Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Zhaizipu, China, where the Cfa climate brings distinct seasonal variations and its own set of sun exposure challenges. Awareness of UV levels not only helps in preventing painful sunburns but is also essential for maintaining long-term skin health. With peak UV Index values reaching as high as 13 around noon, the risk of skin damage escalates significantly during the brighter hours of the day. By staying informed about these levels, residents can take proactive measures to protect themselves from harmful UV radiation, ensuring safer and more enjoyable outdoor experiences.
The UV Index throughout the day reveals a dynamic pattern of solar intensity. Starting from a gentle 1 at 7:00 AM, the index escalates swiftly, peaking at a striking 13 by noon. This midday surge signals the need for sun protection as the index reaches its highest point at 12:00 PM, hovering around 12 to 13 until 1:00 PM. As the afternoon progresses, the intensity begins to wane, dropping to 10 by 2:00 PM and then descending steadily to 7 at 3:00 PM, 4 at 4:00 PM, and eventually dwindling to a safe 1 by 6:00 PM. After 7:00 PM, the UV level flatlines at 0, marking the end of peak sun exposure. Remember, during those peak hours, especially from 10 AM to 2 PM, it's vital to prioritize skin safety!
| 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 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 13 | 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 exposure levels exhibit significant seasonal variation, with high-risk months predominantly occurring from February to September. In February, the UV Index reaches 10, categorized as very high, with a burn time of just 15 minutes. This trend continues to escalate, peaking in August at a UV Index of 14, demanding maximum caution due to its extreme classification and a mere 10 minutes burn time. As we transition into autumn, levels gradually decline, dropping to 10 in October and 9 in November, remaining very high until the year's end. Therefore, it is crucial for visitors and residents alike to prioritize sun protection, especially during these peak months. Applying sunscreen, wearing protective clothing, and seeking shade during the hottest parts of the day can help mitigate health risks associated with UV exposure.
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 |
| Zhaizipu | 7 | 10 | 12 | 12 | 13 | 13 | 13 | 14 | 12 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |