Last updated: August 1, 2025
In Gantang, China, being aware of the UV Index is crucial for safeguarding your skin and ensuring long-term health. Understanding UV levels is essential not only for preventing painful sunburns but also for minimizing risks of skin damage and conditions associated with prolonged sun exposure. With a Cfa climate, Gantang experiences varied UV exposure, peaking at high levels during the midday hours—maxing out at 13 around noon. Being informed about the UV Index can help residents and visitors alike navigate outdoor activities safely, enabling them to enjoy the sun while protecting their skin.
As the sun rises, the UV Index gradually climbs, starting at a modest 2 at 7:00 AM. By 8:00 AM, it sharply increases to 4, setting the stage for the day's peak. The intensity hits its zenith at 12:00 PM, soaring to 13—a potent reminder to take sun safety precautions. As the afternoon unfolds, the UV levels begin to wane, dipping to 9 by 2:00 PM and further declining to 6 by 3:00 PM. The evening brings a gentle decline, with the index falling to 2 by 5:00 PM and tapering off to 0 by 7:00 PM. This dynamic pattern emphasizes the importance of sun protection, particularly during the midday hours when the UV rays are strongest.
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 | 10 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | 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 display significant seasonal variation, with high-risk months primarily from February to September. Notably, April to August carry the most extreme ratings, reaching a peak UV Index of 13, which can incite skin burning in as little as 10 minutes of unprotected exposure. Visitors and residents should take extra precautions during this period—considering protective clothing, sunscreen application, and seeking shade during peak sun hours from 11 AM to 4 PM. January and December present lower risks with a UV Index of 6, allowing for slightly longer burn times of 25 minutes, but vigilance is still essential year-round to ensure skin safety.
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 |
Gantang | 6 | 9 | 10 | 12 | 12 | 13 | 13 | 13 | 12 | 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 |