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UV Index in Avarua

UV index


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Today's UV index in Avarua, Cook Islands Cook Islands will be up to 6.5, indicating a high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.


Today's tips

With Avarua's UV index reaching 6.5, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours between 10 a.m. and 4 p.m., when UV rays are strongest.

Avarua's UV Index

The UV index in Avarua, Cook Islands, is often high due to its tropical location. On average, the UV index is high to very high from September to May, and moderate during the winter months.

Weather Seasons

UV index

Avarua experiences two main seasons: the dry season from April to October, and the wet season from November to March. The dry season is cooler and less humid, while the wet season is warmer with higher humidity and more rainfall.

Avarua's Climate

Compared to its region and neighboring countries, Avarua's weather is typically milder and less extreme. While other Pacific islands may experience typhoons or hurricanes, the Cook Islands are rarely affected. The temperature in Avarua is also more consistent, with less variation between day and night and throughout the year.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Avarua. It's designed to provide you with a better understanding of the yearly weather and sun exposure.


* This page's content about the UV index in Avarua (Cook Islands) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.