|| Cardinals || 4–6 || Ken Hill (4–4) || Terry Mulholland (0–1) || Ken Dayley (5) || || 23–42–1 |- style="background:#fbb" | 67 || June 20 || Cardinals || 3–5 || Frank DiPino (4–0) || Steve Ontiveros (2–1) || Todd Worrell (8) || 27,285 || 23–43–1 |- style="background:#bbb" | – || June 21 || Cardinals || colspan=6 | Postponed (rain); |- style="background:#bfb" | 68 || June 22 || Cardinals || 11–2 || Dennis Cook (2–0) || José DeLeón (8–6) || None || 26,006 || 24–43–1 |- style="background:#fbb" | 69 || June 23 || @ Mets || 3–9 || Bob Ojeda (5–6) || Ken Howell (6–4) || Randy Myers (10) || 44,828 || 24–44–1 |- style="background:#fbb" | 70 || June 24 || @ Mets || 2–4 || Ron Darling (5–5) || Floyd Youmans (1–5) || Randy Myers (11) || 48,323 || 24–45–1 |- style="background:#fbb" | 71 || June 25 || @ Mets || 1–5 || Sid Fernandez (5–2) || Terry Mulholland (0–2) || None || 47,692 || 24–46–1 |- style="background:#bfb" | 72 || June 26 || @ Cardinals || 5–4 || Jeff Parrett (4–2) || Todd Worrell (1–2) || Roger McDowell (5) || 32,723 || 25–46–1 |- style="background:#bfb" | 73 || June 27 || @ Cardinals || 4–2 || Dennis Cook (3–0) || José DeLeón (8–7) || Roger McDowell (6) || 30,482 || 26–46–1 |- style="background:#fbb" | 74 || June 28 || @ Cardinals || 1–2 || Joe Magrane (7–6) || Ken Howell (6–5) || None || 37,018 || 26–47–1 |- style="background:#bfb" | 75 || June 30 || Braves || 4–2 || Terry Mulholland (1–2) || Zane Smith (1–12) || Jeff Parrett (2) || || 27–47–1 |- style="background:#fbb" | 76 || June 30 || Braves || 1–3 || Derek Lilliquist (5–4) || Larry McWilliams (2–8) || Joe Boever (13) || 25,586 || 27–48–1 |- style="background:#bfb" | 77 || July 1 || Braves || 4–2 || Bruce Ruffin (1–3) || Pete Smith (2–9) || Roger McDowell (7) || 33,045 || 28–48–1 |- style="background:#fbb" | 78 || July 2 || Braves || 1–3 || John Smoltz (10–6) || Dennis Cook (3–1) || None || 28,524 || 28–49–1 |- style="background:#bfb" | 79 || July 3 || Reds || 2–1 || Ken Howell (7–5) || José Rijo (7–6) || Roger McDowell (8) || 56,498 || 29–49–1 |- style="background:#fbb" | 80 || July 4 || Reds || 1–2 || Tom Browning (7–6) || Terry Mulholland (1–3)