Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Longde Chengguanzhen, China. With its Dwb climate, this region experiences significant sun exposure, especially during the peak hours showcased by the UV Index. Being aware of UV levels is essential not just for preventing painful sunburns but also for maintaining long-term skin health. On a sunny day, UV values can soar as high as 12 and 13, indicating a need for protective measures, particularly between 10 AM and 2 PM. Staying informed empowers you to enjoy the outdoors safely while protecting your skin from harmful rays.
The UV Index reveals a dynamic fluctuation throughout the day, peaking dramatically at 1 PM with a soaring 13—a call for sun safety. Starting from a gentle 1 at 7 AM, the intensity gradually builds, reaching a moderate 5 by 9 AM. The sun's rays become more relentless, with a notable 10 at 11 AM and an even more intense 12 at noon. As the day progresses, the index begins to decline, dropping to 9 by 3 PM, and cooling to a casual 1 by 7 PM. Keep your sunscreen handy for peak hours when the UV exposure is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the UV levels, significantly impacting sun exposure and safety for visitors and residents. January sees a moderate UV Index of 4, allowing for 30 minutes of safe sun exposure. However, by February, the UV Index rises to 6 (high), shortening burn time to 25 minutes. The most critical months for UV exposure are May through August, where the Index reaches a peak of 13 in June, classified as extreme, with a burn time of just 10 minutes. September and October return to very high levels, necessitating awareness and precautions with burn times of 15 minutes. Finally, November and December bring a return to moderate levels with indices of 5 and 3, respectively, allowing for longer safe exposure times. Visitors and residents should prioritize sun protection measures during high-risk months, particularly in late spring and summer, including the use of sunscreen, protective clothing, and seeking shade when UV levels are at their peak.
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 |
| Longde Chengguanzhen | 4 | 6 | 8 | 10 | 12 | 13 | 12 | 12 | 10 | 8 | 5 | 3 |
| 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 |