Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Weiqi, China, where the climate falls within the BWk zone—characterized by dry, arid conditions that can lead to heightened sun exposure. Being aware of UV levels is essential for preventing sunburn and safeguarding your skin health. With peak UV Index readings soaring to 12 during midday hours, it’s vital to take precautions to minimize risks associated with prolonged sun exposure. Stay informed, protect your skin, and enjoy the sunny days that Weiqi offers!
The UV Index rises sharply as the day unfolds, starting gently at 1 by 7:00 AM. As the sun climbs higher, it reaches 2 by 8:00 AM and then jumps to 4 by 9:00 AM. The intensity peaks around midday, hitting a striking 11 at 12:00 PM, followed closely by a maximum of 12 from 1:00 PM to 2:00 PM. In the afternoon, the index begins to decline, dropping to 10 by 3:00 PM and further down to 5 by 5:00 PM. As daylight wanes, the value lowers to 1 by 7:00 PM, indicating a rapid decrease in UV exposure. This cyclical pattern highlights the importance of sun protection during peak hours, especially between 11:00 AM and 2:00 PM when the UV Index is highest.
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 | 12 | extreme | 10 min |
14:00 | 12 | extreme | 10 min |
15:00 | 10 | very high | 15 min |
16:00 | 7 | high | 25 min |
17:00 | 5 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index varies significantly, indicating changes in sun exposure levels. High-risk months for UV exposure are from March to August, with the highest index reaching 12 in May, June, and July, categorized as extreme. During these months, the burn time decreases to just 10 minutes, requiring heightened sun safety measures. Conversely, from October to February, the UV Index drops to a more moderate range, with burn times of 30 minutes during January, February, November, and December. Visitors and residents are advised to take precautions during the high-risk months by wearing protective clothing, using sunscreen with high SPF, and seeking shade when necessary to avoid skin damage.
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 |
Weiqi | 3 | 5 | 8 | 10 | 12 | 12 | 12 | 11 | 9 | 7 | 4 | 3 |
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 |