| Saturday, January 28 |
| Former Phillie Ray Harrell dies in Alexandria, LA at the age of 72. |
| Monday, February 20 |
| Former Phillie Dale Matthewson dies in Blairsville, GA at the age of 61. |
| Friday, March 30 |
| Former Phillie Hugh Poland dies in Guthrie, KY at the age of 72. |
| Tuesday, April 3 |
| » Defeated Braves (0-1), 5-0 | Atlanta-Fulton County Stadium (1-0) | 1-0 | |
| » W: Steve Carlton (1-0) L: Len Barker (0-1) | First | -- |
| Wednesday, April 4 |
| » Lost to Braves (1-1), 4-0 | Atlanta-Fulton County Stadium (1-1) | 1-1 | |
| » W: Craig McMurtry (1-0) L: John Denny (0-1) S: Steve Bedrosian (1) | Second | ½ out |
| Thursday, April 5 |
| » Major-league debuts: Ron Romanick (Angels) |
| Friday, April 6 |
| » Defeated Reds (1-2), 8-4 | Riverfront Stadium (1-0) | 2-1 | |
| » W: Charles Hudson (1-0) L: Joe Price (0-1) | First | -- |
| » Major-league debuts: Mike Smith (Reds) |
| Saturday, April 7 |
| » Defeated Reds (1-3), 9-1 | Riverfront Stadium (2-0) | 3-1 | Won 2 |
| » W: Jerry Koosman (1-0) L: Frank Pastore (0-1) | First | -- |
| Sunday, April 8 |
| » Lost to Reds (2-3), 8-7 | Riverfront Stadium (2-1) | 3-2 | |
| » W: Mike Smith (1-0) L: Larry Andersen (0-1) | Second | 1 out |
| Tuesday, April 10 |
| » Defeated Astros (1-5), 3-1 | Veteran's Stadium (1-0) | 4-2 | |
| » W: John Denny (1-1) L: Nolan Ryan (1-1) S: Al Holland (1) | Second | 1 out |
| Wednesday, April 11 |
| » Defeated Astros (1-6), 7-6 | Veteran's Stadium (2-0) | 5-2 | Won 2 |
| » W: Bill Campbell (1-0) L: Bill Dawley (0-1) | Second | 1 out |
| Friday, April 13 |
| » Lost to Expos (5-4), 5-1 | Stade Olympique (0-1) | 5-3 | |
| » W: Charlie Lea (2-1) L: Jerry Koosman (1-1) S: Gary Lucas (2) | Second | 1 out |
| Saturday, April 14 |
| » Defeated Expos (5-5), 4-3 | Stade Olympique (1-1) | 6-3 | |
| » W: Larry Andersen (1-1) L: Dan Schatzeder (0-1) S: Al Holland (2) | First | -- |
| Tuesday, April 17 |
| » Defeated Pirates (3-8), 4-1 | Three Rivers Stadium (1-0) | 7-3 | Won 2 |
| » W: Charles Hudson (2-0) L: John Tudor (1-1) S: Al Holland (3) | First | -- |
| Wednesday, April 18 |
| » Lost to Pirates (4-8), 6-3 | Three Rivers Stadium (1-1) | 7-4 | |
| » W: John Candelaria (2-1) L: Jerry Koosman (1-2) S: Don Robinson (2) | First | -- |
| Friday, April 20 |
| » Lost to Mets (9-4), 3-1 | Veteran's Stadium (2-1) | 7-5 | Lost 2 |
| » W: Doug Sisk (1-0) L: Al Holland (0-1) S: Jesse Orosco (3) | Third | 1½ out |
| Saturday, April 21 |
| » Defeated Mets (9-5), 12-2 | Veteran's Stadium (3-1) | 8-5 | |
| » W: John Denny (2-1) L: Mike Torrez (0-2) | Second | ½ out |
| Sunday, April 22 |
| » Defeated Mets (9-6), 12-5 | Veteran's Stadium (4-1) | 9-5 | Won 2 |
| » W: Charles Hudson (3-0) L: Ron Darling (1-2) | First | -- |
| Tuesday, April 24 |
| » Lost to Pirates (6-9), 3-2 | Veteran's Stadium (4-2) | 9-6 | |
| » W: John Candelaria (3-1) L: Jerry Koosman (1-3) S: Kent Tekulve (1) | Second | ½ out |
| Wednesday, April 25 |
| » Defeated Pirates (6-10), 8-7 | Veteran's Stadium (5-2) | 10-6 | |
| » W: Tug McGraw (1-0) L: Lee Tunnell (0-1) S: Al Holland (4) | First | -- |
| Friday, April 27 |
| » Defeated Mets (10-8), 8-3 | Shea Stadium (1-0) | 11-6 | Won 2 |
| » W: Bill Campbell (2-0) L: Doug Sisk (1-1) | First | -- |
| Saturday, April 28 |
| » Lost to Mets (11-8), 4-3 | Shea Stadium (1-1) | 11-7 | |
| » W: Ed Lynch (2-0) L: Al Holland (0-2) | First | -- |
| Sunday, April 29 |
| » Lost to Mets (12-8), 6-2 | Shea Stadium (1-2) | 11-8 | Lost 2 |
| » W: Walt Terrell (3-1) L: Jerry Koosman (1-4) S: Jesse Orosco (4) | Second | ½ out |
| Monday, April 30 |
| » Lost to Expos (12-10), 5-2 | Veteran's Stadium (5-3) | 11-9 | Lost 3 |
| » W: Andy McGaffigan (1-0) L: Steve Carlton (1-1) | Second | 1 out |
| Tuesday, May 1 |
| » Defeated Expos (12-11), 7-4 | Veteran's Stadium (6-3) | 12-9 | |
| » W: Kevin Gross (1-0) L: Bob James (0-2) S: Al Holland (5) | Second | 1 out |
| Wednesday, May 2 |
| » Lost to Expos (13-11), 3-2 | Veteran's Stadium (6-4) | 12-10 | |
| » W: Bob James (1-2) L: John Denny (2-2) S: Gary Lucas (4) | Second | 2 out |
| Friday, May 4 |
| » Lost to Reds (13-13), 9-5 | Veteran's Stadium (6-5) | 12-11 | Lost 2 |
| » W: Frank Pastore (1-2) L: Charles Hudson (3-1) | Fourth | 3 out |
| Saturday, May 5 |
| » Defeated Reds (13-14), 11-2 | Veteran's Stadium (7-5) | 13-11 | |
| » W: Jerry Koosman (2-4) L: Bruce Berenyi (1-4) | Fourth | 2 out |
| Sunday, May 6 |
| » Lost to Reds (14-14), 5-3 | Veteran's Stadium (7-6) | 13-12 | |
| » W: John Franco (2-0) L: Steve Carlton (1-2) S: Tom Hume (3) | Third | 2 out |
| Monday, May 7 |
| » Lost to Braves (13-14), 8-6 | Veteran's Stadium (7-7) | 13-13 | Lost 2 |
| » W: Pascual Perez (1-0) L: Marty Bystrom (0-1) S: Gene Garber (2) | Third | 2 out |
| Tuesday, May 8 |
| » Lost to Braves (14-14), 8-2 | Veteran's Stadium (7-8) | 13-14 | Lost 3 |
| » W: Pete Falcone (2-3) L: John Denny (2-3) | Fourth | 3 out |
| Wednesday, May 9 |
| » Lost to Astros (11-18), 7-1 | Astrodome (0-1) | 13-15 | Lost 4 |
| » W: Bob Knepper (3-4) L: Charles Hudson (3-2) | Fourth | 4 out |
| Thursday, May 10 |
| » Lost to Astros (12-18), 4-2 | Astrodome (0-2) | 13-16 | Lost 5 |
| » W: Mike Scott (2-1) L: Jerry Koosman (2-5) S: Frank DiPino (4) | Fifth | 4 out |
| Friday, May 11 |
| » Defeated Padres (18-13), 6-4 | San Diego/Jack Murphy Stadium (1-0) | 14-16 | |
| » W: Al Holland (1-2) L: Dave Dravecky (1-2) | Fourth | 3½ out |
| Saturday, May 12 |
| » Defeated Padres (18-14), 3-2 | San Diego/Jack Murphy Stadium (2-0) | 15-16 | Won 2 |
| » W: Bill Campbell (3-0) L: Andy Hawkins (3-1) S: Al Holland (6) | Fourth | 3½ out |
| Sunday, May 13 |
| » Defeated Padres (18-15), 8-3 | San Diego/Jack Murphy Stadium (3-0) | 16-16 | Won 3 |
| » W: John Denny (3-3) L: Ed Whitson (2-3) | Third | 2½ out |
| Monday, May 14 |
| » Defeated Dodgers (22-16), 3-2 | Dodger Stadium (1-0) | 17-16 | Won 4 |
| » W: Charles Hudson (4-2) L: Jerry Reuss (2-2) S: Al Holland (7) | Third | 2 out |
| Tuesday, May 15 |
| » Defeated Dodgers (22-17), 12-1 | Dodger Stadium (2-0) | 18-16 | Won 5 |
| » W: Jerry Koosman (3-5) L: Bob Welch (3-4) | Third | 2 out |
| Wednesday, May 16 |
| » Defeated Dodgers (22-18), 7-2 | Dodger Stadium (3-0) | 19-16 | Won 6 |
| » W: Steve Carlton (2-2) L: Fernando Valenzuela (3-5) | Third | 1½ out |
| Friday, May 18 |
| » Defeated Giants (14-23), 1-0 | Candlestick Park (1-0) | 20-16 | Won 7 |
| » W: Marty Bystrom (1-1) L: Mike Krukow (2-5) S: Al Holland (8) | Third | 1 out |
| Saturday, May 19 |
| » Defeated Giants (14-24), 6-2 | Candlestick Park (2-0) | 21-16 | Won 8 |
| » W: John Denny (4-3) L: Renie Martin (1-1) S: Al Holland (9) | Second | 1 out |
| Sunday, May 20 |
| » Defeated Giants (14-25), 7-4 | Candlestick Park (3-0) | 22-16 | Won 9 |
| » W: Charles Hudson (5-2) L: Jeff Robinson (3-5) S: Larry Andersen (1) | Second | 1 out |
| Tuesday, May 22 |
| » Defeated Dodgers (24-20), 3-1 | Veteran's Stadium (8-8) | 23-16 | Won 10 |
| » W: Jerry Koosman (4-5) L: Bob Welch (3-5) S: Al Holland (10) | Second | ½ out |
| Wednesday, May 23 |
| » Lost to Dodgers (25-20), 1-0 | Veteran's Stadium (8-9) | 23-17 | |
| » W: Fernando Valenzuela (4-5) L: Steve Carlton (2-3) | Second | 1½ out |
| Thursday, May 24 |
| » Defeated Dodgers (25-21), 4-3 | Veteran's Stadium (9-9) | 24-17 | |
| » W: Al Holland (2-2) L: Pat Zachry (2-1) | Second | 2 out |
| Friday, May 25 |
| » Lost to Padres (23-20), 7-3 | Veteran's Stadium (9-10) | 24-18 | |
| » W: Ed Whitson (4-3) L: Charles Hudson (5-3) | Second | 2 out |
| Saturday, May 26 |
| » Defeated Padres (23-21), 7-2 | Veteran's Stadium (10-10) | 25-18 | |
| » W: Marty Bystrom (2-1) L: Mark Thurmond (3-3) | Second | 1 out |
| Sunday, May 27 |
| » Lost to Padres (24-21), 4-0 | Veteran's Stadium (10-11) | 25-19 | |
| » W: Tim Lollar (3-4) L: Jerry Koosman (4-6) S: Craig Lefferts (2) | Second | 1 out |
| Wednesday, May 30 |
| » Defeated Giants (16-29), 3-2 | Veteran's Stadium (11-11) | 26-19 | |
| » W: Al Holland (3-2) L: Greg Minton (1-4) | Second | ½ out |
| Thursday, May 31 |
| » Defeated Cubs (27-20), 10-2 | Veteran's Stadium (12-11) | 27-19 | Won 2 |
| » W: Charles Hudson (6-3) L: Chuck Rainey (3-4) | First | -- |
| Friday, June 1 |
| » Lost to Cubs (28-20), 12-3 | Veteran's Stadium (12-12) | 27-20 | |
| » W: Rick Reuschel (3-1) L: Marty Bystrom (2-2) | Second | ½ out |
| Saturday, June 2 |
| » Defeated Cubs (28-21), 3-2 | Veteran's Stadium (13-12) | 28-20 | |
| » W: Al Holland (4-2) L: Lee Smith (3-3) | First | -- |
| Sunday, June 3 |
| » Lost to Cubs (29-21), 11-2 | Veteran's Stadium (13-13) | 28-21 | |
| » W: Steve Trout (7-3) L: Kevin Gross (1-1) S: Warren Brusstar (2) | Second | ½ out |
| Monday, June 4 |
| » Lost to Cardinals (27-28), 4-3 | Busch Stadium II (0-1) | 28-22 | Lost 2 |
| » W: Bruce Sutter (2-3) L: Al Holland (4-3) | Second | 1 out |
| Tuesday, June 5 |
| » Lost to Cardinals (28-28), 5-3 | Busch Stadium II (0-2) | 28-23 | Lost 3 |
| » W: Joaquin Andujar (10-4) L: Charles Hudson (6-4) S: Bruce Sutter (13) | Second | 2 out |
| Wednesday, June 6 |
| » Lost to Cardinals (29-28), 4-3 | Busch Stadium II (0-3) | 28-24 | Lost 4 |
| » W: Neil Allen (3-1) L: Bill Campbell (3-1) | Second | 2 out |
| Friday, June 8 |
| » Defeated Pirates (21-31), 5-4 | Veteran's Stadium (14-13) | 29-24 | |
| » W: Jerry Koosman (5-6) L: John Candelaria (5-5) S: Al Holland (11) | First | -- |
| » Defeated Pirates (21-32), 2-1 | Veteran's Stadium (15-13) | 30-24 | Won 2 |
| » W: Kevin Gross (2-1) L: Larry McWilliams (2-4) S: Al Holland (12) | First | -- |
| Saturday, June 9 |
| » Defeated Pirates (21-33), 6-5 | Veteran's Stadium (16-13) | 31-24 | Won 3 |
| » W: Steve Carlton (3-3) L: John Tudor (4-3) S: Al Holland (13) | First | -- |
| Sunday, June 10 |
| » Lost to Pirates (22-33), 12-6 | Veteran's Stadium (16-14) | 31-25 | |
| » W: Cecilio Guante (2-2) L: Jim Kern (0-1) | Second | 1 out |
| Monday, June 11 |
| » Lost to Cardinals (31-30), 6-4 | Veteran's Stadium (16-15) | 31-26 | Lost 2 |
| » W: Danny Cox (3-7) L: Marty Bystrom (2-3) S: Bruce Sutter (15) | Third | 1 out |
| Tuesday, June 12 |
| » Lost to Cardinals (32-30), 7-2 | Veteran's Stadium (16-16) | 31-27 | Lost 3 |
| » W: Ricky Horton (2-0) L: Kevin Gross (2-2) S: Neil Allen (3) | Third | 2 out |
| Wednesday, June 13 |
| » Defeated Cardinals (32-31), 4-1 | Veteran's Stadium (17-16) | 32-27 | |
| » W: Jerry Koosman (6-6) L: Dave LaPoint (6-7) | Third | 2 out |
| Thursday, June 14 |
| » Defeated Cubs (34-26), 11-2 | Wrigley Field (1-0) | 33-27 | Won 2 |
| » W: Steve Carlton (4-3) L: Rich Bordi (2-1) | Third | 1 out |
| Friday, June 15 |
| » Defeated Cubs (34-27), 5-2 | Wrigley Field (2-0) | 34-27 | Won 3 |
| » W: Charles Hudson (7-4) L: Chuck Rainey (5-5) S: Al Holland (14) | Second | 1½ out |
| Saturday, June 16 |
| » Defeated Cubs (34-28), 8-2 | Wrigley Field (3-0) | 35-27 | Won 4 |
| » W: Marty Bystrom (3-3) L: Rick Reuschel (3-3) | Second | 1½ out |
| Sunday, June 17 |
| » Defeated Cubs (34-29), 9-7 | Wrigley Field (4-0) | 36-27 | Won 5 |
| » W: Kevin Gross (3-2) L: Dennis Eckersley (5-7) S: Al Holland (15) | First | -- |
| Former Phillie Jim Hegan dies in Swampscott, MA at the age of 64. |
| Tuesday, June 19 |
| » Defeated Mets (34-27), 6-4 | Shea Stadium (2-2) | 37-27 | Won 6 |
| » W: Jerry Koosman (7-6) L: Ed Lynch (7-2) | First | -- |
| Wednesday, June 20 |
| » Lost to Mets (35-27), 7-4 | Shea Stadium (2-3) | 37-28 | |
| » W: Ron Darling (7-3) L: Steve Carlton (4-4) S: Doug Sisk (8) | First | -- |
| Thursday, June 21 |
| » Lost to Mets (36-27), 10-7 | Shea Stadium (2-4) | 37-29 | Lost 2 |
| » W: Jesse Orosco (5-2) L: Bill Campbell (3-2) S: Doug Sisk (9) | Second | 1½ out |
| Friday, June 22 |
| » Lost to Pirates (27-39), 10-3 | Three Rivers Stadium (1-2) | 37-30 | Lost 3 |
| » W: Larry McWilliams (4-5) L: Marty Bystrom (3-4) | Second | 2 out |
| » Lost to Pirates (28-39), 7-6 | Three Rivers Stadium (1-3) | 37-31 | Lost 4 |
| » W: Rod Scurry (1-3) L: Bill Campbell (3-3) | Second | 2 out |
| » Major-league debuts: John Russell (Phillies) |
| Saturday, June 23 |
| » Defeated Pirates (28-40), 7-5 | Three Rivers Stadium (2-3) | 38-31 | |
| » W: Jerry Koosman (8-6) L: John Candelaria (5-6) | Second | 2 out |
| Sunday, June 24 |
| » Defeated Pirates (28-41), 4-2 | Three Rivers Stadium (3-3) | 39-31 | Won 2 |
| » W: Steve Carlton (5-4) L: John Tudor (4-5) S: Al Holland (16) | Second | 2 out |
| Monday, June 25 |
| » Lost to Mets (38-29), 10-5 | Veteran's Stadium (17-17) | 39-32 | |
| » W: Ron Darling (8-3) L: Charles Hudson (7-5) | Second | 2 out |
| Tuesday, June 26 |
| » Defeated Mets (38-30), 3-0 | Veteran's Stadium (18-17) | 40-32 | |
| » W: Kevin Gross (4-2) L: Walt Terrell (5-7) S: Al Holland (17) | Second | 2 out |
| Wednesday, June 27 |
| » Defeated Mets (38-31), 5-1 | Veteran's Stadium (19-17) | 41-32 | Won 2 |
| » W: Marty Bystrom (4-4) L: Dwight Gooden (6-5) S: Larry Andersen (2) | First | -- |
| Thursday, June 28 |
| » Lost to Astros (36-40), 7-6 | Veteran's Stadium (19-18) | 41-33 | |
| » W: Bill Dawley (5-4) L: Al Holland (4-4) | First | -- |
| Friday, June 29 |
| » Defeated Astros (36-41), 7-2 | Veteran's Stadium (20-18) | 42-33 | |
| » W: Steve Carlton (6-4) L: Bob Knepper (7-8) | First | -- |
| Saturday, June 30 |
| » Lost to Astros (37-41), 7-0 | Veteran's Stadium (20-19) | 42-34 | |
| » W: Mike LaCoss (3-0) L: Charles Hudson (7-6) S: Dave Smith (3) | First | -- |
| Sunday, July 1 |
| » Lost to Astros (38-41), 13-1 | Veteran's Stadium (20-20) | 42-35 | Lost 2 |
| » W: Joe Niekro (8-7) L: Kevin Gross (4-3) | Third | 1 out |
| Monday, July 2 |
| » Defeated Reds (37-43), 4-0 | Veteran's Stadium (21-20) | 43-35 | |
| » W: Shane Rawley (3-3) L: Tom Hume (3-8) | Second | 2 out |
| Tuesday, July 3 |
| » Lost to Reds (38-43), 6-5 | Veteran's Stadium (21-21) | 43-36 | |
| » W: Charlie Puleo (1-1) L: Jerry Koosman (8-7) | Third | 2 out |
| Wednesday, July 4 |
| » Lost to Reds (39-43), 5-4 | Veteran's Stadium (21-22) | 43-37 | Lost 2 |
| » W: Ted Power (5-4) L: Al Holland (4-5) | Third | 2 out |
| Thursday, July 5 |
| » Defeated Braves (44-40), 1-0 | Veteran's Stadium (22-22) | 44-37 | |
| » W: Charles Hudson (8-6) L: Rick Mahler (6-4) | Third | 2 out |
| Friday, July 6 |
| » Lost to Braves (45-40), 5-0 | Veteran's Stadium (22-23) | 44-38 | |
| » W: Pascual Perez (9-3) L: Kevin Gross (4-4) | Third | 3 out |
| Saturday, July 7 |
| » Lost to Braves (46-40), 5-2 | Veteran's Stadium (22-24) | 44-39 | Lost 2 |
| » W: Rick Camp (4-1) L: Shane Rawley (3-4) S: Donnie Moore (9) | Third | 3½ out |
| Sunday, July 8 |
| » Defeated Braves (46-41), 7-0 | Veteran's Stadium (23-24) | 45-39 | |
| » W: Jerry Koosman (9-7) L: Craig McMurtry (7-9) | Third | 3½ out |
| Thursday, July 12 |
| » Defeated Astros (42-46), 5-3 | Astrodome (1-2) | 46-39 | Won 2 |
| » W: Steve Carlton (7-4) L: Joe Niekro (9-8) S: Al Holland (18) | Third | 3½ out |
| Friday, July 13 |
| » Defeated Astros (42-47), 7-3 | Astrodome (2-2) | 47-39 | Won 3 |
| » W: Shane Rawley (4-4) L: Nolan Ryan (7-5) S: Larry Andersen (3) | Third | 3½ out |
| Saturday, July 14 |
| » Defeated Astros (42-48), 4-3 | Astrodome (3-2) | 48-39 | Won 4 |
| » W: Jerry Koosman (10-7) L: Vern Ruhle (1-7) S: Al Holland (19) | Third | 3½ out |
| Sunday, July 15 |
| » Lost to Astros (43-48), 3-2 | Astrodome (3-3) | 48-40 | |
| » W: Frank DiPino (3-5) L: Don Carman (0-1) | Third | 3½ out |
| Monday, July 16 |
| » Defeated Reds (40-52), 7-2 | Riverfront Stadium (3-1) | 49-40 | |
| » W: Kevin Gross (5-4) L: Tom Hume (3-9) | Third | 3½ out |
| Tuesday, July 17 |
| » Defeated Reds (40-53), 4-3 | Riverfront Stadium (4-1) | 50-40 | Won 2 |
| » W: Steve Carlton (8-4) L: Joe Price (3-7) S: Al Holland (20) | Third | 2½ out |
| Wednesday, July 18 |
| » Defeated Reds (40-54), 7-5 | Riverfront Stadium (5-1) | 51-40 | Won 3 |
| » W: Shane Rawley (5-4) L: Jeff Russell (4-11) S: Al Holland (21) | Third | 2½ out |
| Thursday, July 19 |
| » Defeated Braves (48-47), 9-1 | Atlanta-Fulton County Stadium (2-1) | 52-40 | Won 4 |
| » W: Jerry Koosman (11-7) L: Craig McMurtry (7-11) | Third | 1½ out |
| Friday, July 20 |
| » Lost to Braves (49-47), 13-1 | Atlanta-Fulton County Stadium (2-2) | 52-41 | |
| » W: Len Barker (7-7) L: Charles Hudson (8-7) | Third | 2½ out |
| Saturday, July 21 |
| » Lost to Braves (50-47), 5-3 | Atlanta-Fulton County Stadium (2-3) | 52-42 | Lost 2 |
| » W: Rick Camp (5-2) L: Kevin Gross (5-5) S: Donnie Moore (10) | Third | 3½ out |
| Sunday, July 22 |
| » Defeated Braves (50-48), 6-2 | Atlanta-Fulton County Stadium (3-3) | 53-42 | |
| » W: Steve Carlton (9-4) L: Rick Mahler (6-6) | Third | 3½ out |
| Monday, July 23 |
| » Lost to Cubs (55-41), 3-2 | Veteran's Stadium (23-25) | 53-43 | |
| » W: Rick Sutcliffe (11-6) L: Shane Rawley (5-5) S: Lee Smith (21) | Third | 4½ out |
| Tuesday, July 24 |
| » Defeated Cubs (55-42), 3-2 | Veteran's Stadium (24-25) | 54-43 | |
| » W: Jerry Koosman (12-7) L: Tim Stoddard (7-2) S: Al Holland (22) | Third | 4½ out |
| Wednesday, July 25 |
| » Lost to Cubs (56-42), 9-4 | Veteran's Stadium (24-26) | 54-44 | |
| » W: Dennis Eckersley (8-10) L: Charles Hudson (8-8) | Third | 5½ out |
| Friday, July 27 |
| » Lost to Expos (49-50), 6-1 | Veteran's Stadium (24-27) | 54-45 | Lost 2 |
| » W: David Palmer (5-3) L: Steve Carlton (9-5) S: Bob James (7) | Third | 6½ out |
| » Major-league debuts: Rene Gonzales (Expos) |
| Saturday, July 28 |
| » Lost to Expos (50-50), 4-1 | Veteran's Stadium (24-28) | 54-46 | Lost 3 |
| » W: Bryn Smith (9-8) L: Shane Rawley (5-6) | Third | 6½ out |
| Sunday, July 29 |
| » Defeated Expos (50-51), 6-4 | Veteran's Stadium (25-28) | 55-46 | |
| » W: Kevin Gross (6-5) L: Jeff Reardon (3-4) | Third | 5 out |
| Monday, July 30 |
| » Lost to Cubs (60-43), 3-2 | Wrigley Field (4-1) | 55-47 | |
| » W: Dennis Eckersley (9-10) L: Charles Hudson (8-9) S: Lee Smith (22) | Third | 5 out |
| Tuesday, July 31 |
| » Defeated Cubs (60-44), 2-1 | Wrigley Field (5-1) | 56-47 | |
| » W: Al Holland (5-5) L: Tim Stoddard (7-3) S: Bill Campbell (1) | Third | 4 out |
| Wednesday, August 1 |
| » Lost to Cubs (61-44), 5-4 | Wrigley Field (5-2) | 56-48 | |
| » W: Lee Smith (6-4) L: Al Holland (5-6) | Third | 4½ out |
| Thursday, August 2 |
| » Defeated Cardinals (53-54), 3-2 | Busch Stadium II (1-3) | 57-48 | |
| » W: Shane Rawley (6-6) L: Danny Cox (5-9) S: Al Holland (23) | Third | 4½ out |
| Friday, August 3 |
| » Lost to Cardinals (54-54), 4-3 | Busch Stadium II (1-4) | 57-49 | |
| » W: Ricky Horton (6-1) L: Jerry Koosman (12-8) S: Bruce Sutter (28) | Third | 4½ out |
| Saturday, August 4 |
| » Lost to Cardinals (55-54), 3-2 | Busch Stadium II (1-5) | 57-50 | Lost 2 |
| » W: Dave LaPoint (8-9) L: Larry Andersen (1-2) S: Bruce Sutter (29) | Third | 5½ out |
| Sunday, August 5 |
| » Defeated Cardinals (55-55), 6-3 | Busch Stadium II (2-5) | 58-50 | |
| » W: Bill Campbell (4-3) L: Jeff Lahti (3-2) S: Al Holland (24) | Third | 5½ out |
| Monday, August 6 |
| » Defeated Expos (52-57), 4-1 | Stade Olympique (2-1) | 59-50 | Won 2 |
| » W: Steve Carlton (10-5) L: Charlie Lea (14-7) | Third | 5½ out |
| Tuesday, August 7 |
| » Defeated Expos (52-58), 6-2 | Stade Olympique (3-1) | 60-50 | Won 3 |
| » W: Shane Rawley (7-6) L: Bryn Smith (9-10) S: Al Holland (25) | Third | 6½ out |
| » Lost to Expos (53-58), 3-2 | Stade Olympique (3-2) | 60-51 | |
| » W: Jeff Reardon (5-4) L: Bill Campbell (4-4) | Third | 6½ out |
| » Major-league debuts: Joe Hesketh (Expos) |
| Wednesday, August 8 |
| » Lost to Expos (54-58), 3-1 | Stade Olympique (3-3) | 60-52 | Lost 2 |
| » W: Bill Gullickson (7-7) L: Jerry Koosman (12-9) S: Jeff Reardon (15) | Third | 7½ out |
| Thursday, August 9 |
| » Defeated Cardinals (56-58), 2-1 | Veteran's Stadium (26-28) | 61-52 | |
| » W: Bill Campbell (5-4) L: Dave Rucker (1-2) | Third | 6½ out |
| Friday, August 10 |
| » Lost to Cardinals (57-58), 3-0 | Veteran's Stadium (26-29) | 61-53 | |
| » W: Bruce Sutter (4-3) L: Larry Andersen (1-3) | Third | 6½ out |
| Saturday, August 11 |
| » Defeated Cardinals (57-59), 6-1 | Veteran's Stadium (27-29) | 62-53 | |
| » W: Steve Carlton (11-5) L: Joaquin Andujar (15-11) | Third | 6½ out |
| Tuesday, August 14 |
| » Lost to Padres (70-48), 3-2 | San Diego/Jack Murphy Stadium (3-1) | 62-54 | |
| » W: Eric Show (12-7) L: Jerry Koosman (12-10) S: Craig Lefferts (8) | Third | 6½ out |
| Former Phillie Spud Davis dies in Birmingham, AL at the age of 80. |
| Wednesday, August 15 |
| » Lost to Padres (71-48), 4-3 | San Diego/Jack Murphy Stadium (3-2) | 62-55 | Lost 2 |
| » W: Rich Gossage (7-4) L: Al Holland (5-7) | Third | 6½ out |
| Thursday, August 16 |
| » Defeated Padres (71-49), 8-3 | San Diego/Jack Murphy Stadium (4-2) | 63-55 | |
| » W: John Denny (5-3) L: Andy Hawkins (7-5) | Third | 6 out |
| Friday, August 17 |
| » Lost to Dodgers (61-61), 2-1 | Dodger Stadium (3-1) | 63-56 | |
| » W: Rick Honeycutt (10-7) L: Steve Carlton (11-6) S: Ken Howell (3) | Third | 6 out |
| Saturday, August 18 |
| » Defeated Dodgers (61-62), 6-5 | Dodger Stadium (4-1) | 64-56 | |
| » W: Jerry Koosman (13-10) L: Ken Howell (2-3) S: Al Holland (26) | Third | 6 out |
| Sunday, August 19 |
| » Defeated Dodgers (61-63), 6-3 | Dodger Stadium (5-1) | 65-56 | Won 2 |
| » W: Shane Rawley (8-6) L: Bob Welch (10-12) | Third | 6 out |
| Monday, August 20 |
| » Defeated Giants (47-75), 6-4 | Candlestick Park (4-0) | 66-56 | Won 3 |
| » W: John Denny (6-3) L: Mark Calvert (2-4) S: Al Holland (27) | Third | 6 out |
| Tuesday, August 21 |
| » Defeated Giants (47-76), 12-5 | Candlestick Park (5-0) | 67-56 | Won 4 |
| » W: Kevin Gross (7-5) L: Frank Williams (6-2) | Third | 6 out |
| Wednesday, August 22 |
| » Lost to Giants (48-76), 7-5 | Candlestick Park (5-1) | 67-57 | |
| » W: Mark Davis (4-15) L: Al Holland (5-8) S: Gary Lavelle (9) | Third | 6 out |
| Friday, August 24 |
| » Defeated Dodgers (62-66), 6-5 | Veteran's Stadium (28-29) | 68-57 | |
| » W: Kevin Gross (8-5) L: Jerry Reuss (2-6) | Third | 6 out |
| Saturday, August 25 |
| » Lost to Dodgers (63-66), 7-4 | Veteran's Stadium (28-30) | 68-58 | |
| » W: Bob Welch (11-12) L: John Denny (6-4) S: Ken Howell (4) | Third | 6 out |
| Sunday, August 26 |
| » Defeated Dodgers (63-67), 10-8 | Veteran's Stadium (29-30) | 69-58 | |
| » W: Bill Campbell (6-4) L: Burt Hooton (1-4) S: Larry Andersen (4) | Third | 6 out |
| Monday, August 27 |
| » Defeated Padres (76-54), 9-1 | Veteran's Stadium (30-30) | 70-58 | Won 2 |
| » W: Jerry Koosman (14-10) L: Tim Lollar (10-11) | Third | 5½ out |
| Tuesday, August 28 |
| » Defeated Padres (76-55), 11-8 | Veteran's Stadium (31-30) | 71-58 | Won 3 |
| » W: Shane Rawley (9-6) L: Andy Hawkins (7-7) S: Al Holland (28) | Third | 6 out |
| Wednesday, August 29 |
| » Lost to Padres (77-55), 2-0 | Veteran's Stadium (31-31) | 71-59 | |
| » W: Mark Thurmond (11-7) L: John Denny (6-5) | Third | 7 out |
| Thursday, August 30 |
| » Lost to Giants (55-77), 6-5 | Veteran's Stadium (31-32) | 71-60 | Lost 2 |
| » W: Bob Lacey (1-2) L: Al Holland (5-9) S: Greg Minton (16) | Third | 7½ out |
| » Defeated Giants (55-78), 6-5 | Veteran's Stadium (32-32) | 72-60 | |
| » W: Larry Andersen (2-3) L: Mark Davis (4-16) | Third | 7½ out |
| Friday, August 31 |
| » Lost to Giants (56-78), 6-5 | Veteran's Stadium (32-33) | 72-61 | |
| » W: Bill Laskey (7-11) L: Jerry Koosman (14-11) S: Mike Krukow (1) | Third | 7½ out |
| Saturday, September 1 |
| » Lost to Giants (57-78), 7-2 | Veteran's Stadium (32-34) | 72-62 | Lost 2 |
| » W: Atlee Hammaker (2-0) L: Charles Hudson (8-10) S: Mark Grant (1) | Third | 8½ out |
| » Major-league debuts: Rick Schu (Phillies) |
| Sunday, September 2 |
| » Defeated Giants (57-79), 8-3 | Veteran's Stadium (33-34) | 73-62 | |
| » W: Shane Rawley (10-6) L: Jeff Robinson (7-14) | Third | 8½ out |
| Monday, September 3 |
| » Lost to Cubs (83-54), 4-3 | Veteran's Stadium (33-35) | 73-63 | |
| » W: George Frazier (7-4) L: Renie Martin (1-2) S: Lee Smith (29) | Third | 9½ out |
| Tuesday, September 4 |
| » Lost to Cubs (84-54), 7-2 | Veteran's Stadium (33-36) | 73-64 | Lost 2 |
| » W: Scott Sanderson (7-4) L: Steve Carlton (11-7) | Third | 10½ out |
| Wednesday, September 5 |
| » Lost to Cardinals (71-66), 6-5 | Busch Stadium II (2-6) | 73-65 | Lost 3 |
| » W: Dave Rucker (2-3) L: Al Holland (5-10) | Third | 10½ out |
| Thursday, September 6 |
| » Lost to Cardinals (72-66), 6-5 | Busch Stadium II (2-7) | 73-66 | Lost 4 |
| » W: Bob Forsch (2-4) L: Bill Campbell (6-5) S: Bruce Sutter (39) | Third | 11½ out |
| Friday, September 7 |
| » Lost to Expos (69-71), 7-1 | Stade Olympique (3-4) | 73-67 | Lost 5 |
| » W: Bryn Smith (11-11) L: Shane Rawley (10-7) | Third | 11½ out |
| Saturday, September 8 |
| » Lost to Expos (70-71), 4-0 | Stade Olympique (3-5) | 73-68 | Lost 6 |
| » W: Steve Rogers (6-13) L: John Denny (6-6) | Fourth | 12½ out |
| Sunday, September 9 |
| » Defeated Expos (70-72), 6-5 | Stade Olympique (4-5) | 74-68 | |
| » W: Larry Andersen (3-3) L: Joe Hesketh (1-1) S: Kevin Gross (1) | Fourth | 11½ out |
| » Major-league debuts: Mike LaValliere (Phillies) |
| Monday, September 10 |
| » Lost to Cubs (87-57), 3-2 | Wrigley Field (5-3) | 74-69 | |
| » W: Tim Stoddard (9-5) L: Jerry Koosman (14-12) S: Lee Smith (31) | Fourth | 12½ out |
| » Major-league debuts: Billy Hatcher (Cubs) |
| Tuesday, September 11 |
| » Defeated Cubs (87-58), 6-3 | Wrigley Field (6-3) | 75-69 | |
| » W: Charles Hudson (9-10) L: Lee Smith (9-6) S: Al Holland (29) | Fourth | 11½ out |
| Wednesday, September 12 |
| » Defeated Cardinals (76-68), 3-1 | Veteran's Stadium (34-36) | 76-69 | Won 2 |
| » W: Shane Rawley (11-7) L: Kurt Kepshire (4-5) | Third | 11 out |
| » Defeated Cardinals (76-69), 6-5 | Veteran's Stadium (35-36) | 77-69 | Won 3 |
| » W: Tug McGraw (2-0) L: Bruce Sutter (5-5) | Third | 11 out |
| Thursday, September 13 |
| » Defeated Cardinals (76-70), 10-2 | Veteran's Stadium (36-36) | 78-69 | Won 4 |
| » W: John Denny (7-6) L: Joaquin Andujar (19-12) | Third | 10½ out |
| Friday, September 14 |
| » Defeated Expos (71-75), 9-5 | Veteran's Stadium (37-36) | 79-69 | Won 5 |
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