Cook islands in august: average Weather, Temperature and Climate, Where to go?
Weather in Cook islands in august 2025
Here, find the the weather forecast for the month of august for most popular cities in Cook islands. These predictions are probabilities for the month of august from weather reports for many years. The percentage indicates the probability of having the weather indicated.
Average weather in august in Avarua
good weather UV index: 6
Weather at 6am
74°F
Partly Cloudy
32% of time
25%
20%
19%
Weather at 12pm
74°F
Partly Cloudy
36% of time
24%
18%
17%
Weather at 6pm
74°F
Partly Cloudy
38% of time
24%
20%
14%
Weather at 3am
74°F
31%
24%
22%
20%
Where to go in Cook islands in august?
Where to go in Cook islands in august: destination map
perfect weather
good
tolerable
bad
very bad
Where should you go in Cook islands in august when it comes to the weather?
Remember:
The climate in Cook islands in august is good across the board.
Good news: It is not ideal 100%, but the weather in Cook islands that month is quite good in Rarotonga island, Avarua, Mitiaro island, Mangaia island, Palmerston island, Mauke island, Aitutaki island, Penrhyn island and Atiu island. I allows to appreciate tour in these locations. And even why not take a little time to enjoy the weather for... just be relax!
If you do not go the sun and blue sky, but, for example to go sightseeing around, the cities of Rakahanga island, Manihiki island and Pukapuka island have a ok but correct weather for this kind of activity in august.
Climate in Cook islands in august
Climate in Avarua in august
In the month of august, the mean temperature in Avarua is 74°F (maximum temperature is 76°F and minimum temperature is 74°F). The climate is enjoyable in this city in august. With 4.4in over 5 days, rainfall can happen throughout your vacations. But this is pretty moderate and it will not be continuous.
With a good weather, the month of august is a good time to go in that area in Cook islands.
| August | |||
| Average temperature | 74°F | ||
| Highest temperature | 76°F | ||
| Lowest temperature | 74°F | ||
| Sea temperature | 77°F | ||
| Rainfall | 4.4in | ||
| Number of days with rainfall | 5 day(s) (16%) | ||
| Humidity | 77% | ||
| Daily sunshine hours | 10 | ||
| Cloud cover | 48% | ||
| Length of day | 11:23 | ||
| Our opinion at whereandwhen.net | good |
Climate in Palmerston island in august
In august, the mean temperature in Palmerston island is 77°F (maximum temperature is 77°F and minimum temperature is 76°F). The climate is quite pleasant here in august. With 3.5in over 5 days, rain may occur during your trip. But this is pretty moderate and you will not be too bothered by it.
With a good climate, august is a good time to go in Palmerston island in Cook islands.
| August | |||
| Average temperature | 77°F | ||
| Highest temperature | 77°F | ||
| Lowest temperature | 76°F | ||
| Rainfall | 3.5in | ||
| Number of days with rainfall | 5 day(s) (15%) | ||
| Humidity | 78% | ||
| Daily sunshine hours | 10 | ||
| Cloud cover | 51% | ||
| Length of day | 11:30 | ||
| Our opinion at whereandwhen.net | good |
Climate in Rarotonga island in august
In the month of august, the mean temperature in Rarotonga island is 74°F (maximum temperature is 76°F and minimum temperature is 74°F). The climate is quite pleasant around this city in august. With 4.4in over 5 days, rainfall can happen during your holidays. But this is moderate and you will not be too bothered by it.
With a good climate, august is a good time to go in this city.
| August | |||
| Average temperature | 74°F | ||
| Highest temperature | 76°F | ||
| Lowest temperature | 74°F | ||
| Sea temperature | 76°F | ||
| Rainfall | 4.4in | ||
| Number of days with rainfall | 5 day(s) (16%) | ||
| Humidity | 77% | ||
| Daily sunshine hours | 10 | ||
| Cloud cover | 48% | ||
| Length of day | 11:23 | ||
| Our opinion at whereandwhen.net | good |
Climate in Rakahanga island in august
In august, maximum temperature is 83°F and minimum temperature is 83°F (for an average temperature of 83°F). The climate is quite comfortable in this location in august. With 6.5in over 8 days, you risk getting wet slightly during your vacations. But this is moderate and it is only of temporary showers.
With a correct climate, the month of august is okay (but not good month) for traveling in Rakahanga island.
| August | |||
| Average temperature | 83°F | ||
| Highest temperature | 83°F | ||
| Lowest temperature | 83°F | ||
| Rainfall | 6.5in | ||
| Number of days with rainfall | 8 day(s) (27%) | ||
| Humidity | 78% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 43% | ||
| Length of day | 11:47 | ||
| Our opinion at whereandwhen.net | good |
Climate in Aitutaki island in august
In the month of august, maximum temperature is 77°F and minimum temperature is 76°F (for an average temperature of 77°F). The climate is good here in this month. With 3.5in over 5 days, rain may occur during your journey. But this is rather moderate and you will not be too bothered by it.
With a good climate, the month of august is an advisable month to go there in Cook islands.
| August | |||
| Average temperature | 77°F | ||
| Highest temperature | 77°F | ||
| Lowest temperature | 76°F | ||
| Rainfall | 3.5in | ||
| Number of days with rainfall | 5 day(s) (15%) | ||
| Humidity | 78% | ||
| Daily sunshine hours | 10 | ||
| Cloud cover | 51% | ||
| Length of day | 11:29 | ||
| Our opinion at whereandwhen.net | good |
All cities in Cook islands in august
| Avarua in august | good weather |
| Palmerston island in august | good weather |
| Rarotonga island in august | good weather |
| Rakahanga island in august | good weather |
| Aitutaki island in august | good weather |
| Atiu island in august | good weather |
| Mangaia island in august | good weather |
| Manihiki island in august | good weather |
| Mauke island in august | good weather |
| Mitiaro island in august | good weather |
| Penrhyn island in august | good weather |
| Pukapuka island in august | good weather |
Weather data for Cook islands in august:
Weather data for Cook islands in august is derived from an average of the weather forecast since 2009 in Cook islands. There is a margin of error and these forecasts are to be considered as general information only. The weather in Cook islands can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Cook islands.