Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Huanggu, China, where sun exposure can elevate the risk of sunburn and long-term skin damage. As this bustling district experiences a Cfa climate, characterized by warm summers and mild winters, awareness of UV levels can significantly enhance skin health and comfort. On sunny days, the UV Index often peaks at a concerning level of 12 between noon and 1 PM, signaling the need for protective measures. By staying informed about daily UV fluctuations, you can take proactive steps to safeguard your skin and enjoy the outdoors safely.
At sunrise, the UV Index starts modestly at 2 around 07:00, but as the sun climbs higher, it rapidly intensifies. By 10:00, it peaks at an impressive 9, with a maximum of 12 reached at noon. This high UV index indicates a critical time for sun protection, as the levels moderate slightly in the afternoon. At 13:00, it remains robust at 11, tapering down to 6 by 15:00, before declining further to 4 at 16:00. As evening approaches, the UV Index drops to a minimal 1 by 18:00, finally settling at 0 by 19:00. This data reflects the importance of sunscreen and protective measures, especially during the peak hours of 10:00 to 14:00 when exposure is most harmful.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 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 | 0 | low | 45 min |
As the seasons change, so do the UV levels, significantly impacting sun safety for residents and visitors. From January to February, the UV Index ranges from 6 to 7, classified as high, with a burn time of 25 minutes. The UV Index escalates dramatically in March and April, reaching 10 (very high) with a reduced burn time of 15 minutes. May through August sees an extreme peak of 12, necessitating only 10 minutes of exposure before burns occur. Even in September, the UV Index remains high at 11, though slightly less intense. As October rolls in, conditions are still very high with an index of 8, allowing for 15 minutes of sun exposure, while November and December lower to 7 and 5 respectively, offering moderate protection with burn times of 25 and 30 minutes. Visitors and residents are strongly advised to take precautions, especially during the high-risk months from March to September, such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.
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 |
| 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 |
| Huanggu | 6 | 7 | 10 | 10 | 12 | 12 | 12 | 12 | 11 | 8 | 7 | 5 |
| 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 |