Cairns UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.7
- Avg Clouds63%
- Max Temp27.1 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cairns, Australia 
will reach a high of 11.7 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-15
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
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
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 UV Index Trend
See the UV index hour by hour for Cairns. When the level is high, it's smart to find some shade.
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