Last updated: July 2, 2025
In Xi'ao, China, understanding the UV Index is crucial for safeguarding your skin against harmful sun exposure. With peak levels soaring to 13 during midday, being aware of UV intensity can help you prevent sunburn and long-term skin damage. Given Xi'ao's Cfa climate, characterized by warm summers and moderate humidity, residents and visitors alike face significant UV exposure risks, especially during the intense midday hours. Stay informed and protect your skin by monitoring the UV Index as part of your daily routine!
As the sun climbs higher in the sky, the UV Index sharply rises, reaching its peak at 12:00 PM with a striking level of 13. Early risers will find moderate exposure between 7:00 AM and 8:00 AM, registering a low 1 and a moderate 3, respectively. The intensity escalates rapidly, hitting 9 by 10:00 AM and soaring to a maximum of 12 at 11:00 AM. This level of intensity remains steady until 1:00 PM, where it settles at 13 before gradually declining to 11 by 2:00 PM. The afternoon brings a noticeable drop, with values gently tapering off to 7 at 3:00 PM, then fading to 4 by 4:00 PM, and finally trailing off to 1 by 6:00 PM. This data underscores the importance of sun protection during peak hours when UV exposure is at its highest. Stay safe and enjoy the sunshine! ☀️
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | 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 Index levels exhibit significant seasonal variation, with the highest risk occurring from March to September, where the index reaches extreme levels of 12 to 14. This indicates a burn time of only 10 minutes, making it crucial for visitors and residents to take precautions during these months. In February, the UV Index rises sharply to 9 (very high), followed by extreme levels in March and continuing through August. As autumn approaches, the index drops, but caution remains important, particularly in October and November with values of 10 and 9 (very high). From January through early December, the UV Index is lower, ranging from 7 to 9, allowing for slightly longer safe exposure times of 15 to 25 minutes. To minimize risk, it is advisable to wear protective clothing, use broad-spectrum sunscreen, and seek shade, particularly during high-risk months when UV levels are at their peak.
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 |
| Xi'ao | 7 | 9 | 12 | 12 | 13 | 13 | 13 | 14 | 11 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |