Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents and visitors of Tangjiawan, China, where sunny days and high humidity create perfect conditions for outdoor activities. As UV levels can soar to a peak of 13 during midday, awareness of these fluctuations is vital for protecting your skin from harmful UV rays, preventing sunburn, and maintaining long-term skin health. With its Cwa climate, characterized by hot summers and mild winters, Tangjiawan's residents must remain vigilant about UV exposure risks, especially between 10 AM and 2 PM, when the sun's rays are at their strongest. Stay informed and take necessary precautions to enjoy the outdoors while safeguarding your skin!
As the sun rises, the UV Index begins its ascent, starting at a moderate 1 at 07:00. By 08:00, it climbs to a 3, but the real intensity emerges by 10:00, peaking at an impressive 11, indicating a high risk of harm from unprotected sun exposure. The intensity remains fierce, soaring to a maximum of 13 at 12:00 and 13:00, before gradually receding. As afternoon fades into evening, the UV Index drops to 8 at 15:00, and then quickly descends to 1 by 18:00. This daily pattern serves as a reminder to stay protected during the peak hours to enjoy the sun safely!
| 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 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | 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 exhibits significant fluctuations, highlighting varying levels of sun exposure risk. High-risk months, particularly from February to September, consistently show extreme levels, peaking in May with a UV Index of 14 and a minimal burn time of just 10 minutes. In these months, it is crucial for both visitors and residents to take precautionary measures; this includes using broad-spectrum sunscreen with a high SPF, wearing protective clothing, and seeking shade during midday hours. Conversely, the UV Index decreases during October to January, with high levels in January and December (UV Index 7) and very high in November (UV Index 9). While risk is lower during these months, UV protection remains advisable, especially during outdoor activities. Staying informed about UV changes can help ensure safe enjoyment of the sun year-round.
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 |
| Tangjiawan | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 11 | 11 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |