Last updated: July 2, 2025
Understanding the UV Index in Xibian, China is crucial for safeguarding your skin's health and preventing sunburn. With a typical Cfa climate, residents and visitors alike can experience significant variations in UV exposure throughout the day. Notably, peak UV levels in Xibian can reach a maximum of 13 around noon, indicating a high risk for harmful effects on unprotected skin. By staying informed about these UV levels, you can make smarter choices when it comes to sun protection, ensuring enjoyable and safe outdoor activities while minimizing the risk of skin damage.
The UV Index data reveals a striking daily rhythm of sun exposure, peaking dramatically around noon. Starting at a modest 2 at 07:00, the index climbs steadily, crossing 4 by 08:00 and reaching a noteworthy 6 at 09:00. As the sun rises, it hits a staggering 10 at 10:00, culminating in a maximum of 13 by 12:00—a clear indication that this is the moment of highest sun intensity. The index begins to taper off, falling to 10 by 14:00, then declines further to 6 at 15:00 before dropping steadily to 2 by 17:00. As twilight falls, UV levels plummet to 1 by 18:00 and vanish entirely by 19:00. This data serves as a critical reminder to embrace sun safety practices during the peak hours of 10 AM to 2 PM when UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | 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 | 0 | low | 45 min |
Throughout the year, UV radiation levels demonstrate significant seasonal variation, peaking during the summer months. High-risk months for UV exposure are March through September, where the UV Index consistently falls within the extreme category, necessitating minimal safe exposure times of just 10 minutes. February, October, and November follow with their very high UV Indexes, allowing slightly longer safe exposure of 15 minutes. Visitors and residents are advised to take precautions during these high-risk periods, including wearing protective clothing, applying broad-spectrum sunscreen with a high SPF, and seeking shade during peak sunlight hours, typically between 10 AM and 4 PM. As UV levels drop in January and December, individuals should remain vigilant but can enjoy slightly longer burn times of 25 minutes.
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 |
| Xibian | 6 | 8 | 11 | 11 | 12 | 13 | 13 | 13 | 11 | 9 | 8 | 6 |
| 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 |