Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Ba Tri, Vietnam, as it plays a vital role in protecting against harmful ultraviolet (UV) radiation. With the region’s tropical climate and high UV exposure risks, particularly during the midday hours, staying informed about UV levels is essential for preventing sunburn and promoting long-term skin health. Notably, Ba Tri experiences a significant peak in UV Index values, reaching as high as 14 around noon, making it imperative to take protective measures during these times. By keeping an eye on the UV Index, you can enjoy the sunny days while safeguarding your skin from potential damage.
The UV Index today paints a vivid picture of a sunny day's intensity. Starting off at a moderate level of 1 at 7:00 AM, the sun rises steadily, peaking at 14 around 12:00 PM—a high risk time for unprotected skin. Expect the index to hit its zenith at 1:00 PM with a dramatic 13, only to gently recede as the afternoon fades, dropping to 6 by 3:00 PM. As the sun begins to set, the levels decrease further, retreating to 1 by 5:00 PM and finally to a 0 by 7:00 PM, signaling a safe window for late evening activities. Remember to protect your skin during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 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 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, the UV Index in this region consistently remains high, with extreme exposure levels from January to October and a slight decrease in November and December. The highest risk months include March through September, where the UV Index reaches its peak at 16 and 14, respectively, demanding vigilant sun protection measures. Visitors and residents are advised to limit sun exposure, especially during peak hours, and to always apply a broad-spectrum sunscreen, wear protective clothing, and seek shade whenever possible, as even brief outings can lead to rapid burns. While December offers a slightly reduced risk with a very high UV Index of 10 and a longer burn time of 15 minutes, caution should still be exercised.
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 |
Ba Tri | 11 | 14 | 16 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |