Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Huangqiao, China, where the climate offers a mix of warmth and humidity year-round. Awareness of UV levels can significantly aid in sunburn prevention and promote long-term skin health. With peak UV exposure reaching levels as high as 11 around midday, it's essential to stay informed about the risks associated with direct sunlight, especially during the summer months. By grasping the daily fluctuations in the UV Index, you can better protect yourself from harmful effects and enjoy the outdoors safely.
The UV Index throughout the day reveals a dramatic rise in sun intensity, peaking during the late morning to early afternoon. Starting the day at a modest 2 at 7:00 AM, the index climbs steadily, reaching 11 by 11:00 AM and maintaining that level until 1:00 PM. This signifies a high risk of harm from unprotected sun exposure. Following this peak, the index begins to dip, dropping to 8 by 2:00 PM, and continuing its decline until it falls to 0 by 7:00 PM. With this information, it's crucial to take sun safety precautions—especially during the hours when the UV Index is at its highest!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 11 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 8 | very high | 15 min |
15:00 | 5 | moderate | 30 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal fluctuations. From January to February, there is a gradual increase in UV radiation, moving from a moderate index of 4 to a high index of 6. As spring approaches, the UV levels spike dramatically, peaking at an extreme UV index of 11 in July and August, where the burn time falls to as little as 10 minutes. The high-risk months for UV exposure are from March to September, particularly the peak summer months when UV levels are at their highest. Visitors and residents are advised to take precautions during these months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours to minimize the risk of skin damage. As autumn and winter roll in, the UV Index gradually decreases, making it safer for outdoor activities with less intensive sun protection needed.
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 |
Huangqiao | 4 | 6 | 8 | 10 | 10 | 10 | 11 | 11 | 10 | 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 |