Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Yuxi, China, where the sun's intensity can vary significantly throughout the day. Awareness of UV levels helps in preventing sunburn and protecting skin health, particularly during the peak hours when the UV Index reaches its highest point of 11 around midday. With Yuxi's climate classified as Cwa, characterized by hot summers and mild winters, the potential for UV exposure is especially pronounced during the warmer months. By staying informed about the UV Index, you can make savvy decisions to shield yourself from harmful rays and enjoy the beautiful outdoors safely.
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 |
Yuxi | 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 |