Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Wuhe Chengguanzhen, China, as it directly impacts skin health and sunburn prevention. With a Cwa climate characterized by hot summers and moderate sun exposure, knowing the daily UV levels can help you make informed choices about outdoor activities. During peak hours, particularly from 11:00 AM to 1:00 PM, UV Index levels can soar to a dangerous 10, underscoring the importance of applying sunscreen and wearing protective clothing. Stay aware and protect your skin to enjoy the beautiful days in Wuhe Chengguanzhen!
The UV Index for the day paints a compelling picture of sun intensity as the hours progress. Starting off gently at a maximum of 2 at 07:00, the exposure steadily climbs as the sun rises. By 09:00, it reaches 6, signaling that the midday sun is approaching. The real peak occurs between 12:00 and 13:00, where it hits a striking 10, urging everyone to prioritize sun protection. As the afternoon unfolds, the index begins to decline, dropping to 6 by 15:00, and further decreasing to a comfortable 1 by 19:00. This pattern highlights the importance of staying vigilant during those peak hours to enjoy the day safely under the sun.
| 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 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 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 |
The UV Index experiences significant seasonal changes, with the highest levels of harmful UV radiation occurring during the summer months. From March to September, the UV Index escalates from 7 in March to a peak of 10 between June and August, signaling a very high exposure category with a burn time as short as 15 minutes. April and May maintain a very high index of 9, highlighting the importance of sun safety during this period. High-risk months for UV-related health concerns are therefore April through September, when protective measures are essential for both visitors and residents. It is advisable to wear protective clothing, apply sunscreen regularly, and seek shade during peak sun hours to minimize the risk of skin damage. As the year progresses into October and onward, UV levels decrease, allowing for more comfortable outdoor conditions with moderate exposure likely in November and December.
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 |
| Wuhe Chengguanzhen | 4 | 5 | 7 | 9 | 9 | 10 | 10 | 10 | 9 | 7 | 5 | 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 |