Last updated: June 2, 2025
Understanding the UV Index in Jiangchang, China is essential for safeguarding your skin and overall health. The UV Index provides crucial information on the intensity of ultraviolet (UV) radiation, serving as a vital tool for sunburn prevention and long-term skin health. In Jiangchang, characterized by a humid subtropical climate (Cfa), UV exposure can be particularly high, especially around midday when levels peak at a blistering 11. Being aware of these fluctuations can help you take appropriate measures to protect yourself from harmful sun exposure and enjoy the beautiful outdoor environment safely.
As the sun rises, UV Index levels begin at a gentle 1 at 07:00, making it a safe time for morning activities. The intensity gradually escalates, peaking at 11 between 12:00 and 13:00, signaling that midday brings the highest risk of UV exposure. As the afternoon progresses, the index starts to decline, dropping to 9 at 14:00, and then further to 6 by 15:00. By the late afternoon, the UV Index continues its downward trend to 1 by 18:00, indicating that the daylight hours yield a fluctuating yet ultimately manageable UV exposure. To enjoy outdoor time safely, be mindful of these fluctuations and 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 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the year progresses, UV exposure varies significantly, with certain months posing higher risks for sunburn and skin damage. The highest UV Index levels occur from March to August, particularly peaking at 12 in July, indicating an extreme exposure category where burn time is as little as 10 minutes. April and May also exhibit very high UV levels, recorded at 10 and 11, respectively. Visitors and residents should be especially cautious during these high-risk months and take preventative measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours. By September, the UV Index starts to decrease, but remains in the very high category at 10, followed by a gradual decline through winter months, reaching a moderate level of 4 by December. Staying informed and proactive is key to ensuring skin health throughout the changing seasons.
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 |
| Jiangchang | 5 | 6 | 8 | 10 | 11 | 11 | 12 | 11 | 10 | 9 | 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 |