Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors in Xiabaishi, China, where the combination of a temperate climate (Cfa) and high sun exposure can lead to significant UV risks. With peak UV levels reaching 12 around midday, awareness of these fluctuations helps in preventing sunburn and maintaining long-term skin health. As daily UV exposure varies, especially during the warmer months, staying informed about these levels can empower you to enjoy the sunshine safely, ensuring that your outdoor activities don’t come at the cost of your skin’s well-being.
The UV Index throughout the day highlights a significant peak in solar intensity, starting with a gentle level of 2 at 7:00 AM. As the sun rises higher, the index climbs steadily, hitting 4 by 8:00 AM and reaching a striking 6 by 9:00 AM. The intensity reaches its zenith between 11:00 AM and 12:00 PM, with values soaring to 12—a clear signal for sun enthusiasts to take precautions. Gradually, the index dips to 9 at 1:00 PM, and by mid-afternoon, it lowers to 6 at 3:00 PM. As evening approaches, the UV Index declines further, settling back to 2 at 5:00 PM, and drifting down to 0 by 7:00 PM, indicating a shift towards safer evening conditions. This data serves as a reminder to stay sun-smart during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal fluctuations, with high-risk months typically occurring from February to September. February starts with a UV Index of 9, escalating to a peak of 13 in June, marking it as extreme with a burn time as low as 10 minutes during this peak season. It's crucial for visitors and residents to be particularly vigilant during these months, applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade whenever possible, especially from March to September when the index remains at 10 or above. As the year progresses into later months, the UV Index gradually declines, with October to December returning to moderate levels, but even then, a UV index of 6 indicates a need for caution, particularly during midday sun exposure. Remain informed and proactive to protect your skin throughout the seasons!
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 |
| Xiabaishi | 6 | 9 | 10 | 11 | 12 | 13 | 12 | 12 | 11 | 9 | 8 | 6 |
| 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 |