Last updated: May 3, 2025
Understanding the UV Index in Longcheng, China, is crucial not just for sunbathers but for anyone who values their skin health. The UV Index provides essential information about sun exposure risks, which can lead to sunburn and long-term skin damage if not heeded. Longcheng, with its climate classified as Cwa, typically sees elevated UV levels, especially between 10 AM and 2 PM, when radiation levels peak at a high of 10. By staying informed about daily UV fluctuations, residents and visitors can take proactive steps to protect themselves from harmful rays and enjoy the sun safely.
As the sun rises, the UV Index begins its ascent, peaking at an intense 10 at 12:00 PM. The day starts off gently, with a maximum of only 1 at 7:00 AM, but by 11:00 AM, it ramps up to 9, urging outdoor enthusiasts to take heed. From 9:00 AM through 1:00 PM, UV levels remain high, ranging from 5 to 10, emphasizing the importance of sun protection. As the afternoon unfolds, the index gradually declines, dropping to 5 by 3:00 PM and further down to 1 by the time the sun sets at 7:00 PM. So, whether you’re lounging by the pool or hiking through nature, it's essential to stay sun-savvy during those peak hours!
| 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 | 7 | high | 25 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 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index shows notable seasonal changes, with the highest risk typically occurring during the summer months. From March to October, the UV Index rises, peaking at 10 during the height of summer from May to August, indicating a very high exposure category and a reduced burn time of only 15 minutes. Conversely, the months of January, February, November, and December present a moderate risk with lower UV Index values (3-5) and longer burn times (30 minutes). Visitors and residents are strongly advised to take precautionary measures during April to September, when the UV Index reaches its highest levels. It is essential to wear sun protection, such as sunscreen, hats, and UV-blocking clothing, and to seek shade, especially during peak sun hours, to reduce the risk of sunburn and long-term 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 |
| Longcheng | 3 | 5 | 7 | 8 | 10 | 10 | 10 | 10 | 8 | 8 | 5 | 3 |
| 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 |