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UV Index in Cairns

Day Summary

Today's UV index in Cairns, Australia Australia will be up to 9.1, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.

Last checked: 2025-05-10

Forecast

Today's tips

With a UV index of 9.1 in Cairns, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.

Cairns's UV Index

Cairns has a high UV index, often reaching 10 or above during summer months. This means the sun's rays are very strong, especially around noon. UV levels drop in the winter but can still be moderate.

Weather Seasons

UV index

The weather in Cairns is tropical with two main seasons: a hot, wet summer and a warm, dry winter. Summers are rainy and humid, while winters are cooler and much drier. Temperatures stay warm all year, rarely getting cold.

Cairns's Climate

Compared to other parts of Australia, Cairns is much warmer and wetter. It has more rain than cities like Sydney or Melbourne. Compared to neighboring countries like Papua New Guinea, Cairns is slightly cooler but has similar tropical weather.

Hourly Trend

See the UV index hour by hour for Cairns, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.

Disclaimer

* This page's content about the UV index in Cairns (Australia) 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.