Last updated: August 1, 2025
Staying informed about the UV Index is essential for residents and visitors in Zhaosu, China, where the Dfb climate brings warm summers that can lead to significant sun exposure. Understanding UV levels is crucial to prevent sunburn and maintain overall skin health—especially when peak UV readings can reach a striking 11 around midday. With such high potential for harmful exposure during the sunniest hours, being aware of UV Index fluctuations throughout the day can help you protect yourself from the risks of overexposure while enjoying the beautiful outdoors in Zhaosu.
At 07:00 AM, the UV Index starts low at 1, offering a gentle reminder of the sun's presence. As the day unfolds, the intensity rises, peaking at 12:00 PM with a robust 10, signaling the need for sun protection. The highest point occurs at 13:00, reaching a striking 11, where it's crucial to stay shaded or apply sunscreen. After this peak, the UVIndex begins to dip gradually, descending to 9 by 14:00, and further falling to 7 by 15:00. The late afternoon brings respite with levels declining to 5 at 16:00, 3 by 17:00, and reverting to 2 by 18:00. Finally, as the sun sets at 19:00, the index returns to a mild 1, signaling a safe end to the day outside. Plan your outdoor activities accordingly to stay safe in the sun!
| 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 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal changes, peaking during the summer months. From January to February, the UV levels are moderate, allowing for a 30-minute burn time. However, by March and April, the UV Index escalates to very high with a reduced burn time of 15 minutes. May through July marks the highest risk period, with an extreme UV Index of 11, necessitating a burn time of only 10 minutes. August and September remain very high, but slight relief is seen with a burn time of 15 minutes. As temperatures cool in October and November, the UV Index decreases to high and moderate, respectively, while December brings a low index with a 45-minute burn time. Visitors and residents are advised to wear appropriate sun protection, especially during the high-risk months of May to September, minimizing direct exposure during peak sunlight hours.
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 |
| Zhaosu | 3 | 5 | 8 | 9 | 11 | 11 | 11 | 10 | 8 | 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 |