Last updated: June 2, 2025
In Thi Tran Tam Son, Vietnam, understanding the UV Index is crucial for safeguarding your skin and overall health. With the region's Cwa climate, residents and visitors alike face significant sun exposure risks, particularly during peak hours when the UV levels can reach a damaging 14. Being aware of the UV Index not only helps in preventing sunburn but also plays a vital role in long-term skin health. As daily UV readings can vary significantly, keeping track of these levels ensures that you can enjoy the sunny weather while protecting yourself from harmful ultraviolet radiation.
As the sun rises, the UV Index begins its climb, peaking dramatically at 14 around noon. Starting from a mild 2 at 07:00, the intensity escalates quickly, reaching a tipping point of 11 by 10:00 and hitting its zenith at 12:00. During the midday hours, when the UV exposure is most potent, it's essential to take precautions. As afternoon approaches, the index gradually subsides—dropping to 7 at 15:00 and further to 2 by 17:00. After sunset, UV levels wane to 0, signaling a safe return for outdoor activities as the sun sinks below the horizon. Make sure to protect your skin and enjoy the sunny day safely!
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 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index experiences significant seasonal changes, peaking between March and October, with the most hazardous levels occurring in the summer months of June and July, when the UV Index reaches 15 and is classified as extreme, allowing for a burn time of just 10 minutes. Visitors and residents should exercise caution during these months, as well as February and May, which also present high-risk conditions with very high to extreme exposure levels. From November to January, the UV Index drops, though January and February still pose risks with values of 8 and 10, respectively. To protect skin health, it is advised that everyone take necessary precautions, such as wearing sunscreen and protective clothing, especially during midday hours when UV radiation is strongest.
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 |
Thi Tran Tam Son | 8 | 10 | 12 | 13 | 14 | 14 | 15 | 14 | 13 | 12 | 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 |