Last updated: July 2, 2025
In Xiaotiechang, China, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn, especially given the region's Cwb climate, characterized by warm, humid summers. Understanding UV levels can help you take necessary precautions during peak exposure hours, particularly between 10:00 AM and 2:00 PM, when indices can soar to a dangerous 15. By staying informed about daily UV fluctuations, you can protect yourself and enjoy the beautiful, sun-drenched days of Xiaotiechang while minimizing the risks of prolonged sun exposure.
As the sun rises, the UV Index begins at a modest 1 at 7:00 AM, making it a safe time to step outside for morning activities. By 9:00 AM, it ramps up to 4, indicating a moderate risk of harm from unprotected sun exposure. The real heat hits between 11:00 AM and 1:00 PM, where the index peaks at 14, suggesting very high levels of UV radiation. This is the perfect time to seek shade and protect your skin! Fortunately, as the afternoon rolls on, the index begins to decline, dipping to 11 by 3:00 PM and further down to 2 toward the evening. Remember, the intensity of the sun can change quickly, so it’s essential to stay informed and take precautions during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal fluctuations, peaking in the summer months of June and July, where it reaches a staggering 15 and falls within the extreme exposure category. From March to October, the UV levels remain particularly high, with April and May also reflecting 14, indicating a high risk of harm from unprotected sun exposure. Visitors and residents should take extra precautions during these high-risk months, particularly when the UV Index exceeds 11 from March to October. It is advisable to limit sun exposure during peak hours, seek shade, and use protective clothing and sunscreen with high SPF, especially when burn times are as short as 10 minutes in extreme conditions. As the year progresses to November and December, the UV levels decrease, but caution remains warranted during November, when the index is still 9, classified as very high.
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 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |
| Xiaotiechang | 8 | 9 | 11 | 13 | 14 | 14 | 15 | 14 | 13 | 11 | 9 | 7 |