Last updated: August 1, 2025
Understanding the UV Index in Gangtun, China is crucial for protecting yourself from harmful sun exposure. With a climate that falls within the Dwa zone, residents and visitors alike face unique challenges when it comes to UV levels, especially during the peak hours of sunshine. Awareness of UV Index readings can help you prevent sunburn and maintain better skin health. For instance, during the hottest part of the day, the UV Index can reach a significant high of 11, indicating extreme risk for skin damage. By keeping an eye on the UV levels throughout the day, you can take necessary precautions and enjoy the sunny days in Gangtun safely.
The UV Index paints a vivid picture of the sun’s strength throughout the day. Starting at a modest 2 at 07:00, the index gradually climbs as the sun ascends, reaching 4 by 08:00. By 09:00, it spikes to 6, and before long, it peaks at an impressive 11 at 12:00, marking the most intense exposure. The afternoon starts to cool slightly, with the index dropping to 10 by 13:00 and then tapering off through 8 at 14:00, 6 at 15:00, and back to 4 at 16:00. As the sun begins its descent, the UV Index falls to 2 by 17:00, lingering at 1 through the evening hours, creating a gentle reminder to enjoy the sun but also to stay mindful of its intensity during peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 9 | very high | 15 min |
12:00 | 10 | very high | 15 min |
13:00 | 9 | very high | 15 min |
14:00 | 7 | high | 25 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 | 1 | low | 45 min |
Throughout the year, UV Index levels change significantly, indicating varying levels of sun exposure risk. The high-risk months are from April to July, where the UV Index reaches its peak at 11 in July, classified as extreme, with a burn time of just 10 minutes. In April and May, the UV Index is 8, tagged as very high, allowing for only 15 minutes of exposure before burning begins. Conversely, during January and December, the UV Index remains low at 2, offering a safe burn time of 45 minutes. As such, it's crucial for visitors and residents to take extra precautions during high UV periods, such as seeking shade, wearing protective clothing, and using sunscreen to minimize skin damage. Stay vigilant from March through September to ensure safe sun exposure practices.
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 |
Gangtun | 2 | 4 | 6 | 8 | 8 | 9 | 11 | 10 | 7 | 6 | 3 | 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 |
Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |