Last updated: July 2, 2025
In Boshi, China, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet radiation. Understanding UV levels not only helps in preventing painful sunburns but also plays a key role in safeguarding long-term skin health. With its Cwa climate, Boshi experiences significant sun exposure during peak hours, particularly from 10 AM to 2 PM, when the UV Index reaches an alarming 10. By keeping an eye on the UV Index, residents and visitors alike can take proactive measures to enjoy the outdoors safely while minimizing their risk of skin damage.
As the day unfolds, the UV Index reveals a dynamic pattern that encourages cautious sun exposure. Starting gently at 1 at 07:00, the intensity slowly climbs to a moderate 2 by 08:00. However, the real ascent begins at 09:00, when the index reaches 4. The peak occurs between 12:00 and 13:00, with an impressive 10, indicating a high risk of harm from unprotected sun exposure. Following this peak, the UV levels gradually decline, dipping to 9 at 14:00 and then decreasing further to 3 by 17:00. As evening approaches, the UV Index wanes to 1 by 18:00 and 19:00, emphasizing the importance of smart sun safety, especially during the midday hours when the sun's rays are most potent.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | 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 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk for residents and visitors. January and February present moderate exposure with UV Index values of 4 and 5 respectively, allowing roughly 30 minutes of sun exposure before the risk of burning increases. As spring approaches, March's UV Index climbs to 7 (high) with a reduced burn time of 25 minutes, leading into April's peak of 9 (very high), where just 15 minutes of sun can cause damage. The summer months, particularly May and June, reach an extreme level of 11, necessitating precautionary measures within just 10 minutes of sun exposure. Even in July and August, while slightly lower at 10, the risk remains very high, and sun protection is crucial. As fall sets in, September and October maintain a very high risk with an index of 8, allowing 15 minutes before risking burns. The year concludes with November and December returning to moderate levels of 5 and 3 respectively, enabling longer exposure times of 30 minutes once more. Visitors and residents are highly encouraged to adopt sun safety practices—using sunscreen, wearing protective clothing, and seeking shade, especially from March through October when UV levels are the most intense.
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 |
| Boshi | 4 | 5 | 7 | 9 | 11 | 11 | 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 |