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Hoi An UV Index Today

Day Summary

The UV index in Hoi An, Vietnam Flag of Vietnam will reach a high of 7.3 today. This means a high level of sun exposure. See our tips below to stay safe!

Last checked: 2025-12-04

Hourly Forecast Chart

Today's Safety Tips

Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.

Hoi An's UV Index

Hoi An's UV index is generally high, often ranging from 7 to 11 during sunny days, especially from late morning to early afternoon, indicating strong ultraviolet radiation.

Weather Seasons

UV index

Hoi An has a tropical climate with a hot, wet summer from May to October and a cooler, dry winter from November to April. The rainy season peaks around September and October, while the dry season is ideal for outdoor activities.

Hoi An's Climate

Compared to northern Vietnam, Hoi An is warmer and more humid year-round. It receives more rainfall than nearby Laos but less than southern Vietnam’s Mekong Delta, making its climate unique within the region.

Hourly UV Index Trend

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

Disclaimer

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