Last updated: August 1, 2025
In Jiangkou, China, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding the varying UV levels throughout the day can help you prevent sunburn and reduce the risk of long-term skin damage. With a Cfa climate, residents and visitors often experience intense sun exposure, particularly during peak hours when the UV Index can soar to a staggering 13. This knowledge is vital for enjoying the beautiful outdoors while keeping your skin safe, so stay informed and protect yourself from the sun’s harmful rays!
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 7:00 AM. By 8:00 AM, it climbs to a moderate 3, but the real intensity kicks in after 9:00 AM when it reaches 6. The peak occurs between 11:00 AM and 12:00 PM, soaring to a blistering 12 and hitting a maximum of 13 at noon, indicating a serious need for sun protection. The intensity gradually diminishes in the afternoon, dropping to 10 by 2:00 PM and then sliding down to 4 by 4:00 PM. As the day winds down, the UV Index traces back to 2 at 5:00 PM and finally settles at 1 by 7:00 PM, welcoming the cool embrace of evening. Staying vigilant about sun safety is crucial during peak hours from 10:00 AM to 2:00 PM!
| 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 | 9 | very high | 15 min |
| 11:00 | 11 | 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, seasonal changes in UV exposure are significant, with the highest risks occurring from February to September, where the UV Index reaches extreme levels (11-13). Notably, the months of March, April, May, June, July, August, and September are characterized by an extreme exposure category, with a minimal burn time of just 10 minutes. Therefore, it is crucial for visitors and residents to take precautions during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. January and December feature a high UV Index of 6, with a burn time of 25 minutes, while October and November still present a risk with very high indices of 10 and 8 respectively. Overall, being vigilant about UV exposure is essential year-round, especially during the warmer months.
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 |
| Jiangkou | 6 | 9 | 11 | 11 | 13 | 13 | 13 | 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 |