Penrhyn weather in May 2021

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  • 31°C maximum daytime temperature in May in Penrhyn31
    31°C max day temperature
  • 9 days with some rainfall in May in Penrhyn9
    9 days with some rainfall
  • 25°C minimum night-time temperature in May in Penrhyn25
    25°C min night temperature
  • 12 hours of daylight per day in May in Penrhyn12
    12 hours of daylight per day
  • Very high heat & humidity in May in PenrhynVH
    Very High heat & humidity
  • 152 mm monthly rainfall in May in Penrhyn152
    152 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Penrhyn11
    11 (Extreme) UV index
  • 29°C sea temperature in May in Penrhyn29
    29°C sea temperature
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The May weather guide for Penrhyn, 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 Penrhyn in May?

Daytime temperatures usually reach 31°C in Penrhyn in May with very high heat and humidity, falling to 25°C at night.

How warm is the sea around Penrhyn in May?

The average sea temperature around Penrhyn in May is 29°C.

Does it rain in Penrhyn in May?

There are usually 9 days with some rain in Penrhyn in May and the average monthly rainfall is 152mm.

Penrhyn sunrise & sunset times for May 2021

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 06:36 18:23
Sunday, 16th May 2021 06:38 18:19
Monday, 31st May 2021 06:41 18:19
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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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