Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Xinfa, China, where the Cwa climate brings warm summers and significant sunlight. Awareness of UV levels not only helps in preventing sunburn but is also vital for maintaining long-term skin health. With peak UV readings reaching as high as 12 around noon, it’s essential to be informed about these intensity levels to reduce the risk of harmful exposure. Xinfa's typical sunlight can present challenges; thus, staying vigilant against UV radiation ensures a safer and more enjoyable outdoor experience.
The UV Index dances through the day, peaking dramatically as the sun reaches its zenith. Starting the morning at a mild level of 1 at 07:00, the index slowly escalates to 2 by 08:00. As the clock strikes 09:00, it nudges up to 3, but the real surge begins at 10:00 with a jump to 6. The sun's fierce glow becomes undeniable by 11:00, reaching 9, and then it hits its apex at 12:00, soaring to 11—a clear signal to seek shade! By 13:00, it peaks at a sizzling 12 before gradually declining. The late afternoon sees a gentle slide down to 9 at 15:00, and the index softens to 6 by 16:00. As the day wanes, the UV levels drop, returning to a safe 1 by 19:00, offering a calm end to a sun-soaked day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure fluctuates significantly, with the highest risk months being April to September, where the UV Index reaches extreme levels (11-12), and the burn time drops to just 10 minutes. Visitors and residents are particularly vulnerable during this period, necessitating diligent sun protection measures. As the year progresses, January and December present the lowest UV indices (5), categorized as moderate, allowing for longer exposure times of 30 minutes before burning occurs. However, from February to October, awareness of the UV Index is crucial, especially in March (very high, 8) and November (high, 6), when the burn times decrease sharply. It is advisable to seek shade, wear protective clothing, and apply sunscreen regularly, particularly during the summer months when the sun's rays are most potent.
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 |
| Xinfa | 5 | 7 | 8 | 11 | 12 | 12 | 12 | 11 | 11 | 8 | 6 | 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 |