Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Lengkeng, China, where sunny days frequently bring both enjoyment and potential risks. The UV Index measures the strength of ultraviolet radiation, making awareness essential for sunburn prevention and long-term skin health. With Lengkeng’s Cfa climate, characterized by hot summers and mild winters, UV exposure can peak significantly—reaching levels as high as 13 during the hottest hours. By staying informed about daily UV levels, you can take proactive steps to protect your skin from harmful rays and enjoy the beautiful weather safely.
During the day, the UV Index peaks dramatically, showcasing a dynamic pattern of intensity. At 07:00, it begins at a low 1, gradually rising to 3 by 08:00. As the sun ascends higher, the index climbs swiftly, reaching 5 at 09:00 and hitting a striking 8 by 10:00. The real intensity is felt between 11:00 and 13:00, where it soars to a maximum of 13. After noon, the UV Index dips but remains notable, registering 11 at 14:00 before gently declining through the afternoon, falling to 7 by 15:00. As the sun sets, the index sinks back down to 2 at 17:00 and settles at 1 by the evening hours, reminding us to always be cautious and protect our skin during the sun's peak hours.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels experience significant fluctuations, peaking in the late spring and summer months. January starts with a high UV Index of 7, indicating 25 minutes of burn time, but by February, it escalates to 9 and then reaches an extreme level of 12 as early as March, continuing through April and May, where it peaks at 13. High-risk months include March to August, where the UV Index remains in the extreme range, necessitating precautions like seeking shade, wearing protective clothing, and using sunscreen throughout the day. As the year progresses into October and November, UV levels moderately decline to 10 and 8, respectively, still categorized as very high. Residents and visitors are strongly advised to stay vigilant during these peak months to reduce the risk of UV-related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beijing UVI | 2 | 3 | 5 | 8 | 9 | 9 | 10 | 9 | 7 | 6 | 4 | 2 |
| Chengdu UVI | 5 | 6 | 8 | 10 | 12 | 11 | 11 | 10 | 11 | 8 | 6 | 4 |
| Shanghai UVI | 5 | 6 | 8 | 10 | 10 | 11 | 12 | 11 | 11 | 8 | 6 | 4 |
| Lengkeng | 7 | 9 | 12 | 12 | 13 | 12 | 13 | 13 | 11 | 10 | 8 | 7 |
| Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |