Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Tongshan, China, where the subtropical climate brings intense sun exposure, especially during summer months. With UV levels reaching as high as 10 around midday, awareness is vital for sunburn prevention and maintaining overall skin health. By monitoring the UV Index, you can make informed choices about outdoor activities, protecting yourself and your loved ones from harmful sun exposure. In Tongshan’s unique climate, recognizing these risks helps you enjoy the beautiful outdoor scenery while staying safe under the sun.
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 |
| Tongshan | 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 |