Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors in Guogan, China, especially given the region's Dwb climate, characterized by hot summers and cold winters. Knowing the UV levels can significantly aid in sunburn prevention and safeguard your skin health, as exposure to high UV rays poses serious risks. With midday readings peaking at an eye-opening UV Index of 13, it's essential to stay informed about when you might be at greatest risk, particularly from 10 AM to 4 PM when UV exposure is at its most intense. Being aware of these levels helps you stay safe while enjoying the outdoors, ensuring that your skin stays protected all year round.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 at 07:00. By 09:00, it ramps up to 4, signaling a gradual increase in sun intensity. The peak occurs between 11:00 and 13:00, where it reaches a striking 12 and an intense 13, reminding us to seek shade or apply sunscreen. In the early afternoon, we experience a brief plateau before it steadily declines, dropping to 8 by 16:00 and waning to 1 again by 19:00. This clear pattern highlights the importance of safeguarding our skin during the sun’s peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 3 | 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 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 7 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, with the highest levels occurring from March to September. March marks the start of very high exposure with a UV Index of 9, dropping to 10 minutes for burn time by April and peaking at 14 in both May and June, where consistent extreme ratings necessitate caution. July and August maintain elevated levels before slightly declining in September to 11. The high-risk months are thus March through September, where visitors and residents should prioritize sun safety measures, including wearing protective clothing, using sunscreen with a high SPF, and seeking shade, particularly during midday hours. As the year progresses, the UV Index decreases, with January and December presenting the lowest values and moderate exposure levels, allowing for more comfortable outdoor activities.
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 |
Guogan | 4 | 6 | 9 | 11 | 14 | 14 | 13 | 12 | 11 | 9 | 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 |