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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Monitor Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Check the live forecast above for Aitutaki’s current conditions. Expect a warm, humid tropical climate year-round, with sea breezes and brief showers. Plan outdoor activities for the drier months (May–October) to avoid the wetter summer season.
What is the typical weather in Aitutaki?
Aitutaki sits in the southern Cook Islands, so its weather is similar to weather Rarotonga, the main island. Temperatures stay between 24°C and 30°C all year. The wet season runs November to April, with higher humidity and afternoon downpours. The dry season (May–October) brings cooler nights and stronger trade winds, making it the most comfortable time for visitors. For a broader view, see the Australia weather hub for comparison.
When is the best time to visit Aitutaki?
May to October offers the best balance of sunshine, lower humidity, and lighter winds. If you prefer warmer water and don’t mind occasional rain, November to April still has plenty of fine days. For a month-by-month breakdown, search for “aitutaki weather by month” – March tends to be the wettest month, while July and August are the driest.
Does it rain a lot in Aitutaki?
Yes, especially from November to April when heavy but short showers are common. Even in the dry season, brief rain can occur. The live forecast above shows the next few days – check “weather aitutaki 14 days” for a longer outlook.
What is the water temperature?
Lagoon water stays warm year-round, ranging from 25°C in winter to 29°C in summer. Ideal for swimming and snorkelling. For tomorrow’s sea conditions, look at “weather in aitutaki tomorrow” in the forecast.
Is there weather radar for Aitutaki?
No dedicated radar covers Aitutaki. The Cook Islands Met Service uses satellite and local observations. For a 7-day view, see “aitutaki weather forecast 7 days” or “aitutaki weather radar” for broader Pacific data.