Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Ruanyitu, China, where the climate can intensify sun exposure throughout the year. With peak UV levels reaching as high as 9 during midday, awareness of these fluctuations is essential for effective sunburn prevention and maintaining long-term skin health. The subtropical climate of Ruanyitu brings with it significant sunshine, amplifying the risks associated with unprotected skin. Stay informed and protect yourself from harmful UV rays by monitoring the index—your skin will thank you!
The UV Index throughout the day paints a vivid picture of solar intensity. Starting at 7:00 AM, the index begins at a mild 1, perfect for a gentle morning stroll. As the sun climbs higher, it peaks at 9 between 11:00 AM and 1:00 PM, indicating a significant risk for harm from unprotected sun exposure. This is the time to lather on that sunscreen and seek shade! By 2:00 PM, the index drops slightly to 8, but vigilance is still key. As afternoon fades into evening, the UV intensity diminishes, falling to 3 by 4:00 PM and settling back down to a comfortable 1 by 6:00 PM. Planning outdoor activities? Aim for the early morning or late afternoon to enjoy the sunshine safely!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | 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 | 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 |
Throughout the year, the UV Index experiences significant seasonal changes, peaking during the summer months. High-risk months include March to August, with particularly concerning levels of UV radiation reached in June and July, where the index ranges from 11 to 12 and falls under the extreme exposure category, allowing for burn times as quick as 10 minutes. Residents and visitors are strongly advised to take precautions during these months, including wearing sunscreen, protective clothing, and seeking shade, especially during midday hours. As the year progresses toward winter, the UV levels decrease, but attention to January and February still remains important with moderate to high levels that warrant protective measures. By staying informed and proactive during these higher UV periods, individuals can significantly reduce the risk of sunburn and long-term skin damage.
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 |
| Ruanyitu | 5 | 7 | 8 | 10 | 9 | 11 | 12 | 11 | 10 | 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 |