Last updated: June 2, 2025
In Yuanmao, China, staying informed about the UV Index is crucial for safeguarding your skin health and preventing sunburn. With its BSk climate, this region experiences significant fluctuations in UV radiation throughout the day, peaking at a concerning UV Index of 12 during midday. Understanding these levels can empower residents and visitors to take necessary precautions, such as wearing protective clothing and applying sunscreen, particularly between 10 a.m. and 2 p.m. when the sun's rays are most intense. By being aware of UV levels, you can enjoy the outdoors while keeping your skin safe from harmful exposure.
As the day unfolds, the UV Index climbs steadily, peaking at a stunning 12 around noon. Starting from a modest 1 at 7:00 AM, the intensity escalates, reaching a vital 10 by 11:00 AM. The afternoon continues with high values, with 12 sustained from 12:00 PM to 1:00 PM, before gradually tapering off. By 4:00 PM, the index drops to 6, and as evening approaches, it cools to a safe 1 by 7:00 PM. For those venturing outdoors, it’s crucial to take precautions during the peak hours from 10:00 AM to 2:00 PM, when the sun's rays are strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal variation, peaking during the summer months. January and February have moderate UV levels (Index 4-5), allowing for 30 minutes of safe sun exposure. However, starting in March, the risk increases with a high UV Index of 7 and a reduced burn time of 25 minutes. As we transition into April and May, the risk escalates dramatically, reaching very high levels of 10-12, requiring protective measures with only 10-15 minutes of safe exposure. The extreme conditions continue through July and August, where the UV Index peaks at 13, emphasizing the importance of sun safety. In September and October, the UV Index remains very high, while November and December offer more moderate exposure levels again at 5 and 3 respectively. For visitors and residents, it’s critical to stay informed about UV changes, particularly between March and October, to ensure sun safety by wearing sunscreen, protective clothing, and avoiding peak sun 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 |
| Yuanmao | 4 | 5 | 7 | 10 | 12 | 12 | 13 | 11 | 10 | 8 | 5 | 3 |
| 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 |