Last updated: July 2, 2025
Understanding the UV Index in Weiyuan, China is crucial for anyone looking to protect their skin and maintain overall health. With UV levels soaring as high as 15 during midday, awareness of these figures can help prevent sunburn and reduce the risk of long-term skin damage. As a part of the humid subtropical climate (Cwa), Weiyuan experiences significant variations in sun exposure, making it essential for residents and visitors alike to stay informed about the daily UV index. By knowing when to seek shade or apply sunscreen, you can enjoy the sunny days while safeguarding your skin's health.
The UV Index throughout the day showcases a dynamic shift in sun intensity. Starting gently at 1 during the early hours, it quickly climbs to 3 by 09:00. As the sun reaches its peak, the index escalates dramatically to a striking 14 by 12:00, signaling a high risk of harm from unprotected sun exposure. The apex arrives at 15 between 13:00 and 14:00, urging caution for anyone outdoors. Gradually, as the afternoon fades, the index dips to 12 at 15:00, then further descends to 2 by 18:00, finally settling back at 1 by 19:00. It’s a vivid reminder of the day's sun's power, with the highest risks occurring in the early afternoon. Stay protected and enjoy the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 15 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, peaking from March to October, when the levels reach extreme categories, particularly in May and July with a UV Index of 15. The high-risk months for UV exposure are clearly marked by this extreme category, where the recommended burn time drops to just 10 minutes. Conversely, the UV Index is lower during the winter months, with January and February having a very high index of 8 and 10, respectively, allowing for slightly longer burn times of 15 minutes. As the year progresses into November and December, UV exposure decreases but remains noteworthy, with levels at a very high index of 9 and a high index of 7. Visitors and residents are strongly advised to take precautions during the peak months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially during midday hours to minimize 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 |
| 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 |
| Weiyuan | 8 | 10 | 11 | 13 | 15 | 14 | 15 | 14 | 14 | 12 | 9 | 7 |