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Chatham Islands Anniversary Day

Guide to the date, history, cultural origins and celebration traditions of Chatham Islands Anniversary Day in New Zealand.

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History & Origins of Chatham Islands Anniversary Day

Chatham Islands Anniversary Day is celebrated on the Monday closest to November 30th. It marks the historical arrival of the brig HMS Chatham, commanded by William R. Broughton, on November 29, 1791, who declared the remote archipelago a British territory and named them after his ship.

How It Is Observed & Celebrated

A unique community holiday marked by local beach horse races, seafood feasts celebrating the island's legendary blue cod and crayfish, and historical exhibitions.

Quick Facts Card

Country: New Zealand
Holiday Name: Chatham Islands Anniversary Day
Date (2026): November 30
Day (2026): Monday
Observance Type: Statutory
Observed In: CIT
Back to New Zealand Holidays

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Date Reference Matrix (3-Year Range)

Year Calendar Date Day of the Week Status
2025 December 01, 2025 Monday Official Statutory Day Off
2026 November 30, 2026 Current Year Monday Official Statutory Day Off
2027 November 29, 2027 Monday Official Statutory Day Off