Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents of Nanjie, China, as it serves as a vital indicator of sun exposure and potential health risks. With the region's Cfa climate, characterized by hot summers and varying humidity levels, awareness of UV levels is essential for preventing sunburn and maintaining skin health. As this index can soar to a maximum of 13 around midday, knowing when to seek shade or apply sunscreen can significantly reduce the risk of harmful effects caused by intense UV radiation. Stay informed and protect your skin while enjoying the sunny days in Nanjie!
During the day, the UV Index peaks dramatically, showcasing a dynamic pattern of intensity. At 07:00, it begins at a low 1, gradually rising to 3 by 08:00. As the sun ascends higher, the index climbs swiftly, reaching 5 at 09:00 and hitting a striking 8 by 10:00. The real intensity is felt between 11:00 and 13:00, where it soars to a maximum of 13. After noon, the UV Index dips but remains notable, registering 11 at 14:00 before gently declining through the afternoon, falling to 7 by 15:00. As the sun sets, the index sinks back down to 2 at 17:00 and settles at 1 by the evening hours, reminding us to always be cautious and protect our skin during the sun's 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 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | 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 levels show significant seasonal variation that necessitates careful attention from both visitors and residents. High-risk months for UV exposure are from February to September, peaking in May and July with an extreme index of 13, where the burn time is reduced to just 10 minutes. Even in March and April, the index remains dangerously high at 12 and 11, respectively. October and November also carry risks with very high indices of 10 and 8 and longer burn times of 15 minutes. It is crucial for individuals to protect their skin, especially during these high-risk months, by wearing appropriate clothing, applying sunscreen, and seeking shade when necessary. Maintaining awareness of UV levels can safeguard health and enhance outdoor enjoyment.
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 |
| Nanjie | 7 | 9 | 12 | 11 | 13 | 12 | 13 | 12 | 11 | 10 | 8 | 7 |
| 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 |