Last updated: June 2, 2025
In Xujiahe, China, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike take precautionary measures against the harmful effects of excessive sun exposure. With a Dwb climate characterized by hot summers, the UV Index can peak at dangerous levels—reaching as high as 12 around noon. This makes it essential for the community to be mindful of the risks associated with outdoor activities during peak sunlight hours, ensuring protective measures are taken to safeguard against skin damage while enjoying the beautiful surroundings.
The UV Index for the day showcases a lively sun that reaches its peak intensity around noon, with a soaring score of 12. From 07:00, when the index starts at a mild 1, it steadily rises, crossing the 5 mark by 09:00 and hitting a robust 10 by 11:00. As the sun reaches its zenith, it maintains an exceptional 12 from 12:00 to 13:00, indicating a high risk of harm from unprotected sun exposure. Gradually, the index begins to decline, dropping to 9 at 15:00 and further to 3 by 17:00. As evening approaches, the index gently tapers off to 1 by 19:00, signaling a return to safer sun exposure levels. A day to enjoy the sun, but with caution during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV radiation levels fluctuate significantly, with high-risk months occurring from March to September. The UV Index reaches its peak during May and June, with an extreme rating of 11-12, indicating a very short burn time of just 10 minutes. As the season progresses, April’s UV Index rises to 10 (very high), while March starts at 7 (high), urging residents and visitors to be particularly cautious. In contrast, the fall and winter months, particularly from November to February, feature lower UV levels ranging from 3 to 5 (moderate), allowing for longer safe exposure times of 30 minutes. To protect against skin damage, it's advisable for everyone to monitor the daily UV Index, seek shade during peak hours, wear protective clothing, and apply sunscreen with appropriate SPF, especially during the high-risk months.
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 |
| Xujiahe | 4 | 5 | 7 | 10 | 11 | 12 | 12 | 11 | 9 | 7 | 4 | 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 |