Last updated: June 2, 2025
In Baidian, China, staying informed about the UV Index is crucial for safeguarding your skin from sunburn and long-term health effects. Understanding UV levels is not just about avoiding sunburn; it plays a significant role in preserving your skin’s overall health and preventing conditions linked to excessive sun exposure. With a Cfa climate, Baidian experiences varying UV exposure throughout the day, peaking at a high of 10 between 11:00 AM and 1:00 PM. This makes it essential for residents and visitors alike to monitor UV levels regularly to enjoy the outdoors safely while minimizing the risk of harmful effects from the sun.
As the sun rises, the UV Index starts low at 2 at 7:00 AM, gradually climbing to a moderate 4 by 8:00 AM. The intensity peaks dramatically at 10:00 AM, reaching an impressive 10—a clear signal for outdoor enthusiasts to take precautions. From 11:00 AM to 1:00 PM, the UV Index remains steady at this maximum level, ensuring that midday sun exposure can be quite harmful. After 2:00 PM, the index begins its descent, dropping to 8 by 2:00 PM and further declining to 5 at 3:00 PM. As the afternoon wanes, the UV Index falls to 3 by 4:00 PM, with evening hours presenting little risk, dipping to 1 at 5:00 PM and finally dropping to 0 by 7:00 PM. Overall, a midday outing requires caution, but post-lunch hours offer safer conditions for sun lovers.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | 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 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index shows significant seasonal changes, with the highest levels occurring during the summer months. From July to August, the UV Index reaches an extreme level of 11, resulting in a burn time of just 10 minutes. March through September also sees very high to extreme UV levels, with April and May maintaining a very high index of 10, necessitating caution for outdoor activities. Conversely, the months of January and December have the lowest UV levels, categorized as moderate, with a burn time of 30 minutes. For visitors and residents, it's crucial to practice sun safety during high-risk months (March to September) by wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure during peak 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 |
| Baidian | 4 | 6 | 8 | 10 | 10 | 10 | 11 | 11 | 10 | 7 | 5 | 4 |
| 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 |