Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Weifen, China, where the unique Dwb climate brings about significant sun exposure. Monitoring UV levels not only aids in sunburn prevention but also plays a vital role in maintaining overall skin health. With peak UV Index readings reaching as high as 11 between noon and early afternoon, it's essential to be aware of the risks associated with prolonged sun exposure. By staying informed, you can effectively protect yourself and enjoy the beautiful sunny days Weifen has to offer while minimizing the potential damage from UV rays.
As the sun rises, the UV Index begins to climb, starting at a gentle 1 at 07:00. By 08:00, it jumps to 3, signaling an increase in sun intensity. The real peak arrives as the clock strikes 11:00 with a robust 10, continuing to soar to a maximum of 11 at 12:00, where caution is advised—especially for those spending extended time outdoors. The afternoon sees a gradual decline, with the index lowering to 8 at 15:00, before dropping to 3 by 17:00. As the day winds down, the UV levels retreat to 1 from 18:00 onward, concluding a day of fluctuating sun exposure. To enjoy the outdoors safely, be mindful of those midday hours when sun protection is paramount!
| 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 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 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, the UV Index displays significant seasonal variations that indicate levels of sun exposure risk. The high-risk months are from April to September, when the UV Index reaches its peak, particularly in June, July, and August where it consistently reaches 11, categorized as extreme with a burn time as short as 10 minutes. In contrast, the winter months of January, February, and December show moderate levels with an Index of 3-5, allowing for longer exposure times of 30 minutes. As such, it is crucial for both visitors and residents to be vigilant about sun safety during the higher UV Index months, wearing protective clothing, applying sunscreen, and seeking shade whenever possible, to prevent sunburn and long-term skin damage.
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 |
| Weifen | 3 | 5 | 6 | 9 | 10 | 11 | 11 | 11 | 9 | 7 | 4 | 3 |
| 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 |