Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Van Gia, Vietnam, where the tropical climate brings significant sun exposure year-round. Being aware of UV levels helps in preventing sunburn and protecting overall skin health, reducing the risks of both immediate and long-term skin damage. During peak hours, particularly from 10:00 AM to 2:00 PM, the UV Index can reach dangerously high levels—peaking at 14. This highlights the need for vigilance when enjoying the outdoors in a place where the sun shines brightly and consistently. Stay informed, stay safe, and embrace the beauty of Van Gia while protecting your skin!
The UV Index peaks dramatically during the midday hours, illustrating the sun's intensity in compelling detail. Starting at a modest 2 by 07:00, it swiftly ascends as the day unfolds. By 08:00, it jumps to 5, and then reaches a significant 8 at 09:00. The sun is at its fiercest between 10:00 and 12:00, with the index soaring to 14, an indication to take extra precautions! As 13:00 rolls around, the UV level dips slightly to 12, only to further decrease to 9 by 14:00. Post-midday, the sun's strength wanes; it dramatically drops to 5 by 15:00 and decreases to 1 by 17:00, finally settling at 0 by 19:00. Such data highlights the importance of sun protection during the peak hours when the UV intensity is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 12 | extreme | 10 min |
| 11:00 | 14 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels remain consistently high, particularly in January to April, where values peak at 16 in March. This period represents the highest risk months for sun exposure, prompting caution among visitors and residents alike. The exposure category is consistently classified as extreme, with a burn time of just 10 minutes, indicating that unprotected skin can be negatively affected in less than a quarter of an hour. Even as the summer heat peaks with UV levels remaining at 14 in July, August, and September, the need for protective measures persists. As we transition into the fall and winter months, UV levels gradually decrease, but even in November and December, the UV index remains notably high at 11 and 10 respectively, with a burn time of 15 minutes in December. It is crucial for everyone to remain vigilant by wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours year-round.
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 |
| Van Gia | 11 | 13 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |