Cook Islands weather in March 2025

Expect 29°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Cook Islands in March. Check more long-term weather averages for Cook Islands in March before you book your next holiday to Cook Islands in 2025/2026.

  • 29°C maximum daytime temperature in March in Cook Islands (Avarua)29
    29°C max day temperature
  • 17 days with some rainfall in March in Cook Islands (Avarua)17
    17 days with some rainfall
  • 23°C minimum night-time temperature in March in Cook Islands (Avarua)23
    23°C min night temperature
  • 12 hours of daylight per day in March in Cook Islands (Avarua)12
    12 hours of daylight per day
  • High heat & humidity in March in Cook Islands (Avarua)H
    High heat & humidity
  • 220 mm monthly rainfall in March in Cook Islands (Avarua)220
    220 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Cook Islands (Avarua)11
    11+ (Extreme) UV index
  • 28°C sea temperature in March in Cook Islands (Avarua)28
    28°C sea temperature

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The March 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 March. 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 March?

Daytime temperatures usually reach 29°C in Avarua, Cook Islands in March with high heat and humidity, falling to 23°C at night.

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

The average sea temperature around Avarua, Cook Islands in March is 28°C.

Does it rain in the Cook Islands in March?

There are usually 17 days with some rain in Avarua, Cook Islands in March and the average monthly rainfall is 220mm.

What is the chance of a cyclone in the Cook Islands in March?

On average less than 1 day in March in Avarua, Cook Islands is likely to be affected by the passage of one or more tropical storms.

Cook Islands March sunrise & sunset times

Browse the sunrise and sunset times for Cook Islands in March 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
Saturday, 1st March 2025 06:36 19:06
Sunday, 16th March 2025 06:42 18:53
Monday, 31st March 2025 06:46 18:39

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