Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Thi Tran Long GJien, Vietnam, where the tropical climate can lead to significant UV exposure. With peak UV levels reaching as high as 13 around midday, being aware of these readings is essential for sunburn prevention and maintaining long-term skin health. As typical weather patterns can increase your risk of overexposure, keeping an eye on UV levels helps you plan safe outdoor activities and protect your skin from harmful effects. Whether you're exploring the vibrant landscapes or enjoying the local culture, knowing the UV Index will empower you to enjoy the sun safely.
As the sun rises, the UV Index creeps up from a low of 2 at 07:00. By 09:00, it reaches a moderate 7, signaling that sun protection is becoming essential. The peak intensity occurs at 12:00, when the UV Index soars to 13, a reminder of the midday sun's strength. From 11:00 to 13:00, it remains elevated, hitting a maximum of 12 before it gradually declines to 9 by 14:00. The late afternoon sees a noticeable drop, as the UV levels fall to 3 by 16:00. As the day winds down, the index drops to 1 by 17:00, then fades to 0 by 19:00, marking the end of a sun-drenched day. Remember to stay protected during those peak hours!
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 | 10 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 5 | moderate | 30 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 |
During the year, UV Index levels remain exceptionally high, particularly from January to September, with peak values in March at an extreme level of 16. The high-risk months for sun exposure are from February to April, where the UV Index reaches its maximum at 14 to 16, maintaining a burn time of just 10 minutes for unprotected skin. As the year progresses, the UV Index gradually declines but remains high through October, still requiring caution. Visitors and residents are advised to take precautionary measures, such as wearing protective clothing, applying broad-spectrum sunscreen regularly, and seeking shade during peak sun hours, especially during these critical months of high UV exposure. In December, while the UV Index drops to 10, caution is still advised with a burn time of 15 minutes.
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 |
Thi Tran Long GJien | 11 | 14 | 16 | 15 | 14 | 13 | 13 | 14 | 14 | 13 | 11 | 10 |