Last updated: July 2, 2025
In Zhenlai, China, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding daily UV levels empowers residents and visitors to make informed choices about sun protection, especially during the peak hours when the index reaches a maximum of 9 around noon. Given Zhenlai's continental climate (Dwa), with its strong sun intensity, residents face significant exposure risks. By staying informed about the UV Index, you can enjoy the sun safely while minimizing the damaging effects of UV radiation on your skin.
The UV Index throughout the day showcases a dynamic pattern of solar intensity. Starting at 7:00 AM, it begins at a modest 2, but as the sun climbs higher, the index surges to 4 by 8:00 AM and peaks at a striking 9 at noon—the moment when sun protection becomes essential. From 11:00 AM to 1:00 PM, the levels dance between 8 and 9, signaling the most potent sun exposure. As the afternoon unfolds, a gradual decline sets in: dropping to 6 at 2:00 PM, 5 by 3:00 PM, and finally easing to 2 by 5:00 PM. As dusk approaches, the UV Index settles down to a gentle 1 by 6:00 PM, reminding us of the day's transition and the fading sun's warmth. Throughout these hours, awareness and preparation are key to enjoying the sunlight safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal fluctuations, peaking during the summer months and dropping to lower levels in winter. High-risk months for UV exposure are from May to August, when the UV Index reaches very high levels of 8 to 9, with a burn time as short as 15 minutes. In contrast, the winter months of January, November, and December show an index of 2 or lower, indicating a low risk of harm. It is crucial for both visitors and residents to take protective measures during the high-risk months, such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours. In the moderate risk months of February, March, April, October, and September, similar precautions are still advised to prevent skin damage. Stay informed and safe under the sun!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zhenlai | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 9 | 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 |