Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Changqi, China, given the region's Cfa climate, which offers a mix of warm summers and mild winters. With UV levels peaking around midday, reaching hazardous highs of 12 to 13 during summer months, awareness of these ratings is vital for preventing sunburn and protecting skin health. By knowing the UV exposure risks throughout the day, you can make informed decisions about sun safety, ensuring that your outdoor activities are both enjoyable and protective against harmful UV rays. Stay informed and safeguard your skin while soaking up the sun in this beautiful locale!
The UV Index throughout the day showcases a dynamic pattern of sun intensity. At 7:00 AM, the index begins at a modest 1, gradually rising as the sun climbs higher in the sky. By 10:00 AM, it reaches 7, illustrating a marked increase in exposure. The peak occurs at 12:00 PM, hitting a striking 12, making it essential to seek shade or wear protective gear. The intensity remains high at 1:00 PM, reaching 13, before starting to decline after 2:00 PM, dropping to 9 by 3:00 PM. The late afternoon sees further decrease, settling at 3 by 5:00 PM and tapering off to 1 by the evening. Overall, this data underscores the importance of vigilant sun safety during the midday hours when UV exposure is at its most potent.
| 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 | 7 | high | 25 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 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variations, with the highest readings occurring from March to August. High-risk months are primarily April to July, where the UV Index reaches extreme levels (11-13) and the recommended burn time is as little as 10 minutes. During these peak months, it's crucial for both visitors and residents to take essential precautions, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, and seeking shade during midday hours. In contrast, the UV Index drops to moderate levels in December and January, providing a safer environment for outdoor activities, although vigilance is still advised, particularly during February and November, which see high UV levels as well. Stay informed and protect your skin year-round!
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 |
| Changqi | 6 | 7 | 9 | 11 | 13 | 12 | 13 | 12 | 10 | 9 | 7 | 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 |