Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Zhangmutou, China, where the tropical climate can lead to high UV exposure throughout the day. The sun's intensity peaks around noon, with UV levels soaring to a maximum of 14, indicating an extremely high risk of harm from unprotected sun exposure. Awareness of these levels is essential not only for preventing sunburn but also for maintaining long-term skin health and reducing the risk of skin cancer. With the region's typically sunny climate, knowing when to seek shade or apply sunscreen can make a significant difference in protecting your skin while enjoying the outdoors.
The UV Index throughout the day displays a dynamic rise and fall, peaking at 14 around 12:00 PM, indicating a high risk of harm from unprotected sun exposure. Starting with a gentle 1 at 07:00, it escalates quickly, climbing to a 9 by 10:00 AM. The index reaches its zenith at noon before gradually tapering down to 2 by 17:00, and finally settling at 0 by 19:00. This pattern highlights the importance of sun protection during the midday hours when UV radiation is at its most intense, urging everyone to be vigilant and stay safe!
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 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 7 | 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 |
Throughout the year, the UV Index experiences notable fluctuations, with the high-risk months being primarily from February to September, where the index reaches extreme levels, particularly peaking in May at an index of 14. Visitors and residents should be particularly cautious during these months, adhering to a burn time of just 10 minutes in extreme categories. The very high exposure months of October and November, with indices of 10 and 9 respectively, still necessitate protective measures, allowing for a burn time of 15 minutes. As a guideline, ensure to apply sunscreen, wear protective clothing, and seek shade, especially between 10 AM and 4 PM during these high-risk periods to minimize UV exposure and safeguard skin health.
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 |
Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
Zhangmutou | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 10 | 9 | 7 |
Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |