Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Tiancheng, China, where the Cfa climate exposes individuals to varying levels of ultraviolet radiation throughout the day. Knowledge of UV levels helps in preventing sunburn and safeguarding overall skin health, especially during peak hours when the index can reach as high as 12. With Tiancheng's sunny disposition, it’s essential to be aware of when to seek shade, wear protective clothing, and apply sunscreen to mitigate risks and enjoy the great outdoors safely.
The UV Index provides a clear snapshot of sun exposure throughout the day, peaking at 12 around noon. Starting the morning at a mild level of 1 at 07:00, the index swiftly climbs, reaching 11 by 11:00. The intensity plateaus at its highest point of 12 between 12:00 and 13:00, indicating a critical time for sun safety. As the afternoon progresses, the UVI declines, dropping to 10 at 14:00, and gradually softening to 4 by 16:00. By the evening hours, the index falls back to a comfortable 1 by 18:00, making later hours more forgiving for outdoor activities. Stay protected and plan your sun exposure wisely!
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 | 8 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | very high | 15 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 | 1 | low | 45 min |
Throughout the year, UV Index values vary significantly, highlighting the changing intensity of ultraviolet radiation. The high-risk months are from March to August, peaking in July and August with an extreme UV Index of 12, where the minimum burn time is just 10 minutes. Visitors and residents should take extra precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during midday hours. As the seasons transition into September and October, the UV Index remains high but begins to diminish, shifting to a very high category, advising continued sun safety practices. From November to February, UV exposure lessens, with the burn time increasing, but one should remain vigilant as even lower UV levels can still pose risks.
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 |
Tiancheng | 6 | 7 | 8 | 10 | 11 | 11 | 12 | 12 | 10 | 9 | 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 |