Last updated: June 2, 2025
In Cung Son, Vietnam, understanding the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. With peak UV levels often soaring to 13 around midday, awareness of these fluctuations can play a vital role in preventing sunburn and promoting long-term skin health. The local Aw climate brings ample sunshine, making it essential for residents and visitors alike to recognize the risks associated with high UV exposure. By monitoring the UV Index, you can enjoy the beautiful outdoors while taking the right precautions to protect yourself from skin damage.
As the sun rises, the UV Index begins its ascent, peaking at 13 between 11:00 AM and 12:00 PM, indicating a high risk of harm from unprotected sun exposure. Starting the day at a mild 2 at 07:00, it swiftly climbs to an intense 11 by 10:00 AM. This is the perfect time to seek shade or apply sunscreen, especially as the index dips back down to 5 at 3:00 PM and gradually falls to a safe 0 by 7:00 PM. Be mindful of the midday sun—when the UV Index is highest, your skin deserves the best protection!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 8 | very high | 15 min |
10:00 | 11 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 8 | very high | 15 min |
15:00 | 5 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index shows significant seasonal variations, with extreme exposure levels persisting from January to October, peaking at 16 in both March and April, which are the high-risk months for sunburn with a quick burn time of just 10 minutes. As we move into November, the UV Index decreases to 11, followed by December at 10, where the exposure is categorized as very high, extending the burn time to 15 minutes. Visitors and residents are strongly advised to take precautionary measures year-round, especially during the high-risk months of March and April, by using sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage.
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 |
Cung Son | 11 | 13 | 16 | 16 | 15 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |