Last updated: June 2, 2025
In Yangli, China, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With its Cfa climate offering warm summers, residents and visitors should be aware of the daily fluctuations in UV levels, especially as they peak between 10 AM and 2 PM when values can soar to a maximum of 13. By staying informed about the UV Index, you can take proactive steps to protect yourself from potential risks associated with overexposure to the sun, ensuring a safer and healthier experience outdoors. Whether you’re planning a day at the park or a trek in nature, knowing the UV Index can make all the difference for your skin.
As the sun rises, the UV Index gradually climbs, starting at a modest 2 at 7:00 AM. By 8:00 AM, it sharply increases to 4, setting the stage for the day's peak. The intensity hits its zenith at 12:00 PM, soaring to 13—a potent reminder to take sun safety precautions. As the afternoon unfolds, the UV levels begin to wane, dipping to 9 by 2:00 PM and further declining to 6 by 3:00 PM. The evening brings a gentle decline, with the index falling to 2 by 5:00 PM and tapering off to 0 by 7:00 PM. This dynamic pattern emphasizes the importance of sun protection, particularly during the midday hours when the UV rays are strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | 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 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, peaking during the midyear months. January starts with a high exposure category (UV Index 6), offering a 25-minute burn time, which gradually escalates to extreme levels by March (UV Index 11) and remains in that category until September, where it tapers slightly to very high in October (UV Index 10). February and March represent particularly high-risk months with very high and extreme ratings, demanding extra caution. From April through August, the UV Index consistently reaches 13, necessitating just 10 minutes for potential sunburn. To ensure safety, residents and visitors should take protective measures such as wearing sunscreen, hats, and seeking shade during peak hours, particularly from March to September when the risk of skin damage is at its highest. As the year progresses, it's essential to stay informed and adjust sun exposure practices accordingly.
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 |
| Yangli | 6 | 10 | 11 | 12 | 13 | 13 | 13 | 13 | 11 | 10 | 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 |