Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Chenguang, China, where the combination of a humid subtropical climate and high sun exposure can elevate the risks of skin damage. With UV levels peaking at a high of 13 during midday, awareness of these levels is essential to protect against sunburn and long-term skin health issues. As the sun's rays are strongest from late morning to early afternoon, knowing how to safeguard yourself can lead not only to better health outcomes but also to more enjoyable outdoor experiences in this vibrant region. Stay informed about the daily UV Index to ensure you’re prepared for the sun’s intensity and can make the most of your time outdoors!
The UV Index showcases a dynamic increase throughout the day, peaking at 13 around 12:00 PM. Starting from a gentle 1 at 7:00 AM, the index steadily climbs as the sun ascends, reaching 6 by 9:00 AM. The intensity becomes palpable by 11:00 AM with a sharp rise to 12, before hitting its zenith at 13 at noon, prompting caution for outdoor activities. As the afternoon unfolds, the levels begin to decline, dipping to 10 by 2:00 PM and gradually falling to 0 by 7:00 PM, signaling safer conditions for evening strolls. It’s essential to stay protected during the midday hours when the sun's rays are most intense!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | 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 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest risk occurring from March to September, where the index reaches extreme levels of 12 to 14. This indicates a burn time of only 10 minutes, making it crucial for visitors and residents to take precautions during these months. In February, the UV Index rises sharply to 9 (very high), followed by extreme levels in March and continuing through August. As autumn approaches, the index drops, but caution remains important, particularly in October and November with values of 10 and 9 (very high). From January through early December, the UV Index is lower, ranging from 7 to 9, allowing for slightly longer safe exposure times of 15 to 25 minutes. To minimize risk, it is advisable to wear protective clothing, use broad-spectrum sunscreen, and seek shade, particularly during high-risk months 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 |
| Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
| Chenguang | 7 | 9 | 12 | 12 | 13 | 13 | 13 | 14 | 11 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |