Cook Islands weather live forecast

Today's maximum temperature in the Cook Islands is expected to be 25°C. Select a day from the live weather forecast for the Cook Islands (Avarua) for more weather parameters.

Sunday
24th May
25

22

6

UV6
Monday
25th May
26

23

2

UV6
Tuesday
26th May
26

23

0

UV2
Wednesday
27th May
26

22

2

UV5
Thursday
28th May
26

23

4

UV4

5-day weather forecast updated at 04:00 on Sunday 24th May 2026 GMT

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The 5-day weather forecast for Cook Islands (Avarua) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Below are temperatures expected today at popular countries, regions and places in the Cook Islands. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Cook Islands weather forecast by day

Below are the detailed weather forecasts for the Cook Islands for the next 5 days. The forecasts shown are for Avarua and may not represent the whole of the Cook Islands. Browse more destinations in Cook Islands to view more weather forecasts.

Cook Islands weather for Sunday 24th May 2026

Expect broken clouds in Cook Islands with a maximum temperature of 25°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-east.

25
°C maximum temperature
22
°C minimum temperature
broken clouds
6
hours of sunshine
UV6
UV index (High)
0
mm of rainfall expected
25
°C wind chill
19
kph wind from SE

Cook Islands weather for Monday 25th May 2026

Expect mostly cloudy with light rain in Cook Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 16 kph from the east.

26
°C maximum temperature
23
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
UV6
UV index (High)
34
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
16
kph wind from E

Cook Islands weather for Tuesday 26th May 2026

Expect cloudy with some rain in Cook Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and no hours of bright sunshine. There are 40-50 mm of rainfall expected with 99% chance of some rain and a gentle breeze of 18 kph from the east.

26
°C maximum temperature
23
°C minimum temperature
cloudy with some rain
0
hours of sunshine
UV2
UV index (Low)
99
% chance of some rain
<50
mm of rainfall expected
L
low heat & humidity
18
kph wind from E

Cook Islands weather for Wednesday 27th May 2026

Expect isolated thunderstorms in Cook Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 15 kph from the south-east.

26
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
UV5
UV index (Moderate)
86
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
15
kph wind from SE

Cook Islands weather for Thursday 28th May 2026

Expect isolated thunderstorms in Cook Islands with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 16 kph from the south-west.