Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Wuzu, China, where the humid subtropical climate contributes to higher levels of ultraviolet radiation throughout the year. Being aware of UV levels is essential for preventing sunburn, maintaining skin health, and reducing the risk of long-term damage. With midday readings soaring to a maximum of 10 during the summer months, it's vital to take precautions to protect yourself from exposure in this vibrant city. Stay informed and safeguard your skin by recognizing the importance of the UV Index as you navigate daily life in Wuzu.
As the day unfolds, the UV Index rises dramatically, peaking at 10 around 12:00 PM, signaling a time of intense sun exposure. Early morning starts off gently with a UV Index of just 1 at 7:00 AM, then gradually climbs to 3 by 8:00 AM. By 10:00 AM, it reaches 7, showcasing the increasing intensity of sunlight. The mid-afternoon hours see the highest readings, with 9 at 11:00 AM and 12:00 PM leading to a noteworthy peak. After spending the afternoon enjoying the sunshine, the index begins its decline, dropping to 5 at 3:00 PM and tapering off to 3 at 4:00 PM. As evening falls, the index sinks back to 1 by 5:00 PM, reminding us to prioritize sun safety during the peak hours of the day.
| 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 | 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 | 1 | low | 45 min |
Seasonal UV changes indicate a significant increase in ultraviolet radiation from early spring through summer, peaking in the summer months of June, July, and August, where the UV Index reaches a severe level of 12 and burn times decrease to just 10 minutes. High-risk months include March to September, during which the UV Index exceeds 7, categorized as very high or extreme. Visitors and residents are advised to take precautions during these periods by seeking shade, wearing protective clothing, and applying sunscreen regularly, especially when spending extended time outdoors. In contrast, the UV Index drops to a moderate level by December, providing a safer environment for outdoor activities.
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 |
| Wuzu | 6 | 7 | 8 | 10 | 10 | 12 | 12 | 12 | 10 | 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 |