Last updated: July 2, 2025
Understanding the UV Index in Xiwu, China is crucial for protecting your skin from harmful ultraviolet radiation. Awareness of UV levels can significantly aid in sunburn prevention and long-term skin health, allowing residents and visitors to enjoy the sun safely. With a Cfa climate, Xiwu experiences high UV exposure, particularly during midday when the index peaks at a staggering 12. By staying informed about the UV Index, you can take proactive steps to shield yourself from potential risks and enjoy the beautiful sunny days this region has to offer.
As the day unfolds, the UV Index rises dramatically, peaking at 12 between noon and 1 PM—the sun's rays are at their strongest during this time. Starting from a gentle 2 at 7 AM, the index gradually climbs to 9 by 10 AM, hitting 11 at 11 AM. The highest impact occurs at 12 PM and 1 PM, urging caution for outdoor enthusiasts. Following this zenith, the UV levels begin to recede, dropping to 9 at 2 PM and sliding to 1 by 6 PM. It's a clear reminder to prioritize sun safety during peak hours to protect your skin from harmful UV exposure!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 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 fluctuate significantly, indicating varying risks for sun exposure. From January to February, the UV Index is high (6-7), suggesting that individuals should take precautions when spending time outdoors, with a burn time of 25 minutes. However, as spring approaches, March and April experience a surge to very high levels (9-10), reducing safe exposure time to just 15 minutes. The summer months of May through August reach their peak, with an extreme UV Index of 11-12 and a burn time of only 10 minutes, representing the highest risk for sunburn and skin damage. September begins the gradual decline to 11, while October sees a return to very high levels at 9. By November and December, UV levels drop back to high (6) and moderate (5), allowing for longer safe exposure times of 25-30 minutes. Visitors and residents should remain vigilant, especially from March through September, by utilizing protective measures such as sunscreen, hats, and clothing to safeguard against harmful UV radiation during these high-risk months.
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 |
| Xiwu | 6 | 7 | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 9 | 6 | 5 |
| 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 |