Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Jiahezi, China, where the climate falls within the BWk category, characterized by distinct seasonal changes. With peak UV levels reaching as high as 10 around midday, awareness of UV intensity can play a significant role in preventing sunburn and protecting skin health. As the sun's rays can be particularly harsh in this region, knowing when to seek shade or apply sunscreen is essential for maintaining overall well-being. By staying informed about local UV trends, residents can enjoy the outdoors while minimizing their risk of skin damage.
The UV Index fluctuated throughout the day, peaking at an intense 10 at 12:00 PM, making it crucial for sun protection during midday hours. The morning began with a gentle start at 2 by 7:00 AM, climbing steadily to 9 by 11:00 AM. As the sun reached its zenith, the index soared, presenting a significant risk for those outdoors without protection. After the midday high, the UV levels gradually decreased, dropping back to 6 by 3:00 PM and further down to 1 by 6:00 PM. This data underscores the importance of planning outdoor activities to align with safer UV levels while enjoying the sunshine!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | 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, UV exposure levels fluctuate considerably, with January and December experiencing the lowest UV Index at 2, categorized as low, allowing for a burn time of 45 minutes. As the year progresses, February sees an increase to a moderate level (UV Index 4) and a burn time of 30 minutes. The real concern arises from March to August, where the UV Index escalates to high and very high levels, peaking in May and July at 10, with a burn time reduced to just 15 minutes. High-risk months include May, June, and July, where protective measures such as sunscreen, hats, and shade are essential to prevent skin damage. The intensity gradually declines through September and October, with a return to lower risks by November and December. To enjoy the outdoors safely, visitors and residents are advised to monitor the UV Index and take appropriate precautions during high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jiahezi | 2 | 4 | 6 | 7 | 10 | 9 | 10 | 8 | 7 | 5 | 3 | 2 |
| 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 |