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Kailua UV Index Today

Day Summary

The UV index in Kailua, United States Flag of United States will reach a high of 12.1 today. This means a extreme level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-01

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.

Kailua's UV Index

Kailua's UV index is generally high, often ranging from 7 to 11, especially during late spring and summer months. This means the sun's rays are strong most of the year.

Weather Seasons

UV index

Kailua has warm temperatures year-round with a dry season from April to October and wetter months from November to March. The weather is mostly sunny with occasional rain showers, especially in winter.

Kailua's Climate

Compared to the wider Hawaiian region, Kailua is similar in warmth but usually sunnier and less rainy than areas on the windward side of the island. Neighboring islands have similar tropical climates but may receive more rain depending on location.

Hourly UV Index Trend

See the UV index hour by hour for Kailua. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Kailua is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.