Rarotonga

Aitutaki Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Aitutaki, the Cook Islands in September.

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Rarotonga Arutanga Rakahanga Avarua

Planning a getaway to Aitutaki, the Cook Islands this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Aitutaki in September

Aitutaki, the Cook Islands is a region in the Cook Islands. September in Aitutaki generally has warm temperatures, with precipitation levels ranging from moderate to high.

Temperatures

The average maximum temperatures are warm and range from 25°C (77°F) in Rarotonga to 29°C (84°F) in Rakahanga. Nighttime temperatures generally drop to 26°C (79°F) in Rakahanga and 22°C (72°F) in Rarotonga.

To learn more about the conditions in specific areas of Aitutaki, the Cook Islands, check out the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Arutanga with an average of 79 mm (3.1 in) to high rainfall in Rakahanga with 119 mm (4.7 in).

Average sunshine

Most areas see decent amounts of sunshine this month. Rarotonga gets around 182 hours of sunlight, providing a pleasant balance of sun and clouds. If you'd prefer more guaranteed sunshine, our weather planner can show you sunnier spots around the world.

Explore Aitutaki by month

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

Best Places to Visit in Aitutaki in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Aitutaki.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Aitutaki

What is the weather like in September for some of the most popular destinations in Aitutaki, the Cook Islands?

Temperature range in Aitutaki (September)

Precipitation variation in Aitutaki (September)

Rarotonga

In September Rarotonga generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 22°C (72°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Min temperature
22°C (72°F)
22°C (72°F)
23°C (73°F)
Monthly sun hours
191 hours
182 hours
183 hours
Monthly rainfall
80 mm (3.1 in)
81 mm (3.2 in)
98 mm (3.9 in)
Monthly rainy days
14 days
11 days
9 days
Weather conditions
perfect
perfect
perfect
Climate in Rarotonga →

Arutanga

In September Arutanga generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
26°C (79°F)
26°C (79°F)
27°C (81°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
187 hours
189 hours
184 hours
Monthly rainfall
71 mm (2.8 in)
79 mm (3.1 in)
105 mm (4.1 in)
Monthly rainy days
15 days
12 days
10 days
Weather conditions
perfect
perfect
pleasant
Climate in Arutanga →

Avarua

In September Avarua generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 22°C (72°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Min temperature
22°C (72°F)
22°C (72°F)
23°C (73°F)
Monthly sun hours
191 hours
182 hours
183 hours
Monthly rainfall
80 mm (3.1 in)
81 mm (3.2 in)
98 mm (3.9 in)
Monthly rainy days
14 days
11 days
9 days
Weather conditions
perfect
perfect
perfect
Climate in Avarua →

Aitutaki

In September Aitutaki generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 24°C (75°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« August
September
October »
August
September
October
Max temperature
26°C (79°F)
26°C (79°F)
27°C (81°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
187 hours
189 hours
184 hours
Monthly rainfall
70 mm (2.8 in)
79 mm (3.1 in)
105 mm (4.1 in)
Monthly rainy days
15 days
12 days
10 days
Weather conditions
perfect
perfect
pleasant
Climate in Aitutaki →

Rakahanga

In September Rakahanga generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 26°C (79°F) and high monthly rainfall. So on average the conditions are pleasant that month.

« August
September
October »
August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
29°C (84°F)
Min temperature
26°C (79°F)
26°C (79°F)
26°C (79°F)
Monthly rainfall
119 mm (4.7 in)
119 mm (4.7 in)
163 mm (6.4 in)
Monthly rainy days
16 days
13 days
12 days
Weather conditions
pleasant
pleasant
pleasant
Climate in Rakahanga →

Is your destination not in the list? Have a look at all destinations in Aitutaki, in the Cook Islands.

Popular cities in September

Day & night temperatures, rainfall and average weather in Aitutaki in September.

City Weather Day temp Night temp Rainfall
Rarotonga 25°C (77°F) 22°C (72°F) 81 mm (3.2 in)
Arutanga 26°C (79°F) 24°C (75°F) 79 mm (3.1 in)
Rakahanga 29°C (84°F) 26°C (79°F) 119 mm (4.7 in)
Avarua 25°C (77°F) 22°C (72°F) 81 mm (3.2 in)
Aitutaki 26°C (79°F) 24°C (75°F) 79 mm (3.1 in)

Aitutaki weather in September: frequently asked questions

What is the weather like in Aitutaki, the Cook Islands in September?

Expect perfect weather across Aitutaki, the Cook Islands in September. The popular destination of Rarotonga averages 25°C (77°F) by day and 22°C (72°F) at night during this month.

What is the average temperature in Aitutaki, the Cook Islands in September?

Daytime temperatures in Rarotonga peak at roughly 25°C (77°F) in September, dropping to about 22°C (72°F) overnight.

Does Aitutaki, the Cook Islands get a lot of rain in September?

Rain is generally moderate to light in Aitutaki, the Cook Islands during September, with Rarotonga averaging close to 81 mm (3.2 in).

Is September a Good Time to Visit Aitutaki, the Cook Islands?

We believe that September is one of the best times to visit Aitutaki, the Cook Islands with overall perfect weather in Rarotonga.

On average, the best time to visit Aitutaki, the Cook Islands is in June, August, September and October with generally perfect weather in Rarotonga. On the other hand, the months of January, February and December tend to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Aitutaki.

Weather and climate has detailed information for every country in the world. Are you going to the Cook Islands? Get detailed 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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.

The perfect escape to get away from it all

Still relatively untouched the Cook Islands are what paradise looks like in your wildest dreams. Expect tropical and green landscapes, mesmerizing turquoise waters and powder soft white sand.
Must visit in the Cook Islands →