Cook Islands weather in April 2025

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

  • 28°C maximum daytime temperature in April in Cook Islands (Avarua)28
    28°C max day temperature
  • 13 days with some rainfall in April in Cook Islands (Avarua)13
    13 days with some rainfall
  • 22°C minimum night-time temperature in April in Cook Islands (Avarua)22
    22°C min night temperature
  • 12 hours of daylight per day in April in Cook Islands (Avarua)12
    12 hours of daylight per day
  • High heat & humidity in April in Cook Islands (Avarua)H
    High heat & humidity
  • 231 mm monthly rainfall in April in Cook Islands (Avarua)231
    231 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in April in Cook Islands (Avarua)10
    10 (Very High) UV index
  • 27°C sea temperature in April in Cook Islands (Avarua)27
    27°C sea temperature

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The April weather guide for Cook Islands (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.

Top Cook Islands destinations

Below are average maximum temperatures at popular countries, regions and places in the Cook Islands in April. Select a holiday destination to see more weather parameters.

All Cook Islands destinations

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

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How hot is it in the Cook Islands in April?

Daytime temperatures usually reach 28°C in Avarua, Cook Islands in April with high heat and humidity, falling to 22°C at night.

How warm is the sea around the Cook Islands in April?

The average sea temperature around Avarua, Cook Islands in April is 27°C.

Does it rain in the Cook Islands in April?

There are usually 13 days with some rain in Avarua, Cook Islands in April and the average monthly rainfall is 231mm.

Cook Islands April sunrise & sunset times

Browse the sunrise and sunset times for Cook Islands in April 2025. Select a month to view Cook Islands sunrise and sunset times for the next 12 months. The Cook Islands sunrise and sunset times shown below are for Avarua.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 06:47 18:38
Tuesday, 15th April 2025 06:51 18:26
Wednesday, 30th April 2025 06:56 18:16

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