location & weather
What you need to know
The Cook Islands are made up of 15 Islands within 2.2 million KM’s of ocean in the South Pacific. The Islands of Rarotonga, Aitutaki, Atiu, Mangaia, Mitiaro, Mauke, and Palmerston make up the Southern Group of Islands. The Northern Group is made up of the Islands of Manihiki, Penrhyn, Pukapuka, Rakahanga, and Nassau, along with the unpopulated islands of Suwarrow, Takutea, and Manuae. Nassau.
The total population is around 15,000 with the majority of people living on the island of Rarotonga (70%) and around 20% in the other Southern Group islands. The North Group is sparsely populated.
The weather is generally warm and pleasant and there are two main weather seasons. The dry season is from April-October when it is cooler and less humid. Temperatures range from 18-28dC. The wet season is from November-March. This period sees more rainfall particularly in the form of short, heavy tropical downpours, and cyclones are possible during this time, although they have been relative rare in recent years. Humidity is high during this season but the trade winds make is more bearable.
Helpful tips
The Cook Islands may feel like paradise, but adjusting to island life can take time—especially when it comes to the weather. The climate is warm and humid year-round, with a rainy season from December to March and cooler, drier months from April to November.
If you’re working outdoors, make sure to wear a hat, stay hydrated, and take breaks in the shade when possible. Lightweight, breathable clothing and good sun protection are essential. And don’t forget—rain showers can happen suddenly, so keep a raincoat or umbrella in your bag just in case!
