(rain, cold, cold and wet grounds); Makeup: June 27 as a double-header |- style="background:#bbb" | – || May 14 || @ Cubs || colspan=6 | Postponed (cold weather); Makeup: August 9 as a traditional double-header |- style="background:#bfb" | 23 || May 15 || @ Cubs || 1–0 || Robin Roberts (5–2) || Warren Hacker (1–5) || None || 6,531 || 15–7–1 |- style="background:#bfb" | 24 || May 16 || @ Braves || 3–0 || Curt Simmons (6–1) || Don Liddle (1–1) || None || 23,578 || 16–7–1 |- style="background:#bbb" | – || May 17 (1) || @ Braves || colspan=6 | Postponed (rain); Makeup: June 16 as a traditional double-header |- style="background:#bbb" | – || May 17 (2) || @ Braves || colspan=6 | Postponed (rain); Makeup: May 18 |- style="background:#fbb" | 25 || May 18 || @ Braves || 0–4 || Bob Buhl (2–1) || Karl Drews (2–3) || None || 22,237 || 16–8–1 |- style="background:#bfb" | 26 || May 19 || @ Redlegs || 6–3 || Robin Roberts (6–2) || Harry Perkowski (1–3) || None || 8,561 || 17–8–1 |- style="background:#fbb" | 27 || May 20 || @ Redlegs || 5–14 || Joe Nuxhall (1–0) || Curt Simmons (6–2) || None || 2,890 || 17–9–1 |- style="background:#fbb" | 28 || May 21 || @ Pirates || 2–7 || Murry Dickson (4–4) || Karl Drews (2–4) || None || 7,507 || 17–10–1 |- style="background:#fbb" | 29 || May 23 || Dodgers || 0–2 || Preacher Roe (2–2) || Robin Roberts (6–3) || None || 31,532 || 17–11–1 |- style="background:#fbb" | 30 || May 24 || Dodgers || 2–16 || Johnny Podres (1–2) || Curt Simmons (6–3) || Carl Erskine (1) || 24,715 || 17–12–1 |- style="background:#fbb" | 31 || May 25 || Dodgers || 9–11 || Bob Milliken (1–0) || Jim Konstanty (3–2) || Joe Black (2) || 22,067 || 17–13–1 |- style="background:#bfb" | 32 || May 27 (1) || @ Pirates || 14–2 || Robin Roberts (7–3) || Murry Dickson (4–5) || None || see 2nd game || 18–13–1 |- style="background:#fbb" | 33 || May 27 (2) || @ Pirates || 6–8 || Roy Face (2–0) || Karl Drews (2–5) || Murry Dickson (2) || 16,935 || 18–14–1 |- style="background:#bfb" | 34 || May 28 || @ Pirates || 9–8 || Jim Konstanty (4–2) || Paul LaPalme (2–4) || None || 2,437 || 19–14–1 |- style="background:#bfb" | 35