None || 14,669 || 14–17 |- style="background:#bfb" | 32 || May 21 || Cardinals || 1–0 || Robin Roberts (4–4) || Sam Jones (3–4) || None || 16,621 || 15–17 |- style="background:#fbb" | 33 || May 22 || Cubs || 4–7 || Moe Drabowsky (2–4) || Jack Sanford (3–4) || Don Elston (2) || 5,819 || 15–18 |- style="background:#fbb" | 34 || May 23 || Cubs || 4–11 || Glen Hobbie (3–4) || Ray Semproch (4–4) || None || 10,664 || 15–19 |- style="background:#bfb" | 35 || May 24 || Cubs || 5–4 || Turk Farrell (1–1) || Don Elston (5–1) || None || 5,210 || 16–19 |- style="background:#bbb" | – || May 25 || Dodgers || colspan=6 | Postponed (rain); Makeup: July 27 as a traditional double-header |- style="background:#fbb" | 36 || May 26 || Dodgers || 1–2 || Carl Erskine (3–2) || Robin Roberts (4–5) || None || 12,807 || 16–20 |- style="background:#bfb" | 37 || May 27 || Giants || 5–1 || Jack Sanford (4–4) || Stu Miller (1–1) || None || 15,718 || 17–20 |- style="background:#fbb" | 38 || May 28 || Giants || 6–7 || Marv Grissom (4–1) || Turk Farrell (1–2) || None || 10,561 || 17–21 |- style="background:#fbb" | 39 || May 30 || Redlegs || 1–10 || Harvey Haddix (3–3) || Curt Simmons (4–5) || None || 11,129 || 17–22 |- style="background:#bfb" | 40 || May 31 || Redlegs || 5–4 || Robin Roberts (5–5) || Joe Nuxhall (1–2) || None || 6,641 || 18–22 |- |- style="background:#fbb" | 41 || June 1 (1) || Redlegs || 1–2 || Bob Purkey (6–1) || Jack Sanford (4–5) || None || see 2nd game || 18–23 |- style="background:#fbb" | 42 || June 1 (2) || Redlegs || 11–12 (13) || Joe Nuxhall (2–2) || Turk Farrell (1–3) || None || 20,028 || 18–24 |- style="background:#fbb" | 43 || June 3 || @ Cubs || 4–12 || Taylor Phillips (4–0) || Curt Simmons (4–6) || None || 5,071 || 18–25 |- style="background:#fbb" | 44 || June 4 || @ Cubs || 5–11 || Moe Drabowsky (3–5) || Robin Roberts (5–6) || None || 5,289 || 18–26 |- style="background:#bfb" | 45 || June 5 || @ Cubs || 7–6 || Ray Semproch (5–4) || Don Elston (6–3) || Turk Farrell (4) || 3,046 || 19–26 |- style="background:#fbb" | 46 || June 6 || @ Cardinals ||