Last updated: July 2, 2025
In Jianchanggou, China, staying informed about the UV Index is crucial for protecting your skin from harmful rays. Understanding UV levels helps you prevent sunburn and promote long-term skin health, especially in a region characterized by its Dwb climate, which brings higher UV exposure during the summer months. With UV Index readings soaring as high as 11 around noon, it's essential to be aware of when to seek shade and apply sunscreen. Neglecting these precautions can lead to both immediate discomfort and more serious skin issues down the line. Stay vigilant and enjoy the sun safely!
Experience a dynamic day in UV exposure as the sun ascends. Starting at 7:00 AM with a gentle UV Index of 3, it quickly heats up, reaching 4 by 8:00 AM. Come 9:00 AM, the sun begins to shine brightly with a peak of 7, but it’s between 10:00 AM and 12:00 PM that the UV Index intensifies dramatically, hitting a striking 11 at 12:00 PM. As the afternoon unfolds, the intensity tapers off: down to 9 at 1:00 PM, then gently declining to 5 by 3:00 PM. By 5:00 PM, the UV Index is a mere 1, allowing for a tranquil evening with minimal sun exposure. Stay safe and protect yourself during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so does the UV Index and the associated risk of sun exposure. January and December have the lowest UV Index at 2 with a low exposure category, allowing for longer burn times of 45 minutes. From February to November, the UV Index gradually increases, peaking in July at 11, categorized as extreme, where burn time shortens to just 10 minutes. High-risk months include March through August, where the UV Index reaches levels classified as high to very high. Notably, April, May, and June maintain 8 or 9, demanding vigilant sun protection. As visitors and residents navigate these months, it's crucial to wear protective clothing, apply sunscreen regularly, and seek shade, especially during peak hours, to minimize the risk of UV-related 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 |
| Jianchanggou | 2 | 3 | 6 | 8 | 8 | 9 | 11 | 10 | 8 | 5 | 3 | 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 |