Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors to Dianwan, China, given the area's unique climate and sun exposure patterns. With peak UV levels reaching a staggering 11 around noon, awareness of these readings can significantly impact sunburn prevention and overall skin health. The Dwb climate, characterized by distinct seasons, means that sun intensity can vary, but it's essential to stay informed about daily UV risks. By regularly checking the UV Index, you can protect yourself from harmful effects and enjoy the sunshine safely!
As the sun rises, the UV Index begins its ascent, starting at a low 1 at 07:00. By 08:00, it climbs to a moderate 3, signaling the first hints of intensity. The 09:00 hour sees a notable increase to 5, but it’s 10:00 that brings a significant jump to 7. The zenith of the day arrives at 12:00, where the UV Index peaks at an intense 11—a cautionary call for sun safety. As the afternoon progresses, the numbers recede, with 10 at 13:00, and gradually decreasing to 7 by 15:00. The evening settles in gently, bringing the UV Index down to 3 by 17:00, and returning to its morning levels at 1 by 18:00, continuing through to 19:00. Stay protected during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 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 |
Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk. January and December show low UV levels (2), with burn times of up to 45 minutes. The risk climbs in February (UV Index 4) and November (UV Index 4), categorized as moderate, with burn times of 30 minutes. The month of March marks a transition to high risk (UV Index 6), which persists into October. From April to September, the UV Index reaches very high levels (9-10), peaking in July at an extreme level (UV Index 11) with a burn time of just 10 minutes. Residents and visitors should be especially cautious during these high-risk months, particularly from April to August, when sun protection measures such as sunscreen, protective clothing, and shade are essential to minimize the risk of sunburn and long-term 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 |
Dianwan | 2 | 4 | 6 | 9 | 10 | 10 | 11 | 10 | 8 | 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 |
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 |