July weather forecast
Cook Islands

July in the Cook Islands is at the heart of the dry season, bringing forth the most consistent and stable weather patterns. Average temperatures during this month range from 18°C (64.4°F) to 25°C (77°F). These temperatures, some of the lowest of the year, coupled with decreased humidity, provide a comfortable climate for those wishing to explore the islands' natural beauty.

Rainfall in July remains low, with the southern islands such as Rarotonga and Mangaia typically experiencing less than 100mm (3.94") of precipitation. This trend, consistent with the drier season, also applies to the northern islands like Penrhyn and Rakahanga, which continue to receive less rainfall compared to their southern counterparts.

As July is well outside of the South Pacific cyclone season, the risk of cyclones is extremely low. However, it is always wise to remain informed about local weather forecasts during your stay.

Comparing July to June, temperatures remain similar, with a marginal decrease in the cooler spectrum. Rainfall continues to stay low, maintaining the stable, dry weather pattern characteristic of this season. Moving into August, this pattern continues, with minor variations in temperature and rainfall. Thus, July represents the heart of the dry season in the Cook Islands, characterized by its cooler temperatures and low precipitation.

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• Roto - July »
  Roto marks the start of July with an average high-temperature of a still warm 28.1°C (82.6°F), hinting at a slight fluctuation from June's 28.8°C (83.8°F). In Roto in July, it is raining for 24.5 days, with typically 133mm (5.24") of accumulated precipitation.
• Tauhunu - July »
  July through September, with an average sea temperature of 28°C (82.4°F), are months with the coldest seawater in Tauhunu, Cook Islands. In Tauhunu during July, the rain falls for 18.6 days and regularly aggregates up to 96mm (3.78") of precipitation.
• Mapumai - July »
  In Mapumai, in July, during 14.6 rainfall days, 46mm (1.81") of precipitation is typically accumulated. In Mapumai, in July, during 14.6 rainfall days, 46mm (1.81") of precipitation is typically accumulated.
• Avarua District - July »
  The month with the least rainfall in Avarua District is July, when the rain falls for 5 days and typically collects 102mm (4.02") of precipitation. The coldest months are July and August, with an average high-temperature of 25°C (77°F).
• Arutanga - July »
  On the first day of July in Arutanga, Cook Islands, sunrise is at 07:12 and sunset at 18:13. In Arutanga in July, the average water temperature is 26°C (78.8°F).
• Omoka Village - July »
  The months of January, March through July, September through December bring the highest temperatures in Omoka Village, averaging a high of 31°C (87.8°F). Omoka Village's warmest season falls during January, March through July, September through December, averaging a high-temperature of 31°C (87.8°F).
• Mangarei Village - July »
  In Mangarei Village, Cook Islands, in July, the average water temperature is 25°C (77°F). July through September, with an average sea temperature of 25°C (77°F), are months with the coldest seawater in Mangarei Village.
• Oneroa Village - July »
  July and September are months with the least rain in Oneroa Village when the rain falls for 5 days and typically aggregates up to 102mm (4.02") of rain. The months with the lowest UV index in Oneroa Village are June and July, with an average maximum UV index of 6.
• Tautu - July »
  In Tautu in July, it is raining for 13.4 days, with typically 42mm (1.65") of accumulated precipitation. July and October, with an average of 6.9h of sunshine, are months with the least sunshine in Tautu.
• Nukuao - July »
  On the last day of July, in Nukuao, Cook Islands, sunrise is at 06:59 and sunset at 18:12 -10. In Nukuao, during July, the rain falls for 14.6 days and regularly aggregates up to 46mm (1.81") of precipitation.
• Ngatiarua - July »
  On the last day of July, in Ngatiarua sunrise is at 07:02 and sunset at 18:15 -10. With the advent of July, Ngatiarua experiences an average high-temperature of a still warm 24.5°C (76.1°F), mirroring a close resemblance to the previous month.
• Karanga Village - July »
  In Karanga Village, in July, during 14.6 rainfall days, 46mm (1.81") of precipitation is typically accumulated. With the arrival of July, Karanga Village's average high-temperature registers at a still moderately hot 24.5°C (76.1°F), indicating a subtle variation from the previous month.