Last updated: June 2, 2025
In Jianshe, China, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding the daily levels of UV radiation helps you take proactive steps to prevent sunburn and long-term skin damage. With Jianshe's Dwb climate, the sun's rays can become quite intense, particularly during midday hours when the UV Index peaks at 8. Awareness of these levels enables residents and visitors to enjoy outdoor activities safely while minimizing the risks associated with high UV exposure.
As the day unfolds, the UV Index climbs steadily, reaching its peak between 11:00 AM and 1:00 PM with a high of 8. Early risers will find a mild 2 at 7:00 AM, but by 9:00 AM, the intensity ramps up to a more noticeable 5. The sun's rays become particularly strong at 10:00 AM, soaring to 7, and for those out in the midday sun, it’s crucial to stay protected as the UV Index remains at 8 until 1:00 PM. As the afternoon rolls in, the index starts to decline, dipping to 6 at 2:00 PM, and gradually dropping further to a 3 by 4:00 PM. By the evening, the UV Index settles into a low range of 1 as the sun begins to set, reminding us to always be mindful of UV exposure throughout the day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, with notable changes in exposure levels that require careful attention, especially for visitors and residents. From January to March, the UV Index starts low at 2 and advances to 4 by the end of March, indicating a gradual increase in sunlight intensity. April and May see a sharp rise to 7, categorized as high, where burn times reduce to 25 minutes. The summer months of June through August showcase the highest UV levels, peaking at 9 in July, where a burn can occur in as little as 15 minutes—a critical time for skin protection. As summer wanes, September drops to 6, and by October, it decreases further to 4, signaling a return to moderate exposure. November and December revert to low UV levels, with indexes of 2 and 1, offering safer conditions for outdoor activities. It is crucial for everyone to take precautions—such as wearing sunscreen, hats, and protective clothing—especially during the high-risk months from April to August when the UV Index is at its peak, ensuring safety while enjoying outdoor pursuits.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jianshe | 2 | 3 | 4 | 7 | 7 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| 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 |
| 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 |