Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Neihuang Chengguanzhen, China, where the climate can lead to significant sun exposure risks. Knowledge of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining skin health over time. With peak UV Index values soaring to 10 around noon, it’s essential to stay informed about daily fluctuations and protect yourself during the hottest hours. The local climate, classified as Cwa, typically brings sunny days that can intensify UV radiation, making awareness and preparation essential for safe outdoor activities.
The UV Index for the day offers a dynamic range that peaks around midday. Starting at a mild level of 1 at 07:00, the intensity gradually escalates, reaching a notable 3 by 08:00. As the sun climbs higher, the index hits 5 at 09:00 and gets serious by 10:00 with a 7. The true zenith arrives at 12:00, where the UV Index soars to an impressive 10, signaling the highest sun exposure risk. The afternoon sees a gradual decline—dropping to 9 at 13:00 and then easing to 8 by 14:00. By late afternoon, the index falls to 5 at 15:00, continuing its descent to 3 at 16:00, 2 at 17:00, and finally tapering back to 1 as the evening sets in. Stay sun-smart during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 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, UV Index levels fluctuate significantly, indicating varying sun exposure risks. The high-risk months with very high UV ratings (8-10) are April through August, where the burn time decreases to just 15 minutes. March marks the transition into higher risk with a UV Index of 6, while by October, the risk remains elevated at an Index of 7 with a burn time of 25 minutes. For January, February, November, and December, UV levels are deemed moderate (3-4) with a burn time of 30 minutes. To protect yourself against harmful UV radiation, it is advised that visitors and residents limit sun exposure during the peak hours from late morning to mid-afternoon, seek shade, and wear appropriate sunscreen, especially during those high-risk months.
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 |
| Neihuang Chengguanzhen | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 4 | 3 |
| 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 |