Aitutaki weather in August 2025

Expect 27°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Aitutaki in August. Check more long-term weather averages for Aitutaki in August before you book your next holiday to Cook Islands in 2025/2026.

  • 27°C maximum daytime temperature in August in Aitutaki27
    27°C max day temperature
  • 3 days with some rainfall in August in Aitutaki3
    3 days with some rainfall
  • 21°C minimum night-time temperature in August in Aitutaki21
    21°C min night temperature
  • 12 hours of daylight per day in August in Aitutaki12
    12 hours of daylight per day
  • Moderate heat & humidity in August in AitutakiM
    Moderate heat & humidity
  • 99 mm monthly rainfall in August in Aitutaki99
    99 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Aitutaki9
    9 (Very High) UV index
  • 26°C sea temperature in August in Aitutaki26
    26°C sea temperature

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The August weather guide for Cook Islands (Aitutaki) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Aitutaki in August?

Daytime temperatures usually reach 27°C in Aitutaki in August with moderate heat and humidity, falling to 21°C at night.

How warm is the sea around Aitutaki in August?

The average sea temperature around Aitutaki in August is 26°C.

Does it ever rain in Aitutaki in August?

There are usually 3 days with some rain in Aitutaki in August and the average monthly rainfall is 99mm.

Aitutaki August sunrise & sunset times

Browse the sunrise and sunset times for Aitutaki in August 2025. Select a month to view Aitutaki sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:07 18:24
Saturday, 16th August 2025 06:58 18:28
Sunday, 31st August 2025 06:47 18:31

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