Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Dongtundu, China, where sunshine permeates the climate, categorized as Cfa. Being aware of the UV levels not only helps in preventing painful sunburns but also plays a significant role in maintaining overall skin health. Given that the UV Index peaks at a staggering 12 around noon, awareness of these levels can guide appropriate sun protection measures, crucial for navigating the region's typical exposure risks during sunny days. Staying informed enables you to enjoy the beautiful outdoors safely while safeguarding your skin from the sun’s harmful effects.
The UV Index today showcases a dynamic pattern, starting off gently with a maximum of 1 at 7:00 AM. As the day progresses, the intensity rises, peaking at an impressive 12 between 12:00 PM and 1:00 PM—the moment when sun safety becomes paramount. Just before noon, the index hits 11, inviting sun-seekers to enjoy the warmth but reminding them to stay protected. After its zenith, the index gradually declines, dropping to 10 at 2:00 PM, and continues to decrease throughout the afternoon and evening, falling to 1 by 7:00 PM. This daily UV cycle highlights the importance of being mindful around midday when UV exposure is at its highest. Remember to apply sunscreen and wear protective gear 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index values vary significantly, highlighting the changing intensity of ultraviolet radiation. The high-risk months are from March to August, peaking in July and August with an extreme UV Index of 12, where the minimum burn time is just 10 minutes. Visitors and residents should take extra precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during midday hours. As the seasons transition into September and October, the UV Index remains high but begins to diminish, shifting to a very high category, advising continued sun safety practices. From November to February, UV exposure lessens, with the burn time increasing, but one should remain vigilant as even lower UV levels can still pose risks.
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 |
| Dongtundu | 6 | 7 | 8 | 10 | 11 | 11 | 12 | 12 | 10 | 9 | 7 | 5 |
| 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 |