Tet Festival Vietnam 2025 Dates. Tet nguyen dan, the vietnamese new year, falls on wednesday, january 29, 2025. Tet holiday vietnam 2025 dates on january 29,2025, which is the first day of the first lunar month.

From when until when is the tet holiday in 2025? Tet follows the cycles of the moon, just like other lunar new year celebrations across asia.