Avarua weather in September (Aitutaki, Cook Islands)

How's the weather trend in Avarua as September approaches? Here's what you need to know about the weather for the month.

Temperatures

You’ll find the weather in Avarua during September to be perfect, with high temperatures and moderate rainfall. Daytime temperatures generally settle around 25°C, while nighttime can see a dip to about 22°C.

Precipitation

Avarua in September usually receives moderate rainfall, averaging around 81 mm for the month. Historically, the month has about 11 days of rain.

Average sunshine

The area enjoys a balanced 182 hours of sunlight, ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures. June, August, September and October typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Avarua climate page with graphs.

 

Avarua, monthly averages in September

Min Temperature 22°C  

Max Temperature 25°C  

Chance of Rain 38%  

Precipitation 81 mm  

Rainy days 11 days  

Humidity 80% *  

Windspeed 18 km/h *  

Sunshine 182 hours *  

Percentage Sunshine *  

Data from: Rarotonga, the Cook Islands (4 KM, 3 Miles).

Where to go in the Cook Islands in September

Find out more about the weather in the Cook Islands and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Avarua, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Avarua.

Our site offers climate and forecast data for every country in the world. Are you going to the Cook Islands? On this website you can find historical weather averages for many cities in the Cook Islands. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.