Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Boc Bo, Vietnam, where the climate offers vibrant sunshine but also poses significant sun exposure risks. With UV levels peaking at a dangerous 13 around noon, being aware of these numbers is essential for preventing sunburn and protecting your skin health. Boc Bo's Cwa climate means warm summers and mild winters, which can lead to higher UV exposure, particularly during midday hours. By monitoring the UV Index, you can better safeguard yourself and enjoy the outdoors without compromising your well-being.
The UV Index today displays a dynamic pattern, peaking at a striking 13 around 12:00 PM, signaling the strongest sun exposure of the day. Early risers will enjoy a low UV of just 2 at 7:00 AM, but as the sun ascends, the index climbs sharply, reaching 10 by 10:00 AM and hitting 12 at 11:00 AM. As the afternoon unfolds, it gradually dips to 9 at 2:00 PM and then decreases further to 6 by 3:00 PM. By the evening, the UV Index drops significantly, plummeting to 1 at both 4:00 PM and 5:00 PM, and falling to 0 by 7:00 PM. Stay safe and protect your skin 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 | 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 |
The UV Index experiences significant seasonal fluctuations, peaking between March and September, with extreme levels recorded from March (12) to July (14), indicating a critical risk of harm from unprotected sun exposure. High-risk months include March, April, May, June, July, August, and September, where the burn time drops to just 10 minutes—a mere moment in the sun can lead to significant skin damage. Visitors and residents are strongly advised to take precautions during these months, such as wearing protective clothing, applying broad-spectrum sunscreen with a high SPF, and seeking shade during peak sunlight hours to minimize UV exposure. As the year progresses, November and December see a decline in the UV index, but even then, caution is recommended in November (9) and December (7) due to moderate risk levels.
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 |
Boc Bo | 8 | 10 | 12 | 12 | 13 | 13 | 14 | 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 |