May 1, 2024 — May Day
May 4, 2024 — National Weather Observers Day
May 5, 2024 — Cinco de Mayo
May 11, 2024 — Minnesota Admission Day - 1858
May 12, 2024 — Mother's Day
May 14, 2024 — Lewis and Clark Expedition Commenced - 1804
May 14, 2024 — Israeli Statehood Declared - 1948
May 18, 2024 — National Armed Forces Day
May 23, 2024 — South Carolina Admission Day - 1788
May 27, 2024 — Memorial Day (Observed)
May 29, 2024 — Rhode Island Admission Day - 1790
May 29, 2024 — Wisconsin Admission Day - 1848