Cook Islands weather in March 2025

Expect 84°F 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.

84
84°F max day temperature
17
17 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
8.7
8.7 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F 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 destinations in the Cook Islands in March. Select a destination to see more weather parameters.

All Cook Islands destinations

Metric (°C) | Imperial (°F)

How hot is it in the Cook Islands in March?

Daytime temperatures usually reach 84°F in Avarua, Cook Islands in March with high heat and humidity, falling to 73°F at night.

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

The average sea temperature around Avarua, Cook Islands in March is 82°F.

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 8.7 inches.

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.

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

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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Cook Islands - quick facts
Time difference	UK -10 hours
Language(s)	English, Maori
Currency	Cook Islands Dollar, New Zealand Dollar
Electricity	I plug (240V)
Driving side	Left
Why visit?	Beaches
Tourist info	Cook Islands Tourism