| Wednesday, January 6 |
| Former Phillie Wally Post dies in St.Henry, OH at the age of 53. |
| Sunday, January 24 |
| Former Phillie Ben Shields dies in Woodruff, SC at the age of 79. |
| Thursday, January 28 |
| Former Phillie Hub Pruett dies in Ladue, MO at the age of 82. |
| Thursday, April 8 |
| » Lost to Mets (1-0), 7-2 | Veteran's Stadium (0-1) | 0-1 | |
| » W: Randy Jones (1-0) L: Steve Carlton (0-1) | Fifth | 1 out |
| Friday, April 9 |
| » Lost to Expos (1-0), 2-0 | Veteran's Stadium (0-2) | 0-2 | Lost 2 |
| » W: Steve Rogers (1-0) L: Larry Christenson (0-1) | Sixth | 1½ out |
| Saturday, April 10 |
| » Lost to Expos (2-0), 11-3 | Veteran's Stadium (0-3) | 0-3 | Lost 3 |
| » W: Bill Gullickson (1-0) L: Dick Ruthven (0-1) | Sixth | 2½ out |
| Sunday, April 11 |
| » Defeated Expos (2-1), 1-0 | Veteran's Stadium (1-3) | 1-3 | |
| » W: Mike Krukow (1-0) L: Ray Burris (0-1) | Fifth | 2 out |
| Tuesday, April 13 |
| » Lost to Mets (4-2), 5-2 | Shea Stadium (0-1) | 1-4 | |
| » W: Randy Jones (2-0) L: Steve Carlton (0-2) S: Neil Allen (2) | Sixth | 2½ out |
| Wednesday, April 14 |
| » Lost to Mets (5-2), 8-1 | Shea Stadium (0-2) | 1-5 | Lost 2 |
| » W: Mike Scott (1-1) L: Dick Ruthven (0-2) | Sixth | 3 out |
| Thursday, April 15 |
| » Defeated Mets (5-3), 8-4 | Shea Stadium (1-2) | 2-5 | |
| » W: Warren Brusstar (1-0) L: Charlie Puleo (0-1) | Sixth | 3 out |
| Friday, April 16 |
| » Lost to Cardinals (7-3), 3-2 | Busch Stadium II (0-1) | 2-6 | |
| » W: Bob Forsch (2-0) L: Mike Krukow (1-1) S: Bruce Sutter (3) | Sixth | 4 out |
| Saturday, April 17 |
| » Lost to Cardinals (8-3), 6-0 | Busch Stadium II (0-2) | 2-7 | Lost 2 |
| » W: Joaquin Andujar (2-1) L: Steve Carlton (0-3) | Sixth | 5 out |
| Sunday, April 18 |
| » Lost to Cardinals (9-3), 6-5 | Busch Stadium II (0-3) | 2-8 | Lost 3 |
| » W: Dave LaPoint (1-0) L: Warren Brusstar (1-1) | Sixth | 6 out |
| Monday, April 19 |
| » Defeated Expos (5-4), 2-0 | Stade Olympique (1-0) | 3-8 | |
| » W: Larry Christenson (1-1) L: Scott Sanderson (1-1) S: Ed Farmer (1) | Sixth | 5½ out |
| Wednesday, April 21 |
| » Lost to Expos (6-4), 5-2 | Stade Olympique (1-1) | 3-9 | |
| » W: Steve Rogers (2-1) L: Steve Carlton (0-4) S: Jeff Reardon (2) | Sixth | 7 out |
| Friday, April 23 |
| » Lost to Cardinals (12-3), 9-2 | Veteran's Stadium (1-4) | 3-10 | Lost 2 |
| » W: Bob Forsch (3-0) L: Mike Krukow (1-2) | Sixth | 8 out |
| » Major-league debuts: Julio Franco (Phillies) |
| Saturday, April 24 |
| » Lost to Cardinals (13-3), 7-4 | Veteran's Stadium (1-5) | 3-11 | Lost 3 |
| » W: Doug Bair (1-0) L: Ed Farmer (0-1) S: Bruce Sutter (6) | Sixth | 9 out |
| Sunday, April 25 |
| » Defeated Cardinals (13-4), 8-4 | Veteran's Stadium (2-5) | 4-11 | |
| » W: Steve Carlton (1-4) L: Andy Rincon (1-1) S: Ed Farmer (2) | Sixth | 8 out |
| Tuesday, April 27 |
| » Lost to Dodgers (9-9), 3-0 | Dodger Stadium (0-1) | 4-12 | |
| » W: Jerry Reuss (2-1) L: Larry Christenson (1-2) | Sixth | 7½ out |
| Wednesday, April 28 |
| » Defeated Dodgers (9-10), 9-3 | Dodger Stadium (1-1) | 5-12 | |
| » W: Ed Farmer (1-1) L: Steve Howe (1-1) | Sixth | 7½ out |
| Thursday, April 29 |
| » Lost to Dodgers (10-10), 4-0 | Dodger Stadium (1-2) | 5-13 | |
| » W: Burt Hooton (1-1) L: Dick Ruthven (0-3) | Sixth | 8 out |
| Friday, April 30 |
| » Defeated Padres (13-6), 3-1 | San Diego/Jack Murphy Stadium (1-0) | 6-13 | |
| » W: Steve Carlton (2-4) L: Juan Eichelberger (2-3) | Sixth | 7 out |
| Saturday, May 1 |
| » Lost to Padres (14-6), 9-6 | San Diego/Jack Murphy Stadium (1-1) | 6-14 | |
| » W: Luis DeLeon (2-0) L: Larry Christenson (1-3) | Sixth | 7 out |
| Sunday, May 2 |
| » Defeated Padres (14-7), 3-0 | San Diego/Jack Murphy Stadium (2-1) | 7-14 | |
| » W: Mike Krukow (2-2) L: John Curtis (2-1) | Sixth | 6½ out |
| Monday, May 3 |
| » Defeated Giants (11-13), 5-3 | Candlestick Park (1-0) | 8-14 | Won 2 |
| » W: Sid Monge (1-0) L: Dan Schatzeder (0-4) S: Ed Farmer (3) | Fifth | 6½ out |
| Tuesday, May 4 |
| » Defeated Giants (11-14), 9-4 | Candlestick Park (2-0) | 9-14 | Won 3 |
| » W: Steve Carlton (3-4) L: Rich Gale (1-2) | Fifth | 6½ out |
| Thursday, May 6 |
| » Defeated Padres (15-9), 12-7 | Veteran's Stadium (3-5) | 10-14 | Won 4 |
| » W: Larry Christenson (2-3) L: Juan Eichelberger (2-4) | Fifth | 6½ out |
| Friday, May 7 |
| » Defeated Padres (15-10), 5-2 | Veteran's Stadium (4-5) | 11-14 | Won 5 |
| » W: Sparky Lyle (1-0) L: Gary Lucas (0-2) | Fourth | 5½ out |
| Saturday, May 8 |
| » Defeated Padres (15-11), 5-1 | Veteran's Stadium (5-5) | 12-14 | Won 6 |
| » W: Dick Ruthven (1-3) L: John Montefusco (1-4) | Fourth | 5½ out |
| Sunday, May 9 |
| » Lost to Padres (16-11), 6-0 | Veteran's Stadium (5-6) | 12-15 | |
| » W: Tim Lollar (4-0) L: Steve Carlton (3-5) | Fifth | 5½ out |
| Monday, May 10 |
| » Defeated Dodgers (16-14), 9-8 | Veteran's Stadium (6-6) | 13-15 | |
| » W: Warren Brusstar (2-1) L: Tom Niedenfuer (0-1) | Fourth | 4½ out |
| Tuesday, May 11 |
| » Defeated Dodgers (16-15), 9-8 | Veteran's Stadium (7-6) | 14-15 | Won 2 |
| » W: Porfi Altamirano (1-0) L: Jerry Reuss (4-2) S: Warren Brusstar (1) | Third | 4½ out |
| Wednesday, May 12 |
| » Defeated Dodgers (16-16), 11-3 | Veteran's Stadium (8-6) | 15-15 | Won 3 |
| » W: Ron Reed (1-0) L: Bob Welch (4-2) | Third | 4 out |
| Thursday, May 13 |
| » Defeated Giants (15-18), 8-1 | Veteran's Stadium (9-6) | 16-15 | Won 4 |
| » W: Dick Ruthven (2-3) L: Alan Fowlkes (3-2) | Third | 4 out |
| Friday, May 14 |
| » Defeated Giants (15-19), 2-0 | Veteran's Stadium (10-6) | 17-15 | Won 5 |
| » W: Steve Carlton (4-5) L: Rich Gale (1-3) | Second | 3 out |
| Saturday, May 15 |
| » Defeated Giants (15-20), 5-3 | Veteran's Stadium (11-6) | 18-15 | Won 6 |
| » W: Larry Christenson (3-3) L: Greg Minton (2-3) S: Sparky Lyle (1) | Second | 3 out |
| Sunday, May 16 |
| » Defeated Giants (15-21), 6-1 | Veteran's Stadium (12-6) | 19-15 | Won 7 |
| » W: Mike Krukow (3-2) L: Atlee Hammaker (2-1) | Second | 2 out |
| Monday, May 17 |
| » Lost to Astros (16-21), 8-1 | Veteran's Stadium (12-7) | 19-16 | |
| » W: Vern Ruhle (2-2) L: Ron Reed (1-1) | Second | 2½ out |
| Tuesday, May 18 |
| » Lost to Astros (17-21), 2-1 | Veteran's Stadium (12-8) | 19-17 | Lost 2 |
| » W: Dave Smith (1-2) L: Ed Farmer (1-2) | Third | 3½ out |
| Wednesday, May 19 |
| » Lost to Astros (18-21), 5-3 | Veteran's Stadium (12-9) | 19-18 | Lost 3 |
| » W: Bob Knepper (2-4) L: Steve Carlton (4-6) S: Dave Smith (6) | Third | 3½ out |
| Friday, May 21 |
| » Lost to Braves (26-13), 7-6 | Atlanta-Fulton County Stadium (0-1) | 19-19 | Lost 4 |
| » W: Steve Bedrosian (3-0) L: Sparky Lyle (1-1) | Third | 5 out |
| Saturday, May 22 |
| » Defeated Braves (26-14), 5-2 | Atlanta-Fulton County Stadium (1-1) | 20-19 | |
| » W: Mike Krukow (4-2) L: Larry McWilliams (2-2) S: Ed Farmer (4) | Third | 4 out |
| Sunday, May 23 |
| » Defeated Braves (26-15), 2-1 | Atlanta-Fulton County Stadium (2-1) | 21-19 | Won 2 |
| » W: Dick Ruthven (3-3) L: Phil Niekro (2-1) S: Ed Farmer (5) | Third | 3 out |
| Monday, May 24 |
| » Defeated Reds (16-25), 9-1 | Riverfront Stadium (1-0) | 22-19 | Won 3 |
| » W: Steve Carlton (5-6) L: Tom Seaver (1-6) | Third | 3 out |
| Tuesday, May 25 |
| » Lost to Reds (17-25), 4-3 | Riverfront Stadium (1-1) | 22-20 | |
| » W: Greg Harris (1-0) L: Ed Farmer (1-3) S: Tom Hume (9) | Fourth | 4 out |
| » Major-league debuts: Duane Walker (Reds) |
| Wednesday, May 26 |
| » Lost to Reds (18-25), 2-0 | Riverfront Stadium (1-2) | 22-21 | Lost 2 |
| » W: Mario Soto (4-4) L: Mike Krukow (4-3) | Fourth | 5 out |
| Saturday, May 29 |
| » Defeated Braves (27-18), 1-0 | Veteran's Stadium (13-9) | 23-21 | |
| » W: Dick Ruthven (4-3) L: Phil Niekro (2-2) | Fourth | 4½ out |
| Sunday, May 30 |
| » Defeated Braves (27-19), 6-2 | Veteran's Stadium (14-9) | 24-21 | Won 2 |
| » W: Steve Carlton (6-6) L: Rick Mahler (4-4) | Fourth | 4½ out |
| Monday, May 31 |
| » Defeated Reds (19-28), 5-4 | Veteran's Stadium (15-9) | 25-21 | Won 3 |
| » W: Sid Monge (2-0) L: Bob Shirley (2-3) | Fourth | 4½ out |
| Tuesday, June 1 |
| » Lost to Reds (20-28), 4-1 | Veteran's Stadium (15-10) | 25-22 | |
| » W: Greg Harris (2-0) L: Mike Krukow (4-4) | Fourth | 4½ out |
| Wednesday, June 2 |
| » Defeated Reds (20-29), 4-2 | Veteran's Stadium (16-10) | 26-22 | |
| » W: Dick Ruthven (5-3) L: Bruce Berenyi (4-5) S: Warren Brusstar (2) | Third | 4½ out |
| Friday, June 4 |
| » Lost to Astros (23-28), 8-3 | Astrodome (0-1) | 26-23 | |
| » W: Vern Ruhle (3-3) L: Ed Farmer (1-4) | Third | 5½ out |
| Former Phillie Tony Kaufmann dies in Elgin, IL at the age of 82. |
| Saturday, June 5 |
| » Defeated Astros (23-29), 5-3 | Astrodome (1-1) | 27-23 | |
| » W: Sparky Lyle (2-1) L: Dave Smith (1-3) | Second | 4½ out |
| Sunday, June 6 |
| » Lost to Astros (24-29), 7-6 | Astrodome (1-2) | 27-24 | |
| » W: Vern Ruhle (4-3) L: Warren Brusstar (2-2) | Third | 4½ out |
| Monday, June 7 |
| » Defeated Cubs (21-34), 7-5 | Veteran's Stadium (17-10) | 28-24 | |
| » W: Sid Monge (3-0) L: Lee Smith (1-1) S: Ed Farmer (6) | Third | 3½ out |
| Tuesday, June 8 |
| » Defeated Cubs (21-35), 5-2 | Veteran's Stadium (18-10) | 29-24 | Won 2 |
| » W: Marty Bystrom (1-0) L: Tom Filer (0-1) S: Sparky Lyle (2) | Second | 3½ out |
| Former Phillie Irv Jeffries dies in Louisville, KY at the age of 77. |
| Wednesday, June 9 |
| » Defeated Cubs (21-36), 4-2 | Veteran's Stadium (19-10) | 30-24 | Won 3 |
| » W: Steve Carlton (7-6) L: Fergie Jenkins (3-8) | Second | 2½ out |
| Friday, June 11 |
| » Lost to Pirates (25-29), 1-0 | Veteran's Stadium (19-11) | 30-25 | |
| » W: Kent Tekulve (4-2) L: Larry Christenson (3-4) | Third | 3½ out |
| Saturday, June 12 |
| » Lost to Pirates (26-29), 9-2 | Veteran's Stadium (19-12) | 30-26 | Lost 2 |
| » W: Manny Sarmiento (2-0) L: Mike Krukow (4-5) | Third | 3½ out |
| Monday, June 14 |
| » Lost to Cubs (22-39), 12-11 | Wrigley Field (0-1) | 30-27 | Lost 3 |
| » W: Fergie Jenkins (4-8) L: Steve Carlton (7-7) | Third | 4½ out |
| Tuesday, June 15 |
| » Lost to Cubs (23-39), 8-5 | Wrigley Field (0-2) | 30-28 | Lost 4 |
| » W: Doug Bird (4-6) L: Dick Ruthven (5-4) S: Mike Proly (1) | Fourth | 5½ out |
| Wednesday, June 16 |
| » Lost to Cubs (24-39), 7-6 | Wrigley Field (0-3) | 30-29 | Lost 5 |
| » W: Dick Tidrow (2-1) L: Warren Brusstar (2-3) | Fourth | 5½ out |
| Thursday, June 17 |
| » Defeated Pirates (27-31), 4-3 | Three Rivers Stadium (1-0) | 31-29 | |
| » W: Ron Reed (2-1) L: Rod Scurry (4-4) | Third | 5 out |
| Friday, June 18 |
| » Defeated Pirates (27-32), 8-3 | Three Rivers Stadium (2-0) | 32-29 | Won 2 |
| » W: Mike Krukow (5-5) L: Manny Sarmiento (2-1) | Third | 4½ out |
| Saturday, June 19 |
| » Defeated Pirates (27-33), 8-3 | Three Rivers Stadium (3-0) | 33-29 | Won 3 |
| » W: Steve Carlton (8-7) L: Don Robinson (6-3) | Third | 3½ out |
| Sunday, June 20 |
| » Lost to Pirates (28-33), 3-1 | Three Rivers Stadium (3-1) | 33-30 | |
| » W: Kent Tekulve (5-2) L: Dick Ruthven (5-5) | Fourth | 3½ out |
| Monday, June 21 |
| » Lost to Cardinals (39-28), 7-5 | Busch Stadium II (0-4) | 33-31 | Lost 2 |
| » W: Bruce Sutter (6-5) L: Ron Reed (2-2) | Fourth | 4½ out |
| Tuesday, June 22 |
| » Lost to Cardinals (40-28), 3-2 | Busch Stadium II (0-5) | 33-32 | Lost 3 |
| » W: John Stuper (2-0) L: Sparky Lyle (2-2) | Fourth | 5½ out |
| Wednesday, June 23 |
| » Defeated Cardinals (40-29), 7-1 | Busch Stadium II (1-5) | 34-32 | |
| » W: Mike Krukow (6-5) L: Steve Mura (5-6) | Third | 4½ out |
| Thursday, June 24 |
| » Defeated Cardinals (40-30), 10-2 | Busch Stadium II (2-5) | 35-32 | Won 2 |
| » W: Steve Carlton (9-7) L: Bob Forsch (8-3) | Third | 3½ out |
| Friday, June 25 |
| » Defeated Mets (35-34), 1-0 | Veteran's Stadium (20-12) | 36-32 | Won 3 |
| » W: Dick Ruthven (6-5) L: Pete Falcone (4-4) | Third | 2 out |
| » Defeated Mets (35-35), 5-3 | Veteran's Stadium (21-12) | 37-32 | Won 4 |
| » W: Ed Farmer (2-4) L: Pat Zachry (4-3) S: Tug McGraw (1) | Third | 2 out |
| Saturday, June 26 |
| » Defeated Mets (35-36), 4-3 | Veteran's Stadium (22-12) | 38-32 | Won 5 |
| » W: Marty Bystrom (2-0) L: Randy Jones (6-7) | Third | 2 out |
| » Defeated Mets (35-37), 7-4 | Veteran's Stadium (23-12) | 39-32 | Won 6 |
| » W: Tug McGraw (1-0) L: Neil Allen (2-4) | Third | 2 out |
| Sunday, June 27 |
| » Defeated Mets (35-38), 8-3 | Veteran's Stadium (24-12) | 40-32 | Won 7 |
| » W: Mike Krukow (7-5) L: Craig Swan (5-3) | Third | 1 out |
| Monday, June 28 |
| » Defeated Cardinals (42-33), 1-0 | Veteran's Stadium (25-12) | 41-32 | Won 8 |
| » W: Steve Carlton (10-7) L: Steve Mura (5-7) | First | -- |
| Tuesday, June 29 |
| » Lost to Cardinals (43-33), 15-3 | Veteran's Stadium (25-13) | 41-33 | |
| » W: Joaquin Andujar (7-5) L: Dick Ruthven (6-6) | Second | 1 out |
| Wednesday, June 30 |
| » Defeated Cardinals (43-34), 6-3 | Veteran's Stadium (26-13) | 42-33 | |
| » W: Larry Christenson (4-4) L: Bob Forsch (8-4) S: Tug McGraw (2) | First | -- |
| Friday, July 2 |
| » Lost to Mets (38-39), 8-4 | Shea Stadium (1-3) | 42-34 | |
| » W: Craig Swan (6-3) L: Marty Bystrom (2-1) S: Terry Leach (1) | First | -- |
| Sunday, July 4 |
| » Defeated Mets (38-40), 9-7 | Shea Stadium (2-3) | 43-34 | |
| » W: Steve Carlton (11-7) L: Charlie Puleo (6-5) | First | -- |
| » Defeated Mets (38-41), 7-2 | Shea Stadium (3-3) | 44-34 | Won 2 |
| » W: Mike Krukow (8-5) L: Randy Jones (6-8) | First | -- |
| Monday, July 5 |
| » Lost to Giants (38-44), 3-1 | Veteran's Stadium (26-14) | 44-35 | |
| » W: Bill Laskey (7-5) L: Dick Ruthven (6-7) | First | -- |
| Tuesday, July 6 |
| » Defeated Giants (38-45), 3-2 | Veteran's Stadium (27-14) | 45-35 | |
| » W: Sparky Lyle (3-2) L: Fred Breining (4-2) S: Tug McGraw (3) | First | -- |
| Wednesday, July 7 |
| » Lost to Padres (47-34), 5-3 | Veteran's Stadium (27-15) | 45-36 | |
| » W: Tim Lollar (9-2) L: Marty Bystrom (2-2) S: Luis DeLeon (7) | First | -- |
| Thursday, July 8 |
| » Lost to Padres (48-34), 5-3 | Veteran's Stadium (27-16) | 45-37 | Lost 2 |
| » W: John Montefusco (7-4) L: Mike Krukow (8-6) S: Eric Show (3) | Second | 1 out |
| Friday, July 9 |
| » Lost to Dodgers (46-40), 6-4 | Veteran's Stadium (27-17) | 45-38 | Lost 3 |
| » W: Dave Stewart (5-4) L: Tug McGraw (1-1) | Second | 2 out |
| Saturday, July 10 |
| » Defeated Dodgers (46-41), 4-2 | Veteran's Stadium (28-17) | 46-38 | |
| » W: Dick Ruthven (7-7) L: Bob Welch (9-6) | Second | 1 out |
| Sunday, July 11 |
| » Defeated Dodgers (46-42), 4-3 | Veteran's Stadium (29-17) | 47-38 | Won 2 |
| » W: Larry Christenson (5-4) L: Fernando Valenzuela (12-7) S: Ron Reed (1) | First | -- |
| Former Phillie Chet Nichols dies in Pawtucket, RI at the age of 86. |
| Thursday, July 15 |
| » Defeated Giants (42-47), 2-1 | Candlestick Park (3-0) | 48-38 | Won 3 |
| » W: Mike Krukow (9-6) L: Rich Gale (3-9) S: Tug McGraw (4) | First | -- |
| Friday, July 16 |
| » Defeated Giants (42-48), 1-0 | Candlestick Park (4-0) | 49-38 | Won 4 |
| » W: Steve Carlton (12-7) L: Bill Laskey (7-7) | First | -- |
| Saturday, July 17 |
| » Defeated Giants (42-49), 5-3 | Candlestick Park (5-0) | 50-38 | Won 5 |
| » W: Ron Reed (3-2) L: Fred Breining (4-3) S: Sid Monge (1) | First | -- |
| Sunday, July 18 |
| » Lost to Giants (43-49), 4-3 | Candlestick Park (5-1) | 50-39 | |
| » W: Atlee Hammaker (7-5) L: Larry Christenson (5-5) | First | -- |
| Monday, July 19 |
| » Defeated Padres (50-41), 7-6 | San Diego/Jack Murphy Stadium (3-1) | 51-39 | |
| » W: Sid Monge (4-0) L: John Curtis (6-6) S: Ron Reed (2) | First | -- |
| » Major-league debuts: Tony Gwynn (Padres) |
| Tuesday, July 20 |
| » Lost to Padres (51-41), 2-0 | San Diego/Jack Murphy Stadium (3-2) | 51-40 | |
| » W: John Montefusco (8-5) L: Steve Carlton (12-8) S: Luis DeLeon (9) | First | -- |
| Wednesday, July 21 |
| » Defeated Padres (51-42), 7-1 | San Diego/Jack Murphy Stadium (4-2) | 52-40 | |
| » W: Dick Ruthven (8-7) L: Tim Lollar (10-4) | First | -- |
| Thursday, July 22 |
| Former Phillie Lloyd Waner dies in Oklahoma City, OK at the age of 77. |
| Friday, July 23 |
| » Defeated Dodgers (50-46), 6-3 | Dodger Stadium (2-2) | 53-40 | Won 2 |
| » W: Porfi Altamirano (2-0) L: Dave Stewart (5-5) S: Ron Reed (3) | First | -- |
| Former Phillie Roberto Pena dies in Santiago, D.R. at the age of 46. |
| Saturday, July 24 |
| » Lost to Dodgers (51-46), 3-2 | Dodger Stadium (2-3) | 53-41 | |
| » W: Bob Welch (10-7) L: Marty Bystrom (2-3) S: Steve Howe (10) | First | -- |
| Sunday, July 25 |
| » Defeated Dodgers (51-47), 1-0 | Dodger Stadium (3-3) | 54-41 | |
| » W: Steve Carlton (13-8) L: Jerry Reuss (10-8) | First | -- |
| Tuesday, July 27 |
| » Lost to Pirates (51-44), 4-0 | Three Rivers Stadium (3-2) | 54-42 | |
| » W: Larry McWilliams (7-4) L: Dick Ruthven (8-8) S: Rod Scurry (7) | Second | 1 out |
| Wednesday, July 28 |
| » Defeated Pirates (51-45), 4-3 | Three Rivers Stadium (4-2) | 55-42 | |
| » W: Larry Christenson (6-5) L: Rick Rhoden (6-9) S: Ron Reed (4) | Second | 1 out |
| Thursday, July 29 |
| » Defeated Cubs (40-63), 3-2 | Veteran's Stadium (30-17) | 56-42 | Won 2 |
| » W: Mike Krukow (10-6) L: Dick Tidrow (4-2) S: Ron Reed (5) | First | -- |
| Friday, July 30 |
| » Defeated Cubs (40-64), 3-1 | Veteran's Stadium (31-17) | 57-42 | Won 3 |
| » W: Steve Carlton (14-8) L: Fergie Jenkins (6-12) | First | -- |
| Saturday, July 31 |
| » Defeated Cubs (40-65), 2-0 | Veteran's Stadium (32-17) | 58-42 | Won 4 |
| » W: Marty Bystrom (3-3) L: Allen Ripley (3-4) S: Porfi Altamirano (1) | First | -- |
| Sunday, August 1 |
| » Lost to Cubs (41-65), 7-2 | Veteran's Stadium (32-18) | 58-43 | |
| » W: Dickie Noles (7-9) L: Dick Ruthven (8-9) | First | -- |
| Monday, August 2 |
| » Defeated Expos (54-48), 2-1 | Veteran's Stadium (33-18) | 59-43 | |
| » W: Larry Christenson (7-5) L: Bill Gullickson (8-9) S: Tug McGraw (5) | First | -- |
| Tuesday, August 3 |
| » Defeated Expos (54-49), 3-2 | Veteran's Stadium (34-18) | 60-43 | Won 2 |
| » W: Mike Krukow (11-6) L: David Palmer (5-4) S: Ron Reed (6) | First | -- |
| Wednesday, August 4 |
| » Defeated Expos (54-50), 5-4 | Veteran's Stadium (35-18) | 61-43 | Won 3 |
| » W: Steve Carlton (15-8) L: Scott Sanderson (6-10) | First | -- |
| Thursday, August 5 |
| » Lost to Expos (55-50), 9-2 | Veteran's Stadium (35-19) | 61-44 | |
| » W: Charlie Lea (8-6) L: Marty Bystrom (3-4) S: Bryn Smith (2) | First | -- |
| Friday, August 6 |
| » Lost to Cubs (44-66), 4-2 | Wrigley Field (0-4) | 61-45 | Lost 2 |
| » W: Allen Ripley (4-4) L: Dick Ruthven (8-10) S: Lee Smith (4) | First | -- |
| Saturday, August 7 |
| » Lost to Cubs (45-66), 3-2 | Wrigley Field (0-5) | 61-46 | Lost 3 |
| » W: Dickie Noles (8-9) L: Larry Christenson (7-6) S: Lee Smith (5) | First | -- |
| Sunday, August 8 |
| » Lost to Cubs (46-66), 8-5 | Wrigley Field (0-6) | 61-47 | Lost 4 |
| » W: Dick Tidrow (5-2) L: Tug McGraw (1-2) S: Lee Smith (6) | First | -- |
| Monday, August 9 |
| » Defeated Pirates (58-51), 4-3 | Veteran's Stadium (36-19) | 62-47 | |
| » W: Steve Carlton (16-8) L: Kent Tekulve (7-6) | First | -- |
| Tuesday, August 10 |
| » Defeated Pirates (58-52), 9-5 | Veteran's Stadium (37-19) | 63-47 | Won 2 |
| » W: Marty Bystrom (4-4) L: Manny Sarmiento (5-2) | First | -- |
| » Lost to Pirates (59-52), 9-6 | Veteran's Stadium (37-20) | 63-48 | |
| » W: Enrique Romo (7-2) L: Ron Reed (3-3) S: Kent Tekulve (17) | First | -- |
| Wednesday, August 11 |
| » Defeated Pirates (59-53), 4-1 | Veteran's Stadium (38-20) | 64-48 | |
| » W: Sid Monge (5-0) L: Rick Rhoden (6-11) S: Ron Reed (7) | First | -- |
| Thursday, August 12 |
| » Lost to Expos (59-53), 6-3 | Stade Olympique (1-2) | 64-49 | |
| » W: Bill Gullickson (9-9) L: Larry Christenson (7-7) S: Jeff Reardon (18) | Second | ½ out |
| » Lost to Expos (60-53), 8-7 | Stade Olympique (1-3) | 64-50 | Lost 2 |
| » W: Woodie Fryman (7-2) L: Sparky Lyle (3-3) | Second | ½ out |
| Friday, August 13 |
| » Lost to Expos (61-53), 3-2 | Stade Olympique (1-4) | 64-51 | Lost 3 |
| » W: Bryn Smith (1-1) L: Mike Krukow (11-7) S: Jeff Reardon (19) | Second | ½ out |
| Saturday, August 14 |
| » Defeated Expos (61-54), 15-11 | Stade Olympique (2-4) | 65-51 | |
| » W: Jerry Reed (1-0) L: Jeff Reardon (4-2) | Second | ½ out |
| Sunday, August 15 |
| » Defeated Expos (61-55), 3-1 | Stade Olympique (3-4) | 66-51 | Won 2 |
| » W: Marty Bystrom (5-4) L: Steve Rogers (14-6) S: Ron Reed (8) | Second | 1 out |
| Tuesday, August 17 |
| » Lost to Astros (54-64), 2-0 | Astrodome (1-3) | 66-52 | |
| » W: Vern Ruhle (7-8) L: Larry Christenson (7-8) | Second | 2 out |
| Wednesday, August 18 |
| » Defeated Astros (54-65), 5-3 | Astrodome (2-3) | 67-52 | |
| » W: Tug McGraw (2-2) L: Mike LaCoss (4-5) | Second | 2 out |
| Thursday, August 19 |
| » Lost to Astros (55-65), 7-6 | Astrodome (2-4) | 67-53 | |
| » W: Dave Smith (2-4) L: Sid Monge (5-1) | Second | 2 out |
| Friday, August 20 |
| » Defeated Reds (46-76), 9-2 | Riverfront Stadium (2-2) | 68-53 | |
| » W: Dick Ruthven (9-10) L: Greg Harris (2-4) | Second | 1 out |
| Saturday, August 21 |
| » Lost to Reds (47-76), 10-3 | Riverfront Stadium (2-3) | 68-54 | |
| » W: Bob Shirley (5-9) L: Marty Bystrom (5-5) | Second | 2 out |
| Sunday, August 22 |
| » Defeated Reds (47-77), 8-2 | Riverfront Stadium (3-3) | 69-54 | |
| » W: Larry Christenson (8-8) L: Mario Soto (10-9) | Second | 2 out |
| Monday, August 23 |
| » Lost to Braves (68-56), 4-3 | Atlanta-Fulton County Stadium (2-2) | 69-55 | |
| » W: Rick Camp (9-7) L: Ron Reed (3-4) | Second | 3 out |
| Tuesday, August 24 |
| » Lost to Braves (69-56), 9-7 | Atlanta-Fulton County Stadium (2-3) | 69-56 | Lost 2 |
| » W: Phil Niekro (12-3) L: Steve Carlton (16-9) S: Gene Garber (24) | Second | 3 out |
| Wednesday, August 25 |
| » Defeated Braves (69-57), 11-9 | Atlanta-Fulton County Stadium (3-3) | 70-56 | |
| » W: Ron Reed (4-4) L: Gene Garber (6-7) | Second | 2 out |
| Friday, August 27 |
| » Lost to Reds (50-78), 8-1 | Veteran's Stadium (38-21) | 70-57 | |
| » W: Mario Soto (11-9) L: Larry Christenson (8-9) | Second | 3 out |
| Saturday, August 28 |
| » Defeated Reds (50-79), 7-1 | Veteran's Stadium (39-21) | 71-57 | |
| » W: Mike Krukow (12-7) L: Frank Pastore (7-10) | Second | 2½ out |
| Sunday, August 29 |
| » Defeated Reds (50-80), 3-1 | Veteran's Stadium (40-21) | 72-57 | Won 2 |
| » W: Steve Carlton (17-9) L: Bruce Berenyi (8-14) | Second | 2 out |
| Monday, August 30 |
| » Defeated Braves (72-58), 6-1 | Veteran's Stadium (41-21) | 73-57 | Won 3 |
| » W: Dick Ruthven (10-10) L: Pascual Perez (0-3) | Second | 2½ out |
| » Lost to Braves (73-58), 11-9 | Veteran's Stadium (41-22) | 73-58 | |
| » W: Steve Bedrosian (7-6) L: Tug McGraw (2-3) S: Donnie Moore (1) | Second | 2½ out |
| Tuesday, August 31 |
| » Lost to Braves (74-58), 3-0 | Veteran's Stadium (41-23) | 73-59 | Lost 2 |
| » W: Tommy Boggs (2-0) L: Ed Farmer (2-5) S: Gene Garber (26) | Second | 2½ out |
| Wednesday, September 1 |
| » Lost to Braves (75-58), 4-0 | Veteran's Stadium (41-24) | 73-60 | Lost 3 |
| » W: Rick Camp (11-7) L: Mike Krukow (12-8) S: Gene Garber (27) | Second | 3½ out |
| Friday, September 3 |
| » Defeated Astros (63-71), 2-1 | Veteran's Stadium (42-24) | 74-60 | |
| » W: Steve Carlton (18-9) L: Joe Niekro (13-10) | Second | 2½ out |
| Saturday, September 4 |
| » Defeated Astros (63-72), 4-2 | Veteran's Stadium (43-24) | 75-60 | Won 2 |
| » W: Sid Monge (6-1) L: Bob Knepper (5-14) S: Ron Reed (9) | Second | 1½ out |
| Sunday, September 5 |
| » Defeated Astros (63-73), 4-3 | Veteran's Stadium (44-24) | 76-60 | Won 3 |
| » W: Porfi Altamirano (3-0) L: Nolan Ryan (14-10) S: Ron Reed (10) | Second | ½ out |
| Monday, September 6 |
| » Lost to Cubs (61-77), 4-3 | Wrigley Field (0-7) | 76-61 | |
| » W: Doug Bird (9-11) L: Mike Krukow (12-9) S: Lee Smith (12) | Second | 1½ out |
| Tuesday, September 7 |
| » Defeated Cubs (61-78), 7-5 | Wrigley Field (1-7) | 77-61 | |
| » W: Tug McGraw (3-3) L: Bill Campbell (3-5) | Second | ½ out |
| Wednesday, September 8 |
| » Defeated Cubs (61-79), 4-3 | Wrigley Field (2-7) | 78-61 | Won 2 |
| » W: Steve Carlton (19-9) L: Dick Tidrow (6-3) S: Ron Reed (11) | Second | ½ out |
| Friday, September 10 |
| » Defeated Pirates (74-66), 7-5 | Three Rivers Stadium (5-2) | 79-61 | Won 3 |
| » W: Dick Ruthven (11-10) L: John Candelaria (12-6) S: Sid Monge (2) | First | -- |
| Saturday, September 11 |
| » Lost to Pirates (75-66), 10-9 | Three Rivers Stadium (5-3) | 79-62 | |
| » W: Kent Tekulve (11-8) L: Ron Reed (4-5) | Second | ½ out |
| Sunday, September 12 |
| » Lost to Pirates (76-66), 4-2 | Three Rivers Stadium (5-4) | 79-63 | Lost 2 |
| » W: Rick Rhoden (10-12) L: Larry Christenson (8-10) S: Kent Tekulve (19) | Second | ½ out |
| Monday, September 13 |
| » Defeated Cardinals (79-63), 2-0 | Veteran's Stadium (45-24) | 80-63 | |
| » W: Steve Carlton (20-9) L: Bob Forsch (14-9) | First | -- |
| Tuesday, September 14 |
| » Lost to Cardinals (80-63), 2-0 | Veteran's Stadium (45-25) | 80-64 | |
| » W: John Stuper (7-6) L: Mike Krukow (12-10) S: Bruce Sutter (32) | Second | ½ out |
| Wednesday, September 15 |
| » Lost to Cardinals (81-63), 8-0 | Veteran's Stadium (45-26) | 80-65 | Lost 2 |
| » W: Joaquin Andujar (13-10) L: John Denny (6-12) | Second | 1½ out |
| Friday, September 17 |
| » Lost to Pirates (78-68), 4-2 | Veteran's Stadium (45-27) | 80-66 | Lost 3 |
| » W: Rick Rhoden (11-12) L: Steve Carlton (20-10) S: Kent Tekulve (20) | Second | 3 out |
| Saturday, September 18 |
| » Defeated Pirates (78-69), 5-4 | Veteran's Stadium (46-27) | 81-66 | |
| » W: Sid Monge (7-1) L: Don Robinson (15-11) S: Ron Reed (12) | Second | 3½ out |
| Sunday, September 19 |
| » Lost to Pirates (79-69), 8-1 | Veteran's Stadium (46-28) | 81-67 | |
| » W: Manny Sarmiento (8-3) L: Mike Krukow (12-11) | Second | 4½ out |
| » Major-league debuts: Jay Baller (Phillies) |
| Monday, September 20 |
| » Lost to Cardinals (87-63), 4-1 | Busch Stadium II (2-6) | 81-68 | Lost 2 |
| » W: Joaquin Andujar (14-10) L: John Denny (6-13) S: Bruce Sutter (34) | Second | 5½ out |
| Tuesday, September 21 |
| » Defeated Cardinals (87-64), 5-2 | Busch Stadium II (3-6) | 82-68 | |
| » W: Steve Carlton (21-10) L: Eric Rasmussen (0-1) | Second | 4½ out |
| Wednesd |
