Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Dingcheng, China, where the subtropical climate contributes to significant sun exposure throughout the year. With daily UV levels peaking at 10 during midday hours, it's essential to be aware of these readings to protect yourself from harmful effects such as sunburn and long-term skin damage. As you navigate your day under the sun, remember that even low UV levels can pose risks, particularly from late morning to early afternoon when exposure is highest. By staying informed about the local UV Index, you can enjoy the warmth of Dingcheng’s climate while safeguarding your skin health.
The UV Index paints a vivid picture of the day's sun exposure, starting at a mild 1 at 7:00 AM and gradually climbing to its peak of 10 between 11:00 AM and 1:00 PM. From the intense midday sun, where protection is essential, the index begins to dip—sliding down to 9 at 2:00 PM and continuing its decline through the afternoon, settling back to 1 by 7:00 PM. This pattern highlights the importance of taking precautions during the peak hours, especially around noon when UV levels are at their highest. Embrace the sun responsibly!
| 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 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | 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, the UV Index varies significantly, indicating changing levels of sun exposure risk. High-risk months generally span from March to October, where values soar to extreme levels, particularly in June, July, and August, with a consistent UV Index of 11 that allows for a burn time of only 10 minutes. Visitors and residents should take precautionary measures during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. As the seasons shift, April and May also show very high levels, necessitating similar precautions. The winter months of January, February, November, and December present a moderate risk, allowing for safer sun exposure but still warranting caution. Staying informed and taking proactive steps can help everyone enjoy outdoor activities while minimizing sun-related health risks.
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 |
| Dingcheng | 4 | 5 | 7 | 8 | 10 | 11 | 11 | 11 | 10 | 8 | 5 | 4 |
| 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 |
| 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 |