|| None || 14,134 || 11–11 |- style="background:#fbb" | 23 || May 10 || Pirates || 0–2 || Murry Dickson (4–1) || Bubba Church (2–2) || None || 3,562 || 11–12 |- style="background:#bbb" | – || May 11 || @ Giants || colspan=6 | Postponed (rain); Makeup: May 13 as a traditional double-header |- style="background:#bfb" | 24 || May 12 || @ Giants || 6–5 (10) || Jim Konstanty (2–3) || Dave Koslo (1–2) || None || 12,856 || 12–12 |- style="background:#fbb" | 25 || May 13 (1) || @ Giants || 2–11 || Larry Jansen (3–3) || Jocko Thompson (1–2) || None || see 2nd game || 12–13 |- style="background:#fbb" | 26 || May 13 (2) || @ Giants || 2–4 || Sal Maglie (4–2) || Ken Heintzelman (1–4) || None || 26,740 || 12–14 |- style="background:#bfb" | 27 || May 15 || @ Cardinals || 5–4 || Russ Meyer (2–1) || Tom Poholsky (2–3) || Robin Roberts (1) || 13,837 || 13–14 |- style="background:#fbb" | 28 || May 16 || @ Cardinals || 3–5 || Gerry Staley (5–3) || Bubba Church (2–3) || Al Brazle (1) || 9,117 || 13–15 |- style="background:#fbb" | 29 || May 17 || @ Cardinals || 1–2 || Joe Presko (2–2) || Robin Roberts (3–3) || None || 9,754 || 13–16 |- style="background:#fbb" | 30 || May 18 || @ Cubs || 9–18 || Dutch Leonard (1–0) || Leo Cristante (1–1) || None || 7,564 || 13–17 |- style="background:#bfb" | 31 || May 19 || @ Cubs || 2–1 || Bubba Church (3–3) || Johnny Klippstein (2–1) || Jim Konstanty (3) || 20,811 || 14–17 |- style="background:#bfb" | 32 || May 20 (1) || @ Pirates || 17–0 || Russ Meyer (3–1) || Murry Dickson (5–3) || None || see 2nd game || 15–17 |- style="background:#bfb" | 33 || May 20 (2) || @ Pirates || 12–4 || Robin Roberts (4–3) || Erv Dusak (0–1) || None || 36,166 || 16–17 |- style="background:#bbb" | – || May 22 || @ Reds || colspan=6 | Postponed (rain); Makeup: July 30 |- style="background:#fbb" | 34 || May 23 || @ Reds || 3–4 (10) || Willie Ramsdell (3–4) || Jim Konstanty (2–4) || None || 2,647 || 16–18 |- style="background:#fbb" | 35 || May 25 || Giants || 5–8 || George Spencer (2–1) || Bob Miller (1–1) || Sheldon Jones (3) || 21,082 || 16–19