Last updated: May 3, 2025
In Zitong, China, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate categorized as Cwa, residents and visitors alike face varying UV exposure risks, particularly during peak hours when the index can skyrocket to 11 at noon. This level of exposure can lead to serious skin damage if precautions aren't taken. Staying informed and aware of the daily UV levels empowers the community to enjoy the outdoors safely while protecting their skin from harmful ultraviolet rays.
The UV Index fluctuates throughout the day, beginning with a gentle rise from a modest 1 at 07:00 to a peak of 11 at noon. As the sun reaches its highest point, the intensity of UV radiation escalates, urging caution and protection. The index remains high until 14:00, maintaining a reading of 10, before gradually declining in the afternoon. By 17:00, it drops to 3 and cools off to 1 by evening, highlighting the dramatic shift in UV exposure as daylight fades. For a sun-safe day, plan outdoor activities in the morning or later in the evening!
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 | 6 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 8 | very high | 15 min |
16:00 | 5 | moderate | 30 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
As the seasons change, so does the UV Index, which indicates the intensity of ultraviolet radiation and the potential risk for skin damage. From January to February, the UV Index rises from 5 (moderate) to 6 (high), marking the beginning of higher sun exposure risk. The months of March through September experience notably high UV levels, with the peak occurring in July at 12 (extreme). Those months will have a burn time of just 10 minutes, signaling a serious need for protection. October sees a decrease to an 8 (very high) before the UV Index drops back to 6 in November and down to 4 (moderate) in December. During high-risk months (March to September), it is crucial for visitors and residents to take proactive measures by wearing sunscreen, protective clothing, and seeking shade, especially during midday hours.
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 |
Zitong | 5 | 6 | 8 | 10 | 11 | 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 |