Last updated: July 2, 2025
Understanding the UV Index in Vinh, Vietnam, is essential for everyone who wants to protect their skin and overall health. With maximum UV levels reaching a staggering 14 around noon, being aware of UV exposure is vital for preventing sunburn and long-term skin damage. Vinh's tropical climate often exposes residents and visitors to high UV radiation, especially during the peak hours between 10 AM and 2 PM. By staying informed about the UV Index, you can make better decisions for outdoor activities, ensuring safety and enjoyment in this vibrant region.
The UV Index throughout the day paints a clear picture of sun intensity, peaking dramatically between 11:00 AM and 12:00 PM, where it reaches a scorching 14. Early morning starts off mild with a maximum of 2 at 7:00 AM, gradually escalating to a more cautious 4 at 8:00 AM, before the sun strikes hard at 10 around 10:00 AM. By 9:00 AM, the UV climbs to 7, signaling the importance of sun protection as it escalates further to its zenith. In the afternoon, values begin to descend, dropping to 10 at 2:00 PM, and decreasing steadily to 1 by 5:00 PM, indicating a return to safer conditions as the sun sets. With no UV exposure risks by 7:00 PM, this data underscores the critical times for sunscreen application and shade seeking to prevent harm. Stay safe and savvy under the sun!
| 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 | 13 | extreme | 10 min |
| 12:00 | 14 | 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 |
Throughout the year, the UV Index shows significant variability, with the most intense exposure occurring during the spring and summer months. From March to October, the UV Index reaches extreme levels (ranging from 13 to 14), with the shortest burn time of just 10 minutes in peak months like July and August. The high-risk months for UV exposure are March through October, emphasizing the need for caution during these periods. Meanwhile, January and February also pose significant risks with very high indices of 8 and 10, respectively. To protect yourself from harmful UV rays, it is advised that visitors and residents wear sunscreen, sunglasses, and protective clothing, and seek shade, especially during midday hours when UV radiation is at its peak. In contrast, the UV Index drops in the fall and winter, with November being very high and December relatively lower, allowing for greater protection. Always remain vigilant and informed about UV exposure levels to ensure safety throughout the year.
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 |
| Vinh | 8 | 10 | 13 | 13 | 13 | 13 | 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 |