Last updated: August 1, 2025
Staying aware of the UV Index in Nandiantou, China is crucial for anyone looking to protect their skin from harmful sun exposure. Understanding the UV levels can help residents and visitors alike prevent sunburn and maintain long-term skin health, especially during the midday hours when the UV Index peaks at a striking 10. Nestled within a Dwa climate zone, Nandiantou experiences fluctuating levels of UV radiation throughout the day, with the highest risks typically occurring between 11:00 AM and 1:00 PM. Being informed allows you to enjoy the beautiful outdoor scenery while keeping your skin safe from potential damage.
As the sun rises, the UV Index gradually transitions from a mild 1 at 07:00 to an invigorating 3 by 08:00. The peak UV intensity hits its stride between 12:00 and 13:00, reaching a striking 10, a clear call for sun protection. As the afternoon progresses, the index begins to decline, tapering off to 8 at 14:00, 6 at 15:00, and eventually settling to a gentle 2 by 17:00. By evening, the UV levels dip back down, returning to a safe 1, indicating it's time to relax and enjoy the cooler, softer light of sunset.
| 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 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 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 |
As the seasons change, so do the UV Index levels, significantly influencing sun exposure risk. In the winter months of January and December, the UV Index is low (2), allowing for longer exposure times of up to 45 minutes without burning. February marks a transition to moderate exposure (UV Index 4) with a burn time of 30 minutes. However, from March through September, the UV Index escalates, peaking at 10 during June and July, indicating very high exposure risk and a burn time of only 15 minutes. The high-risk months are clearly defined between April and August, when the UV Index remains consistently high to very high. With decreasing UV levels in the fall, October sees a high UV Index of 6, while November returns to moderate levels. For visitors and residents, it is crucial to adopt sun safety measures—such as using sunscreen, wearing protective clothing, and seeking shade—especially during the most dangerous months of April to August. Stay informed and protect your skin to enjoy the sun safely!
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 |
| Nandiantou | 2 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 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 |