Penrhyn weather in May 2025

Expect 31°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Penrhyn in May. Check more long-term weather averages for Penrhyn in May before you book your next holiday to Cook Islands in 2025/2026.

  • 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

More about the Penrhyn

Penrhyn by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Cook Islands

Travel Up: Top offers on flights worldwide

  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines
Go to Travel Up deal >>

View all Travel Up offers

The May weather guide for Cook Islands (Penrhyn) 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)

Back to top

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 May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 06:36 18:23
Friday, 16th May 2025 06:38 18:19
Saturday, 31st May 2025 06:41 18:19

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^