Last updated: July 2, 2025
As you enjoy the vibrant sunshine in Nam Dinh, Vietnam, being aware of the UV Index is crucial for protecting your skin. Understanding UV levels is essential not only for preventing painful sunburns but also for safeguarding your overall skin health against potential long-term damage. With a climate characterized by hot summers and high UV exposure, particularly between 10 AM and 2 PM when levels peak at a striking 14, it's vital to stay informed and take necessary precautions. Keep an eye on the UV Index to ensure you enjoy the sun safely while embracing all that Nam Dinh has to offer!
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 seasonal changes, with notably high levels from March to October. The highest risk months are July and August, when the UV Index peaks at 14, categorized as extreme, with a burn time of only 10 minutes. Visitors and residents are advised to take extra precautions during these months, including wearing protective clothing, using sunscreen with a high SPF, and seeking shade during peak sun hours. Notably, January and February also present very high risks, with UV Index values of 8 and 10 respectively, emphasizing the need for vigilance even in the cooler months. As the year progresses into November and December, the UV exposure decreases, but it is still essential to remain mindful of sun safety practices.
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 |
| Nam Dinh | 8 | 10 | 12 | 13 | 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 |