121 || August 24 || Pirates || 1–5 || Murry Dickson (17–11) || Jocko Thompson (3–8) || None || 8,847 || 60–61 |- style="background:#fbb" | 122 || August 25 || Pirates || 2–3 (12) || Don Carlsen (2–0) || Jim Konstanty (4–11) || None || 5,276 || 60–62 |- style="background:#fbb" | 123 || August 26 (1) || Reds || 2–4 || Ewell Blackwell (14–11) || Robin Roberts (17–11) || None || see 2nd game || 60–63 |- style="background:#bfb" | 124 || August 26 (2) || Reds || 2–0 || Niles Jordan (1–0) || Willie Ramsdell (9–13) || None || 13,899 || 61–63 |- style="background:#bfb" | 125 || August 27 (1) || Reds || 2–0 || Jocko Thompson (4–8) || Herm Wehmeier (2–9) || None || see 2nd game || 62–63 |- style="background:#bfb" | 126 || August 27 (2) || Reds || 3–0 || Ken Johnson (5–4) || Ken Raffensberger (12–17) || None || 9,766 || 63–63 |- style="background:#fbb" | 127 || August 28 || Cardinals || 0–2 || Max Lanier (9–8) || Bubba Church (13–9) || None || 9,048 || 63–64 |- style="background:#fbb" | 128 || August 29 || Cardinals || 2–3 || Gerry Staley (15–13) || Ken Heintzelman (6–11) || Harry Brecheen (1) || 20,717 || 63–65 |- style="background:#fbb" | 129 || August 30 || Cardinals || 3–6 || Al Brazle (4–2) || Niles Jordan (1–1) || Harry Brecheen (2) || 10,297 || 63–66 |- |- style="background:#fbb" | 130 || September 1 || Braves || 4–9 || Warren Spahn (18–11) || Ken Heintzelman (6–12) || None || 7,439 || 63–67 |- style="background:#bfb" | 131 || September 2 || Braves || 5–3 (6) || Andy Hansen (2–0) || Dave Cole (1–4) || None || 5,544 || 64–67 |- style="background:#bfb" | 132 || September 3 (1) || @ Giants || 6–3 || Robin Roberts (18–11) || Al Corwin (5–1) || None || see 2nd game || 65–67 |- style="background:#fbb" | 133 || September 3 (2) || @ Giants || 1–3 || Dave Koslo (7–9) || Niles Jordan (1–2) || None || 31,397 || 65–68 |- style="background:#fbb" | 134 || September 5 || @ Dodgers || 2–5 || Ralph Branca (13–6) || Ken Johnson (5–5) || None || 23,130 || 65–69 |- style="background:#bbb" | – || September 6 || @ Dodgers || colspan=6 | Postponed (rain); Makeup: September 21 |- style="background:#fbb" | 135 || September 7 || @ Dodgers || 6–11 ||