Last updated: June 2, 2025
Understanding the UV Index in Shamu, China is crucial for maintaining your skin health and preventing sunburns. As a city that's part of the humid subtropical climate zone (Cfa), Shamu experiences varying UV levels throughout the day, peaking at an intense 12 around noon. This comprehensive UV Index awareness not only helps locals and visitors safeguard against the harmful effects of ultraviolet radiation but also empowers them to enjoy outdoor activities safely. With rising UV levels during the midday hours, being informed about these fluctuations is key to protecting your skin and enhancing your overall well-being in Shamu.
The UV Index today showcases a dynamic escalation of sun intensity. Starting at a gentle 2 by 7:00 AM, it rises to 3 by 8:00 AM before surging to a peak of 12 at noon, indicating a high risk of harm from unprotected sun exposure. The afternoon sees a slight decline, with readings at 11 at 1:00 PM and descending to 9 by 2:00 PM, making for a cautious midday. As the day winds down, the UV Index drops to 6 by 3:00 PM, before tapering further to a mild 1 by 6:00 PM, signaling the return of a more manageable sun. Remember to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | 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 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | 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 |
| Shamu | 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 |