October in Aitutaki averages 27°C (81°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 105 mm (4.1 in) on average. An umbrella is a good idea.
If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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Pick a month to see the average temperature, rainfall and sunshine in Aitutaki - and find the best time to visit.
44-year average (1976-2025)
Based on our historical records, temperatures in Aitutaki typically stay consistent throughout October, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 24°C (75°F).
Browse day-by-day weather records for Aitutaki spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 19 years of weather observations in Aitutaki between 2006 and 2025, these are the recorded extremes.
Find out more about the weather in the Cook Islands and which places have the best travel conditions in this month. See all of the Cook Islands in October →
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).
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Wind Speed
See the full Aitutaki climate overview or explore weather in the Cook Islands.
Where to go in October - average daytime high across popular destinations.
Penrhyn
29°C (84°F) Aitutaki
27°C (81°F) Arutanga27°C (81°F) Muri25°C (77°F) Avarua25°C (77°F) Arorangi25°C (77°F) Rarotonga25°C (77°F) Ngatangiia25°C (77°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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