Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Xiaochi, China, as it plays a vital role in informing safe sun exposure practices. Awareness of daily UV levels helps prevent sunburn and protects skin health, making it essential for anyone enjoying the outdoors. With a climate categorized as Cfa, Xiaochi experiences significant UV exposure, especially between the peak hours of 10 AM and 2 PM, when the index can soar to 13—a level that requires immediate sun protection measures. By staying informed about the UV Index, you can enjoy the sun responsibly while safeguarding your skin from harmful effects.
The UV Index throughout the day reveals a dynamic pattern of solar intensity. Starting from a gentle 1 at 7:00 AM, the index escalates swiftly, peaking at a striking 13 by noon. This midday surge signals the need for sun protection as the index reaches its highest point at 12:00 PM, hovering around 12 to 13 until 1:00 PM. As the afternoon progresses, the intensity begins to wane, dropping to 10 by 2:00 PM and then descending steadily to 7 at 3:00 PM, 4 at 4:00 PM, and eventually dwindling to a safe 1 by 6:00 PM. After 7:00 PM, the UV level flatlines at 0, marking the end of peak sun exposure. Remember, during those peak hours, especially from 10 AM to 2 PM, it's vital to prioritize skin safety!
| 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 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 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 | 0 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, with the highest values occurring from March to September, when the index reaches an extreme level of 12 to 13. Notably, February marks the transition into high UV levels, and April through August are particularly high-risk months, with a burn time as short as 10 minutes during this period. As summer approaches, residents and visitors should be vigilant and prioritize sun protection strategies, such as wearing sunscreen, hats, and UV-protective clothing, to minimize the risk of skin damage. In contrast, January, October, November, and December see a decrease in the UV Index, categorized as either high or very high, allowing for longer safe exposure times—up to 25 minutes in January and December. It is essential to remain aware of changing UV levels, particularly during these peak months, to ensure health and safety in sunlight.
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 |
| Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
| Xiaochi | 7 | 9 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |