Chatham Islands Anniversary Day has already passed this year.
Monday, December 1, 2025
Key facts
- Date
- Monday, December 1, 2025
- Day of the week
- Monday
- Where observed
- Regional (1)
- Holiday type
- Public holiday
- Week number
- 49
- Day of year
- 335
- Local time zone
- Pacific/Auckland
- Currency
- NZD
Regions where observed
- NZ-CIT
Long-weekend planner
Chatham Islands Anniversary Day falls on a Monday in 2025, giving you a natural three-day weekend with no extra leave.
This holiday in other years
Frequently asked questions
In New Zealand, Chatham Islands Anniversary Day is on December 1, 2025 in 2025.
In 2025, Chatham Islands Anniversary Day falls on a Monday.
Chatham Islands Anniversary Day is a regional public holiday in New Zealand, observed in 1 region(s) rather than the whole country.
Chatham Islands Anniversary Day was on December 1, 2025 and has already passed this year.
The next Chatham Islands Anniversary Day in New Zealand is on November 30, 2026.
Other public holidays in New Zealand 2025
- New Year's DayJan 1
- Day after New Year's DayJan 2
- Wellington Anniversary DayJan 20
- Auckland Anniversary Day (Auckland/Northland Anniversary Day)Jan 27
- Nelson Anniversary DayFeb 3
- Waitangi DayFeb 6
- Taranaki Anniversary DayMar 10
- Otago Anniversary DayMar 24
- Good FridayApr 18
- Easter MondayApr 21
- Southland Anniversary DayApr 22
- Anzac DayApr 25
- King's BirthdayJun 2
- MatarikiJun 20
- Canterbury (South) Anniversary Day (Dominion Day)Sep 22
- Hawke's Bay Anniversary DayOct 24
- Labour DayOct 27
- Marlborough Anniversary DayNov 3
- Canterbury Anniversary Day (Canterbury (North & Central) Anniversary Day)Nov 14
- Westland Anniversary DayDec 1
- Christmas DayDec 25
- Boxing DayDec 26
About these dates
The Chatham Islands Anniversary Day date for New Zealand 2025 is compiled from public official sources and was last updated on August 7, 2026.