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Pacific Tourism Guide and NZTG.
About Cook Islands
Cook Islands Weather
The Cook Islands enjoy a moderate to tropical climate. Severe weather is seldom experienced, making the Cook Islands a great all-year round holiday destination.
The Cook Islands rainy season is between November and March with the temperature averaging 28°C.
The drier, cooler season is between April and October. The temperature averages 20°C during these months.
Aitutaki and the northern islands tend to be warmer than Rarotonga, the capital island. Rarotonga tends to accumulates cloud around its mountain peaks, keeping the temperatures cooler.
Mangaia in the south is the coolest island. Penrhyn and Rakahanga in the north are the hottest islands, as they are closer to the equator.

Cook Islands & Rarotonga Information
Regional Information
Key information and facts about the Cook Islands & Rarotonga region.
Activity Highlights
Major activities and attractions in the Cook Islands & Rarotonga region.
Scenic Highlights
Major natural attractions in the Cook Islands & Rarotonga region.
History
History of the Cook Islands & Rarotonga region.