Last updated: June 2, 2025
In Hancheng, China, awareness of the UV Index is crucial for ensuring skin health and preventing sunburn. With a climate characterized by hot summers and moderate winters, residents and visitors alike must understand the daily UV levels to protect themselves effectively. Understanding UV exposure risks helps individuals enjoy outdoor activities while safeguarding against harmful effects like skin damage and long-term health issues. On sunny days, Hancheng can see UV Index levels peak at 11 around noon, indicating a very high risk of harm from unprotected sun exposure. Stay informed and embrace sun safety to enjoy everything Hancheng has to offer!
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 radiation levels exhibit significant seasonal changes, with high-risk months spanning from March to October. During this period, the UV Index peaks, reaching an extreme level of 11 from May through August, corresponding to a burn time of just 10 minutes. The highest UV exposures occur in April and September, categorized as very high, where 15-minute burn times are recommended. In contrast, the winter months of January, February, November, and December present moderate UV exposure, allowing for longer burn times of 30 minutes. It's crucial for visitors and residents to protect their skin during high-risk months by wearing sunscreen, protective clothing, and sunglasses, especially between late spring and summer, to avoid harmful effects from excessive sun exposure.
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 |
| Hancheng | 5 | 5 | 7 | 9 | 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 |