Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Shangyuzhuang, China, where the sun can deliver intense ultraviolet radiation, especially during the peak hours of the day. By staying informed about UV levels, individuals can take proactive measures to prevent sunburn and protect their skin health, ultimately reducing the risk of skin cancer and other related issues. With a Dwb climate that features hot summers and significant UV exposure, it’s important to recognize when the sun's rays are most potent—ranging from a moderate level of 3 in the early morning to an extreme peak of 11 around noon. Stay vigilant to enjoy the sun safely!
Starting the day with a gentle UV Index of 1 at 7:00 AM, the sun quickly ramps up its intensity. By 8:00 AM, it reaches 3, but things really heat up as the clock strikes 9:00 AM with a 5. The peak sun hours are between 11:00 AM and 1:00 PM, where the UV Index soars to a significant 11, indicating a high risk of harm from unprotected sun exposure. After noon, the Index begins a gradual decline, dipping to 10 at 2:00 PM and then to 7 by 3:00 PM. As the afternoon wanes, the values drop further, settling back to 1 by 6:00 PM and 7:00 PM, providing a gentle close to the day's UV intensity. Remember to protect your skin during those peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | 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 | 7 | high | 25 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 |
The UV Index demonstrates significant seasonal variation, peaking during the warmer months. From April to August, the UV Index reaches extreme levels (11), resulting in a burn time of just 10 minutes for unprotected skin. May is especially concerning, maintaining this extreme rating. The highest risk months are April (UV Index 9, very high)** through August; during this period, it is crucial for both visitors and residents to take proactive sun protection measures. In contrast, January (UV Index 3) and December (UV Index 2) present lower risk levels, with longer burn times of 30 and 45 minutes, respectively. To minimize sun damage, individuals should seek shade, wear protective clothing, and apply sunscreen, especially from late spring through summer.
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 |
| Shangyuzhuang | 3 | 4 | 6 | 9 | 11 | 11 | 11 | 11 | 8 | 7 | 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 |