Last updated: August 1, 2025
Understanding the UV Index in Changbu, China is essential for safeguarding your skin and overall health. With the region's Cfa climate, which brings warm summers and ample sunshine, awareness of UV levels helps prevent sunburn and long-term skin damage. From mid-morning to early afternoon, UV Index values can soar to 12—indicating extreme risk for unprotected skin. By staying informed about UV exposure, residents and visitors can enjoy the vibrant outdoors while effectively protecting themselves against harmful rays.
During the morning hours, the UV Index starts off low at 1 at 7:00 AM, indicating minimal risk of harm from unprotected sun exposure. As the day progresses, the intensity ramps up, peaking at 12 around 12:00 PM and 1:00 PM, suggesting a high risk for harm, especially for those spending extended periods outdoors. Post-peak, the index gradually declines, dropping to 7 at 3:00 PM and further down to 1 by 7:00 PM, which indicates a return to minimal risk as the sun sets. For sun enthusiasts, midday offers the most intense UV radiation, making sun protection essential during those hours!
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 | 8 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV index levels exhibit distinct seasonal changes, with high-risk months occurring from March to September. During this period, the UV index peaks at 12 from June to August, indicating extreme exposure, while May and September are also classified as extreme with indices of 11. Residents and visitors should be particularly vigilant during these months, as burn times shorten significantly—down to just 10 minutes in the peak summer months. It’s essential to take protective measures such as wearing sunscreen, sunglasses, and protective clothing when spending time outdoors. In contrast, October and November see a reduction in risk, though January and February still require caution due to high UV levels. Overall, staying informed and prepared will help minimize the risks associated with UV exposure throughout the year.
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 |
Changbu | 6 | 7 | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 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 |