The best time to visit Cook Islands is from January until November, when you will have a pleasant or warm temperature and limited till mediocre rainfall. The highest average temperature in in Cook Islands is 27°C in January and the lowest is 23°C in August.
Cook Islands has the tropical rainforest climate prevailing. If you want to know what the average temperature is in Cook Islands or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.
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Cook Islands has the tropical rainforest climate prevailing. It is usually (very) warm, humid and rainy all year round. The average annual temperature for Cook Islands is 25° degrees and there is about 931 mm of rain in a year. It is dry for 99 days a year with an average humidity of 77% and an UV-index of 7.
What is the average Cook Islands weather like in a given month? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
27°C
27°C
24°C