Last updated: July 2, 2025
In Zhenchuan, China, being mindful of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels is key to preventing sunburn and maintaining long-term skin health, especially during peak hours when the index is at its highest. With a Cwa climate, Zhenchuan experiences periods of intense sun exposure, particularly between 11:00 AM and 1:00 PM, when the UV Index can soar to a dangerous 12. By staying informed about the UV Index, residents and visitors can take proactive measures to enjoy the sunny skies while keeping their skin protected.
The UV Index peaks dramatically as the day unfolds, making sun safety a critical consideration. At 07:00, the UV Index starts at a modest 1, but by 09:00, it climbs to 4, signaling a noticeable increase in solar intensity. The highest reading occurs at 12:00, reaching a staggering 11, which indicates a very high level of UV radiation—perfect conditions for seeking shade or wearing protective clothing. As the afternoon progresses, the index begins to decline from 12:00 to 15:00, with 11 and 8 respectively, before tapering off to 3 by 17:00. The evening light brings relief as the UV Index drops back to 1 by 18:00, encouraging outdoor relaxation post-sun exposure. Always remain vigilant during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 8 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV index levels exhibit significant seasonal changes, with high-risk months primarily occurring from March to August. During this period, the UV index peaks at 11 to 12, categorized as extreme, with very short burn times of only 10 minutes. Specifically, May through July represent the highest risk, emphasizing the need for increased sun safety measures. Visitors and residents are advised to wear protective clothing, use broad-spectrum sunscreen, and seek shade during peak sun hours to mitigate the risk of UV exposure. As the seasons shift into fall and winter, the UV index decreases to moderate levels in November and December, allowing for more moderate sun exposure with burn times extending to 30 minutes.
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 |
Zhenchuan | 4 | 6 | 8 | 10 | 11 | 12 | 12 | 11 | 10 | 8 | 5 | 4 |
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 |