Last updated: June 2, 2025
In Sanjinquan, China, understanding the UV Index is crucial for protecting your skin and overall health. With maximum UV levels peaking as high as 11 during the midday hours, awareness is key to preventing sunburn and long-term skin damage. The region's BSk climate brings distinctive exposure risks, especially during the summer months when the sun can be particularly intense. Whether you're enjoying outdoor activities or simply soaking in the sunshine, staying informed about UV levels will help you make smarter choices for your skin’s health and safety.
The UV Index fluctuates throughout the day, peaking dramatically in the late morning to early afternoon. Starting at a mild 2 at 07:00, it steadily climbs, reaching 3 by 08:00. By 09:00, the intensity ramps up to 5, but the real surge occurs as the clock approaches midday, with the UV Index soaring to a striking 10 at 11:00 and hitting a maximum of 11 from 12:00 to 13:00. After this intense peak, the index begins to decline, descending to 9 at 14:00, and gradually dropping to 5 by 16:00. As daylight fades, the numbers further dwindle to 3 at 17:00, and stabilizing at a safe 1 as evening sets in, from 18:00 to 19:00. This data showcases the importance of sun protection during the midday hours when the UV radiation is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 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 | 7 | high | 25 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 |
As we observe seasonal changes in UV exposure, it's important to note that high-risk months generally occur from April to August. During these months, the UV Index peaks, reaching 11 (extreme) in June and July, with respective burn times as low as 10 minutes. March and September also present significant UV levels, marking a transition with indices of 6 and 8 respectively, resulting in shorter burn times of 25 and 15 minutes. It's crucial for both visitors and residents to take precautions during these months, such as seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to minimize skin damage. In contrast, the UV Index drops to low in January and December, allowing for more extended outdoor exposure times of 45 minutes with fewer risks. Always stay informed about daily UV forecasts to adjust your sun safety practices accordingly.
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 |
| Sanjinquan | 2 | 4 | 6 | 9 | 10 | 11 | 11 | 10 | 8 | 6 | 3 | 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 |