Aitutaki weather in May 2021

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  • 28°C maximum daytime temperature in May in Aitutaki28
    28°C max day temperature
  • 9 days with some rainfall in May in Aitutaki9
    9 days with some rainfall
  • 22°C minimum night-time temperature in May in Aitutaki22
    22°C min night temperature
  • 11 hours of daylight per day in May in Aitutaki11
    11 hours of daylight per day
  • High heat & humidity in May in AitutakiH
    High heat & humidity
  • 174 mm monthly rainfall in May in Aitutaki174
    174 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Aitutaki8
    8 (Very High) UV index
  • 27°C sea temperature in May in Aitutaki27
    27°C sea temperature

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The May weather guide for Aitutaki, Cook Islands shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Aitutaki in May?

Daytime temperatures usually reach 28°C in Aitutaki in May with high heat and humidity, falling to 22°C at night.

How warm is the sea around Aitutaki in May?

The average sea temperature around Aitutaki in May is 27°C.

Does it rain in Aitutaki in May?

There are usually 9 days with some rain in Aitutaki in May and the average monthly rainfall is 174mm.

Aitutaki sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Aitutaki in May 2021. Select a month to view Aitutaki sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Saturday, 1st May 2021 06:54 18:18
Sunday, 16th May 2021 06:59 18:12
Monday, 31st May 2021 07:05 18:09
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in the Cook Islands in May for 2021/2022?

Below are average maximum temperatures at popular destinations in the Cook Islands in May. Select a destination to see more weather parameters.

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