Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Dong Xoai, Vietnam, where the tropical climate brings intense sunlight year-round. Awareness of UV levels is essential for preventing sunburn and maintaining long-term skin health, as even short exposures can lead to significant damage. With peak UV values reaching 14 around noon, it’s vital to check local UV forecasts and take protective measures during high-risk hours. By staying informed, you can enjoy Dong Xoai's beautiful outdoors while safeguarding your skin from harmful ultraviolet radiation.
The UV Index (UVI) data reveals a dramatic rise in sun intensity throughout the morning, peaking at a striking 14 by noon. The trend begins subtly at 7:00 AM with a low 2, gradually increasing as the sun climbs higher in the sky. By 10:00 AM, the UVI hits 11, indicating very high levels of UV radiation that warrant caution, especially for outdoor activities. The intensity remains at its highest during 11:00 and 12:00 when protective measures are crucial. As the afternoon progresses, the UVI starts to decline, dropping to 5 by 3:00 PM, before tapering off to a mere 1 by 5:00 PM. This data highlights the importance of being vigilant about sun safety, particularly during the peak hours when the UV Index is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 11 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 5 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits consistently high levels across most months, indicating a period of extreme exposure risk. From January to April, the UV Index peaks at 16 in March, making these early months critical for sun safety. May through October sees a slight decline, yet levels remain elevated, particularly in April and August where the UV Index reaches 15. November and December experience a gradual decrease, with the highest UV Index during the cold months being 11 in November and 10 in December, classified as very high. Visitors and residents are advised to prioritize sun protection from January through October, ensuring to use sunscreen, wear protective clothing, and limit direct sun exposure, particularly during peak hours, to avoid severe sunburn and long-term skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hanoi UVI | 8 | 10 | 12 | 12 | 13 | 12 | 12 | 13 | 13 | 11 | 9 | 7 |
Haiphong UVI | 8 | 10 | 12 | 13 | 12 | 13 | 13 | 13 | 13 | 11 | 9 | 7 |
Da Nang UVI | 10 | 12 | 14 | 15 | 14 | 13 | 14 | 14 | 13 | 12 | 10 | 9 |
Ho Chi Minh City UVI | 10 | 13 | 15 | 14 | 14 | 12 | 13 | 14 | 13 | 13 | 11 | 10 |
Bien Hoa UVI | 10 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 13 | 12 | 11 | 10 |
Dong Xoai | 11 | 14 | 16 | 15 | 14 | 13 | 14 | 15 | 14 | 13 | 11 | 10 |