Last updated: July 2, 2025
In the heart of Co Phuc, Vietnam, understanding the UV Index is crucial for protecting your skin and overall health. With high UV levels peaking around midday, awareness is key to preventing sunburn and long-term skin damage. The region's Cfa climate brings warm, humid conditions that can intensify exposure risks, particularly during the sun’s strongest hours. By staying informed about UV levels, locals and visitors alike can make smarter choices about outdoor activities and skin protection, ensuring a safe and enjoyable experience under the tropical sun.
As the sun rises, the UV Index begins its ascent, peaking at 13 around noon, making it a crucial time for sun safety. Starting at a modest 2 at 7:00 AM, the index steadily climbs, hitting 4 by 8:00 AM, and then surging to 10 at 10:00 AM. The intensity peaks at 12:00 PM, marked by a high of 13, before gradually declining to 6 by 3:00 PM. As the afternoon wanes, the values drop further, ending the day at a safe 0 by 7:00 PM. It’s clear that midday is the time to be sun-smart and protect your skin!
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 | 12 | extreme | 10 min |
14:00 | 10 | 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 |
The UV Index experiences significant seasonal changes, peaking from March to October, when the risk of harmful exposure is at its highest. April to August are particularly critical months, with UV Index values ranging from 12 to 14 and an extreme exposure category, indicating that residents and visitors should limit their direct sun exposure to a mere 10 minutes. January and February also pose a risk with a very high exposure category, while the burn time is slightly longer at 15 minutes. As months progress towards November and December, the UV Index drops, falling to 9 and 7, respectively, categorized as very high and high, with burn times of 15 and 25 minutes. It is essential for everyone to use sunscreen, wear protective clothing, and seek shade during high UV periods, especially during the peak months.
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 |
Co Phuc | 8 | 10 | 12 | 12 | 13 | 13 | 13 | 14 | 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 |