Last updated: June 2, 2025
Understanding the UV Index in Tongcheng, China is crucial for maintaining healthy skin and preventing sunburn. With peak UV levels reaching as high as 11 during midday, being aware of these fluctuations can help residents and visitors protect themselves from harmful UV radiation. Tongcheng, characterized by a humid subtropical climate, experiences significant sun exposure, particularly in the summer months. By regularly checking the UV Index, you can take proactive measures against skin damage and ensure a safe, enjoyable time outdoors.
The UV Index throughout the day reveals a striking pattern of sun exposure. Starting at 7:00 AM, the index registers a modest 2, gradually rising to 3 at 8:00 AM. As the sun climbs higher, the index surges to 6 by 9:00 AM and peaks impressively at 11:00 AM with a notable 10. The zenith of solar intensity occurs at 12:00 PM, reaching a high of 11—a clear reminder of the sun’s strength. The afternoon sees a slight decline, with values at 10 at 1:00 PM and dropping to 9 by 2:00 PM. As the day winds down, the UV Index dips to 6 at 3:00 PM, further decreasing to 4 at 4:00 PM. By 5:00 PM, it sinks to 2 and finally settles at a low of 1 by 6:00 PM, marking the end of a day filled with fluctuating UV exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 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 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable fluctuations, with the highest values occurring from June to August, where it reaches an extreme level of 11, resulting in a rapid burn time of just 10 minutes. This indicates a significant risk of skin damage from sun exposure during these summer months. Notably, April and May also present very high UV conditions with an index of 10 and a burn time of 15 minutes. Residents and visitors should exercise caution between March and October, as these months consistently feature high to extreme UV levels. To protect against harmful UV radiation, it is advised to use broad-spectrum sunscreen, wear protective clothing, and seek shade, especially during peak hours. As we move into the fall and winter months, the risk subsides, but it's still important to remain aware, especially with January and February retaining a high UV Index.
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 |
| Tongcheng | 6 | 7 | 8 | 10 | 10 | 11 | 11 | 11 | 10 | 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 |