May 2025 Calendar Memorial Day. Monthly calendar online and printable for may 2025 with holidays, observances and more. Memorial day is observed each year on the last monday of may, which is may 27.

Memorial day commemorates the women and men who have died while in military service, and it will be observed this year on may 27, 2025, the last monday in may as designated by federal law (36 u.s.c. The online calendar can be viewed or printed.