Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors in Bayan Tug, China, especially given its BSk climate characterized by dry, sunny conditions. Awareness of UV levels can significantly reduce the risk of sunburn and support long-term skin health, as harmful radiation can lead to serious skin issues. With peak UV Index readings reaching a high of 10 around noon, the potential for overexposure is substantial. Being informed about these fluctuations throughout the day allows you to take the necessary precautions, ensuring you enjoy the beautiful sunshine safely!
The UV Index throughout the day displays a distinct pattern of increasing and decreasing intensity. Starting at a modest 2 at 07:00, the index gradually rises, reaching a moderate level of 3 by 08:00. However, the sun really begins to shine at 09:00, skyrocketing to a notable 5. By 10:00, it hits 7, and between 11:00 and 12:00, we experience the peak UV Index of 10, where sun safety becomes essential! After the zenith at 13:00, the numbers begin their descent, dropping to 8 by 14:00 and then tapering off further to 6 at 15:00. As the afternoon fades, the UV Index dwindles to a soft 4 at 16:00, before settling to a gentle 2 at 17:00 and finally a low 1 for the evening hours, signifying the day's retreat into twilight. Remember to prioritize sun protection during the peak hours when the sun's rays are most intense!
| 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 | 7 | 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 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with a noticeable increase from March to August. The high-risk months are April to August, where the UV Index reaches 8-10, categorized as very high; during this period, the recommended burn time decreases to just 15 minutes. In contrast, January and December exhibit low exposure levels, with a UV Index of 2 and a burn time of 45 minutes. Visitors and residents should take extra precautions during the high UV months by wearing sunscreen, protective clothing, and seeking shade, especially between 10 AM and 4 PM when the sun's rays are the strongest. During the rest of the year, while the risk is lower, it is still advisable to be mindful of UV exposure, especially in March, September, and October with moderate UV levels.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bayan Tug | 2 | 3 | 6 | 8 | 10 | 10 | 10 | 10 | 7 | 5 | 3 | 2 |
| 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 |
| 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 |