August 17 || @ Dodgers || 1–2 || Rick Honeycutt (10–7) || Steve Carlton (11–6) || Ken Howell (3) || 43,175 || 63–56 |- style="background:#bfb" | 120 || August 18 || @ Dodgers || 6–5 || Jerry Koosman (13–10) || Ken Howell (2–3) || Al Holland (26) || 45,619 || 64–56 |- style="background:#bfb" | 121 || August 19 || @ Dodgers || 6–3 || Shane Rawley (8–6) || Bob Welch (10–12) || None || 33,015 || 65–56 |- style="background:#bfb" | 122 || August 20 || @ Giants || 6–4 || John Denny (6–3) || Mark Calvert (2–4) || Al Holland (27) || 7,970 || 66–56 |- style="background:#bfb" | 123 || August 21 || @ Giants || 12–5 || Kevin Gross (7–5) || Frank Williams (6–2) || None || 5,560 || 67–56 |- style="background:#fbb" | 124 || August 22 || @ Giants || 5–7 || Mark Davis (4–15) || Al Holland (5–8) || Gary Lavelle (9) || 8,053 || 67–57 |- style="background:#bfb" | 125 || August 24 || Dodgers || 6–5 (10) || Kevin Gross (8–5) || Jerry Reuss (2–6) || None || 35,541 || 68–57 |- style="background:#fbb" | 126 || August 25 || Dodgers || 4–7 || Bob Welch (11–12) || John Denny (6–4) || Ken Howell (4) || 30,253 || 68–58 |- style="background:#bfb" | 127 || August 26 || Dodgers || 10–8 || Bill Campbell (6–4) || Burt Hooton (1–4) || Larry Andersen (4) || 33,255 || 69–58 |- style="background:#bfb" | 128 || August 27 || Padres || 9–1 || Jerry Koosman (14–10) || Tim Lollar (10–11) || None || 26,302 || 70–58 |- style="background:#bfb" | 129 || August 28 || Padres || 11–8 || Shane Rawley (9–6) || Andy Hawkins (7–7) || Al Holland (28) || 25,679 || 71–58 |- style="background:#fbb" | 130 || August 29 || Padres || 0–2 || Mark Thurmond (11–7) || John Denny (6–5) || None || 25,131 || 71–59 |- style="background:#fbb" | 131 || August 30 (1) || Giants || 5–6 || Bob Lacey (1–2) || Al Holland (5–9) || Greg Minton (16) || see 2nd game || 71–60 |- style="background:#bfb" | 132 || August 30 (2) || Giants || 6–5 || Larry Andersen (2–3) || Mark Davis (4–16) || None || 36,354 || 72–60 |- style="background:#fbb" | 133 || August 31 || Giants || 5–6 || Bill Laskey (7–11) || Jerry Koosman (14–11) || Mike Krukow (1) || 21,530 || 72–61 |-