Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Shangjiang, China, where the sun can pose significant risks to skin health. With UV levels peaking between 11:00 AM and 1:00 PM, reaching as high as 13, awareness of these fluctuations is essential for sunburn prevention and long-term skin protection. Shangjiang's Cfa climate brings warm summers and ample sunshine, making it vital to recognize when UV exposure is at its highest to safeguard against damaging effects. Staying informed about the UV Index empowers you to enjoy the outdoors safely while minimizing the risk of harmful sun exposure.
The UV Index for today showcases a dramatic rise in intensity as the hours progress. Starting from a modest 1 at 07:00, it quickly escalates to 2 by 08:00, then surges to 4 by 09:00. The peak occurs at 12:00, where it reaches an impressive 12, making it crucial to take sun safety precautions. Continuing its ascent, the index hits a high of 13 at 13:00 before gradually declining, dropping back to 11 at 14:00. As the afternoon wanes, the values retract to 8 by 15:00, 5 by 16:00, and further down to 3 at 17:00. Finally, as twilight approaches, the index settles low at 1 by 18:00 and remains steady through 19:00. Ensuring protection during the peak hours is essential to safeguard against harmful UV exposure.
| 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 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, UV index levels vary significantly, peaking during the summer months. January begins with a UV Index of 7 (high exposure) and a burn time of 25 minutes, while February sees a jump to 9 (very high), reducing burn time to 15 minutes. The trend continues with March and April, both recording an extreme UV Index of 11 and a burn time of just 10 minutes. The months of May through August are particularly high-risk, peaking at 14 in July, meaning that unprotected skin can burn in as little as 10 minutes. September starts to decrease slightly but remains extreme at 11, and by October and November, the index drops to 10 and 8 respectively, with longer burn times of 15 minutes. Finally, December ends the year with a UV Index of 6 (high), allowing for a burn time of 25 minutes. Visitors and residents should take precautions during the high-risk months (February through September), utilizing sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to safeguard their skin health.
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 |
| Shangjiang | 7 | 9 | 11 | 11 | 13 | 13 | 14 | 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 |