Last updated: May 3, 2025
In the stunning region of Muong Ang, Vietnam, being aware of the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. Understanding UV levels is not just about preventing painful sunburns; it's essential for long-term skin health and reducing the risk of skin-related issues. With Muong Ang's Cwa climate, characterized by warm summers and varying UV exposure, peak hours can see UV Index values soaring as high as 15 around noon. By staying informed and taking appropriate precautions, you can enjoy the beautiful outdoors while keeping your skin protected.
As the sun climbs higher, so does the UV Index, peaking at a striking 15 at noon. Starting off the day at a mild 2 at 07:00, the index steadily rises, reaching 11 by 10:00. By 11:00, it soars to 14, highlighting the intensity of ultraviolet radiation. It's at 12:00 that the UV Index hits its highest point, urging caution for those outdoors. As the afternoon progresses, the index gradually declines to 10 at 14:00, before dipping further to 1 by 17:00. As evening settles in, the UVI drops to 0 by 19:00, signaling that the day’s sunburn risk has passed. Stay protected during those midday hours when UV exposure is at its peak!
| 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 | 14 | extreme | 10 min |
| 12:00 | 15 | 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 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, peaking during the late spring and summer months. From March to October, the UV Index consistently reaches extreme levels, with March and April at 13, May through August peaking at 15, and then slightly decreasing to 12 in October. Notably, the highest risk months are April to October, where the burn time is as low as 10 minutes for unprotected skin, signaling a critical need for sun safety measures. In contrast, January and February also pose high risks with indices of 8 and 10 respectively, necessitating caution. During the remaining months of November and December, the UV levels drop, but still warrant protective measures, especially in November at 9. Visitors and residents should prioritize sun protection strategies, particularly during the extreme index months, to mitigate the risk of sunburn and long-term 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 |
| Muong Ang | 8 | 10 | 13 | 13 | 15 | 14 | 14 | 14 | 14 | 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 |