| 1987-04-06 | @ SFN | 1 | L 3-4 | 0-1 | 6 | 52,020 | Eric Show | Mike Krukow | Jeff Robinson | Dave Dravecky | | 3 | 4 | -1 |
| 1987-04-07 | @ SFN | 2 | L 3-4 | 0-2 | 6 | 11,670 | Ed Whitson | Mike LaCoss | Mike LaCoss | Ed Whitson | Jeff Robinson | 6 | 8 | -2 |
| 1987-04-08 | @ SFN | 3 | L 1-2 | 0-3 | 6 | 9,618 | Andy Hawkins | Roger Mason | Roger Mason | Andy Hawkins | Scott Garrelts | 7 | 10 | -3 |
| 1987-04-10 | @ CIN | 4 | L 3-6 | 0-4 | 6 | 26,305 | Storm Davis | Ted Power | Rob Murphy | Dave Dravecky | John Franco | 10 | 16 | -6 |
| 1987-04-11 | @ CIN | 5 | L 1-5 | 0-5 | 6 | 19,621 | Eric Show | Tom Browning | Tom Browning | Eric Show | | 11 | 21 | -10 |
| 1987-04-12 | @ CIN | 6 | W 5-2 | 1-5 | 6 | 23,236 | Ed Whitson | Guy Hoffman | Ed Whitson | Guy Hoffman | Lance McCullers | 16 | 23 | -7 |
| 1987-04-13 | vs SFN | 7 | L 6-13 | 1-6 | 6 | 48,686 | Andy Hawkins | Roger Mason | Jim Gott | Dave Dravecky | Jeff Robinson | 22 | 36 | -14 |
| 1987-04-14 | vs SFN | 8 | L 2-3 | 1-7 | 6 | 13,327 | Ed Wojna | Mark Davis | Mark Grant | Ed Wojna | Scott Garrelts | 24 | 39 | -15 |
| 1987-04-15 | vs SFN | 9 | L 0-1 | 1-8 | 6 | 14,616 | Storm Davis | Kelly Downs | Kelly Downs | Storm Davis | | 24 | 40 | -16 |
| 1987-04-16 | vs LAN | 10 | W 3-2 | 2-8 | 6 | 28,686 | Eric Show | Orel Hershiser | Lance McCullers | Matt Young | | 27 | 42 | -15 |
| 1987-04-17 | vs LAN | 11 | L 3-5 | 2-9 | 6 | 34,731 | Ed Whitson | Fernando Valenzuela | Fernando Valenzuela | Ed Whitson | | 30 | 47 | -17 |
| 1987-04-18 | vs LAN | 12 | L 2-5 | 2-10 | 6 | 20,915 | Andy Hawkins | Brian Holton | Ken Howell | Lance McCullers | | 32 | 52 | -20 |
| 1987-04-19 | vs LAN | 13 | L 1-9 | 2-11 | 6 | 16,430 | Ed Wojna | Bob Welch | Bob Welch | Ed Wojna | | 33 | 61 | -28 |
| 1987-04-20 | vs CIN | 14 | L 3-12 | 2-12 | 6 | 11,295 | Storm Davis | Guy Hoffman | Guy Hoffman | Storm Davis | | 36 | 73 | -37 |
| 1987-04-21 | vs CIN | 15 | W 3-2 | 3-12 | 6 | 12,983 | Eric Show | Mario Soto | Lance McCullers | Rob Murphy | | 39 | 75 | -36 |
| 1987-04-22 | vs CIN | 16 | W 6-3 | 4-12 | 6 | 13,852 | Ed Whitson | Bill Landrum | Ed Whitson | Bill Landrum | Craig Lefferts | 45 | 78 | -33 |
| 1987-04-23 | vs CIN | 17 | L 2-3 | 4-13 | 6 | 15,966 | Andy Hawkins | Tom Browning | Tom Browning | Andy Hawkins | Ron Robinson | 47 | 81 | -34 |
| 1987-04-24 | @ LAN | 18 | L 0-5 | 4-14 | 6 | 48,980 | Ed Wojna | Bob Welch | Bob Welch | Ed Wojna | | 47 | 86 | -39 |
| 1987-04-25 | @ LAN | 19 | L 2-4 | 4-15 | 6 | 48,687 | Storm Davis | Orel Hershiser | Orel Hershiser | Storm Davis | | 49 | 90 | -41 |
| 1987-04-26 | @ LAN | 20 | W 4-0 | 5-15 | 6 | 48,116 | Eric Show | Rick Honeycutt | Eric Show | Rick Honeycutt | | 53 | 90 | -37 |
| 1987-04-28 | @ SLN | 21 | W 5-2 | 6-15 | 6 | 25,573 | Ed Whitson | Tim Conroy | Ed Whitson | Tim Conroy | Lance McCullers | 58 | 92 | -34 |
| 1987-04-29 | @ SLN | 22 | L 6-10 | 6-16 | 6 | 22,575 | Andy Hawkins | Danny Cox | Pat Perry | Lance McCullers | | 64 | 102 | -38 |
| 1987-04-30 | @ SLN | 23 | L 4-5 | 6-17 | 6 | 24,081 | Storm Davis | Greg Mathews | Greg Mathews | Storm Davis | Pat Perry | 68 | 107 | -39 |
| 1987-05-01 | @ CHN | 24 | L 5-7 | 6-18 | 6 | 16,100 | Eric Show | Scott Sanderson | Frank DiPino | Lance McCullers | Lee Smith | 73 | 114 | -41 |
| 1987-05-02 | @ CHN | 25 | L 3-7 | 6-19 | 6 | 25,428 | Ed Whitson | Steve Trout | Steve Trout | Ed Whitson | Ed Lynch | 76 | 121 | -45 |
| 1987-05-03 | @ CHN | 26 | L 2-4 | 6-20 | 6 | 27,202 | Andy Hawkins | Rick Sutcliffe | Rick Sutcliffe | Andy Hawkins | Lee Smith | 78 | 125 | -47 |
| 1987-05-04 | vs PIT | 27 | W 9-5 | 7-20 | 6 | 22,306 | Storm Davis | Bob Patterson | Storm Davis | Bob Patterson | Lance McCullers | 87 | 130 | -43 |
| 1987-05-05 | vs PIT | 28 | L 8-10 | 7-21 | 6 | 12,642 | Eric Show | Dorn Taylor | Bob Walk | Eric Show | Don Robinson | 95 | 140 | -45 |
| 1987-05-06 | vs SLN | 29 | L 0-3 | 7-22 | 6 | 11,937 | Ed Whitson | Joe Magrane | Joe Magrane | Ed Whitson | | 95 | 143 | -48 |
| 1987-05-07 | vs SLN | 30 | L 10-17 | 7-23 | 6 | 15,607 | Andy Hawkins | Bob Forsch | Bob Forsch | Andy Hawkins | | 105 | 160 | -55 |
| 1987-05-08 | vs CHN | 31 | L 3-6 | 7-24 | 6 | 46,533 | Storm Davis | Rick Sutcliffe | Rick Sutcliffe | Storm Davis | Lee Smith | 108 | 166 | -58 |
| 1987-05-09 | vs CHN | 32 | L 2-5 | 7-25 | 6 | 19,088 | Eric Show | Greg Maddux | Greg Maddux | Eric Show | Lee Smith | 110 | 171 | -61 |
| 1987-05-10 | vs CHN | 33 | W 14-2 | 8-25 | 6 | 14,682 | Ed Whitson | Jamie Moyer | Ed Whitson | Jamie Moyer | Greg Booker | 124 | 173 | -49 |
| 1987-05-12 | @ PIT | 34 | L 5-12 | 8-26 | 6 | 5,744 | Andy Hawkins | Rick Reuschel | Rick Reuschel | Andy Hawkins | | 129 | 185 | -56 |
| 1987-05-13 | @ PIT | 35 | L 5-9 | 8-27 | 6 | 7,916 | Dave Dravecky | Bob Kipper | Bob Walk | Craig Lefferts | Don Robinson | 134 | 194 | -60 |
| 1987-05-14 | @ PIT | 36 | L 3-10 | 8-28 | 6 | 5,592 | Eric Show | Brian Fisher | Brian Fisher | Eric Show | John Smiley | 137 | 204 | -67 |
| 1987-05-15 | @ PHI | 37 | L 4-7 | 8-29 | 6 | 22,907 | Ed Whitson | Shane Rawley | Shane Rawley | Ed Whitson | Steve Bedrosian | 141 | 211 | -70 |
| 1987-05-16 | @ PHI | 38 | L 0-9 | 8-30 | 6 | 21,713 | Jimmy Jones | Don Carman | Don Carman | Jimmy Jones | | 141 | 220 | -79 |
| 1987-05-17 | @ PHI | 39 | W 6-5 | 9-30 | 6 | 34,964 | Andy Hawkins | Michael Jackson | Andy Hawkins | Michael Jackson | Lance McCullers | 147 | 225 | -78 |
| 1987-05-18 | @ NYN | 40 | W 7-5 | 10-30 | 6 | 20,693 | Dave Dravecky | Ron Darling | Dave Dravecky | Ron Darling | Lance McCullers | 154 | 230 | -76 |
| 1987-05-19 | @ NYN | 41 | L 4-5 | 10-31 | 6 | 20,820 | Eric Show | John Mitchell | Roger McDowell | Eric Show | | 158 | 235 | -77 |
| 1987-05-20 | @ NYN | 42 | L 3-10 | 10-32 | 6 | 19,571 | Ed Whitson | Rick Aguilera | Rick Aguilera | Ed Whitson | | 161 | 245 | -84 |
| 1987-05-22 | vs MON | 43 | W 5-3 | 11-32 | 6 | 11,462 | Andy Hawkins | Bryn Smith | Andy Hawkins | Curt Brown | Rich Gossage | 166 | 248 | -82 |
| 1987-05-23 | vs MON | 44 | L 0-6 | 11-33 | 6 | 47,184 | Dave Dravecky | Neal Heaton | Neal Heaton | Dave Dravecky | | 166 | 254 | -88 |
| 1987-05-24 | vs MON | 45 | L 1-2 | 11-34 | 6 | 12,939 | Eric Show | Floyd Youmans | Floyd Youmans | Eric Show | Tim Burke | 167 | 256 | -89 |
| 1987-05-25 | vs PHI | 46 | L 4-6 | 11-35 | 6 | 11,504 | Ed Whitson | Michael Jackson | Dan Schatzeder | Dave Dravecky | Steve Bedrosian | 171 | 262 | -91 |
| 1987-05-26 | vs PHI | 47 | L 1-3 | 11-36 | 6 | 9,347 | Jimmy Jones | Shane Rawley | Shane Rawley | Jimmy Jones | Steve Bedrosian | 172 | 265 | -93 |
| 1987-05-27 | vs PHI | 48 | L 4-6 | 11-37 | 6 | 8,164 | Andy Hawkins | Don Carman | Don Carman | Andy Hawkins | Steve Bedrosian | 176 | 271 | -95 |
| 1987-05-29 | vs NYN | 49 | L 4-5 | 11-38 | 6 | 19,330 | Dave Dravecky | Ron Darling | Terry Leach | Craig Lefferts | Roger McDowell | 180 | 276 | -96 |
| 1987-05-30 | vs NYN | 50 | L 0-3 | 11-39 | 6 | 19,071 | Eric Show | Sid Fernandez | Sid Fernandez | Eric Show | | 180 | 279 | -99 |
| 1987-05-31 | vs NYN | 51 | W 1-0 | 12-39 | 6 | 17,811 | Ed Whitson | John Mitchell | Ed Whitson | John Mitchell | Rich Gossage | 181 | 279 | -98 |
| 1987-06-02 | @ MON | 52 | L 2-6 | 12-40 | 6 | 18,254 | Jimmy Jones | Bryn Smith | Bryn Smith | Jimmy Jones | | 183 | 285 | -102 |
| 1987-06-03 | @ MON | 53 | L 3-4 | 12-41 | 6 | 16,921 | Andy Hawkins | Neal Heaton | Neal Heaton | Andy Hawkins | Tim Burke | 186 | 289 | -103 |
| 1987-06-04 | @ MON | 54 | L 5-8 | 12-42 | 6 | 13,677 | Dave Dravecky | Floyd Youmans | Floyd Youmans | Storm Davis | Randy St. Claire | 191 | 297 | -106 |
| 1987-06-05 | @ ATL | 55 | W 10-3 | 13-42 | 6 | 14,278 | Eric Show | Doyle Alexander | Eric Show | Doyle Alexander | | 201 | 300 | -99 |
| 1987-06-06 | @ ATL | 56 | W 5-3 | 14-42 | 6 | 20,557 | Ed Whitson | Larry McWilliams | Ed Whitson | Larry McWilliams | Lance McCullers | 206 | 303 | -97 |
| 1987-06-07 | @ ATL | 57 | L 12-13 | 14-43 | 6 | 15,789 | Jimmy Jones | Rick Mahler | Gene Garber | Greg Booker | | 218 | 316 | -98 |
| 1987-06-08 | @ HOU | 58 | W 5-4 | 15-43 | 6 | 14,756 | Andy Hawkins | Bob Knepper | Craig Lefferts | Bob Knepper | Rich Gossage | 223 | 320 | -97 |
| 1987-06-09 | @ HOU | 59 | L 0-1 | 15-44 | 6 | 11,511 | Dave Dravecky | Danny Darwin | Danny Darwin | Dave Dravecky | Dave Smith | 223 | 321 | -98 |
| 1987-06-10 | @ HOU | 60 | L 1-10 | 15-45 | 6 | 20,276 | Storm Davis | Mike Scott | Mike Scott | Storm Davis | | 224 | 331 | -107 |
| 1987-06-11 | @ SFN | 61 | L 0-1 | 15-46 | 6 | 6,982 | Eric Show | Kelly Downs | Kelly Downs | Eric Show | | 224 | 332 | -108 |
| 1987-06-12 | @ SFN | 62 | W 5-0 | 16-46 | 6 | 12,577 | Ed Whitson | Mike LaCoss | Ed Whitson | Mike LaCoss | | 229 | 332 | -103 |
| 1987-06-13 | @ SFN | 63 | W 11-2 | 17-46 | 6 | 19,499 | Andy Hawkins | Atlee Hammaker | Andy Hawkins | Atlee Hammaker | Craig Lefferts | 240 | 334 | -94 |
| 1987-06-14 | @ SFN | 64 | W 4-1 | 18-46 | 6 | 27,249 | Dave Dravecky | Mark Davis | Dave Dravecky | Mark Davis | | 244 | 335 | -91 |
| 1987-06-16 | vs LAN | 65 | W 3-2 | 19-46 | 6 | 22,968 | Eric Show | Rick Honeycutt | Lance McCullers | Alejandro Pena | Rich Gossage | 247 | 337 | -90 |
| 1987-06-17 | vs LAN | 66 | W 8-7 | 20-46 | 6 | 23,461 | Ed Whitson | Fernando Valenzuela | Craig Lefferts | Brian Holton | Lance McCullers | 255 | 344 | -89 |
| 1987-06-18 | vs SFN | 67 | W 3-1 | 21-46 | 6 | 13,856 | Storm Davis | Atlee Hammaker | Storm Davis | Atlee Hammaker | Rich Gossage | 258 | 345 | -87 |
| 1987-06-19 | vs SFN | 68 | L 6-7 | 21-47 | 6 | 19,288 | Dave Dravecky | Mark Davis | Jeff Robinson | Lance McCullers | Scott Garrelts | 264 | 352 | -88 |
| 1987-06-20 | vs SFN | 69 | W 10-4 | 22-47 | 6 | 50,494 | Andy Hawkins | Jim Gott | Jimmy Jones | Jeff Robinson | Lance McCullers | 274 | 356 | -82 |
| 1987-06-21 | vs SFN | 70 | L 2-11 | 22-48 | 6 | 19,856 | Eric Show | Kelly Downs | Kelly Downs | Eric Show | | 276 | 367 | -91 |
| 1987-06-23 | vs HOU | 71 | W 4-1 | 23-48 | 6 | 12,722 | Ed Whitson | Nolan Ryan | Ed Whitson | Nolan Ryan | | 280 | 368 | -88 |
| 1987-06-24 | vs HOU | 72 | L 7-12 | 23-49 | 6 | 17,483 | Jimmy Jones | Danny Darwin | Larry Andersen | Lance McCullers | | 287 | 380 | -93 |
| 1987-06-25 | vs HOU | 73 | W 4-1 | 24-49 | 6 | 15,959 | Dave Dravecky | Mike Scott | Dave Dravecky | Mike Scott | Lance McCullers | 291 | 381 | -90 |
| 1987-06-26 | vs ATL | 74 | W 5-1 | 25-49 | 6 | 13,266 | Eric Show | Rick Mahler | Eric Show | Rick Mahler | Rich Gossage | 296 | 382 | -86 |
| 1987-06-27 | vs ATL | 75 | W 8-4 | 26-49 | 6 | 26,276 | Andy Hawkins | Randy O'Neal | Lance McCullers | Jeff Dedmon | | 304 | 386 | -82 |
| 1987-06-28 | vs ATL | 76 | L 2-5 | 26-50 | 6 | 16,724 | Ed Whitson | Charlie Puleo | Charlie Puleo | Ed Whitson | Gene Garber | 306 | 391 | -85 |
| 1987-06-29 | @ LAN | 77 | W 3-0 | 27-50 | 6 | 42,738 | Storm Davis | Bob Welch | Jimmy Jones | Bob Welch | | 309 | 391 | -82 |
| 1987-06-30 | @ LAN | 78 | L 0-4 | 27-51 | 6 | 31,578 | Dave Dravecky | Orel Hershiser | Orel Hershiser | Dave Dravecky | | 309 | 395 | -86 |
| 1987-07-01 | @ LAN | 79 | W 4-0 | 28-51 | 6 | 45,722 | Eric Show | Rick Honeycutt | Eric Show | Rick Honeycutt | | 313 | 395 | -82 |
| 1987-07-03 | @ MON | 80 | L 1-2 | 28-52 | 6 | 21,193 | Andy Hawkins | Floyd Youmans | Floyd Youmans | Andy Hawkins | Jeff Parrett | 314 | 397 | -83 |
| 1987-07-04 | @ MON | 81 | L 3-4 | 28-53 | 6 | 20,905 | Ed Whitson | Neal Heaton | Tim Burke | Rich Gossage | | 317 | 401 | -84 |
| 1987-07-05 | @ MON | 82 | W 3-2 | 29-53 | 6 | 20,563 | Jimmy Jones | Bryn Smith | Rich Gossage | Jeff Parrett | | 320 | 403 | -83 |
| 1987-07-06 | @ CHN | 83 | L 0-7 | 29-54 | 6 | 20,508 | Mark Grant | Steve Trout | Steve Trout | Mark Grant | | 320 | 410 | -90 |
| 1987-07-07 | @ CHN | 84 | L 5-7 | 29-55 | 6 | 26,615 | Eric Show | Greg Maddux | Scott Sanderson | Eric Show | Lee Smith | 325 | 417 | -92 |
| 1987-07-08 | @ CHN | 85 | L 8-12 | 29-56 | 6 | 31,278 | Ed Whitson | Jamie Moyer | Les Lancaster | Lance McCullers | | 333 | 429 | -96 |
| 1987-07-10 | @ PIT | 86 | L 5-6 | 29-57 | 6 | 13,109 | Jimmy Jones | Bob Kipper | Don Robinson | Rich Gossage | | 338 | 435 | -97 |
| 1987-07-11 | @ PIT | 87 | W 3-1 | 30-57 | 6 | 27,476 | Mark Grant | Brian Fisher | Mark Grant | Brian Fisher | Mark Davis | 341 | 436 | -95 |
| 1987-07-12 | @ PIT | 88 | L 2-4 | 30-58 | 6 | 13,276 | Eric Show | Mike Dunne | Mike Dunne | Eric Show | Brett Gideon | 343 | 440 | -97 |
| 1987-07-16 | vs SLN | 89 | W 9-8 | 31-58 | 6 | 14,837 | Ed Whitson | Bob Forsch | Lance McCullers | Todd Worrell | | 352 | 448 | -96 |
| 1987-07-17 | vs SLN | 90 | L 3-4 | 31-59 | 6 | 15,466 | Mark Grant | Greg Mathews | Greg Mathews | Mark Grant | Todd Worrell | 355 | 452 | -97 |
| 1987-07-18 | vs SLN | 91 | W 4-3 | 32-59 | 6 | 30,691 | Eric Show | Joe Magrane | Rich Gossage | Ken Dayley | | 359 | 455 | -96 |
| 1987-07-19 | vs SLN | 92 | L 4-5 | 32-60 | 6 | 20,701 | Jimmy Jones | Ricky Horton | Ken Dayley | Rich Gossage | Todd Worrell | 363 | 460 | -97 |
| 1987-07-20 | vs CHN | 93 | W 7-4 | 33-60 | 6 | 15,113 | Andy Hawkins | Bob Tewksbury | Lance McCullers | Bob Tewksbury | Mark Davis | 370 | 464 | -94 |
| 1987-07-21 | vs CHN | 94 | W 4-3 | 34-60 | 6 | 17,305 | Ed Whitson | Jamie Moyer | Mark Davis | Jamie Moyer | | 374 | 467 | -93 |
| 1987-07-22 | vs CHN | 95 | L 3-6 | 34-61 | 6 | 18,614 | Mark Grant | Rick Sutcliffe | Rick Sutcliffe | Mark Grant | | 377 | 473 | -96 |
| 1987-07-23 | vs PIT | 96 | W 2-1 | 35-61 | 6 | 14,911 | Eric Show | Doug Drabek | Eric Show | Doug Drabek | Rich Gossage | 379 | 474 | -95 |
| 1987-07-24 | vs PIT | 97 | L 2-3 | 35-62 | 6 | 17,136 | Jimmy Jones | Mike Dunne | Mike Dunne | Jimmy Jones | Brett Gideon | 381 | 477 | -96 |
| 1987-07-25 | vs PIT | 98 | L 3-9 | 35-63 | 6 | 19,764 | Andy Hawkins | Brian Fisher | Brian Fisher | Andy Hawkins | | 384 | 486 | -102 |
| 1987-07-26 | vs PIT | 99 | W 7-4 | 36-63 | 6 | 13,219 | Ed Whitson | Bob Kipper | Ed Whitson | Bob Kipper | | 391 | 490 | -99 |
| 1987-07-28 | @ CIN | 100 | L 7-8 | 36-64 | 6 | 24,209 | Mark Grant | Tom Browning | John Franco | Mark Davis | | 398 | 498 | -100 |
| 1987-07-29 | @ CIN | 101 | L 5-15 | 36-65 | 6 | 20,914 | Eric Show | Ted Power | Rob Murphy | Eric Show | | 403 | 513 | -110 |
| 1987-07-30 | @ CIN | 102 | W 12-8 | 37-65 | 6 | 25,780 | Jimmy Jones | Guy Hoffman | Jimmy Jones | Guy Hoffman | | 415 | 521 | -106 |
| 1987-07-31 | @ HOU | 103 | W 6-2 | 38-65 | 6 | 28,377 | Ed Whitson | Danny Darwin | Ed Whitson | Danny Darwin | Lance McCullers | 421 | 523 | -102 |
| 1987-08-01 | @ HOU | 104 | W 6-0 | 39-65 | 6 | 24,167 | Eric Nolte | Jeff Heathcock | Eric Nolte | Jeff Heathcock | | 427 | 523 | -96 |
| 1987-08-02 | @ HOU | 105 | L 0-6 | 39-66 | 6 | 21,562 | Mark Grant | Mike Scott | Mike Scott | Mark Grant | | 427 | 529 | -102 |
| 1987-08-04 | @ ATL | 106 | L 7-12 | 39-67 | 6 | 7,185 | Eric Show | Charlie Puleo | Charlie Puleo | Eric Show | | 434 | 541 | -107 |
| 1987-08-05 | @ ATL | 107 | W 7-3 | 40-67 | 6 | 10,943 | Jimmy Jones | Doyle Alexander | Jimmy Jones | Doyle Alexander | Rich Gossage | 441 | 544 | -103 |
| 1987-08-06 | @ ATL | 108 | W 7-4 | 41-67 | 6 | 7,671 | Ed Whitson | Rick Mahler | Lance McCullers | Gene Garber | Rich Gossage | 448 | 548 | -100 |
| 1987-08-07 | vs HOU | 109 | W 7-1 | 42-67 | 6 | 17,194 | Eric Nolte | Mike Scott | Mark Davis | Mike Scott | Lance McCullers | 455 | 549 | -94 |
| 1987-08-08 | vs HOU | 110 | W 4-3 | 43-67 | 6 | 20,466 | Mark Grant | Nolan Ryan | Rich Gossage | Dave Meads | | 459 | 552 | -93 |
| 1987-08-09 | vs HOU | 111 | W 4-3 | 44-67 | 6 | 10,893 | Eric Show | Bob Knepper | Eric Show | Bob Knepper | Rich Gossage | 463 | 555 | -92 |
| 1987-08-10 | vs ATL | 112 | W 2-0 | 45-67 | 6 | 21,128 | Jimmy Jones | Doyle Alexander | Jimmy Jones | Doyle Alexander | | 465 | 555 | -90 |
| 1987-08-11 | vs ATL | 113 | W 7-6 | 46-67 | 6 | 12,512 | Ed Whitson | Rick Mahler | Mark Davis | Gene Garber | | 472 | 561 | -89 |
| 1987-08-12 | vs ATL | 114 | L 1-2 | 46-68 | 6 | 14,400 | Eric Nolte | Zane Smith | Zane Smith | Eric Nolte | | 473 | 563 | -90 |
| 1987-08-13 | vs ATL | 115 | W 5-3 | 47-68 | 6 | 14,105 | Mark Grant | David Palmer | Mark Grant | David Palmer | Lance McCullers | 478 | 566 | -88 |
| 1987-08-14 | vs CIN | 116 | L 0-2 | 48-69 | 6 | 0 | Eric Show | Ted Power | Ted Power | Eric Show | John Franco | 478 | 568 | -90 |
| 1987-08-14 | vs CIN | 117 | W 15-8 | 48-69 | 6 | 32,080 | Jimmy Jones | Guy Hoffman | Greg Booker | Guy Hoffman | | 493 | 576 | -83 |
| 1987-08-16 | vs CIN | 118 | L 0-2 | 48-70 | 6 | 18,884 | Ed Whitson | Ron Robinson | Ron Robinson | Ed Whitson | John Franco | 493 | 578 | -85 |
| 1987-08-18 | @ PHI | 119 | W 9-4 | 49-70 | 6 | 27,867 | Eric Nolte | Don Carman | Rich Gossage | Wally Ritchie | | 502 | 582 | -80 |
| 1987-08-19 | @ PHI | 120 | L 5-6 | 49-71 | 6 | 30,595 | Mark Grant | Bruce Ruffin | Bruce Ruffin | Mark Grant | Jeff Calhoun | 507 | 588 | -81 |
| 1987-08-20 | @ PHI | 121 | L 2-10 | 49-72 | 6 | 23,446 | Eric Show | Freddie Toliver | Freddie Toliver | Eric Show | Wally Ritchie | 509 | 598 | -89 |
| 1987-08-21 | @ NYN | 122 | W 6-2 | 50-72 | 6 | 41,088 | Jimmy Jones | Ron Darling | Jimmy Jones | Ron Darling | | 515 | 600 | -85 |
| 1987-08-22 | @ NYN | 123 | W 8-3 | 51-72 | 6 | 38,476 | Ed Whitson | Sid Fernandez | Mark Davis | Sid Fernandez | Rich Gossage | 523 | 603 | -80 |
| 1987-08-23 | @ NYN | 124 | L 2-9 | 51-73 | 6 | 42,951 | Eric Nolte | Dwight Gooden | Dwight Gooden | Eric Nolte | Roger McDowell | 525 | 612 | -87 |
| 1987-08-25 | vs MON | 125 | W 5-1 | 52-73 | 6 | 12,105 | Mark Grant | Neal Heaton | Mark Grant | Neal Heaton | Lance McCullers | 530 | 613 | -83 |
| 1987-08-26 | vs MON | 126 | L 5-6 | 52-74 | 6 | 11,108 | Eric Show | Dennis Martinez | Tim Burke | Lance McCullers | Bob McClure | 535 | 619 | -84 |
| 1987-08-27 | vs MON | 127 | L 0-3 | 52-75 | 6 | 8,446 | Jimmy Jones | Bryn Smith | Bryn Smith | Jimmy Jones | Andy McGaffigan | 535 | 622 | -87 |
| 1987-08-28 | vs PHI | 128 | L 1-8 | 52-76 | 6 | 12,711 | Ed Whitson | Don Carman | Don Carman | Ed Whitson | | 536 | 630 | -94 |
| 1987-08-29 | vs PHI | 129 | W 3-1 | 53-76 | 6 | 12,492 | Eric Nolte | Bruce Ruffin | Eric Nolte | Bruce Ruffin | | 539 | 631 | -92 |
| 1987-08-30 | vs PHI | 130 | W 6-1 | 54-76 | 6 | 12,072 | Mark Grant | Kevin Gross | Mark Grant | Kevin Gross | | 545 | 632 | -87 |
| 1987-08-31 | vs NYN | 131 | L 5-6 | 54-77 | 6 | 11,708 | Eric Show | Ron Darling | Jesse Orosco | Keith Comstock | Roger McDowell | 550 | 638 | -88 |
| 1987-09-01 | vs NYN | 132 | L 1-9 | 54-78 | 6 | 14,669 | Jimmy Jones | David Cone | David Cone | Jimmy Jones | Randy Myers | 551 | 647 | -96 |
| 1987-09-02 | vs NYN | 133 | L 3-4 | 54-79 | 6 | 16,069 | Ed Whitson | Dwight Gooden | Dwight Gooden | Ed Whitson | | 554 | 651 | -97 |
| 1987-09-04 | @ SLN | 134 | L 2-4 | 54-80 | 6 | 34,319 | Eric Nolte | Joe Magrane | Todd Worrell | Mark Davis | | 556 | 655 | -99 |
| 1987-09-05 | @ SLN | 135 | W 4-1 | 55-80 | 6 | 49,555 | Mark Grant | Greg Mathews | Mark Grant | Greg Mathews | Lance McCullers | 560 | 656 | -96 |
| 1987-09-06 | @ SLN | 136 | L 4-6 | 55-81 | 6 | 42,402 | Eric Show | John Tudor | John Tudor | Eric Show | Todd Worrell | 564 | 662 | -98 |
| 1987-09-07 | @ ATL | 137 | W 11-4 | 56-81 | 6 | 5,295 | Jimmy Jones | Tom Glavine | Jimmy Jones | Tom Glavine | | 575 | 666 | -91 |
| 1987-09-08 | @ ATL | 138 | L 2-4 | 56-82 | 6 | 2,701 | Ed Whitson | Pete Smith | Pete Smith | Ed Whitson | Jim Acker | 577 | 670 | -93 |
| 1987-09-09 | @ ATL | 139 | L 2-3 | 56-83 | 6 | 2,501 | Eric Nolte | David Palmer | David Palmer | Eric Nolte | Jim Acker | 579 | 673 | -94 |
| 1987-09-10 | vs HOU | 140 | W 8-7 | 57-83 | 6 | 7,151 | Mark Grant | Bob Knepper | Rich Gossage | Manny Hernandez | | 587 | 680 | -93 |
| 1987-09-11 | vs HOU | 141 | W 11-0 | 58-83 | 6 | 38,725 | Eric Show | Mike Scott | Eric Show | Mike Scott | | 598 | 680 | -82 |
| 1987-09-13 | vs HOU | 142 | W 10-2 | 59-83 | 6 | 11,120 | Jimmy Jones | Jim Deshaies | Jimmy Jones | Jim Deshaies | | 608 | 682 | -74 |
| 1987-09-14 | @ SFN | 143 | L 3-4 | 59-84 | 6 | 11,378 | Ed Whitson | Mike Krukow | Craig Lefferts | Lance McCullers | | 611 | 686 | -75 |
| 1987-09-15 | @ SFN | 144 | L 3-13 | 59-85 | 6 | 16,252 | Eric Nolte | Atlee Hammaker | Atlee Hammaker | Eric Nolte | | 614 | 699 | -85 |
| 1987-09-16 | vs ATL | 145 | W 3-0 | 60-85 | 6 | 7,892 | Mark Grant | Kevin Coffman | Mark Grant | Kevin Coffman | | 617 | 699 | -82 |
| 1987-09-17 | vs ATL | 146 | W 7-1 | 61-85 | 6 | 8,194 | Eric Show | Zane Smith | Eric Show | Zane Smith | | 624 | 700 | -76 |
| 1987-09-18 | @ HOU | 147 | W 2-1 | 62-85 | 6 | 13,182 | Jimmy Jones | Jim Deshaies | Lance McCullers | Dave Smith | | 626 | 701 | -75 |
| 1987-09-19 | @ HOU | 148 | W 2-1 | 63-85 | 6 | 20,909 | Ed Whitson | Nolan Ryan | Dave Leiper | Manny Hernandez | Lance McCullers | 628 | 702 | -74 |
| 1987-09-20 | @ HOU | 149 | L 2-3 | 63-86 | 6 | 10,328 | Eric Nolte | Mike Scott | Mike Scott | Mark Davis | | 630 | 705 | -75 |
| 1987-09-22 | @ CIN | 150 | L 3-5 | 63-87 | 6 | 13,270 | Mark Grant | Dennis Rasmussen | Dennis Rasmussen | Mark Grant | John Franco | 633 | 710 | -77 |
| 1987-09-23 | @ CIN | 151 | W 6-4 | 64-87 | 6 | 17,082 | Eric Show | Ted Power | Mark Davis | Jeff Montgomery | Dave Leiper | 639 | 714 | -75 |
| 1987-09-24 | @ CIN | 152 | L 4-5 | 64-88 | 6 | 12,639 | Jimmy Jones | Guy Hoffman | Pat Pacillo | Lance McCullers | John Franco | 643 | 719 | -76 |
| 1987-09-25 | @ LAN | 153 | L 3-5 | 64-89 | 6 | 20,995 | Ed Whitson | Tim Belcher | Tim Belcher | Ed Whitson | Alejandro Pena | 646 | 724 | -78 |
| 1987-09-26 | @ LAN | 154 | L 1-3 | 64-90 | 6 | 18,357 | Eric Nolte | Bob Welch | Bob Welch | Eric Nolte | | 647 | 727 | -80 |
| 1987-09-27 | @ LAN | 155 | L 3-4 | 64-91 | 6 | 24,179 | Mark Grant | Fernando Valenzuela | Tim Crews | Rich Gossage | Alejandro Pena | 650 | 731 | -81 |
| 1987-09-28 | vs SFN | 156 | L 4-5 | 64-92 | 6 | 29,844 | Eric Show | Dave Dravecky | Don Robinson | Lance McCullers | | 654 | 736 | -82 |
| 1987-09-29 | vs SFN | 157 | L 3-5 | 64-93 | 6 | 9,682 | Jimmy Jones | Kelly Downs | Kelly Downs | Jimmy Jones | Craig Lefferts | 657 | 741 | -84 |
| 1987-09-30 | vs CIN | 158 | L 1-3 | 64-94 | 6 | 8,493 | Andy Hawkins | Tom Browning | Tom Browning | Andy Hawkins | John Franco | 658 | 744 | -86 |
| 1987-10-01 | vs CIN | 159 | L 3-4 | 64-95 | 6 | 9,316 | Eric Nolte | Pat Pacillo | Pat Pacillo | Eric Nolte | Pat Perry | 661 | 748 | -87 |
| 1987-10-02 | vs LAN | 160 | L 3-10 | 64-96 | 6 | 13,969 | Mark Grant | Fernando Valenzuela | Fernando Valenzuela | Mark Grant | | 664 | 758 | -94 |
| 1987-10-03 | vs LAN | 161 | W 1-0 | 65-96 | 6 | 21,995 | Jimmy Jones | Orel Hershiser | Jimmy Jones | Orel Hershiser | Lance McCullers | 665 | 758 | -93 |
| 1987-10-04 | vs LAN | 162 | L 3-5 | 65-97 | 6 | 33,474 | Ed Whitson | Shawn Hillegas | Shawn Hillegas | Ed Whitson | Alejandro Pena | 668 | 763 | -95 |