Last updated: July 2, 2025
In Zhangjiakou, China, awareness of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels can significantly reduce the risk of sunburn and long-term skin damage, making it essential for both locals and visitors. Positioned in a Dwb climate zone, Zhangjiakou experiences varying UV exposure throughout the day, peaking at an intense UV Index of 11 around midday. With such high levels, being informed about the UV Index not only promotes skin health but also encourages better outdoor activity planning. Remember to take precautions during peak hours to enjoy the beautiful landscapes while keeping your skin safe!
Throughout the day, the UV Index experiences a dramatic peak, beginning at a gentle 2 at 7:00 AM and swiftly rising to a moderate 5 by 9:00 AM. As the sun climbs higher, the index surges to its maximum of 11 at both 12:00 PM and 1:00 PM, indicating a significant risk of harm from unprotected sun exposure. After this peak, it begins to decline, dropping to 9 at 2:00 PM and then steadily decreasing to 2 by 5:00 PM. As the day winds down, the UV Index falls to a soft 1 by 6:00 PM, offering a reprieve for evening activities. It's a clear reminder to protect your skin, especially during those high noon hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | 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 significant fluctuations, indicating varying levels of sun exposure risk. January and December show low UV levels (2), with burn times of up to 45 minutes. The risk climbs in February (UV Index 4) and November (UV Index 4), categorized as moderate, with burn times of 30 minutes. The month of March marks a transition to high risk (UV Index 6), which persists into October. From April to September, the UV Index reaches very high levels (9-10), peaking in July at an extreme level (UV Index 11) with a burn time of just 10 minutes. Residents and visitors should be especially cautious during these high-risk months, particularly from April to August, when sun protection measures such as sunscreen, protective clothing, and shade are essential 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 |
| Zhangjiakou | 2 | 4 | 6 | 9 | 10 | 10 | 11 | 10 | 8 | 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 |