Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Shuangjiao, China, where the climate can lead to significant sun exposure and related health risks. With UV levels peaking at an intense 14 around noon, awareness of these fluctuating values is essential for preventing sunburn and maintaining long-term skin health. Shuangjiao’s humid continental climate, characterized by warm summers, heightens the importance of monitoring UV exposure. By keeping an eye on the UV Index, you can enjoy the beautiful weather while protecting your skin from harm.
The UV Index reaches its peak intensity between 11:00 AM and 1:00 PM, soaring to a scorching 14 during midday, urging sun-seekers to take extra precautions against harmful rays. As the day begins, the index starts at a mild 1 at 7:00 AM and gradually climbs, hitting 9 by 10:00 AM. Once it crosses into the 12 range at 11:00 AM, sun protection becomes essential. After the early afternoon peak, values begin to retreat, dropping to 8 by 3:00 PM and falling to a gentle 1 by 7:00 PM. This data highlights the urgency of UV safety measures during the sunniest hours of the day. Make sure to stay vigilant if you're outdoors!
| 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 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest levels occurring during the spring and summer months. Notably, March and July peak at an Index of 14, categorized as extreme, indicating that the risk of harm from unprotected sun exposure is very high and a burn can occur in just 10 minutes. February and November follow closely with a UV Index of 10 and 9, respectively, marking them as very high risk months where exposure should still be minimized. In contrast, December experiences a lower UV Index of 7, classified as high, allowing for slightly longer unprotected exposure at 25 minutes. Visitors and residents should prioritize sun safety, particularly from March to September, by wearing protective clothing, applying sunscreen, and seeking shade during peak hours to mitigate the risk of skin damage and health issues associated with high UV levels.
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 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |
| Shuangjiao | 8 | 10 | 13 | 12 | 14 | 13 | 14 | 13 | 12 | 12 | 9 | 7 |