-19) | 40-42 | |
| » W: Dan Schatzeder (3-2) L: Vern Ruhle (1-6) S: Bob James (3) | Fourth | 7 out |
| Saturday, July 7 |
| » Lost to Astros (42-44), 3-2 | Stade Olympique (17-20) | 40-43 | |
| » W: Frank DiPino (2-5) L: Bob James (2-4) | Fourth | 7½ out |
| Sunday, July 8 |
| » Defeated Astros (42-45), 8-5 | Stade Olympique (18-20) | 41-43 | |
| » W: Bill Gullickson (5-6) L: Nolan Ryan (7-4) S: Gary Lucas (7) | Fourth | 7½ out |
| Thursday, July 12 |
| » Defeated Reds (39-49), 3-1 | Stade Olympique (19-20) | 42-43 | Won 2 |
| » W: Bryn Smith (7-7) L: Joe Price (3-6) S: Jeff Reardon (13) | Fourth | 7½ out |
| Friday, July 13 |
| » Defeated Reds (39-50), 7-2 | Stade Olympique (20-20) | 43-43 | Won 3 |
| » W: Bill Gullickson (6-6) L: Jeff Russell (4-10) S: Bob James (4) | Fourth | 7½ out |
| Saturday, July 14 |
| » Defeated Reds (39-51), 6-2 | Stade Olympique (21-20) | 44-43 | Won 4 |
| » W: Charlie Lea (14-4) L: Mario Soto (9-3) | Fourth | 7½ out |
| Sunday, July 15 |
| » Lost to Reds (40-51), 3-2 | Stade Olympique (21-21) | 44-44 | |
| » W: Jay Tibbs (1-0) L: Steve Rogers (3-9) S: Ted Power (4) | Fourth | 7½ out |
| » Major-league debuts: Jay Tibbs (Reds) |
| Monday, July 16 |
| » Defeated Braves (47-45), 3-1 | Stade Olympique (22-21) | 45-44 | |
| » W: Dan Schatzeder (4-2) L: Rick Camp (4-2) S: Bob James (5) | Fourth | 7½ out |
| Tuesday, July 17 |
| » Defeated Braves (47-46), 2-0 | Stade Olympique (23-21) | 46-44 | Won 2 |
| » W: Bryn Smith (8-7) L: Rick Mahler (6-5) | Fourth | 6½ out |
| Wednesday, July 18 |
| » Lost to Braves (48-46), 3-2 | Stade Olympique (23-22) | 46-45 | |
| » W: Steve Bedrosian (6-6) L: Bill Gullickson (6-7) | Fourth | 7½ out |
| Thursday, July 19 |
| » Lost to Astros (45-50), 3-2 | Astrodome (1-2) | 46-46 | Lost 2 |
| » W: Mike LaCoss (5-0) L: Gary Lucas (0-3) | Fourth | 7½ out |
| Friday, July 20 |
| » Lost to Astros (46-50), 8-4 | Astrodome (1-3) | 46-47 | Lost 3 |
| » W: Bob Knepper (9-8) L: Steve Rogers (3-10) S: Bill Dawley (2) | Fourth | 8½ out |
| Saturday, July 21 |
| » Defeated Astros (46-51), 4-2 | Astrodome (2-3) | 47-47 | |
| » W: David Palmer (4-3) L: Mike Scott (4-8) S: Bob James (6) | Fourth | 8½ out |
| Sunday, July 22 |
| » Lost to Astros (47-51), 6-1 | Astrodome (2-4) | 47-48 | |
| » W: Joe Niekro (10-8) L: Bryn Smith (8-8) | Fourth | 9½ out |
| Tuesday, July 24 |
| » Lost to Pirates (43-56), 12-5 | Stade Olympique (23-23) | 47-49 | Lost 2 |
| » W: Rod Scurry (3-5) L: Jeff Reardon (3-3) | Fourth | 11 out |
| Wednesday, July 25 |
| » Lost to Pirates (44-56), 3-1 | Stade Olympique (23-24) | 47-50 | Lost 3 |
| » W: Rick Rhoden (9-7) L: Charlie Lea (14-5) S: Don Robinson (6) | Fourth | 12 out |
| Thursday, July 26 |
| » Defeated Pirates (44-57), 5-4 | Stade Olympique (24-24) | 48-50 | |
| » W: Bob James (3-4) L: Don Robinson (0-4) S: Jeff Reardon (14) | Fourth | 11½ out |
| Friday, July 27 |
| » Defeated Phillies (54-45), 6-1 | Veteran's Stadium (3-1) | 49-50 | Won 2 |
| » W: David Palmer (5-3) L: Steve Carlton (9-5) S: Bob James (7) | Fourth | 11½ out |
| » Major-league debuts: Rene Gonzales (Expos) |
| Saturday, July 28 |
| » Defeated Phillies (54-46), 4-1 | Veteran's Stadium (4-1) | 50-50 | Won 3 |
| » W: Bryn Smith (9-8) L: Shane Rawley (5-6) | Fourth | 10½ out |
| Sunday, July 29 |
| » Lost to Phillies (55-46), 6-4 | Veteran's Stadium (4-2) | 50-51 | |
| » W: Kevin Gross (6-5) L: Jeff Reardon (3-4) | Fourth | 10 out |
| Monday, July 30 |
| » Defeated Pirates (44-61), 3-1 | Three Rivers Stadium (2-3) | 51-51 | |
| » W: Bob James (4-4) L: Rick Rhoden (9-8) | Fourth | 9 out |
| Tuesday, July 31 |
| » Lost to Pirates (45-61), 5-3 | Three Rivers Stadium (2-4) | 51-52 | |
| » W: John Tudor (6-8) L: Steve Rogers (3-11) S: Don Robinson (7) | Fourth | 9 out |
| Wednesday, August 1 |
| » Lost to Pirates (46-61), 4-0 | Three Rivers Stadium (2-5) | 51-53 | Lost 2 |
| » W: Larry McWilliams (6-8) L: Charlie Lea (14-6) | Fifth | 9½ out |
| Thursday, August 2 |
| » Lost to Cubs (62-44), 3-2 | Wrigley Field (1-3) | 51-54 | Lost 3 |
| » W: Rick Sutcliffe (12-6) L: Bryn Smith (9-9) S: Lee Smith (23) | Fifth | 10½ out |
| Friday, August 3 |
| » Defeated Cubs (62-45), 6-5 | Wrigley Field (2-3) | 52-54 | |
| » W: Jeff Reardon (4-4) L: Tim Stoddard (7-4) | Fifth | 9½ out |
| Saturday, August 4 |
| » Lost to Cubs (63-45), 4-1 | Wrigley Field (2-4) | 52-55 | |
| » W: Dennis Eckersley (10-10) L: Dan Schatzeder (4-3) S: George Frazier (2) | Fifth | 10½ out |
| Sunday, August 5 |
| » Lost to Cubs (64-45), 4-3 | Wrigley Field (2-5) | 52-56 | Lost 2 |
| » W: Rick Reuschel (5-5) L: Rick Grapenthin (0-1) S: Lee Smith (24) | Fifth | 11½ out |
| Monday, August 6 |
| » Lost to Phillies (59-50), 4-1 | Stade Olympique (24-25) | 52-57 | Lost 3 |
| » W: Steve Carlton (10-5) L: Charlie Lea (14-7) | Fifth | 12½ out |
| Tuesday, August 7 |
| » Lost to Phillies (60-50), 6-2 | Stade Olympique (24-26) | 52-58 | Lost 4 |
| » W: Shane Rawley (7-6) L: Bryn Smith (9-10) S: Al Holland (25) | Fifth | 13½ out |
| » Defeated Phillies (60-51), 3-2 | Stade Olympique (25-26) | 53-58 | |
| » W: Jeff Reardon (5-4) L: Bill Campbell (4-4) | Fifth | 13½ out |
| » Major-league debuts: Joe Hesketh (Expos) |
| Wednesday, August 8 |
| » Defeated Phillies (60-52), 3-1 | Stade Olympique (26-26) | 54-58 | Won 2 |
| » W: Bill Gullickson (7-7) L: Jerry Koosman (12-9) S: Jeff Reardon (15) | Fifth | 13½ out |
| Thursday, August 9 |
| » Defeated Cubs (68-46), 1-0 | Stade Olympique (27-26) | 55-58 | Won 3 |
| » W: Dan Schatzeder (5-3) L: George Frazier (5-3) | Fifth | 12½ out |
| Friday, August 10 |
| » Defeated Cubs (68-47), 4-2 | Stade Olympique (28-26) | 56-58 | Won 4 |
| » W: Bob James (5-4) L: Tim Stoddard (8-5) | Fifth | 11½ out |
| Saturday, August 11 |
| » Lost to Cubs (69-47), 2-1 | Stade Olympique (28-27) | 56-59 | |
| » W: Lee Smith (8-4) L: Charlie Lea (14-8) | Fifth | 12½ out |
| Sunday, August 12 |
| » Lost to Cubs (70-47), 7-3 | Stade Olympique (28-28) | 56-60 | Lost 2 |
| » W: Rick Sutcliffe (14-6) L: Steve Rogers (3-12) | Fifth | 13½ out |
| Tuesday, August 14 |
| » Defeated Giants (45-70), 7-6 | Candlestick Park (2-2) | 57-60 | |
| » W: Bill Gullickson (8-7) L: Mark Davis (3-14) S: Jeff Reardon (16) | Fifth | 12 out |
| Wednesday, August 15 |
| » Defeated Giants (45-71), 8-3 | Candlestick Park (3-2) | 58-60 | Won 2 |
| » W: Dan Schatzeder (6-3) L: Mark Calvert (2-3) | Fifth | 11 out |
| Thursday, August 16 |
| » Defeated Giants (45-72), 11-3 | Candlestick Park (4-2) | 59-60 | Won 3 |
| » W: Charlie Lea (15-8) L: Bob Lacey (0-2) | Fourth | 10½ out |
| Friday, August 17 |
| » Defeated Padres (71-50), 8-4 | San Diego/Jack Murphy Stadium (4-1) | 60-60 | Won 4 |
| » W: Steve Rogers (4-12) L: Mark Thurmond (10-6) S: Jeff Reardon (17) | Fourth | 9½ out |
| Sunday, August 19 |
| » Defeated Padres (71-51), 3-0 | San Diego/Jack Murphy Stadium (5-1) | 61-60 | Won 5 |
| » W: Joe Hesketh (1-0) L: Ed Whitson (12-7) S: Jeff Reardon (18) | Fourth | 10 out |
| Monday, August 20 |
| » Defeated Dodgers (61-64), 3-1 | Dodger Stadium (2-2) | 62-60 | Won 6 |
| » W: Bill Gullickson (9-7) L: Orel Hershiser (8-6) S: Gary Lucas (8) | Fourth | 10 out |
| Tuesday, August 21 |
| » Lost to Dodgers (62-64), 4-3 | Dodger Stadium (2-3) | 62-61 | |
| » W: Fernando Valenzuela (10-14) L: Dan Schatzeder (6-4) | Fourth | 11 out |
| Wednesday, August 22 |
| » Defeated Dodgers (62-65), 5-3 | Dodger Stadium (3-3) | 63-61 | |
| » W: Bob James (6-4) L: Ken Howell (2-4) S: Rick Grapenthin (1) | Fourth | 10 out |
| Friday, August 24 |
| » Defeated Padres (73-53), 4-1 | Stade Olympique (29-28) | 64-61 | Won 2 |
| » W: Steve Rogers (5-12) L: Mark Thurmond (10-7) S: Jeff Reardon (19) | Fourth | 10½ out |
| » Lost to Padres (74-53), 5-4 | Stade Olympique (29-29) | 64-62 | |
| » W: Rich Gossage (8-4) L: Jeff Reardon (5-5) S: Greg Harris (3) | Fourth | 10½ out |
| Saturday, August 25 |
| » Lost to Padres (75-53), 4-3 | Stade Olympique (29-30) | 64-63 | Lost 2 |
| » W: Greg Harris (1-2) L: Jeff Reardon (5-6) S: Rich Gossage (25) | Fourth | 10½ out |
| Sunday, August 26 |
| » Lost to Padres (76-53), 2-1 | Stade Olympique (29-31) | 64-64 | Lost 3 |
| » W: Eric Show (14-7) L: Dan Schatzeder (6-5) | Fourth | 11½ out |
| Monday, August 27 |
| » Lost to Giants (52-77), 5-4 | Stade Olympique (29-32) | 64-65 | Lost 4 |
| » W: Frank Williams (9-2) L: Jeff Reardon (5-7) | Fourth | 12 out |
| Tuesday, August 28 |
| » Lost to Giants (53-77), 3-2 | Stade Olympique (29-33) | 64-66 | Lost 5 |
| » W: Jeff Robinson (7-13) L: Bryn Smith (9-11) S: Greg Minton (15) | Fifth | 13½ out |
| Wednesday, August 29 |
| » Lost to Giants (54-77), 4-3 | Stade Olympique (29-34) | 64-67 | Lost 6 |
| » W: Greg Minton (2-8) L: Rick Grapenthin (0-2) | Fifth | 14½ out |
| Thursday, August 30 |
| » Defeated Dodgers (63-71), 5-2 | Stade Olympique (30-34) | 65-67 | |
| » Manager: Jim Fanning |
| » W: Bill Gullickson (10-7) L: Bob Welch (11-13) | Fifth | 14½ out |
| Friday, August 31 |
| » Defeated Dodgers (63-72), 5-2 | Stade Olympique (31-34) | 66-67 | Won 2 |
| » W: Dan Schatzeder (7-5) L: Orel Hershiser (8-7) S: Jeff Reardon (20) | Fifth | 13½ out |
| Saturday, September 1 |
| » Lost to Dodgers (64-72), 4-3 | Stade Olympique (31-35) | 66-68 | |
| » W: Fernando Valenzuela (11-15) L: Charlie Lea (15-9) S: Ken Howell (5) | Fifth | 14½ out |
| Sunday, September 2 |
| » Defeated Dodgers (64-73), 4-0 | Stade Olympique (32-35) | 67-68 | |
| » W: Bryn Smith (10-11) L: Rick Honeycutt (10-9) S: Bob James (8) | Fifth | 14½ out |
| Monday, September 3 |
| » Lost to Pirates (59-78), 3-0 | Stade Olympique (32-36) | 67-69 | |
| » W: Larry McWilliams (9-9) L: Steve Rogers (5-13) S: Kent Tekulve (11) | Fifth | 15½ out |
| Tuesday, September 4 |
| » Lost to Pirates (60-78), 5-3 | Stade Olympique (32-37) | 67-70 | Lost 2 |
| » W: Rod Scurry (4-6) L: Bob James (6-5) S: Kent Tekulve (12) | Fifth | 16½ out |
| Wednesday, September 5 |
| » Defeated Cubs (84-55), 3-1 | Stade Olympique (33-37) | 68-70 | |
| » W: David Palmer (6-3) L: Steve Trout (12-6) S: Rick Grapenthin (2) | Fifth | 15½ out |
| Thursday, September 6 |
| » Lost to Cubs (85-55), 4-1 | Stade Olympique (33-38) | 68-71 | |
| » W: George Frazier (8-4) L: Charlie Lea (15-10) S: Lee Smith (30) | Fifth | 16½ out |
| Friday, September 7 |
| » Defeated Phillies (73-67), 7-1 | Stade Olympique (34-38) | 69-71 | |
| » W: Bryn Smith (11-11) L: Shane Rawley (10-7) | Fifth | 15½ out |
| Saturday, September 8 |
| » Defeated Phillies (73-68), 4-0 | Stade Olympique (35-38) | 70-71 | Won 2 |
| » W: Steve Rogers (6-13) L: John Denny (6-6) | Fifth | 15½ out |
| Sunday, September 9 |
| » Lost to Phillies (74-68), 6-5 | Stade Olympique (35-39) | 70-72 | |
| » W: Larry Andersen (3-3) L: Joe Hesketh (1-1) S: Kevin Gross (1) | Fifth | 15½ out |
| » Major-league debuts: Mike LaValliere (Phillies) |
| Monday, September 10 |
| » Defeated Pirates (62-82), 8-5 | Three Rivers Stadium (3-5) | 71-72 | |
| » W: Rick Grapenthin (1-2) L: Lee Tunnell (1-5) S: Joe Hesketh (1) | Fifth | 15½ out |
| Tuesday, September 11 |
| » Lost to Pirates (63-82), 5-1 | Three Rivers Stadium (3-6) | 71-73 | |
| » W: Rick Rhoden (13-9) L: Greg Bargar (0-1) | Fifth | 15½ out |
| Wednesday, September 12 |
| » Lost to Cubs (88-58), 11-5 | Wrigley Field (2-6) | 71-74 | Lost 2 |
| » W: Tim Stoddard (10-5) L: Bryn Smith (11-12) | Fifth | 16½ out |
| Friday, September 14 |
| » Lost to Phillies (79-69), 9-5 | Veteran's Stadium (4-3) | 71-75 | Lost 3 |
| » W: Steve Carlton (12-7) L: Steve Rogers (6-14) | Fifth | 17½ out |
| Saturday, September 15 |
| » Defeated Phillies (79-70), 4-3 | Veteran's Stadium (5-3) | 72-75 | |
| » W: Bill Gullickson (11-7) L: Jerry Koosman (14-13) S: Bob James (9) | Fifth | 17½ out |
| Sunday, September 16 |
| » Defeated Phillies (79-71), 8-4 | Veteran's Stadium (6-3) | 73-75 | Won 2 |
| » W: Jeff Reardon (6-7) L: Renie Martin (1-3) S: Bob James (10) | Fifth | 16½ out |
| Tuesday, September 18 |
| » Defeated Cardinals (78-72), 7-4 | Busch Stadium II (5-2) | 74-75 | Won 3 |
| » W: Bryn Smith (12-12) L: Joaquin Andujar (19-13) S: Jeff Reardon (21) | Fifth | 15½ out |
| Wednesday, September 19 |
| » Lost to Cardinals (79-72), 1-0 | Busch Stadium II (5-3) | 74-76 | |
| » W: Danny Cox (9-10) L: Steve Rogers (6-15) | Fifth | 15½ out |
| Thursday, September 20 |
| » Lost to Cardinals (80-72), 3-2 | Busch Stadium II (5-4) | 74-77 | Lost 2 |
| » W: Dave LaPoint (12-10) L: Bill Gullickson (11-8) S: Bruce Sutter (43) | Fifth | 15½ out |
| Friday, September 21 |
| » Lost to Mets (84-70), 6-2 | Shea Stadium (3-4) | 74-78 | Lost 3 |
| » W: Sid Fernandez (5-6) L: Dan Schatzeder (7-6) | Fifth | 15½ out |
| Saturday, September 22 |
| » Lost to Mets (85-70), 4-2 | Shea Stadium (3-5) | 74-79 | Lost 4 |
| » W: Tom Gorman (6-0) L: Bob James (6-6) S: Jesse Orosco (31) | Fifth | 16 out |
| Sunday, September 23 |
| » Lost to Mets (86-70), 6-1 | Shea Stadium (3-6) | 74-80 | Lost 5 |
| » W: Dwight Gooden (17-9) L: Joe Hesketh (1-2) | |