Mitiaro weather in May 2025

Expect 28°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Mitiaro in May. Check more long-term weather averages for Mitiaro in May before you book your next holiday to Cook Islands in 2025/2026.

  • 28°C maximum daytime temperature in May in Mitiaro28
    28°C max day temperature
  • 10 days with some rainfall in May in Mitiaro10
    10 days with some rainfall
  • 22°C minimum night-time temperature in May in Mitiaro22
    22°C min night temperature
  • 11 hours of daylight per day in May in Mitiaro11
    11 hours of daylight per day
  • Moderate heat & humidity in May in MitiaroM
    Moderate heat & humidity
  • 161 mm monthly rainfall in May in Mitiaro161
    161 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Mitiaro8
    8 (Very High) UV index
  • 27°C sea temperature in May in Mitiaro27
    27°C sea temperature

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The May weather guide for Cook Islands (Mitiaro) 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 Mitiaro in May?

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

How warm is the sea around Mitiaro in May?

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

Does it rain in Mitiaro in May?

There are usually 10 days with some rain in Mitiaro in May and the average monthly rainfall is 161mm.

Mitiaro May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 06:47 18:09
Friday, 16th May 2025 06:53 18:02
Saturday, 31st May 2025 06:58 17:59

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