June 23 || Pirates || 3–2 || Don Carman (2–1) || Jim Winn (2–3) || None || 29,082 || 28–38 |- style="background:#bbb" | – || June 24 || Cardinals || colspan=6 | Postponed (rain); Makeup: August 10 as a traditional double-header |- style="background:#bfb" | 67 || June 25 || Cardinals || 3–1 || Jerry Koosman (3–1) || Joaquín Andújar (12–3) || None || 24,432 || 29–38 |- style="background:#bfb" | 68 || June 25 || Cardinals || 6–4 || John Denny (5–5) || Danny Cox (9–3) || Kent Tekulve (6) || 22,213 || 30–38 |- style="background:#fbb" | 69 || June 27 || Cardinals || 3–4 || Kurt Kepshire (5–5) || Shane Rawley (5–6) || Jeff Lahti (6) || 22,691 || 30–39 |- style="background:#fbb" | 70 || June 28 || @ Expos || 3–5 || Bryn Smith (9–3) || Charles Hudson (3–7) || Tim Burke (2) || 15,031 || 30–40 |- style="background:#bfb" | 71 || June 29 || @ Expos || 6–2 || Kevin Gross (6–7) || Mickey Mahler (1–2) || None || 22,813 || 31–40 |- style="background:#bfb" | 72 || June 30 || @ Expos || 3–2 || Kent Tekulve (4–2) || Jeff Reardon (2–3) || None || 35,085 || 32–40 |- |- style="background:#fbb" | 73 || July 1 || Cubs || 1–3 || Ray Fontenot (3–3) || John Denny (5–6) || Lee Smith (17) || 23,091 || 32–41 |- style="background:#bfb" | 74 || July 2 || Cubs || 11–2 || Shane Rawley (6–6) || Rick Sutcliffe (7–7) || None || 23,005 || 33–41 |- style="background:#fbb" | 75 || July 3 || Cubs || 3–4 || Lee Smith (4–2) || Kent Tekulve (4–3) || None || 56,092 || 33–42 |- style="background:#bfb" | 76 || July 4 || Reds || 3–1 || Kevin Gross (7–7) || Mario Soto (8–8) || None || 21,291 || 34–42 |- style="background:#bfb" | 77 || July 5 || Reds || 5–2 || Larry Andersen (3–2) || Tom Browning (7–6) || Don Carman (3) || 25,001 || 35–42 |- style="background:#fbb" | 78 || July 6 || Reds || 2–4 || Ron Robinson (4–0) || John Denny (5–7) || Ted Power (14) || 25,161 || 35–43 |- style="background:#fbb" | 79 || July 7 || Reds || 2–3 (10) || John Franco (5–1) || Kent Tekulve (4–4) || Ted Power (15) || 32,014 || 35–44 |- style="background:#bfb" | 80 || July 8 || @ Astros || 7–4 || Charles Hudson