Last updated: July 2, 2025
Understanding the UV Index in Yuntan, China is essential for protecting your skin and maintaining overall health. With the region's humid subtropical climate, characterized by its intense sunshine and steep UV exposure peaks, being aware of UV levels can help prevent sunburn and reduce the risk of long-term skin damage. During the hottest hours, particularly between 11:00 AM and 1:00 PM, the UV Index can soar as high as 14, making sun protection crucial for outdoor activities. Stay informed and take the appropriate precautions to enjoy all that Yuntan has to offer while safeguarding your skin!
The UV Index reaches its peak intensity between 11:00 AM and 1:00 PM, soaring to a scorching 14 during midday, urging sun-seekers to take extra precautions against harmful rays. As the day begins, the index starts at a mild 1 at 7:00 AM and gradually climbs, hitting 9 by 10:00 AM. Once it crosses into the 12 range at 11:00 AM, sun protection becomes essential. After the early afternoon peak, values begin to retreat, dropping to 8 by 3:00 PM and falling to a gentle 1 by 7:00 PM. This data highlights the urgency of UV safety measures during the sunniest hours of the day. Make sure to stay vigilant if you're outdoors!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest levels occurring during the spring and summer months. Notably, March and July peak at an Index of 14, categorized as extreme, indicating that the risk of harm from unprotected sun exposure is very high and a burn can occur in just 10 minutes. February and November follow closely with a UV Index of 10 and 9, respectively, marking them as very high risk months where exposure should still be minimized. In contrast, December experiences a lower UV Index of 7, classified as high, allowing for slightly longer unprotected exposure at 25 minutes. Visitors and residents should prioritize sun safety, particularly from March to September, by wearing protective clothing, applying sunscreen, and seeking shade during peak hours to mitigate the risk of skin damage and health issues associated with high UV levels.
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 |
| 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 |
| Yuntan | 8 | 10 | 13 | 12 | 14 | 13 | 14 | 13 | 12 | 12 | 9 | 7 |