Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Wujin, China, where the sun's intensity can pose significant risks during peak hours. With a Cwa climate, Wujin experiences hot summers, leading to higher UV levels, especially around midday. Being aware of UV levels is vital not only for preventing painful sunburns but also for maintaining long-term skin health. During the hottest hours, such as 12 PM to 2 PM, the UV Index can reach a severe level of 11 to 12, making it essential to protect your skin when outdoors. Stay informed and safeguard your health while enjoying the beautiful Wujin sunshine!
As the sun rises, the UV Index begins its dramatic ascent, starting at a mild 1 at 07:00 and gradually increasing throughout the morning. By 09:00, it reaches a more noticeable 4, and at 10:00, it hits 6. The real intensity arrives at 12:00, peaking at a scorching 11, followed closely by 12 at 13:00, making noon the most critical time for sun safety. As afternoon slips into evening, the index steadily declines, showcasing 11 at 14:00, before tapering off to 3 by 17:00 and returning to a safe 1 by 18:00. From morning’s cautious rays to the afternoon's blazing sun, this day exemplifies the need for sun protection during its peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | 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 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, peaking during the summer months. From January (UV Index 5) to December (UV Index 4), the levels indicate moderate to high risk in winter, with January, November, and December being relatively safer for outdoor activities. However, as spring arrives, particularly in March (UV Index 8), the risk elevates to very high, and it becomes extreme in the critical months of April through September (UV Index 11), where the burn time drops to just 10 minutes. May often sees the highest UV Index of 12, rendering it one of the highest-risk months. Visitors and residents are urged to take precautions, especially from March to September, by seeking shade, wearing protective clothing, and applying sunscreen regularly when outdoors. As we transition into October, the UV levels decrease, but caution remains advisable until the end of the year.
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 |
| Wujin | 5 | 6 | 8 | 11 | 12 | 11 | 11 | 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 |