Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Changting, China, a region known for its subtropical climate. As UV levels can soar, reaching a peak of 10 around midday, being aware of these fluctuations is vital for preventing sunburn and protecting long-term skin health. With the typical risks associated with sun exposure, especially during the hottest hours, recognizing the UV index can empower locals and visitors alike to take necessary precautions. In Changting, where sunny days are common, staying informed about UV levels can make all the difference in enjoying the outdoors safely.
The UV Index climbs steadily throughout the morning, peaking at a maximum of 10 at 11:00 AM. Early risers will notice a moderate 3 at 07:00, but by 08:00, it escalates to a higher 5. The sun takes center stage by 09:00, reaching 7, and by the time it's 10:00, it soars to a 9. As the clock strikes 11:00 AM, sun worshippers should take heed as the index hits its highest point. After lunchtime, the UV Index begins to descend gracefully, dropping to 8 at 1:00 PM and further declining to 6 at 2:00 PM. By late afternoon, it falls to 4 at 3:00 PM, quickly diminishing to a mere 1 by 5:00 PM, before concluding with a safe 0 at 7:00 PM. Always remember to protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, indicating varying levels of sun exposure risk that visitors and residents should be aware of. From January to March, the index remains low to moderate, allowing for safer outdoor activities; however, as we move into April with a UV Index of 7, precautions should be taken as the risk escalates to high. The months of May through August present the highest risk, with UV Index values peaking at 10 in June and July, classifying these months as extremely hazardous for sun exposure, with a reduced burn time of just 15 minutes. By September, the index drops to 7, indicating high risk again, before returning to moderate levels in the fall and winter months of October to December. Therefore, during May to August, it is crucial for individuals to protect themselves from UV radiation by seeking shade, wearing protective clothing, and applying sunscreen frequently to minimize the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Changting | 2 | 3 | 5 | 7 | 8 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| 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 |