Cook Islands weather live forecast

Today's maximum temperature in the Cook Islands is expected to be 23°C. Select a day from the live weather forecast for the Cook Islands (Avarua) for more weather parameters.

Sunday
23rd Aug
23

18

5

7
Monday
24th Aug
23

19

6

6
Tuesday
25th Aug
23

19

6

7
Wednesday
26th Aug
23

19

2

7
Thursday
27th Aug
23

19

4

7

5-day weather forecast updated at 04:00 on Sunday 23rd August 2026 GMT

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Recommended for the Cook Islands

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

Top Cook Islands destinations

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 23rd August 2026

Expect sunshine and showers in Cook Islands with a maximum temperature of 23°C, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 22 kph from the south-east.

23
°C maximum temperature
18
°C minimum temperature
sunshine and showers
5
hours of sunshine
7
UV index (High)
49
% chance of some rain
<5
mm of rainfall expected
23
°C wind chill
22
kph wind from SE

Cook Islands weather for Monday 24th August 2026

Expect sunshine and showers in Cook Islands with a maximum temperature of 23°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a moderate breeze of 20 kph from the south-east.

23
°C maximum temperature
19
°C minimum temperature
sunshine and showers
6
hours of sunshine
6
UV index (High)
18
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
20
kph wind from SE

Cook Islands weather for Tuesday 25th August 2026

Expect broken clouds in Cook Islands with a maximum temperature of 23°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-east.

23
°C maximum temperature
19
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
23
°C wind chill
23
kph wind from SE

Cook Islands weather for Wednesday 26th August 2026

Expect mostly cloudy with light rain in Cook Islands with a maximum temperature of 23°C, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 24 kph from the south-east.

23
°C maximum temperature
19
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
7
UV index (High)
41
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
24
kph wind from SE

Cook Islands weather for Thursday 27th August 2026

Expect broken clouds in Cook Islands with a maximum temperature of 23°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-east.