December Solstice in Cook Islands

In 2026, December Solstice falls on Monday, 21 December 2026.

sea under white clouds at golden hour
Photo by Sebastien Gabriel on UnsplashUpdated 15 Jul 2026

About December Solstice

The December Solstice marks the longest day of the year in the Southern Hemisphere, signaling the official start of summer. In the Cook Islands, this astronomical occurrence is recognized as a time for seasonal change and outdoor community activities. It is not a public holiday but serves as an important cultural touchstone for the local population.

December Solstice dates in Cook Islands

Observance dates for December Solstice across a 10-year window (2023-2031).

21 Dec 2023

Thursday · December Solstice

2023

20 Dec 2024

Friday · December Solstice

2024

21 Dec 2025

Sunday · December Solstice

2025

21 Dec 2026

Monday · December Solstice

2026

21 Dec 2027

Tuesday · December Solstice

2027

20 Dec 2028

Wednesday · December Solstice

2028

21 Dec 2029

Friday · December Solstice

2029

21 Dec 2030

Saturday · December Solstice

2030

21 Dec 2031

Sunday · December Solstice

2031

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