Last updated: July 2, 2025
Understanding the UV Index in Lanlongkou, China is crucial for everyone who enjoys the outdoors. With peak UV levels reaching as high as 13 during midday, awareness of these readings is essential to prevent sunburn and protect skin health. Lanlongkou's Dwb climate, characterized by warm summers, means residents and visitors face significant risks from ultraviolet radiation, especially during the sunniest hours of the day. By keeping an eye on the UV Index, you can make informed choices about sun safety and enjoy your time in nature while minimizing harmful effects on your skin.
At dawn, the UV Index begins its ascent, starting at a low 1 by 7:00 AM. As the sun climbs higher, it peaks dramatically at 12 by noon. The 13 readings at 1:00 PM and 2:00 PM indicate the most intense sun exposure, highlighting the need for sun protection during these hours. The intensity begins to wane by 3:00 PM, dropping to 10, before gradually tapering off to 5 at 5:00 PM. As evening approaches, the UV rays soften, settling back to 1 by 7:00 PM. This hourly data clearly illustrates the importance of being mindful of sun exposure, especially during the midday hours when the UV Index is at its 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 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 13 | 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, UV Index levels vary significantly, with high-risk months identified from March through September, when the UV Index reaches extreme and very high levels. In March, the index jumps to 8 (very high), followed by a peak of 13 (extreme) from May to July. Visitors and residents are advised to take extra precautions during these months, limiting sun exposure to 10–15 minutes depending on the month, and using sunscreen, sunglasses, and protective clothing to minimize the risk of skin damage. The UV Index decreases in the winter months, falling to a moderate level of 3 in January and December, allowing for more extended outdoor activities with appropriate sun protection measures. Be informed and stay safe in the sun!
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 |
Lanlongkou | 3 | 5 | 8 | 11 | 13 | 13 | 13 | 12 | 10 | 8 | 5 | 3 |
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 |