Last updated: August 1, 2025
Understanding the UV Index is crucial in Sanjiazi, China, where the climate often escalates the risks associated with sun exposure. The UV levels in this Dwb climate zone can peak at 11 around midday, emphasizing the importance of awareness to prevent sunburn and promote skin health. By tracking the daily UV index, residents and visitors can make informed decisions about outdoor activities, ensuring they take the necessary precautions to protect themselves from harmful rays. With these insights, you can enjoy sunny days in Sanjiazi while keeping your skin safe!
The UV Index readings throughout the day reveal a dramatic rise in sun intensity as the morning unfolds. Starting at 2 at 07:00, the index climbs steadily, peaking at a scorching 11 by noon and remaining high until around 13:00. As the afternoon progresses, the UV Index gently declines, dropping to 5 by 15:00 and further descending to 1 by the evening hours. This pattern highlights the importance of sun protection during midday, as the intense solar radiation can pose health risks. Stay safe and enjoy the sun wisely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, impacting sun exposure risk. January and December are the months with the lowest risk (UV Index 2, low exposure), where burn time is relatively long at 45 minutes. As the year progresses, February sees a moderate risk (UV Index 3), with a burn time of 30 minutes. The risk spikes in March and April (UV Index 6-7, high exposure), where the burn time drops to 25 minutes. The summer months of May to August present the highest risks, peaking in July with an extreme UV Index of 11 and a short burn time of just 10 minutes. As the year winds down, September and October still pose a considerable risk (UV Index 6-8, very high), but with slightly longer burn times of 15 to 25 minutes. November returns to moderate risk (UV Index 3, burn time 30 minutes). Visitors and residents should take precautions during the high-risk summer months by using sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to ensure safety and well-being.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sanjiazi | 2 | 3 | 6 | 7 | 8 | 10 | 11 | 10 | 8 | 6 | 3 | 2 |
| 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 |
| 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 |