Cook Islands weather in May 2020

  • 27°C maximum daytime temperature in May in Cook Islands (Avarua)27
    27°C max day temperature
  • -9999 hours of sunshine per day
  • 9 days with some rainfall in May in Cook Islands (Avarua)9
    9 days with some rainfall
  • 21°C minimum night-time temperature in May in Cook Islands (Avarua)21
    21°C min night temperature
  • 11 hours of daylight per day in May in Cook Islands (Avarua)11
    11 hours of daylight per day
  • Moderate heat & humidity in May in Cook Islands (Avarua)M
    Moderate heat & humidity
  • 205 mm monthly rainfall in May in Cook Islands (Avarua)205
    205 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Cook Islands (Avarua)7
    7 (High) UV index
  • 26°C sea temperature in May in Cook Islands (Avarua)26
    26°C sea temperature
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The May weather guide for Cook Islands, represented by Avarua, 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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Metric (°C / mm)  |  Imperial (°F / inches)

Guide to Cook Islands weather in May

The average maximum daytime temperature in Cook Islands in May is a warm 27°C (81°F) with moderate heat & humidity. The average night-time temperature is usually a comfortable 21°C (70°F).

Expect 205mm (8.1 inches) of rainfall across the whole of May with 9 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The average sea temperature in and around Cook Islands in May is 26°C (79°F).

The weather in Cook Islands in May is represented by Avarua.

Cook Islands sunrise & sunset times for May 2020

Browse the sunrise & sunset times for Cook Islands in May 2020. Select a month to view Cook Islands sunrise & sunset times for the next twelve months. The Cook Islands sunrise & sunset times shown below are for Avarua.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2020 06:57 18:15
Saturday, 16th May 2020 07:03 18:08
Sunday, 31st May 2020 07:09 18:05
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