Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Yangdang, China, where the climate can bring notably high levels of ultraviolet radiation, particularly during peak hours. With a typical maximum UV Index reaching as high as 11 around noon, awareness of UV levels is essential for sunburn prevention and maintaining long-term skin health. The risk of skin damage is significantly elevated during the hottest months, making it vital to stay informed about UV exposure, especially in a climate zone like Yangdang's Cwa, known for its hot summers. Keeping track of the UV Index empowers you to take necessary precautions, ensuring you can enjoy the beautiful outdoors while safeguarding your skin.
As the sun rises, the UV Index begins at a mild 1 at 07:00, indicating a low level of UV radiation. By 08:00, it increases to 3, where precautions can start to be considered. The real intensity emerges from 09:00 onward, peaking at an impressive 11 at 12:00, warning that sun protection is essential during these hours. From 11:00 to 13:00, the index remains critically high at 10, before gradually declining through the afternoon, dropping to 6 at 15:00 and further to 4 by 16:00. As the day winds down, the UV levels fall back to 2 at 17:00 and return to a safe 1 by 18:00, continuing through to 19:00. This data highlights the importance of midday sun protection to shield against the strongest UV levels!
| 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 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | 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 exposure varies significantly, with the highest risk months occurring from May to August when the UV Index reaches an extreme level of 11, resulting in a burn time of just 10 minutes. In contrast, the winter months of January and February present a moderate UV Index of 4 to 5, allowing for a safer burn time of 30 minutes. As spring transitions into summer, UV levels increase sharply, peaking in the summer months before tapering down in September and October. Residents and visitors should take precautions during high-risk months, such as applying sunscreen, wearing protective clothing, and seeking shade to minimize skin damage. Remember, even during moderate months, it's wise to remain vigilant about UV exposure to keep skin safe year-round.
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 |
| Yangdang | 4 | 5 | 7 | 8 | 11 | 11 | 11 | 11 | 9 | 8 | 5 | 4 |
| 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 |