Reds || 4–3 || Steve Carlton (8–4) || Joe Price (3–7) || Al Holland (20) || 14,083 || 50–40 |- style="background:#bfb" | 91 || July 18 || @ Reds || 7–5 || Shane Rawley (5–4) || Jeff Russell (4–11) || Al Holland (21) || 13,539 || 51–40 |- style="background:#bfb" | 92 || July 19 || @ Braves || 9–1 || Jerry Koosman (11–7) || Craig McMurtry (7–11) || None || 20,227 || 52–40 |- style="background:#fbb" | 93 || July 20 || @ Braves || 1–13 || Len Barker (7–7) || Charles Hudson (8–7) || None || 29,162 || 52–41 |- style="background:#fbb" | 94 || July 21 || @ Braves || 3–5 || Rick Camp (5–2) || Kevin Gross (5–5) || Donnie Moore (10) || 34,890 || 52–42 |- style="background:#bfb" | 95 || July 22 || @ Braves || 6–2 || Steve Carlton (9–4) || Rick Mahler (6–6) || None || 26,334 || 53–42 |- style="background:#fbb" | 96 || July 23 || Cubs || 2–3 || Rick Sutcliffe (11–6) || Shane Rawley (5–5) || Lee Smith (21) || 32,243 || 53–43 |- style="background:#bfb" | 97 || July 24 || Cubs || 3–2 || Jerry Koosman (12–7) || Tim Stoddard (7–2) || Al Holland (22) || 37,063 || 54–43 |- style="background:#fbb" | 98 || July 25 || Cubs || 4–9 || Dennis Eckersley (8–10) || Charles Hudson (8–8) || None || 45,183 || 54–44 |- style="background:#fbb" | 99 || July 27 || Expos || 1–6 || David Palmer (5–3) || Steve Carlton (9–5) || Bob James (7) || 30,222 || 54–45 |- style="background:#fbb" | 100 || July 28 || Expos || 1–4 || Bryn Smith (9–8) || Shane Rawley (5–6) || None || 34,303 || 54–46 |- style="background:#bfb" | 101 || July 29 || Expos || 6–4 || Kevin Gross (6–5) || Jeff Reardon (3–4) || None || 40,965 || 55–46 |- style="background:#fbb" | 102 || July 30 || @ Cubs || 2–3 || Dennis Eckersley (9–10) || Charles Hudson (8–9) || Lee Smith (22) || 29,425 || 55–47 |- style="background:#bfb" | 103 || July 31 || @ Cubs || 2–1 (10) || Al Holland (5–5) || Tim Stoddard (7–3) || Bill Campbell (1) || 30,175 || 56–47 |- |- style="background:#fbb" | 104 || August 1 || @ Cubs || 4–5 || Lee Smith (6–4) || Al Holland (5–6) || None || 32,900 || 56–48 |- style="background:#bfb" | 105 || August 2