Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Dadeng, China, where the subtropical Cfa climate can lead to significant daily fluctuations in UV exposure. Awareness of UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health and reducing the risks of skin cancer. With peak UV Index values reaching a high of 13 around noon, it’s vital to be informed about the risks associated with sun exposure during the warmer months. By keeping track of UV levels, individuals can take necessary precautions to protect themselves from harmful rays while enjoying the vibrant outdoor lifestyle that Dadeng offers.
The UV Index shows a dynamic progression throughout the day, starting from a mild 2 at 07:00 and climbing steadily to a peak of 13 by 12:00. As the sun reaches its zenith, the index reflects the intensity of ultraviolet rays, hitting 12 at 13:00 before gradually declining. By the afternoon, it slips down to 6 at 15:00, then diminishes further to 2 at 17:00 and finally to a mere 0 as twilight descends at 19:00. It's clear that the highest risk for sun exposure occurs midday, making it essential to protect your skin during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | 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 exhibits significant seasonal variability, with high-risk months occurring from February through September. During these months, particularly from March to August, the UV Index peaks at an extreme level of 11 to 13, indicating a burn time of only 10 minutes—a crucial window for skin protection. Visitors and residents should take proactive measures, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, especially during these high-risk months. The burn time increases slightly to 15 minutes in October and November, yet remains cautionary, underscoring the necessity for continued vigilance against UV exposure. In contrast, January and December offer lower UV levels, categorized as high, with burn times extending to 25 minutes, yet it is advisable to maintain protective habits year-round to minimize skin damage.
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 |
Dadeng | 7 | 9 | 11 | 13 | 12 | 13 | 13 | 13 | 11 | 10 | 9 | 7 |
Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |