Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Haibeitou, China, where the climate can significantly increase exposure to harmful ultraviolet rays. Monitoring UV levels not only helps in preventing sunburn but also plays a vital role in protecting skin health over the long term. With typical midday values reaching as high as 10, residents should be especially cautious, particularly between 10 AM and 2 PM, when the sun is at its strongest. The Dwb climate of Haibeitou means that awareness and preparation are essential for enjoying the outdoors safely while minimizing the risks associated with UV exposure.
As the day unfolds, the UV Index rises steadily, peaking at a remarkable 10 between noon and 1 PM, signaling the most intense sun exposure. Early risers at 7 AM will experience a minimal index of 1, making it a safe time for outdoor activities. However, as the clock ticks to 9 AM, the index climbs to 5, indicating a growing need for sun protection. By 11 AM, it escalates to a striking 9, urging everyone to seek shade or wear sunscreen if they venture outside. The afternoon sees a gradual drop, with levels falling to 4 by 4 PM, and the sun's strength continues to wane, reaching 1 by 7 PM. Overall, plan your outdoor activities around the sun's peak to ensure safety while enjoying the sunny day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | 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 Index levels exhibit notable seasonal changes, significantly impacting sun exposure risk for both visitors and residents. January and December present the lowest UV levels (Index 2), categorizing exposure as low, with a burn time of approximately 45 minutes. As the year progresses, the UV Index rises sharply, peaking in April through August at an alarming 10, marking these months as very high risk with a burn time of just 15 minutes. High-risk months include March through September, where the UV Index reaches 6 or higher, necessitating diligent sun safety measures. Visitors and residents should take precautions during these times, such as seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of 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 |
| Haibeitou | 2 | 4 | 6 | 9 | 10 | 10 | 10 | 10 | 8 | 7 | 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 |