Last updated: June 2, 2025
Understanding the UV Index in Sanjiazi, China is crucial for safeguarding your skin health and preventing sunburn, especially given the area's climate characterized by fluctuating UV exposure. With maximum UV levels peaking at 10 between 11:00 and 12:00, awareness becomes vital for residents and visitors alike. High UV levels pose significant risks, making it essential to take protective measures during peak hours to enjoy the vibrant outdoor lifestyle that Sanjiazi offers, while keeping skin damage at bay. Stay informed and protect yourself effectively against harmful ultraviolet rays!
The UV Index rises steadily throughout the morning, reaching its peak at 11:00 AM and 12:00 PM with a value of 10—indicating very high UV exposure. Early risers will see a more moderate index of 2 at 7:00 AM, gradually climbing to 6 by 9:00 AM. As the sun hits its zenith, it's crucial to take precautions, especially around the noon hour. By the afternoon, the index begins to decline, dropping to 5 at 3:00 PM, then falling to 1 by 6:00 PM and remaining there until sunset. Remember to protect your skin during the peak hours when the sun's rays are strongest!
| 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 | 10 | 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 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | 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 |