What Day Is Waitangi Day 2025 Date. Waitangi day is new zealand's national day. Waitangi day is celebrated annually on february 6 to commemorate the signing of the treaty of waitangi, new zealand’s founding document.
Waitangi day falls on february 6 each year and celebrates the signing of the treaty of waitangi which is the founding document of new zealand. When february 6 falls on the weekend waitangi day is celebrated on the next monday.