Last updated: July 2, 2025
Understanding the UV Index in La Gi, Vietnam is crucial for everyone who enjoys the sun, as it plays a significant role in preventing sunburn and protecting skin health. With its tropical climate, La Gi experiences varying levels of UV radiation throughout the day, peaking at an intense UV Index of 13 during midday hours. By being aware of these levels, residents and visitors can make informed decisions about outdoor activities and sun protection, minimizing the risks associated with overexposure to harmful UV rays. So whether you’re soaking up the sun on the beach or exploring the vibrant streets, keeping an eye on the UV Index is essential for a safe and enjoyable experience!
The UV Index throughout the day showcases a dynamic rise and fall, reflecting the sun's intensity. Starting at a mild 2 by 7:00 AM, it gains momentum, reaching a moderate 4 at 8:00 AM. By 9:00 AM, the UV Index peaks to a 7, and then surges to a striking 10 by 10:00 AM. The midday sun is relentless, pushing the index to a maximum of 13 at both 11:00 AM and 12:00 PM. As the afternoon unfolds, there is a gradual decline; it drops to 12 at 1:00 PM, further decreasing to 9 by 2:00 PM. The late afternoon sees the UV Index easing to 5 at 3:00 PM, before trailing off into the evening with a gentle 3 at 4:00 PM. As twilight approaches, the index tapers down to 1 by 5:00 PM and remains at this level until 7:00 PM, finally hitting 0 by 8:00 PM. Stay protected during those peak hours!
| 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 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 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 |
The seasonal UV index reflects extreme exposure levels predominantly from January to April, with peak values reaching 16 in March, indicating a very high risk of harm from unprotected sun exposure. February and March are particularly concerning, with UV indexes of 14 and 16, suggesting visitors and residents should take strong precautions during these months. Although the index slightly decreases in the summer months, it remains significant, with a steady UV Index of 13 from June through October; thus, safety measures should continue during this period. November and December offer slightly lower risks with indices of 11 and 10, but vigilance is still advisable given the extreme exposure category. To protect skin, it is recommended to apply broad-spectrum sunscreen, wear protective clothing, and seek shade during peak sun hours, especially when the burn time is as short as 10 minutes.
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 |
| La Gi | 11 | 14 | 16 | 15 | 15 | 13 | 13 | 14 | 13 | 13 | 11 | 10 |