Last updated: June 2, 2025
In Hailun, China, being aware of the UV Index is crucial for safeguarding your skin from harmful ultraviolet radiation. Understanding the UV levels not only helps in preventing sunburns but also plays a vital role in maintaining long-term skin health. With Hailun's Dwb climate, residents often face significant UV exposure, especially between 10 AM and 2 PM when the index peaks at 8. By staying informed about the UV Index, you can take the necessary precautions to enjoy the sun safely while protecting your skin from potential damage.
The UV Index today presents a dynamic pattern, peaking between 11:00 AM and 12:00 PM with a maximum value of 8, indicating a high risk of harm from unprotected sun exposure. As the day begins, the index starts at a modest 3 at 7:00 AM, gradually rising to 4 by 8:00 AM. By 9:00 AM, it climbs to 6, and shortly after, by 10:00 AM, it reaches 7. However, a steady decline is observed post-noon, dropping to 6 at 2:00 PM, further decreasing to 4 by 3:00 PM, and then tapering off significantly to 1 by 4:00 PM and beyond. This trend emphasizes the importance of seeking shade or applying sun protection especially during peak hours. Stay safe and enjoy the sunshine responsibly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences notable seasonal changes throughout the year, highlighting varying risk levels for sun exposure. From January to February, the UV Index remains low (2), allowing for safe outdoor activities with a burn time of 45 minutes. As spring progresses, March sees a moderate increase to an Index of 4, indicating a 30-minute burn time. The high-risk months emerge in late spring and summer, peaking in June and July with a very high UV Index of 8 and 9, where the burn time dramatically shortens to just 15 minutes. Visitors and residents are strongly advised to take precautions during these months, such as wearing sunscreen, protective clothing, and seeking shade during peak hours. As summer transitions into autumn, September’s UV Index drops to 6, while October sees a further decrease to 4, both remaining moderate and allowing for safer outdoor activities with longer burn times of 25 to 30 minutes. By November and December, the UV Index returns to low levels (2 and 1), providing a safer environment for outdoor enjoyment with burn times extending back to 45 minutes.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hailun | 2 | 2 | 4 | 6 | 7 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| 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 |